Gitiles
Code Review Sign In
gerrit.omnirom.org / android_external_vim / d2f49879990407b209f39397b9880f91f851a49a / . / src / ex_docmd.c
blob: 59d3db4dd1850af26ed263e6fa41747a922f6504 [file] [log] [blame]
/* vi:set ts=8 sts=4 sw=4 noet:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* ex_docmd.c: functions for executing an Ex command line.
*/
#include "vim.h"
static int quitmore = 0;
static int ex_pressedreturn = FALSE;
#ifndef FEAT_PRINTER
# define ex_hardcopy ex_ni
#endif
#if defined(FEAT_EVAL) || defined(PROTO)
static int cmp_cmdmod_info(const void *a, const void *b);
#endif
#ifdef FEAT_EVAL
static char_u *do_one_cmd(char_u **, int, cstack_T *, char_u *(*fgetline)(int, void *, int, getline_opt_T), void *cookie);
#else
static char_u *do_one_cmd(char_u **, int, char_u *(*fgetline)(int, void *, int, getline_opt_T), void *cookie);
static int if_level = 0; // depth in :if
#endif
static void append_command(char_u *cmd);
#ifndef FEAT_MENU
# define ex_emenu ex_ni
# define ex_menu ex_ni
# define ex_menutranslate ex_ni
#endif
static void ex_autocmd(exarg_T *eap);
static void ex_doautocmd(exarg_T *eap);
static void ex_bunload(exarg_T *eap);
static void ex_buffer(exarg_T *eap);
static void ex_bmodified(exarg_T *eap);
static void ex_bnext(exarg_T *eap);
static void ex_bprevious(exarg_T *eap);
static void ex_brewind(exarg_T *eap);
static void ex_blast(exarg_T *eap);
static char_u *getargcmd(char_u **);
static int getargopt(exarg_T *eap);
#ifndef FEAT_QUICKFIX
# define ex_make ex_ni
# define ex_cbuffer ex_ni
# define ex_cc ex_ni
# define ex_cnext ex_ni
# define ex_cbelow ex_ni
# define ex_cfile ex_ni
# define qf_list ex_ni
# define qf_age ex_ni
# define qf_history ex_ni
# define ex_helpgrep ex_ni
# define ex_vimgrep ex_ni
# define ex_cclose ex_ni
# define ex_copen ex_ni
# define ex_cwindow ex_ni
# define ex_cbottom ex_ni
#endif
#if !defined(FEAT_QUICKFIX) || !defined(FEAT_EVAL)
# define ex_cexpr ex_ni
#endif
static linenr_T default_address(exarg_T *eap);
static linenr_T get_address(exarg_T *, char_u **, cmd_addr_T addr_type, int skip, int silent, int to_other_file, int address_count);
static void address_default_all(exarg_T *eap);
static void get_flags(exarg_T *eap);
#if !defined(FEAT_PERL) \
|| !defined(FEAT_PYTHON) || !defined(FEAT_PYTHON3) \
|| !defined(FEAT_TCL) \
|| !defined(FEAT_RUBY) \
|| !defined(FEAT_LUA) \
|| !defined(FEAT_MZSCHEME)
# define HAVE_EX_SCRIPT_NI
static void ex_script_ni(exarg_T *eap);
#endif
static char *invalid_range(exarg_T *eap);
static void correct_range(exarg_T *eap);
#ifdef FEAT_QUICKFIX
static char_u *replace_makeprg(exarg_T *eap, char_u *p, char_u **cmdlinep);
#endif
static char_u *repl_cmdline(exarg_T *eap, char_u *src, size_t srclen, char_u *repl, char_u **cmdlinep);
static void ex_highlight(exarg_T *eap);
static void ex_colorscheme(exarg_T *eap);
static void ex_cquit(exarg_T *eap);
static void ex_quit_all(exarg_T *eap);
static void ex_close(exarg_T *eap);
static void ex_win_close(int forceit, win_T *win, tabpage_T *tp);
static void ex_only(exarg_T *eap);
static void ex_resize(exarg_T *eap);
static void ex_stag(exarg_T *eap);
static void ex_tabclose(exarg_T *eap);
static void ex_tabonly(exarg_T *eap);
static void ex_tabnext(exarg_T *eap);
static void ex_tabmove(exarg_T *eap);
static void ex_tabs(exarg_T *eap);
#if defined(FEAT_QUICKFIX)
static void ex_pclose(exarg_T *eap);
static void ex_ptag(exarg_T *eap);
static void ex_pedit(exarg_T *eap);
#else
# define ex_pclose ex_ni
# define ex_ptag ex_ni
# define ex_pedit ex_ni
#endif
static void ex_hide(exarg_T *eap);
static void ex_exit(exarg_T *eap);
static void ex_print(exarg_T *eap);
#ifdef FEAT_BYTEOFF
static void ex_goto(exarg_T *eap);
#else
# define ex_goto ex_ni
#endif
static void ex_shell(exarg_T *eap);
static void ex_preserve(exarg_T *eap);
static void ex_recover(exarg_T *eap);
static void ex_mode(exarg_T *eap);
static void ex_wrongmodifier(exarg_T *eap);
static void ex_find(exarg_T *eap);
static void ex_open(exarg_T *eap);
static void ex_edit(exarg_T *eap);
#ifndef FEAT_GUI
# define ex_gui ex_nogui
static void ex_nogui(exarg_T *eap);
#endif
#if defined(FEAT_GUI_MSWIN) && defined(FEAT_MENU) && defined(FEAT_TEAROFF)
static void ex_tearoff(exarg_T *eap);
#else
# define ex_tearoff ex_ni
#endif
#if (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_GTK) \
|| defined(FEAT_TERM_POPUP_MENU)) && defined(FEAT_MENU)
static void ex_popup(exarg_T *eap);
#else
# define ex_popup ex_ni
#endif
#ifndef FEAT_GUI_MSWIN
# define ex_simalt ex_ni
#endif
#if !defined(FEAT_GUI_MSWIN) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF)
# define gui_mch_find_dialog ex_ni
# define gui_mch_replace_dialog ex_ni
#endif
#if !defined(FEAT_GUI_GTK)
# define ex_helpfind ex_ni
#endif
#ifndef FEAT_CSCOPE
# define ex_cscope ex_ni
# define ex_scscope ex_ni
# define ex_cstag ex_ni
#endif
#ifndef FEAT_SYN_HL
# define ex_syntax ex_ni
# define ex_ownsyntax ex_ni
#endif
#if !defined(FEAT_SYN_HL) || !defined(FEAT_PROFILE)
# define ex_syntime ex_ni
#endif
#ifndef FEAT_SPELL
# define ex_spell ex_ni
# define ex_mkspell ex_ni
# define ex_spelldump ex_ni
# define ex_spellinfo ex_ni
# define ex_spellrepall ex_ni
#endif
#ifndef FEAT_PERSISTENT_UNDO
# define ex_rundo ex_ni
# define ex_wundo ex_ni
#endif
#ifndef FEAT_LUA
# define ex_lua ex_script_ni
# define ex_luado ex_ni
# define ex_luafile ex_ni
#endif
#ifndef FEAT_MZSCHEME
# define ex_mzscheme ex_script_ni
# define ex_mzfile ex_ni
#endif
#ifndef FEAT_PERL
# define ex_perl ex_script_ni
# define ex_perldo ex_ni
#endif
#ifndef FEAT_PYTHON
# define ex_python ex_script_ni
# define ex_pydo ex_ni
# define ex_pyfile ex_ni
#endif
#ifndef FEAT_PYTHON3
# define ex_py3 ex_script_ni
# define ex_py3do ex_ni
# define ex_py3file ex_ni
#endif
#if !defined(FEAT_PYTHON) && !defined(FEAT_PYTHON3)
# define ex_pyx ex_script_ni
# define ex_pyxdo ex_ni
# define ex_pyxfile ex_ni
#endif
#ifndef FEAT_TCL
# define ex_tcl ex_script_ni
# define ex_tcldo ex_ni
# define ex_tclfile ex_ni
#endif
#ifndef FEAT_RUBY
# define ex_ruby ex_script_ni
# define ex_rubydo ex_ni
# define ex_rubyfile ex_ni
#endif
#ifndef FEAT_KEYMAP
# define ex_loadkeymap ex_ni
#endif
static void ex_swapname(exarg_T *eap);
static void ex_syncbind(exarg_T *eap);
static void ex_read(exarg_T *eap);
static void ex_pwd(exarg_T *eap);
static void ex_equal(exarg_T *eap);
static void ex_sleep(exarg_T *eap);
static void ex_winsize(exarg_T *eap);
static void ex_wincmd(exarg_T *eap);
#if defined(FEAT_GUI) || defined(UNIX) || defined(VMS) || defined(MSWIN)
static void ex_winpos(exarg_T *eap);
#else
# define ex_winpos ex_ni
#endif
static void ex_operators(exarg_T *eap);
static void ex_put(exarg_T *eap);
static void ex_copymove(exarg_T *eap);
static void ex_submagic(exarg_T *eap);
static void ex_join(exarg_T *eap);
static void ex_at(exarg_T *eap);
static void ex_bang(exarg_T *eap);
static void ex_undo(exarg_T *eap);
#ifdef FEAT_PERSISTENT_UNDO
static void ex_wundo(exarg_T *eap);
static void ex_rundo(exarg_T *eap);
#endif
static void ex_redo(exarg_T *eap);
static void ex_later(exarg_T *eap);
static void ex_redir(exarg_T *eap);
static void ex_redrawstatus(exarg_T *eap);
static void ex_redrawtabline(exarg_T *eap);
static void close_redir(void);
static void ex_mark(exarg_T *eap);
static void ex_startinsert(exarg_T *eap);
static void ex_stopinsert(exarg_T *eap);
#ifdef FEAT_FIND_ID
static void ex_checkpath(exarg_T *eap);
static void ex_findpat(exarg_T *eap);
#else
# define ex_findpat ex_ni
# define ex_checkpath ex_ni
#endif
#if defined(FEAT_FIND_ID) && defined(FEAT_QUICKFIX)
static void ex_psearch(exarg_T *eap);
#else
# define ex_psearch ex_ni
#endif
static void ex_tag(exarg_T *eap);
static void ex_tag_cmd(exarg_T *eap, char_u *name);
#ifndef FEAT_EVAL
# define ex_block ex_ni
# define ex_break ex_ni
# define ex_breakadd ex_ni
# define ex_breakdel ex_ni
# define ex_breaklist ex_ni
# define ex_call ex_ni
# define ex_catch ex_ni
# define ex_class ex_ni
# define ex_compiler ex_ni
# define ex_continue ex_ni
# define ex_debug ex_ni
# define ex_debuggreedy ex_ni
# define ex_defcompile ex_ni
# define ex_delfunction ex_ni
# define ex_disassemble ex_ni
# define ex_echo ex_ni
# define ex_echohl ex_ni
# define ex_else ex_ni
# define ex_endblock ex_ni
# define ex_endfunction ex_ni
# define ex_endif ex_ni
# define ex_endtry ex_ni
# define ex_endwhile ex_ni
# define ex_enum ex_ni
# define ex_eval ex_ni
# define ex_execute ex_ni
# define ex_finally ex_ni
# define ex_incdec ex_ni
# define ex_finish ex_ni
# define ex_function ex_ni
# define ex_if ex_ni
# define ex_let ex_ni
# define ex_var ex_ni
# define ex_lockvar ex_ni
# define ex_oldfiles ex_ni
# define ex_options ex_ni
# define ex_packadd ex_ni
# define ex_packloadall ex_ni
# define ex_return ex_ni
# define ex_scriptnames ex_ni
# define ex_throw ex_ni
# define ex_try ex_ni
# define ex_type ex_ni
# define ex_unlet ex_ni
# define ex_while ex_ni
# define ex_import ex_ni
# define ex_export ex_ni
#endif
#ifndef FEAT_SESSION
# define ex_loadview ex_ni
#endif
#ifndef FEAT_VIMINFO
# define ex_viminfo ex_ni
#endif
static void ex_behave(exarg_T *eap);
static void ex_filetype(exarg_T *eap);
static void ex_setfiletype(exarg_T *eap);
#ifndef FEAT_DIFF
# define ex_diffoff ex_ni
# define ex_diffpatch ex_ni
# define ex_diffgetput ex_ni
# define ex_diffsplit ex_ni
# define ex_diffthis ex_ni
# define ex_diffupdate ex_ni
#endif
static void ex_digraphs(exarg_T *eap);
#ifdef FEAT_SEARCH_EXTRA
static void ex_nohlsearch(exarg_T *eap);
#else
# define ex_nohlsearch ex_ni
# define ex_match ex_ni
#endif
#ifdef FEAT_CRYPT
static void ex_X(exarg_T *eap);
#else
# define ex_X ex_ni
#endif
#ifdef FEAT_FOLDING
static void ex_fold(exarg_T *eap);
static void ex_foldopen(exarg_T *eap);
static void ex_folddo(exarg_T *eap);
#else
# define ex_fold ex_ni
# define ex_foldopen ex_ni
# define ex_folddo ex_ni
#endif
#if !(defined(HAVE_LOCALE_H) || defined(X_LOCALE))
# define ex_language ex_ni
#endif
#ifndef FEAT_SIGNS
# define ex_sign ex_ni
#endif
#ifndef FEAT_NETBEANS_INTG
# define ex_nbclose ex_ni
# define ex_nbkey ex_ni
# define ex_nbstart ex_ni
#endif
#ifndef FEAT_PROFILE
# define ex_profile ex_ni
#endif
#ifndef FEAT_TERMINAL
# define ex_terminal ex_ni
#endif
#if !defined(FEAT_X11) || !defined(FEAT_XCLIPBOARD)
# define ex_xrestore ex_ni
#endif
#if !defined(FEAT_PROP_POPUP)
# define ex_popupclear ex_ni
#endif
/*
* Declare cmdnames[].
*/
#define DO_DECLARE_EXCMD
#include "ex_cmds.h"
#include "ex_cmdidxs.h"
static char_u dollar_command[2] = {'$', 0};
#ifdef FEAT_EVAL
// Struct for storing a line inside a while/for loop
typedef struct
{
char_u *line; // command line
linenr_T lnum; // sourcing_lnum of the line
} wcmd_T;
/*
* Structure used to store info for line position in a while or for loop.
* This is required, because do_one_cmd() may invoke ex_function(), which
* reads more lines that may come from the while/for loop.
*/
struct loop_cookie
{
garray_T *lines_gap; // growarray with line info
int current_line; // last read line from growarray
int repeating; // TRUE when looping a second time
// When "repeating" is FALSE use "getline" and "cookie" to get lines
char_u *(*lc_getline)(int, void *, int, getline_opt_T);
void *cookie;
};
static char_u *get_loop_line(int c, void *cookie, int indent, getline_opt_T options);
static int store_loop_line(garray_T *gap, char_u *line);
static void free_cmdlines(garray_T *gap);
// Struct to save a few things while debugging. Used in do_cmdline() only.
struct dbg_stuff
{
int trylevel;
int force_abort;
except_T *caught_stack;
char_u *vv_exception;
char_u *vv_throwpoint;
int did_emsg;
int got_int;
int did_throw;
int need_rethrow;
int check_cstack;
except_T *current_exception;
};
static void
save_dbg_stuff(struct dbg_stuff *dsp)
{
dsp->trylevel = trylevel; trylevel = 0;
dsp->force_abort = force_abort; force_abort = FALSE;
dsp->caught_stack = caught_stack; caught_stack = NULL;
dsp->vv_exception = v_exception(NULL);
dsp->vv_throwpoint = v_throwpoint(NULL);
// Necessary for debugging an inactive ":catch", ":finally", ":endtry"
dsp->did_emsg = did_emsg; did_emsg = FALSE;
dsp->got_int = got_int; got_int = FALSE;
dsp->did_throw = did_throw; did_throw = FALSE;
dsp->need_rethrow = need_rethrow; need_rethrow = FALSE;
dsp->check_cstack = check_cstack; check_cstack = FALSE;
dsp->current_exception = current_exception; current_exception = NULL;
}
static void
restore_dbg_stuff(struct dbg_stuff *dsp)
{
suppress_errthrow = FALSE;
trylevel = dsp->trylevel;
force_abort = dsp->force_abort;
caught_stack = dsp->caught_stack;
(void)v_exception(dsp->vv_exception);
(void)v_throwpoint(dsp->vv_throwpoint);
did_emsg = dsp->did_emsg;
got_int = dsp->got_int;
did_throw = dsp->did_throw;
need_rethrow = dsp->need_rethrow;
check_cstack = dsp->check_cstack;
current_exception = dsp->current_exception;
}
#endif
/*
* Check if ffname differs from fnum.
* fnum is a buffer number. 0 == current buffer, 1-or-more must be a valid buffer ID.
* ffname is a full path to where a buffer lives on-disk or would live on-disk.
*
*/
static int
is_other_file(int fnum, char_u *ffname)
{
if (fnum != 0)
{
if (fnum == curbuf->b_fnum)
return FALSE;
return TRUE;
}
if (ffname == NULL)
return TRUE;
if (*ffname == NUL)
return FALSE;
// TODO: Need a reliable way to know whether a buffer is meant to live on-disk
// !curbuf->b_dev_valid is not always available (example: missing on Windows)
if (curbuf->b_sfname != NULL
&& *curbuf->b_sfname != NUL)
// This occurs with unsaved buffers. In which case `ffname`
// actually corresponds to curbuf->b_sfname
return fnamecmp(ffname, curbuf->b_sfname) != 0;
return otherfile(ffname);
}
/*
* do_exmode(): Repeatedly get commands for the "Ex" mode, until the ":vi"
* command is given.
*/
void
do_exmode(
int improved) // TRUE for "improved Ex" mode
{
int save_msg_scroll;
int prev_msg_row;
linenr_T prev_line;
varnumber_T changedtick;
if (improved)
exmode_active = EXMODE_VIM;
else
exmode_active = EXMODE_NORMAL;
State = MODE_NORMAL;
may_trigger_modechanged();
// When using ":global /pat/ visual" and then "Q" we return to continue
// the :global command.
if (global_busy)
return;
save_msg_scroll = msg_scroll;
++RedrawingDisabled; // don't redisplay the window
++no_wait_return; // don't wait for return
#ifdef FEAT_GUI
// Ignore scrollbar and mouse events in Ex mode
++hold_gui_events;
#endif
msg(_("Entering Ex mode. Type \"visual\" to go to Normal mode."));
while (exmode_active)
{
// Check for a ":normal" command and no more characters left.
if (ex_normal_busy > 0 && typebuf.tb_len == 0)
{
exmode_active = FALSE;
break;
}
msg_scroll = TRUE;
need_wait_return = FALSE;
ex_pressedreturn = FALSE;
ex_no_reprint = FALSE;
changedtick = CHANGEDTICK(curbuf);
prev_msg_row = msg_row;
prev_line = curwin->w_cursor.lnum;
if (improved)
{
cmdline_row = msg_row;
do_cmdline(NULL, getexline, NULL, 0);
}
else
do_cmdline(NULL, getexmodeline, NULL, DOCMD_NOWAIT);
lines_left = Rows - 1;
if ((prev_line != curwin->w_cursor.lnum
|| changedtick != CHANGEDTICK(curbuf)) && !ex_no_reprint)
{
if (curbuf->b_ml.ml_flags & ML_EMPTY)
emsg(_(e_empty_buffer));
else
{
if (ex_pressedreturn)
{
// go up one line, to overwrite the ":<CR>" line, so the
// output doesn't contain empty lines.
msg_row = prev_msg_row;
if (prev_msg_row == Rows - 1)
msg_row--;
}
msg_col = 0;
print_line_no_prefix(curwin->w_cursor.lnum, FALSE, FALSE);
msg_clr_eos();
}
}
else if (ex_pressedreturn && !ex_no_reprint) // must be at EOF
{
if (curbuf->b_ml.ml_flags & ML_EMPTY)
emsg(_(e_empty_buffer));
else
emsg(_(e_at_end_of_file));
}
}
#ifdef FEAT_GUI
--hold_gui_events;
#endif
if (RedrawingDisabled > 0)
--RedrawingDisabled;
--no_wait_return;
update_screen(UPD_CLEAR);
need_wait_return = FALSE;
msg_scroll = save_msg_scroll;
}
/*
* Print the executed command for when 'verbose' is set.
* When "lnum" is 0 only print the command.
*/
static void
msg_verbose_cmd(linenr_T lnum, char_u *cmd)
{
++no_wait_return;
verbose_enter_scroll();
if (lnum == 0)
smsg(_("Executing: %s"), cmd);
else
smsg(_("line %ld: %s"), (long)lnum, cmd);
if (msg_silent == 0)
msg_puts("\n"); // don't overwrite this
verbose_leave_scroll();
--no_wait_return;
}
/*
* Execute a simple command line. Used for translated commands like "*".
*/
int
do_cmdline_cmd(char_u *cmd)
{
return do_cmdline(cmd, NULL, NULL,
DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED);
}
/*
* Execute the "+cmd" argument of "edit +cmd fname" and the like.
* This allows for using a range without ":" in Vim9 script.
*/
static int
do_cmd_argument(char_u *cmd)
{
return do_cmdline(cmd, NULL, NULL,
DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED|DOCMD_RANGEOK);
}
/*
* do_cmdline(): execute one Ex command line
*
* 1. Execute "cmdline" when it is not NULL.
* If "cmdline" is NULL, or more lines are needed, fgetline() is used.
* 2. Split up in parts separated with '|'.
*
* This function can be called recursively!
*
* flags:
* DOCMD_VERBOSE - The command will be included in the error message.
* DOCMD_NOWAIT - Don't call wait_return() and friends.
* DOCMD_REPEAT - Repeat execution until fgetline() returns NULL.
* DOCMD_KEYTYPED - Don't reset KeyTyped.
* DOCMD_EXCRESET - Reset the exception environment (used for debugging).
* DOCMD_KEEPLINE - Store first typed line (for repeating with ".").
*
* return FAIL if cmdline could not be executed, OK otherwise
*/
int
do_cmdline(
char_u *cmdline,
char_u *(*fgetline)(int, void *, int, getline_opt_T),
void *cookie, // argument for fgetline()
int flags)
{
char_u *next_cmdline; // next cmd to execute
char_u *cmdline_copy = NULL; // copy of cmd line
int used_getline = FALSE; // used "fgetline" to obtain command
static int recursive = 0; // recursive depth
int msg_didout_before_start = 0;
int count = 0; // line number count
int did_inc_RedrawingDisabled = FALSE;
int retval = OK;
#ifdef FEAT_EVAL
cstack_T cstack; // conditional stack
garray_T lines_ga; // keep lines for ":while"/":for"
int current_line = 0; // active line in lines_ga
int current_line_before = 0;
char_u *fname = NULL; // function or script name
linenr_T *breakpoint = NULL; // ptr to breakpoint field in cookie
int *dbg_tick = NULL; // ptr to dbg_tick field in cookie
struct dbg_stuff debug_saved; // saved things for debug mode
int initial_trylevel;
msglist_T **saved_msg_list = NULL;
msglist_T *private_msg_list = NULL;
// "fgetline" and "cookie" passed to do_one_cmd()
char_u *(*cmd_getline)(int, void *, int, getline_opt_T);
void *cmd_cookie;
struct loop_cookie cmd_loop_cookie;
void *real_cookie;
int getline_is_func;
#else
# define cmd_getline fgetline
# define cmd_cookie cookie
#endif
static int call_depth = 0; // recursiveness
#ifdef FEAT_EVAL
// For every pair of do_cmdline()/do_one_cmd() calls, use an extra memory
// location for storing error messages to be converted to an exception.
// This ensures that the do_errthrow() call in do_one_cmd() does not
// combine the messages stored by an earlier invocation of do_one_cmd()
// with the command name of the later one. This would happen when
// BufWritePost autocommands are executed after a write error.
saved_msg_list = msg_list;
msg_list = &private_msg_list;
#endif
// It's possible to create an endless loop with ":execute", catch that
// here. The value of 200 allows nested function calls, ":source", etc.
// Allow 200 or 'maxfuncdepth', whatever is larger.
if (call_depth >= 200
#ifdef FEAT_EVAL
&& call_depth >= p_mfd
#endif
)
{
emsg(_(e_command_too_recursive));
#ifdef FEAT_EVAL
// When converting to an exception, we do not include the command name
// since this is not an error of the specific command.
do_errthrow((cstack_T *)NULL, (char_u *)NULL);
msg_list = saved_msg_list;
#endif
return FAIL;
}
++call_depth;
#ifdef FEAT_EVAL
CLEAR_FIELD(cstack);
cstack.cs_idx = -1;
ga_init2(&lines_ga, sizeof(wcmd_T), 10);
real_cookie = getline_cookie(fgetline, cookie);
// Inside a function use a higher nesting level.
getline_is_func = getline_equal(fgetline, cookie, get_func_line);
if (getline_is_func && ex_nesting_level == func_level(real_cookie))
++ex_nesting_level;
// Get the function or script name and the address where the next breakpoint
// line and the debug tick for a function or script are stored.
if (getline_is_func)
{
fname = func_name(real_cookie);
breakpoint = func_breakpoint(real_cookie);
dbg_tick = func_dbg_tick(real_cookie);
}
else if (getline_equal(fgetline, cookie, getsourceline))
{
fname = SOURCING_NAME;
breakpoint = source_breakpoint(real_cookie);
dbg_tick = source_dbg_tick(real_cookie);
}
/*
* Initialize "force_abort" and "suppress_errthrow" at the top level.
*/
if (!recursive)
{
force_abort = FALSE;
suppress_errthrow = FALSE;
}
/*
* If requested, store and reset the global values controlling the
* exception handling (used when debugging). Otherwise clear it to avoid
* a bogus compiler warning when the optimizer uses inline functions...
*/
if (flags & DOCMD_EXCRESET)
save_dbg_stuff(&debug_saved);
else
CLEAR_FIELD(debug_saved);
initial_trylevel = trylevel;
/*
* "did_throw" will be set to TRUE when an exception is being thrown.
*/
did_throw = FALSE;
#endif
/*
* "did_emsg" will be set to TRUE when emsg() is used, in which case we
* cancel the whole command line, and any if/endif or loop.
* If force_abort is set, we cancel everything.
*/
#ifdef FEAT_EVAL
did_emsg_cumul += did_emsg;
#endif
did_emsg = FALSE;
/*
* KeyTyped is only set when calling vgetc(). Reset it here when not
* calling vgetc() (sourced command lines).
*/
if (!(flags & DOCMD_KEYTYPED)
&& !getline_equal(fgetline, cookie, getexline))
KeyTyped = FALSE;
/*
* Continue executing command lines:
* - when inside an ":if", ":while" or ":for"
* - for multiple commands on one line, separated with '|'
* - when repeating until there are no more lines (for ":source")
*/
next_cmdline = cmdline;
do
{
#ifdef FEAT_EVAL
getline_is_func = getline_equal(fgetline, cookie, get_func_line);
#endif
// stop skipping cmds for an error msg after all endif/while/for
if (next_cmdline == NULL
#ifdef FEAT_EVAL
&& !force_abort
&& cstack.cs_idx < 0
&& !(getline_is_func && func_has_abort(real_cookie))
#endif
)
{
#ifdef FEAT_EVAL
did_emsg_cumul += did_emsg;
#endif
did_emsg = FALSE;
}
/*
* 1. If repeating a line in a loop, get a line from lines_ga.
* 2. If no line given: Get an allocated line with fgetline().
* 3. If a line is given: Make a copy, so we can mess with it.
*/
#ifdef FEAT_EVAL
// 1. If repeating, get a previous line from lines_ga.
if (cstack.cs_looplevel > 0 && current_line < lines_ga.ga_len)
{
// Each '|' separated command is stored separately in lines_ga, to
// be able to jump to it. Don't use next_cmdline now.
VIM_CLEAR(cmdline_copy);
// Check if a function has returned or, unless it has an unclosed
// try conditional, aborted.
if (getline_is_func)
{
# ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
func_line_end(real_cookie);
# endif
if (func_has_ended(real_cookie))
{
retval = FAIL;
break;
}
}
#ifdef FEAT_PROFILE
else if (do_profiling == PROF_YES
&& getline_equal(fgetline, cookie, getsourceline))
script_line_end();
#endif
// Check if a sourced file hit a ":finish" command.
if (source_finished(fgetline, cookie))
{
retval = FAIL;
break;
}
// If breakpoints have been added/deleted need to check for it.
if (breakpoint != NULL && dbg_tick != NULL
&& *dbg_tick != debug_tick)
{
*breakpoint = dbg_find_breakpoint(
getline_equal(fgetline, cookie, getsourceline),
fname, SOURCING_LNUM);
*dbg_tick = debug_tick;
}
next_cmdline = ((wcmd_T *)(lines_ga.ga_data))[current_line].line;
SOURCING_LNUM = ((wcmd_T *)(lines_ga.ga_data))[current_line].lnum;
// Did we encounter a breakpoint?
if (breakpoint != NULL && *breakpoint != 0
&& *breakpoint <= SOURCING_LNUM)
{
dbg_breakpoint(fname, SOURCING_LNUM);
// Find next breakpoint.
*breakpoint = dbg_find_breakpoint(
getline_equal(fgetline, cookie, getsourceline),
fname, SOURCING_LNUM);
*dbg_tick = debug_tick;
}
# ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
{
if (getline_is_func)
func_line_start(real_cookie, SOURCING_LNUM);
else if (getline_equal(fgetline, cookie, getsourceline))
script_line_start();
}
# endif
}
#endif
// 2. If no line given, get an allocated line with fgetline().
if (next_cmdline == NULL)
{
/*
* Need to set msg_didout for the first line after an ":if",
* otherwise the ":if" will be overwritten.
*/
if (count == 1 && getline_equal(fgetline, cookie, getexline))
msg_didout = TRUE;
if (fgetline == NULL || (next_cmdline = fgetline(':', cookie,
#ifdef FEAT_EVAL
cstack.cs_idx < 0 ? 0 : (cstack.cs_idx + 1) * 2
#else
0
#endif
, in_vim9script() ? GETLINE_CONCAT_CONTBAR
: GETLINE_CONCAT_CONT)) == NULL)
{
// Don't call wait_return() for aborted command line. The NULL
// returned for the end of a sourced file or executed function
// doesn't do this.
if (KeyTyped && !(flags & DOCMD_REPEAT))
need_wait_return = FALSE;
retval = FAIL;
break;
}
used_getline = TRUE;
/*
* Keep the first typed line. Clear it when more lines are typed.
*/
if (flags & DOCMD_KEEPLINE)
{
vim_free(repeat_cmdline);
if (count == 0)
repeat_cmdline = vim_strsave(next_cmdline);
else
repeat_cmdline = NULL;
}
}
// 3. Make a copy of the command so we can mess with it.
else if (cmdline_copy == NULL)
{
next_cmdline = vim_strsave(next_cmdline);
if (next_cmdline == NULL)
{
emsg(_(e_out_of_memory));
retval = FAIL;
break;
}
}
cmdline_copy = next_cmdline;
#ifdef FEAT_EVAL
/*
* Inside a while/for loop, and when the command looks like a ":while"
* or ":for", the line is stored, because we may need it later when
* looping.
*
* When there is a '|' and another command, it is stored separately,
* because we need to be able to jump back to it from an
* :endwhile/:endfor.
*
* Pass a different "fgetline" function to do_one_cmd() below,
* that it stores lines in or reads them from "lines_ga". Makes it
* possible to define a function inside a while/for loop and handles
* line continuation.
*/
if ((cstack.cs_looplevel > 0 || has_loop_cmd(next_cmdline)))
{
cmd_getline = get_loop_line;
cmd_cookie = (void *)&cmd_loop_cookie;
cmd_loop_cookie.lines_gap = &lines_ga;
cmd_loop_cookie.current_line = current_line;
cmd_loop_cookie.lc_getline = fgetline;
cmd_loop_cookie.cookie = cookie;
cmd_loop_cookie.repeating = (current_line < lines_ga.ga_len);
// Save the current line when encountering it the first time.
if (current_line == lines_ga.ga_len
&& store_loop_line(&lines_ga, next_cmdline) == FAIL)
{
retval = FAIL;
break;
}
current_line_before = current_line;
}
else
{
cmd_getline = fgetline;
cmd_cookie = cookie;
}
did_endif = FALSE;
#endif
if (count++ == 0)
{
/*
* All output from the commands is put below each other, without
* waiting for a return. Don't do this when executing commands
* from a script or when being called recursive (e.g. for ":e
* +command file").
*/
if (!(flags & DOCMD_NOWAIT) && !recursive)
{
msg_didout_before_start = msg_didout;
msg_didany = FALSE; // no output yet
msg_start();
msg_scroll = TRUE; // put messages below each other
++no_wait_return; // don't wait for return until finished
++RedrawingDisabled;
did_inc_RedrawingDisabled = TRUE;
}
}
if ((p_verbose >= 15 && SOURCING_NAME != NULL) || p_verbose >= 16)
msg_verbose_cmd(SOURCING_LNUM, cmdline_copy);
/*
* 2. Execute one '|' separated command.
* do_one_cmd() will return NULL if there is no trailing '|'.
* "cmdline_copy" can change, e.g. for '%' and '#' expansion.
*/
++recursive;
next_cmdline = do_one_cmd(&cmdline_copy, flags,
#ifdef FEAT_EVAL
&cstack,
#endif
cmd_getline, cmd_cookie);
--recursive;
#ifdef FEAT_EVAL
if (cmd_cookie == (void *)&cmd_loop_cookie)
// Use "current_line" from "cmd_loop_cookie", it may have been
// incremented when defining a function.
current_line = cmd_loop_cookie.current_line;
#endif
if (next_cmdline == NULL)
{
VIM_CLEAR(cmdline_copy);
/*
* If the command was typed, remember it for the ':' register.
* Do this AFTER executing the command to make :@: work.
*/
if (getline_equal(fgetline, cookie, getexline)
&& new_last_cmdline != NULL)
{
vim_free(last_cmdline);
last_cmdline = new_last_cmdline;
new_last_cmdline = NULL;
}
}
else
{
// need to copy the command after the '|' to cmdline_copy, for the
// next do_one_cmd()
STRMOVE(cmdline_copy, next_cmdline);
next_cmdline = cmdline_copy;
}
#ifdef FEAT_EVAL
// reset did_emsg for a function that is not aborted by an error
if (did_emsg && !force_abort
&& getline_equal(fgetline, cookie, get_func_line)
&& !func_has_abort(real_cookie))
{
// did_emsg_cumul is not set here
did_emsg = FALSE;
}
if (cstack.cs_looplevel > 0)
{
++current_line;
/*
* An ":endwhile", ":endfor" and ":continue" is handled here.
* If we were executing commands, jump back to the ":while" or
* ":for".
* If we were not executing commands, decrement cs_looplevel.
*/
if (cstack.cs_lflags & (CSL_HAD_CONT | CSL_HAD_ENDLOOP))
{
cstack.cs_lflags &= ~(CSL_HAD_CONT | CSL_HAD_ENDLOOP);
// Jump back to the matching ":while" or ":for". Be careful
// not to use a cs_line[] from an entry that isn't a ":while"
// or ":for": It would make "current_line" invalid and can
// cause a crash.
if (!did_emsg && !got_int && !did_throw
&& cstack.cs_idx >= 0
&& (cstack.cs_flags[cstack.cs_idx]
& (CSF_WHILE | CSF_FOR))
&& cstack.cs_line[cstack.cs_idx] >= 0
&& (cstack.cs_flags[cstack.cs_idx] & CSF_ACTIVE))
{
current_line = cstack.cs_line[cstack.cs_idx];
// remember we jumped there
cstack.cs_lflags |= CSL_HAD_LOOP;
line_breakcheck(); // check if CTRL-C typed
// Check for the next breakpoint at or after the ":while"
// or ":for".
if (breakpoint != NULL && lines_ga.ga_len > current_line)
{
*breakpoint = dbg_find_breakpoint(
getline_equal(fgetline, cookie, getsourceline),
fname,
((wcmd_T *)lines_ga.ga_data)[current_line].lnum-1);
*dbg_tick = debug_tick;
}
}
else
{
// can only get here with ":endwhile" or ":endfor"
if (cstack.cs_idx >= 0)
rewind_conditionals(&cstack, cstack.cs_idx - 1,
CSF_WHILE | CSF_FOR, &cstack.cs_looplevel);
}
}
/*
* For a ":while" or ":for" we need to remember the line number.
*/
else if (cstack.cs_lflags & CSL_HAD_LOOP)
{
cstack.cs_lflags &= ~CSL_HAD_LOOP;
cstack.cs_line[cstack.cs_idx] = current_line_before;
}
}
// Check for the next breakpoint after a watchexpression
if (breakpoint != NULL && has_watchexpr())
{
*breakpoint = dbg_find_breakpoint(FALSE, fname, SOURCING_LNUM);
*dbg_tick = debug_tick;
}
/*
* When not inside any ":while" loop, clear remembered lines.
*/
if (cstack.cs_looplevel == 0)
{
if (lines_ga.ga_len > 0)
{
SOURCING_LNUM =
((wcmd_T *)lines_ga.ga_data)[lines_ga.ga_len - 1].lnum;
free_cmdlines(&lines_ga);
}
current_line = 0;
}
/*
* A ":finally" makes did_emsg, got_int, and did_throw pending for
* being restored at the ":endtry". Reset them here and set the
* ACTIVE and FINALLY flags, so that the finally clause gets executed.
* This includes the case where a missing ":endif", ":endwhile" or
* ":endfor" was detected by the ":finally" itself.
*/
if (cstack.cs_lflags & CSL_HAD_FINA)
{
cstack.cs_lflags &= ~CSL_HAD_FINA;
report_make_pending(cstack.cs_pending[cstack.cs_idx]
& (CSTP_ERROR | CSTP_INTERRUPT | CSTP_THROW),
did_throw ? (void *)current_exception : NULL);
did_emsg = got_int = did_throw = FALSE;
cstack.cs_flags[cstack.cs_idx] |= CSF_ACTIVE | CSF_FINALLY;
}
// Update global "trylevel" for recursive calls to do_cmdline() from
// within this loop.
trylevel = initial_trylevel + cstack.cs_trylevel;
/*
* If the outermost try conditional (across function calls and sourced
* files) is aborted because of an error, an interrupt, or an uncaught
* exception, cancel everything. If it is left normally, reset
* force_abort to get the non-EH compatible abortion behavior for
* the rest of the script.
*/
if (trylevel == 0 && !did_emsg && !got_int && !did_throw)
force_abort = FALSE;
// Convert an interrupt to an exception if appropriate.
(void)do_intthrow(&cstack);
#endif // FEAT_EVAL
}
/*
* Continue executing command lines when:
* - no CTRL-C typed, no aborting error, no exception thrown or try
* conditionals need to be checked for executing finally clauses or
* catching an interrupt exception
* - didn't get an error message or lines are not typed
* - there is a command after '|', inside a :if, :while, :for or :try, or
* looping for ":source" command or function call.
*/
while (!((got_int
#ifdef FEAT_EVAL
|| (did_emsg && (force_abort || in_vim9script()))
|| did_throw
#endif
)
#ifdef FEAT_EVAL
&& cstack.cs_trylevel == 0
#endif
)
&& !(did_emsg
#ifdef FEAT_EVAL
// Keep going when inside try/catch, so that the error can be
// deal with, except when it is a syntax error, it may cause
// the :endtry to be missed.
&& (cstack.cs_trylevel == 0 || did_emsg_syntax)
#endif
&& used_getline
&& (getline_equal(fgetline, cookie, getexmodeline)
|| getline_equal(fgetline, cookie, getexline)))
&& (next_cmdline != NULL
#ifdef FEAT_EVAL
|| cstack.cs_idx >= 0
#endif
|| (flags & DOCMD_REPEAT)));
vim_free(cmdline_copy);
did_emsg_syntax = FALSE;
#ifdef FEAT_EVAL
free_cmdlines(&lines_ga);
ga_clear(&lines_ga);
if (cstack.cs_idx >= 0)
{
/*
* If a sourced file or executed function ran to its end, report the
* unclosed conditional.
* In Vim9 script do not give a second error, executing aborts after
* the first one.
*/
if (!got_int && !did_throw && !aborting()
&& !(did_emsg && in_vim9script())
&& ((getline_equal(fgetline, cookie, getsourceline)
&& !source_finished(fgetline, cookie))
|| (getline_equal(fgetline, cookie, get_func_line)
&& !func_has_ended(real_cookie))))
{
if (cstack.cs_flags[cstack.cs_idx] & CSF_TRY)
emsg(_(e_missing_endtry));
else if (cstack.cs_flags[cstack.cs_idx] & CSF_WHILE)
emsg(_(e_missing_endwhile));
else if (cstack.cs_flags[cstack.cs_idx] & CSF_FOR)
emsg(_(e_missing_endfor));
else
emsg(_(e_missing_endif));
}
/*
* Reset "trylevel" in case of a ":finish" or ":return" or a missing
* ":endtry" in a sourced file or executed function. If the try
* conditional is in its finally clause, ignore anything pending.
* If it is in a catch clause, finish the caught exception.
* Also cleanup any "cs_forinfo" structures.
*/
do
{
int idx = cleanup_conditionals(&cstack, 0, TRUE);
if (idx >= 0)
--idx; // remove try block not in its finally clause
rewind_conditionals(&cstack, idx, CSF_WHILE | CSF_FOR,
&cstack.cs_looplevel);
}
while (cstack.cs_idx >= 0);
trylevel = initial_trylevel;
}
// If a missing ":endtry", ":endwhile", ":endfor", or ":endif" or a memory
// lack was reported above and the error message is to be converted to an
// exception, do this now after rewinding the cstack.
do_errthrow(&cstack, getline_equal(fgetline, cookie, get_func_line)
? (char_u *)"endfunction" : (char_u *)NULL);
if (trylevel == 0)
{
// Just in case did_throw got set but current_exception wasn't.
if (current_exception == NULL)
did_throw = FALSE;
/*
* When an exception is being thrown out of the outermost try
* conditional, discard the uncaught exception, disable the conversion
* of interrupts or errors to exceptions, and ensure that no more
* commands are executed.
*/
if (did_throw)
handle_did_throw();
/*
* On an interrupt or an aborting error not converted to an exception,
* disable the conversion of errors to exceptions. (Interrupts are not
* converted anymore, here.) This enables also the interrupt message
* when force_abort is set and did_emsg unset in case of an interrupt
* from a finally clause after an error.
*/
else if (got_int || (did_emsg && force_abort))
suppress_errthrow = TRUE;
}
/*
* The current cstack will be freed when do_cmdline() returns. An uncaught
* exception will have to be rethrown in the previous cstack. If a function
* has just returned or a script file was just finished and the previous
* cstack belongs to the same function or, respectively, script file, it
* will have to be checked for finally clauses to be executed due to the
* ":return" or ":finish". This is done in do_one_cmd().
*/
if (did_throw)
need_rethrow = TRUE;
if ((getline_equal(fgetline, cookie, getsourceline)
&& ex_nesting_level > source_level(real_cookie))
|| (getline_equal(fgetline, cookie, get_func_line)
&& ex_nesting_level > func_level(real_cookie) + 1))
{
if (!did_throw)
check_cstack = TRUE;
}
else
{
// When leaving a function, reduce nesting level.
if (getline_equal(fgetline, cookie, get_func_line))
--ex_nesting_level;
/*
* Go to debug mode when returning from a function in which we are
* single-stepping.
*/
if ((getline_equal(fgetline, cookie, getsourceline)
|| getline_equal(fgetline, cookie, get_func_line))
&& ex_nesting_level + 1 <= debug_break_level)
do_debug(getline_equal(fgetline, cookie, getsourceline)
? (char_u *)_("End of sourced file")
: (char_u *)_("End of function"));
}
/*
* Restore the exception environment (done after returning from the
* debugger).
*/
if (flags & DOCMD_EXCRESET)
restore_dbg_stuff(&debug_saved);
msg_list = saved_msg_list;
// Cleanup if "cs_emsg_silent_list" remains.
if (cstack.cs_emsg_silent_list != NULL)
{
eslist_T *elem, *temp;
for (elem = cstack.cs_emsg_silent_list; elem != NULL; elem = temp)
{
temp = elem->next;
vim_free(elem);
}
}
#endif // FEAT_EVAL
/*
* If there was too much output to fit on the command line, ask the user to
* hit return before redrawing the screen. With the ":global" command we do
* this only once after the command is finished.
*/
if (did_inc_RedrawingDisabled)
{
if (RedrawingDisabled > 0)
--RedrawingDisabled;
--no_wait_return;
msg_scroll = FALSE;
/*
* When just finished an ":if"-":else" which was typed, no need to
* wait for hit-return. Also for an error situation.
*/
if (retval == FAIL
#ifdef FEAT_EVAL
|| (did_endif && KeyTyped && !did_emsg)
#endif
)
{
need_wait_return = FALSE;
msg_didany = FALSE; // don't wait when restarting edit
}
else if (need_wait_return)
{
/*
* The msg_start() above clears msg_didout. The wait_return() we do
* here should not overwrite the command that may be shown before
* doing that.
*/
msg_didout |= msg_didout_before_start;
wait_return(FALSE);
}
}
#ifdef FEAT_EVAL
did_endif = FALSE; // in case do_cmdline used recursively
#else
/*
* Reset if_level, in case a sourced script file contains more ":if" than
* ":endif" (could be ":if x | foo | endif").
*/
if_level = 0;
#endif
--call_depth;
return retval;
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* Handle when "did_throw" is set after executing commands.
*/
void
handle_did_throw(void)
{
char *p = NULL;
msglist_T *messages = NULL;
ESTACK_CHECK_DECLARATION;
/*
* If the uncaught exception is a user exception, report it as an
* error. If it is an error exception, display the saved error
* message now. For an interrupt exception, do nothing; the
* interrupt message is given elsewhere.
*/
switch (current_exception->type)
{
case ET_USER:
vim_snprintf((char *)IObuff, IOSIZE,
_(e_exception_not_caught_str),
current_exception->value);
p = (char *)vim_strsave(IObuff);
break;
case ET_ERROR:
messages = current_exception->messages;
current_exception->messages = NULL;
break;
case ET_INTERRUPT:
break;
}
estack_push(ETYPE_EXCEPT, current_exception->throw_name,
current_exception->throw_lnum);
ESTACK_CHECK_SETUP;
current_exception->throw_name = NULL;
discard_current_exception(); // uses IObuff if 'verbose'
// If "silent!" is active the uncaught exception is not fatal.
if (emsg_silent == 0)
{
suppress_errthrow = TRUE;
force_abort = TRUE;
}
if (messages != NULL)
{
do
{
msglist_T *next = messages->next;
int save_compiling = estack_compiling;
estack_compiling = messages->msg_compiling;
emsg(messages->msg);
vim_free(messages->msg);
vim_free(messages->sfile);
vim_free(messages);
messages = next;
estack_compiling = save_compiling;
}
while (messages != NULL);
}
else if (p != NULL)
{
emsg(p);
vim_free(p);
}
vim_free(SOURCING_NAME);
ESTACK_CHECK_NOW;
estack_pop();
}
/*
* Obtain a line when inside a ":while" or ":for" loop.
*/
static char_u *
get_loop_line(int c, void *cookie, int indent, getline_opt_T options)
{
struct loop_cookie *cp = (struct loop_cookie *)cookie;
wcmd_T *wp;
char_u *line;
if (cp->current_line + 1 >= cp->lines_gap->ga_len)
{
if (cp->repeating)
return NULL; // trying to read past ":endwhile"/":endfor"
// First time inside the ":while"/":for": get line normally.
if (cp->lc_getline == NULL)
line = getcmdline(c, 0L, indent, 0);
else
line = cp->lc_getline(c, cp->cookie, indent, options);
if (line != NULL && store_loop_line(cp->lines_gap, line) == OK)
++cp->current_line;
return line;
}
KeyTyped = FALSE;
++cp->current_line;
wp = (wcmd_T *)(cp->lines_gap->ga_data) + cp->current_line;
SOURCING_LNUM = wp->lnum;
return vim_strsave(wp->line);
}
/*
* Store a line in "gap" so that a ":while" loop can execute it again.
*/
static int
store_loop_line(garray_T *gap, char_u *line)
{
if (ga_grow(gap, 1) == FAIL)
return FAIL;
((wcmd_T *)(gap->ga_data))[gap->ga_len].line = vim_strsave(line);
((wcmd_T *)(gap->ga_data))[gap->ga_len].lnum = SOURCING_LNUM;
++gap->ga_len;
return OK;
}
/*
* Free the lines stored for a ":while" or ":for" loop.
*/
static void
free_cmdlines(garray_T *gap)
{
while (gap->ga_len > 0)
{
vim_free(((wcmd_T *)(gap->ga_data))[gap->ga_len - 1].line);
--gap->ga_len;
}
}
#endif
/*
* If "fgetline" is get_loop_line(), return TRUE if the getline it uses equals
* "func". * Otherwise return TRUE when "fgetline" equals "func".
*/
int
getline_equal(
char_u *(*fgetline)(int, void *, int, getline_opt_T),
void *cookie UNUSED, // argument for fgetline()
char_u *(*func)(int, void *, int, getline_opt_T))
{
#ifdef FEAT_EVAL
char_u *(*gp)(int, void *, int, getline_opt_T);
struct loop_cookie *cp;
// When "fgetline" is "get_loop_line()" use the "cookie" to find the
// function that's originally used to obtain the lines. This may be
// nested several levels.
gp = fgetline;
cp = (struct loop_cookie *)cookie;
while (gp == get_loop_line)
{
gp = cp->lc_getline;
cp = cp->cookie;
}
return gp == func;
#else
return fgetline == func;
#endif
}
/*
* If "fgetline" is get_loop_line(), return the cookie used by the original
* getline function. Otherwise return "cookie".
*/
void *
getline_cookie(
char_u *(*fgetline)(int, void *, int, getline_opt_T) UNUSED,
void *cookie) // argument for fgetline()
{
#ifdef FEAT_EVAL
char_u *(*gp)(int, void *, int, getline_opt_T);
struct loop_cookie *cp;
// When "fgetline" is "get_loop_line()" use the "cookie" to find the
// cookie that's originally used to obtain the lines. This may be nested
// several levels.
gp = fgetline;
cp = (struct loop_cookie *)cookie;
while (gp == get_loop_line)
{
gp = cp->lc_getline;
cp = cp->cookie;
}
return cp;
#else
return cookie;
#endif
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* Get the next line source line without advancing.
*/
char_u *
getline_peek(
char_u *(*fgetline)(int, void *, int, getline_opt_T) UNUSED,
void *cookie) // argument for fgetline()
{
char_u *(*gp)(int, void *, int, getline_opt_T);
struct loop_cookie *cp;
wcmd_T *wp;
// When "fgetline" is "get_loop_line()" use the "cookie" to find the
// cookie that's originally used to obtain the lines. This may be nested
// several levels.
gp = fgetline;
cp = (struct loop_cookie *)cookie;
while (gp == get_loop_line)
{
if (cp->current_line + 1 < cp->lines_gap->ga_len)
{
// executing lines a second time, use the stored copy
wp = (wcmd_T *)(cp->lines_gap->ga_data) + cp->current_line + 1;
return wp->line;
}
gp = cp->lc_getline;
cp = cp->cookie;
}
if (gp == getsourceline)
return source_nextline(cp);
return NULL;
}
#endif
/*
* Helper function to apply an offset for buffer commands, i.e. ":bdelete",
* ":bwipeout", etc.
* Returns the buffer number.
*/
static int
compute_buffer_local_count(int addr_type, int lnum, int offset)
{
buf_T *buf;
buf_T *nextbuf;
int count = offset;
buf = firstbuf;
while (buf->b_next != NULL && buf->b_fnum < lnum)
buf = buf->b_next;
while (count != 0)
{
count += (offset < 0) ? 1 : -1;
nextbuf = (offset < 0) ? buf->b_prev : buf->b_next;
if (nextbuf == NULL)
break;
buf = nextbuf;
if (addr_type == ADDR_LOADED_BUFFERS)
// skip over unloaded buffers
while (buf->b_ml.ml_mfp == NULL)
{
nextbuf = (offset < 0) ? buf->b_prev : buf->b_next;
if (nextbuf == NULL)
break;
buf = nextbuf;
}
}
// we might have gone too far, last buffer is not loadedd
if (addr_type == ADDR_LOADED_BUFFERS)
while (buf->b_ml.ml_mfp == NULL)
{
nextbuf = (offset >= 0) ? buf->b_prev : buf->b_next;
if (nextbuf == NULL)
break;
buf = nextbuf;
}
return buf->b_fnum;
}
/*
* Return the window number of "win".
* When "win" is NULL return the number of windows.
*/
static int
current_win_nr(win_T *win)
{
win_T *wp;
int nr = 0;
FOR_ALL_WINDOWS(wp)
{
++nr;
if (wp == win)
break;
}
return nr;
}
static int
current_tab_nr(tabpage_T *tab)
{
tabpage_T *tp;
int nr = 0;
FOR_ALL_TABPAGES(tp)
{
++nr;
if (tp == tab)
break;
}
return nr;
}
static int
comment_start(char_u *p, int starts_with_colon UNUSED)
{
if (in_vim9script())
return p[0] == '#' && !starts_with_colon;
return *p == '"';
}
# define CURRENT_WIN_NR current_win_nr(curwin)
# define LAST_WIN_NR current_win_nr(NULL)
# define CURRENT_TAB_NR current_tab_nr(curtab)
# define LAST_TAB_NR current_tab_nr(NULL)
/*
* Execute one Ex command.
*
* If "flags" has DOCMD_VERBOSE, the command will be included in the error
* message.
*
* 1. skip comment lines and leading space
* 2. handle command modifiers
* 3. find the command
* 4. parse range
* 5. Parse the command.
* 6. parse arguments
* 7. switch on command name
*
* Note: "fgetline" can be NULL.
*
* This function may be called recursively!
*/
static char_u *
do_one_cmd(
char_u **cmdlinep,
int flags,
#ifdef FEAT_EVAL
cstack_T *cstack,
#endif
char_u *(*fgetline)(int, void *, int, getline_opt_T),
void *cookie) // argument for fgetline()
{
char_u *p;
linenr_T lnum;
long n;
char *errormsg = NULL; // error message
char_u *after_modifier = NULL;
exarg_T ea; // Ex command arguments
cmdmod_T save_cmdmod;
int save_reg_executing = reg_executing;
int save_pending_end_reg_executing = pending_end_reg_executing;
int ni; // set when Not Implemented
char_u *cmd;
int starts_with_colon = FALSE;
int may_have_range;
#ifdef FEAT_EVAL
int did_set_expr_line = FALSE;
#endif
int sourcing = flags & DOCMD_VERBOSE;
int did_append_cmd = FALSE;
CLEAR_FIELD(ea);
ea.line1 = 1;
ea.line2 = 1;
#ifdef FEAT_EVAL
++ex_nesting_level;
#endif
// When the last file has not been edited :q has to be typed twice.
if (quitmore
#ifdef FEAT_EVAL
// avoid that a function call in 'statusline' does this
&& !getline_equal(fgetline, cookie, get_func_line)
#endif
// avoid that an autocommand, e.g. QuitPre, does this
&& !getline_equal(fgetline, cookie, getnextac))
--quitmore;
/*
* Reset browse, confirm, etc.. They are restored when returning, for
* recursive calls.
*/
save_cmdmod = cmdmod;
// "#!anything" is handled like a comment.
if ((*cmdlinep)[0] == '#' && (*cmdlinep)[1] == '!')
goto doend;
/*
* 1. Skip comment lines and leading white space and colons.
* 2. Handle command modifiers.
*/
// The "ea" structure holds the arguments that can be used.
ea.cmd = *cmdlinep;
ea.cmdlinep = cmdlinep;
ea.ea_getline = fgetline;
ea.cookie = cookie;
#ifdef FEAT_EVAL
ea.cstack = cstack;
starts_with_colon = *skipwhite(ea.cmd) == ':';
#endif
if (parse_command_modifiers(&ea, &errormsg, &cmdmod, FALSE) == FAIL)
goto doend;
apply_cmdmod(&cmdmod);
after_modifier = ea.cmd;
#ifdef FEAT_EVAL
ea.skip = did_emsg || got_int || did_throw || (cstack->cs_idx >= 0
&& !(cstack->cs_flags[cstack->cs_idx] & CSF_ACTIVE));
#else
ea.skip = (if_level > 0);
#endif
/*
* 3. Skip over the range to find the command. Let "p" point to after it.
*
* We need the command to know what kind of range it uses.
*/
cmd = ea.cmd;
// In Vim9 script a colon is required before the range. This may also be
// after command modifiers.
int vim9script = in_vim9script();
if (vim9script && (flags & DOCMD_RANGEOK) == 0)
{
may_have_range = FALSE;
for (p = ea.cmd; p >= *cmdlinep; --p)
{
if (*p == ':')
may_have_range = TRUE;
if (p < ea.cmd && !VIM_ISWHITE(*p))
break;
}
}
else
may_have_range = TRUE;
if (may_have_range)
ea.cmd = skip_range(ea.cmd, TRUE, NULL);
#ifdef FEAT_EVAL
// Handle ":export" - it functions almost like a command modifier.
// ":export var Name: type"
// ":export def Name(..."
// etc.
if (vim9script && checkforcmd_noparen(&ea.cmd, "export", 6))
is_export = TRUE;
#endif
if (vim9script && !may_have_range)
{
if (ea.cmd == cmd + 1 && *cmd == '$')
// should be "$VAR = val"
--ea.cmd;
#ifdef FEAT_EVAL
p = find_ex_command(&ea, NULL, lookup_scriptitem, NULL);
#else
p = find_ex_command(&ea, NULL, NULL, NULL);
#endif
if (ea.cmdidx == CMD_SIZE)
{
char_u *ar = skip_range(ea.cmd, TRUE, NULL);
// If a ':' before the range is missing, give a clearer error
// message.
if (ar > ea.cmd && !ea.skip)
{
semsg(_(e_colon_required_before_range_str), ea.cmd);
goto doend;
}
}
}
else
p = find_ex_command(&ea, NULL, NULL, NULL);
#ifdef FEAT_EVAL
# ifdef FEAT_PROFILE
// Count this line for profiling if skip is TRUE.
if (do_profiling == PROF_YES
&& (!ea.skip || cstack->cs_idx == 0 || (cstack->cs_idx > 0
&& (cstack->cs_flags[cstack->cs_idx - 1] & CSF_ACTIVE))))
{
int skip = did_emsg || got_int || did_throw;
if (ea.cmdidx == CMD_catch)
skip = !skip && !(cstack->cs_idx >= 0
&& (cstack->cs_flags[cstack->cs_idx] & CSF_THROWN)
&& !(cstack->cs_flags[cstack->cs_idx] & CSF_CAUGHT));
else if (ea.cmdidx == CMD_else || ea.cmdidx == CMD_elseif)
skip = skip || !(cstack->cs_idx >= 0
&& !(cstack->cs_flags[cstack->cs_idx]
& (CSF_ACTIVE | CSF_TRUE)));
else if (ea.cmdidx == CMD_finally)
skip = FALSE;
else if (ea.cmdidx != CMD_endif
&& ea.cmdidx != CMD_endfor
&& ea.cmdidx != CMD_endtry
&& ea.cmdidx != CMD_endwhile)
skip = ea.skip;
if (!skip)
{
if (getline_equal(fgetline, cookie, get_func_line))
func_line_exec(getline_cookie(fgetline, cookie));
else if (getline_equal(fgetline, cookie, getsourceline))
script_line_exec();
}
}
# endif
#endif
ea.cmd = cmd;
#ifdef FEAT_EVAL
// May go to debug mode. If this happens and the ">quit" debug command is
// used, throw an interrupt exception and skip the next command.
dbg_check_breakpoint(&ea);
if (!ea.skip && got_int)
{
ea.skip = TRUE;
(void)do_intthrow(cstack);
}
#endif
/*
* 4. parse a range specifier of the form: addr [,addr] [;addr] ..
*
* where 'addr' is:
*
* % (entire file)
* $ [+-NUM]
* 'x [+-NUM] (where x denotes a currently defined mark)
* . [+-NUM]
* [+-NUM]..
* NUM
*
* The ea.cmd pointer is updated to point to the first character following the
* range spec. If an initial address is found, but no second, the upper bound
* is equal to the lower.
*/
// ea.addr_type for user commands is set by find_ucmd
if (!IS_USER_CMDIDX(ea.cmdidx))
{
if (ea.cmdidx != CMD_SIZE)
ea.addr_type = cmdnames[(int)ea.cmdidx].cmd_addr_type;
else
ea.addr_type = ADDR_LINES;
// :wincmd range depends on the argument.
if (ea.cmdidx == CMD_wincmd && p != NULL)
get_wincmd_addr_type(skipwhite(p), &ea);
#ifdef FEAT_QUICKFIX
// :.cc in quickfix window uses line number
if ((ea.cmdidx == CMD_cc || ea.cmdidx == CMD_ll) && bt_quickfix(curbuf))
ea.addr_type = ADDR_OTHER;
#endif
}
if (!may_have_range)
ea.line1 = ea.line2 = default_address(&ea);
else if (parse_cmd_address(&ea, &errormsg, FALSE) == FAIL)
goto doend;
/*
* 5. Parse the command.
*/
/*
* Skip ':' and any white space
*/
ea.cmd = skipwhite(ea.cmd);
while (*ea.cmd == ':')
ea.cmd = skipwhite(ea.cmd + 1);
/*
* If we got a line, but no command, then go to the line.
* If we find a '|' or '\n' we set ea.nextcmd.
*/
if (*ea.cmd == NUL || comment_start(ea.cmd, starts_with_colon)
|| (ea.nextcmd = check_nextcmd(ea.cmd)) != NULL)
{
/*
* strange vi behaviour:
* ":3" jumps to line 3
* ":3|..." prints line 3 (not in Vim9 script)
* ":|" prints current line (not in Vim9 script)
*/
if (ea.skip) // skip this if inside :if
goto doend;
errormsg = ex_range_without_command(&ea);
goto doend;
}
// If this looks like an undefined user command and there are CmdUndefined
// autocommands defined, trigger the matching autocommands.
if (p != NULL && ea.cmdidx == CMD_SIZE && !ea.skip
&& ASCII_ISUPPER(*ea.cmd)
&& has_cmdundefined())
{
int ret;
p = ea.cmd;
while (ASCII_ISALNUM(*p))
++p;
p = vim_strnsave(ea.cmd, p - ea.cmd);
ret = apply_autocmds(EVENT_CMDUNDEFINED, p, p, TRUE, NULL);
vim_free(p);
// If the autocommands did something and didn't cause an error, try
// finding the command again.
p = (ret
#ifdef FEAT_EVAL
&& !aborting()
#endif
) ? find_ex_command(&ea, NULL, NULL, NULL) : ea.cmd;
}
if (p == NULL)
{
if (!ea.skip)
errormsg = _(e_ambiguous_use_of_user_defined_command);
goto doend;
}
// Check for wrong commands.
if (*p == '!' && ea.cmd[1] == 0151 && ea.cmd[0] == 78
&& !IS_USER_CMDIDX(ea.cmdidx))
{
errormsg = uc_fun_cmd();
goto doend;
}
if (ea.cmdidx == CMD_SIZE)
{
if (!ea.skip)
{
STRCPY(IObuff, _(e_not_an_editor_command));
if (!sourcing)
{
// If the modifier was parsed OK the error must be in the
// following command
if (after_modifier != NULL)
append_command(after_modifier);
else
append_command(*cmdlinep);
did_append_cmd = TRUE;
}
errormsg = (char *)IObuff;
did_emsg_syntax = TRUE;
}
goto doend;
}
ni = (!IS_USER_CMDIDX(ea.cmdidx)
&& (cmdnames[ea.cmdidx].cmd_func == ex_ni
#ifdef HAVE_EX_SCRIPT_NI
|| cmdnames[ea.cmdidx].cmd_func == ex_script_ni
#endif
));
#ifndef FEAT_EVAL
/*
* When the expression evaluation is disabled, recognize the ":if" and
* ":endif" commands and ignore everything in between it.
*/
if (ea.cmdidx == CMD_if)
++if_level;
if (if_level)
{
if (ea.cmdidx == CMD_endif)
--if_level;
goto doend;
}
#endif
// forced commands
if (*p == '!' && ea.cmdidx != CMD_substitute
&& ea.cmdidx != CMD_smagic && ea.cmdidx != CMD_snomagic)
{
++p;
ea.forceit = TRUE;
}
else
ea.forceit = FALSE;
/*
* 6. Parse arguments. Then check for errors.
*/
if (!IS_USER_CMDIDX(ea.cmdidx))
ea.argt = (long)cmdnames[(int)ea.cmdidx].cmd_argt;
if (!ea.skip)
{
#ifdef HAVE_SANDBOX
if (sandbox != 0 && !(ea.argt & EX_SBOXOK))
{
// Command not allowed in sandbox.
errormsg = _(e_not_allowed_in_sandbox);
goto doend;
}
#endif
if (restricted != 0 && (ea.argt & EX_RESTRICT))
{
errormsg = _(e_command_not_allowed_in_rvim);
goto doend;
}
if (!curbuf->b_p_ma && (ea.argt & EX_MODIFY))
{
// Command not allowed in non-'modifiable' buffer
errormsg = _(e_cannot_make_changes_modifiable_is_off);
goto doend;
}
if (!IS_USER_CMDIDX(ea.cmdidx))
{
if (cmdwin_type != 0 && !(ea.argt & EX_CMDWIN))
{
// Command not allowed in the command line window
errormsg = _(e_invalid_in_cmdline_window);
goto doend;
}
if (text_locked() && !(ea.argt & EX_LOCK_OK))
{
// Command not allowed when text is locked
errormsg = _(get_text_locked_msg());
goto doend;
}
}
// Disallow editing another buffer when "curbuf_lock" is set.
// Do allow ":checktime" (it is postponed).
// Do allow ":edit" (check for an argument later).
// Do allow ":file" with no arguments (check for an argument later).
if (!(ea.argt & (EX_CMDWIN | EX_LOCK_OK))
&& ea.cmdidx != CMD_checktime
&& ea.cmdidx != CMD_edit
&& ea.cmdidx != CMD_file
&& !IS_USER_CMDIDX(ea.cmdidx)
&& curbuf_locked())
goto doend;
if (!ni && !(ea.argt & EX_RANGE) && ea.addr_count > 0)
{
errormsg = _(e_no_range_allowed);
goto doend;
}
}
if (!ni && !(ea.argt & EX_BANG) && ea.forceit)
{
errormsg = _(e_no_bang_allowed);
goto doend;
}
/*
* Don't complain about the range if it is not used
* (could happen if line_count is accidentally set to 0).
*/
if (!ea.skip && !ni && (ea.argt & EX_RANGE))
{
/*
* If the range is backwards, ask for confirmation and, if given, swap
* ea.line1 & ea.line2 so it's forwards again.
* When global command is busy, don't ask, will fail below.
*/
if (!global_busy && ea.line1 > ea.line2)
{
if (msg_silent == 0)
{
if (sourcing || exmode_active)
{
errormsg = _(e_backwards_range_given);
goto doend;
}
if (ask_yesno((char_u *)
_("Backwards range given, OK to swap"), FALSE) != 'y')
goto doend;
}
lnum = ea.line1;
ea.line1 = ea.line2;
ea.line2 = lnum;
}
if ((errormsg = invalid_range(&ea)) != NULL)
goto doend;
}
if ((ea.addr_type == ADDR_OTHER) && ea.addr_count == 0)
// default is 1, not cursor
ea.line2 = 1;
correct_range(&ea);
#ifdef FEAT_FOLDING
if (((ea.argt & EX_WHOLEFOLD) || ea.addr_count >= 2) && !global_busy
&& ea.addr_type == ADDR_LINES)
{
// Put the first line at the start of a closed fold, put the last line
// at the end of a closed fold.
(void)hasFolding(ea.line1, &ea.line1, NULL);
(void)hasFolding(ea.line2, NULL, &ea.line2);
}
#endif
#ifdef FEAT_QUICKFIX
/*
* For the ":make" and ":grep" commands we insert the 'makeprg'/'grepprg'
* option here, so things like % get expanded.
*/
p = replace_makeprg(&ea, p, cmdlinep);
if (p == NULL)
goto doend;
#endif
/*
* Skip to start of argument.
* Don't do this for the ":!" command, because ":!! -l" needs the space.
*/
if (ea.cmdidx == CMD_bang)
ea.arg = p;
else
ea.arg = skipwhite(p);
// ":file" cannot be run with an argument when "curbuf_lock" is set
if (ea.cmdidx == CMD_file && *ea.arg != NUL && curbuf_locked())
goto doend;
/*
* Check for "++opt=val" argument.
* Must be first, allow ":w ++enc=utf8 !cmd"
*/
if (ea.argt & EX_ARGOPT)
while (ea.arg[0] == '+' && ea.arg[1] == '+')
if (getargopt(&ea) == FAIL && !ni)
{
errormsg = _(e_invalid_argument);
goto doend;
}
if (ea.cmdidx == CMD_write || ea.cmdidx == CMD_update)
{
if (*ea.arg == '>') // append
{
if (*++ea.arg != '>') // typed wrong
{
errormsg = _(e_use_w_or_w_gt_gt);
goto doend;
}
ea.arg = skipwhite(ea.arg + 1);
ea.append = TRUE;
}
else if (*ea.arg == '!' && ea.cmdidx == CMD_write) // :w !filter
{
++ea.arg;
ea.usefilter = TRUE;
}
}
if (ea.cmdidx == CMD_read)
{
if (ea.forceit)
{
ea.usefilter = TRUE; // :r! filter if ea.forceit
ea.forceit = FALSE;
}
else if (*ea.arg == '!') // :r !filter
{
++ea.arg;
ea.usefilter = TRUE;
}
}
if (ea.cmdidx == CMD_lshift || ea.cmdidx == CMD_rshift)
{
ea.amount = 1;
while (*ea.arg == *ea.cmd) // count number of '>' or '<'
{
++ea.arg;
++ea.amount;
}
ea.arg = skipwhite(ea.arg);
}
/*
* Check for "+command" argument, before checking for next command.
* Don't do this for ":read !cmd" and ":write !cmd".
*/
if ((ea.argt & EX_CMDARG) && !ea.usefilter)
ea.do_ecmd_cmd = getargcmd(&ea.arg);
/*
* For commands that do not use '|' inside their argument: Check for '|' to
* separate commands and '"' or '#' to start comments.
*
* Otherwise: Check for <newline> to end a shell command.
* Also do this for ":read !cmd", ":write !cmd" and ":global".
* Also do this inside a { - } block after :command and :autocmd.
* Any others?
*/
if ((ea.argt & EX_TRLBAR) && !ea.usefilter)
{
separate_nextcmd(&ea, FALSE);
}
else if (ea.cmdidx == CMD_bang
|| ea.cmdidx == CMD_terminal
|| ea.cmdidx == CMD_global
|| ea.cmdidx == CMD_vglobal
|| ea.usefilter
#ifdef FEAT_EVAL
|| inside_block(&ea)
#endif
)
{
for (p = ea.arg; *p; ++p)
{
// Remove one backslash before a newline, so that it's possible to
// pass a newline to the shell and also a newline that is preceded
// with a backslash. This makes it impossible to end a shell
// command in a backslash, but that doesn't appear useful.
// Halving the number of backslashes is incompatible with previous
// versions.
if (*p == '\\' && p[1] == '\n')
STRMOVE(p, p + 1);
else if (*p == '\n' && !(ea.argt & EX_EXPR_ARG))
{
ea.nextcmd = p + 1;
*p = NUL;
break;
}
}
}
if ((ea.argt & EX_DFLALL) && ea.addr_count == 0)
address_default_all(&ea);
// accept numbered register only when no count allowed (:put)
if ( (ea.argt & EX_REGSTR)
&& *ea.arg != NUL
// Do not allow register = for user commands
&& (!IS_USER_CMDIDX(ea.cmdidx) || *ea.arg != '=')
&& !((ea.argt & EX_COUNT) && VIM_ISDIGIT(*ea.arg)))
{
#ifndef FEAT_CLIPBOARD
// check these explicitly for a more specific error message
if (*ea.arg == '*' || *ea.arg == '+')
{
errormsg = _(e_invalid_register_name);
goto doend;
}
#endif
if (valid_yank_reg(*ea.arg, (ea.cmdidx != CMD_put
&& !IS_USER_CMDIDX(ea.cmdidx))))
{
ea.regname = *ea.arg++;
#ifdef FEAT_EVAL
// for '=' register: accept the rest of the line as an expression
if (ea.arg[-1] == '=' && ea.arg[0] != NUL)
{
if (!ea.skip)
{
set_expr_line(vim_strsave(ea.arg), &ea);
did_set_expr_line = TRUE;
}
ea.arg += STRLEN(ea.arg);
}
#endif
ea.arg = skipwhite(ea.arg);
}
}
/*
* Check for a count. When accepting a EX_BUFNAME, don't use "123foo" as a
* count, it's a buffer name.
*/
if ((ea.argt & EX_COUNT) && VIM_ISDIGIT(*ea.arg)
&& (!(ea.argt & EX_BUFNAME) || *(p = skipdigits(ea.arg + 1)) == NUL
|| VIM_ISWHITE(*p)))
{
n = getdigits_quoted(&ea.arg);
ea.arg = skipwhite(ea.arg);
if (n <= 0 && !ni && (ea.argt & EX_ZEROR) == 0)
{
errormsg = _(e_positive_count_required);
goto doend;
}
if (ea.addr_type != ADDR_LINES) // e.g. :buffer 2, :sleep 3
{
ea.line2 = n;
if (ea.addr_count == 0)
ea.addr_count = 1;
}
else
{
ea.line1 = ea.line2;
if (ea.line2 >= LONG_MAX - (n - 1))
ea.line2 = LONG_MAX; // avoid overflow
else
ea.line2 += n - 1;
++ea.addr_count;
/*
* Be vi compatible: no error message for out of range.
*/
if (ea.line2 > curbuf->b_ml.ml_line_count)
ea.line2 = curbuf->b_ml.ml_line_count;
}
}
/*
* Check for flags: 'l', 'p' and '#'.
*/
if (ea.argt & EX_FLAGS)
get_flags(&ea);
if (!ni && !(ea.argt & EX_EXTRA) && *ea.arg != NUL
&& *ea.arg != '"' && (*ea.arg != '|' || (ea.argt & EX_TRLBAR) == 0))
{
// no arguments allowed but there is something
errormsg = ex_errmsg(e_trailing_characters_str, ea.arg);
goto doend;
}
if (!ni && (ea.argt & EX_NEEDARG) && *ea.arg == NUL)
{
errormsg = _(e_argument_required);
goto doend;
}
#ifdef FEAT_EVAL
/*
* Skip the command when it's not going to be executed.
* The commands like :if, :endif, etc. always need to be executed.
* Also make an exception for commands that handle a trailing command
* themselves.
*/
if (ea.skip)
{
switch (ea.cmdidx)
{
// commands that need evaluation
case CMD_while:
case CMD_endwhile:
case CMD_for:
case CMD_endfor:
case CMD_if:
case CMD_elseif:
case CMD_else:
case CMD_endif:
case CMD_try:
case CMD_catch:
case CMD_finally:
case CMD_endtry:
case CMD_function:
case CMD_def:
break;
// Commands that handle '|' themselves. Check: A command should
// either have the EX_TRLBAR flag, appear in this list or appear in
// the list at ":help :bar".
case CMD_aboveleft:
case CMD_and:
case CMD_belowright:
case CMD_botright:
case CMD_browse:
case CMD_call:
case CMD_confirm:
case CMD_const:
case CMD_delfunction:
case CMD_djump:
case CMD_dlist:
case CMD_dsearch:
case CMD_dsplit:
case CMD_echo:
case CMD_echoerr:
case CMD_echomsg:
case CMD_echon:
case CMD_eval:
case CMD_execute:
case CMD_filter:
case CMD_final:
case CMD_help:
case CMD_hide:
case CMD_horizontal:
case CMD_ijump:
case CMD_ilist:
case CMD_isearch:
case CMD_isplit:
case CMD_keepalt:
case CMD_keepjumps:
case CMD_keepmarks:
case CMD_keeppatterns:
case CMD_leftabove:
case CMD_let:
case CMD_lockmarks:
case CMD_lockvar:
case CMD_lua:
case CMD_match:
case CMD_mzscheme:
case CMD_noautocmd:
case CMD_noswapfile:
case CMD_perl:
case CMD_psearch:
case CMD_py3:
case CMD_python3:
case CMD_python:
case CMD_return:
case CMD_rightbelow:
case CMD_ruby:
case CMD_silent:
case CMD_smagic:
case CMD_snomagic:
case CMD_substitute:
case CMD_syntax:
case CMD_tab:
case CMD_tcl:
case CMD_throw:
case CMD_tilde:
case CMD_topleft:
case CMD_unlet:
case CMD_unlockvar:
case CMD_var:
case CMD_verbose:
case CMD_vertical:
case CMD_wincmd:
break;
default: goto doend;
}
}
#endif
if ((ea.argt & EX_XFILE)
&& expand_filename(&ea, cmdlinep, &errormsg) == FAIL)
goto doend;
#ifdef FEAT_EVAL
if (is_export && (ea.argt & EX_EXPORT) == 0)
{
emsg(_(e_invalid_command_after_export));
goto doend;
}
#endif
/*
* Accept buffer name. Cannot be used at the same time with a buffer
* number. Don't do this for a user command.
*/
if ((ea.argt & EX_BUFNAME) && *ea.arg != NUL && ea.addr_count == 0
&& !IS_USER_CMDIDX(ea.cmdidx))
{
/*
* :bdelete, :bwipeout and :bunload take several arguments, separated
* by spaces: find next space (skipping over escaped characters).
* The others take one argument: ignore trailing spaces.
*/
if (ea.cmdidx == CMD_bdelete || ea.cmdidx == CMD_bwipeout
|| ea.cmdidx == CMD_bunload)
p = skiptowhite_esc(ea.arg);
else
{
p = ea.arg + STRLEN(ea.arg);
while (p > ea.arg && VIM_ISWHITE(p[-1]))
--p;
}
ea.line2 = buflist_findpat(ea.arg, p, (ea.argt & EX_BUFUNL) != 0,
FALSE, FALSE);
if (ea.line2 < 0) // failed
goto doend;
ea.addr_count = 1;
ea.arg = skipwhite(p);
}
// The :try command saves the emsg_silent flag, reset it here when
// ":silent! try" was used, it should only apply to :try itself.
if (ea.cmdidx == CMD_try && cmdmod.cmod_did_esilent > 0)
{
emsg_silent -= cmdmod.cmod_did_esilent;
if (emsg_silent < 0)
emsg_silent = 0;
cmdmod.cmod_did_esilent = 0;
}
/*
* 7. Execute the command.
*/
if (IS_USER_CMDIDX(ea.cmdidx))
{
/*
* Execute a user-defined command.
*/
do_ucmd(&ea);
}
else
{
/*
* Call the function to execute the builtin command.
*/
(cmdnames[ea.cmdidx].cmd_func)(&ea);
if (ea.errmsg != NULL)
errormsg = ea.errmsg;
}
#ifdef FEAT_EVAL
// A command will reset "is_export" when exporting an item. If it is still
// set something went wrong or the command was never executed.
if (!ea.skip && is_export)
{
if (errormsg == NULL)
errormsg = _(e_export_with_invalid_argument);
is_export = FALSE;
}
// Set flag that any command was executed, used by ex_vim9script().
// Not if this was a command that wasn't executed or :endif.
if (sourcing_a_script(&ea)
&& current_sctx.sc_sid > 0
&& ea.cmdidx != CMD_endif
&& (cstack->cs_idx < 0
|| (cstack->cs_flags[cstack->cs_idx] & CSF_ACTIVE)))
SCRIPT_ITEM(current_sctx.sc_sid)->sn_state = SN_STATE_HAD_COMMAND;
/*
* If the command just executed called do_cmdline(), any throw or ":return"
* or ":finish" encountered there must also check the cstack of the still
* active do_cmdline() that called this do_one_cmd(). Rethrow an uncaught
* exception, or reanimate a returned function or finished script file and
* return or finish it again.
*/
if (need_rethrow)
do_throw(cstack);
else if (check_cstack)
{
if (source_finished(fgetline, cookie))
do_finish(&ea, TRUE);
else if (getline_equal(fgetline, cookie, get_func_line)
&& current_func_returned())
do_return(&ea, TRUE, FALSE, NULL);
}
need_rethrow = check_cstack = FALSE;
#endif
doend:
if (curwin->w_cursor.lnum == 0) // can happen with zero line number
{
curwin->w_cursor.lnum = 1;
curwin->w_cursor.col = 0;
}
if (errormsg != NULL && *errormsg != NUL && !did_emsg)
{
if ((sourcing || !KeyTyped) && !did_append_cmd)
{
if (errormsg != (char *)IObuff)
{
STRCPY(IObuff, errormsg);
errormsg = (char *)IObuff;
}
append_command(*cmdlinep);
}
emsg(errormsg);
}
#ifdef FEAT_EVAL
do_errthrow(cstack,
(ea.cmdidx != CMD_SIZE && !IS_USER_CMDIDX(ea.cmdidx))
? cmdnames[(int)ea.cmdidx].cmd_name : (char_u *)NULL);
if (did_set_expr_line)
set_expr_line(NULL, NULL);
is_export = FALSE;
#endif
undo_cmdmod(&cmdmod);
cmdmod = save_cmdmod;
reg_executing = save_reg_executing;
pending_end_reg_executing = save_pending_end_reg_executing;
if (ea.nextcmd && *ea.nextcmd == NUL) // not really a next command
ea.nextcmd = NULL;
#ifdef FEAT_EVAL
--ex_nesting_level;
vim_free(ea.cmdline_tofree);
#endif
return ea.nextcmd;
}
static char ex_error_buf[MSG_BUF_LEN];
/*
* Return an error message with argument included.
* Uses a static buffer, only the last error will be kept.
* "msg" will be translated, caller should use N_().
*/
char *
ex_errmsg(char *msg, char_u *arg)
{
vim_snprintf(ex_error_buf, MSG_BUF_LEN, _(msg), arg);
return ex_error_buf;
}
/*
* Handle a range without a command.
* Returns an error message on failure.
*/
char *
ex_range_without_command(exarg_T *eap)
{
char *errormsg = NULL;
if ((*eap->cmd == '|' || (exmode_active && eap->line1 != eap->line2))
#ifdef FEAT_EVAL
&& !in_vim9script()
#endif
)
{
eap->cmdidx = CMD_print;
eap->argt = EX_RANGE+EX_COUNT+EX_TRLBAR;
if ((errormsg = invalid_range(eap)) == NULL)
{
correct_range(eap);
ex_print(eap);
}
}
else if (eap->addr_count != 0)
{
if (eap->line2 > curbuf->b_ml.ml_line_count)
{
// With '-' in 'cpoptions' a line number past the file is an
// error, otherwise put it at the end of the file.
if (vim_strchr(p_cpo, CPO_MINUS) != NULL)
eap->line2 = -1;
else
eap->line2 = curbuf->b_ml.ml_line_count;
}
if (eap->line2 < 0)
errormsg = _(e_invalid_range);
else
{
if (eap->line2 == 0)
curwin->w_cursor.lnum = 1;
else
curwin->w_cursor.lnum = eap->line2;
beginline(BL_SOL | BL_FIX);
}
}
return errormsg;
}
/*
* Check for an Ex command with optional tail.
* If there is a match advance "pp" to the argument and return TRUE.
* If "noparen" is TRUE do not recognize the command followed by "(" or ".".
*/
static int
checkforcmd_opt(
char_u **pp, // start of command
char *cmd, // name of command
int len, // required length
int noparen)
{
int i;
for (i = 0; cmd[i] != NUL; ++i)
if (((char_u *)cmd)[i] != (*pp)[i])
break;
if (i >= len && !ASCII_ISALPHA((*pp)[i]) && (*pp)[i] != '_'
&& (!noparen || ((*pp)[i] != '(' && (*pp)[i] != '.')))
{
*pp = skipwhite(*pp + i);
return TRUE;
}
return FALSE;
}
/*
* Check for an Ex command with optional tail.
* If there is a match advance "pp" to the argument and return TRUE.
*/
int
checkforcmd(
char_u **pp, // start of command
char *cmd, // name of command
int len) // required length
{
return checkforcmd_opt(pp, cmd, len, FALSE);
}
/*
* Check for an Ex command with optional tail, not followed by "(" or ".".
* If there is a match advance "pp" to the argument and return TRUE.
*/
int
checkforcmd_noparen(
char_u **pp, // start of command
char *cmd, // name of command
int len) // required length
{
return checkforcmd_opt(pp, cmd, len, TRUE);
}
/*
* Parse and skip over command modifiers:
* - update eap->cmd
* - store flags in "cmod".
* - Set ex_pressedreturn for an empty command line.
* When "skip_only" is TRUE the global variables are not changed, except for
* "cmdmod".
* When "skip_only" is FALSE then undo_cmdmod() must be called later to free
* any cmod_filter_regmatch.regprog.
* Call apply_cmdmod() to get the side effects of the modifiers:
* - Increment "sandbox" for ":sandbox"
* - set p_verbose for ":verbose"
* - set msg_silent for ":silent"
* - set 'eventignore' to "all" for ":noautocmd"
* Return FAIL when the command is not to be executed.
* May set "errormsg" to an error message.
*/
int
parse_command_modifiers(
exarg_T *eap,
char **errormsg,
cmdmod_T *cmod,
int skip_only)
{
char_u *orig_cmd = eap->cmd;
char_u *cmd_start = NULL;
int use_plus_cmd = FALSE;
int starts_with_colon = FALSE;
int vim9script = in_vim9script();
int has_visual_range = FALSE;
CLEAR_POINTER(cmod);
cmod->cmod_flags = sticky_cmdmod_flags;
if (STRNCMP(eap->cmd, "'<,'>", 5) == 0)
{
// The automatically inserted Visual area range is skipped, so that
// typing ":cmdmod cmd" in Visual mode works without having to move the
// range to after the modififiers. The command will be
// "'<,'>cmdmod cmd", parse "cmdmod cmd" and then put back "'<,'>"
// before "cmd" below.
eap->cmd += 5;
cmd_start = eap->cmd;
has_visual_range = TRUE;
}
// Repeat until no more command modifiers are found.
for (;;)
{
char_u *p;
while (*eap->cmd == ' ' || *eap->cmd == '\t' || *eap->cmd == ':')
{
if (*eap->cmd == ':')
starts_with_colon = TRUE;
++eap->cmd;
}
// in ex mode, an empty command (after modifiers) works like :+
if (*eap->cmd == NUL && exmode_active
&& (getline_equal(eap->ea_getline, eap->cookie, getexmodeline)
|| getline_equal(eap->ea_getline, eap->cookie, getexline))
&& curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
{
use_plus_cmd = TRUE;
if (!skip_only)
ex_pressedreturn = TRUE;
break; // no modifiers following
}
// ignore comment and empty lines
if (comment_start(eap->cmd, starts_with_colon))
{
// a comment ends at a NL
if (eap->nextcmd == NULL)
{
eap->nextcmd = vim_strchr(eap->cmd, '\n');
if (eap->nextcmd != NULL)
++eap->nextcmd;
}
if (vim9script)
{
if (has_cmdmod(cmod, FALSE))
*errormsg = _(e_command_modifier_without_command);
#ifdef FEAT_EVAL
if (eap->cmd[0] == '#' && eap->cmd[1] == '{'
&& eap->cmd[2] != '{')
*errormsg = _(e_cannot_use_hash_curly_to_start_comment);
#endif
}
return FAIL;
}
if (*eap->cmd == NUL)
{
if (!skip_only)
{
ex_pressedreturn = TRUE;
if (vim9script && has_cmdmod(cmod, FALSE))
*errormsg = _(e_command_modifier_without_command);
}
return FAIL;
}
p = skip_range(eap->cmd, TRUE, NULL);
// In Vim9 script a variable can shadow a command modifier:
// verbose = 123
// verbose += 123
// silent! verbose = func()
// verbose.member = 2
// verbose[expr] = 2
// But not:
// verbose [a, b] = list
if (vim9script)
{
char_u *s, *n;
for (s = eap->cmd; ASCII_ISALPHA(*s); ++s)
;
n = skipwhite(s);
if (*n == '.' || *n == '=' || (*n != NUL && n[1] == '=')
|| *s == '[')
break;
}
switch (*p)
{
// When adding an entry, also modify cmdmod_info_tab[].
case 'a': if (!checkforcmd_noparen(&eap->cmd, "aboveleft", 3))
break;
cmod->cmod_split |= WSP_ABOVE;
continue;
case 'b': if (checkforcmd_noparen(&eap->cmd, "belowright", 3))
{
cmod->cmod_split |= WSP_BELOW;
continue;
}
if (checkforcmd_opt(&eap->cmd, "browse", 3, TRUE))
{
#ifdef FEAT_BROWSE_CMD
cmod->cmod_flags |= CMOD_BROWSE;
#endif
continue;
}
if (!checkforcmd_noparen(&eap->cmd, "botright", 2))
break;
cmod->cmod_split |= WSP_BOT;
continue;
case 'c': if (!checkforcmd_opt(&eap->cmd, "confirm", 4, TRUE))
break;
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
cmod->cmod_flags |= CMOD_CONFIRM;
#endif
continue;
case 'k': if (checkforcmd_noparen(&eap->cmd, "keepmarks", 3))
{
cmod->cmod_flags |= CMOD_KEEPMARKS;
continue;
}
if (checkforcmd_noparen(&eap->cmd, "keepalt", 5))
{
cmod->cmod_flags |= CMOD_KEEPALT;
continue;
}
if (checkforcmd_noparen(&eap->cmd, "keeppatterns", 5))
{
cmod->cmod_flags |= CMOD_KEEPPATTERNS;
continue;
}
if (!checkforcmd_noparen(&eap->cmd, "keepjumps", 5))
break;
cmod->cmod_flags |= CMOD_KEEPJUMPS;
continue;
case 'f': // only accept ":filter {pat} cmd"
{
char_u *reg_pat;
char_u *nulp = NULL;
int c = 0;
if (!checkforcmd_noparen(&p, "filter", 4)
|| *p == NUL
|| (ends_excmd(*p)
#ifdef FEAT_EVAL
// in ":filter #pat# cmd" # does not
// start a comment
&& (!vim9script || VIM_ISWHITE(p[1]))
#endif
))
break;
if (*p == '!')
{
cmod->cmod_filter_force = TRUE;
p = skipwhite(p + 1);
if (*p == NUL || ends_excmd(*p))
break;
}
#ifdef FEAT_EVAL
// Avoid that "filter(arg)" is recognized.
if (vim9script && !VIM_ISWHITE(p[-1]))
break;
#endif
if (skip_only)
p = skip_vimgrep_pat(p, NULL, NULL);
else
// NOTE: This puts a NUL after the pattern.
p = skip_vimgrep_pat_ext(p, &reg_pat, NULL,
&nulp, &c);
if (p == NULL || *p == NUL)
break;
if (!skip_only)
{
cmod->cmod_filter_regmatch.regprog =
vim_regcomp(reg_pat, RE_MAGIC);
if (cmod->cmod_filter_regmatch.regprog == NULL)
break;
// restore the character overwritten by NUL
if (nulp != NULL)
*nulp = c;
}
eap->cmd = p;
continue;
}
case 'h': if (checkforcmd_noparen(&eap->cmd, "horizontal", 3))
{
cmod->cmod_split |= WSP_HOR;
continue;
}
// ":hide" and ":hide | cmd" are not modifiers
if (p != eap->cmd || !checkforcmd_noparen(&p, "hide", 3)
|| *p == NUL || ends_excmd(*p))
break;
eap->cmd = p;
cmod->cmod_flags |= CMOD_HIDE;
continue;
case 'l': if (checkforcmd_noparen(&eap->cmd, "lockmarks", 3))
{
cmod->cmod_flags |= CMOD_LOCKMARKS;
continue;
}
if (checkforcmd_noparen(&eap->cmd, "legacy", 3))
{
if (ends_excmd2(p, eap->cmd))
{
*errormsg =
_(e_legacy_must_be_followed_by_command);
return FAIL;
}
cmod->cmod_flags |= CMOD_LEGACY;
continue;
}
if (!checkforcmd_noparen(&eap->cmd, "leftabove", 5))
break;
cmod->cmod_split |= WSP_ABOVE;
continue;
case 'n': if (checkforcmd_noparen(&eap->cmd, "noautocmd", 3))
{
cmod->cmod_flags |= CMOD_NOAUTOCMD;
continue;
}
if (!checkforcmd_noparen(&eap->cmd, "noswapfile", 3))
break;
cmod->cmod_flags |= CMOD_NOSWAPFILE;
continue;
case 'r': if (!checkforcmd_noparen(&eap->cmd, "rightbelow", 6))
break;
cmod->cmod_split |= WSP_BELOW;
continue;
case 's': if (checkforcmd_noparen(&eap->cmd, "sandbox", 3))
{
cmod->cmod_flags |= CMOD_SANDBOX;
continue;
}
if (!checkforcmd_noparen(&eap->cmd, "silent", 3))
break;
cmod->cmod_flags |= CMOD_SILENT;
if (*eap->cmd == '!' && !VIM_ISWHITE(eap->cmd[-1]))
{
// ":silent!", but not "silent !cmd"
eap->cmd = skipwhite(eap->cmd + 1);
cmod->cmod_flags |= CMOD_ERRSILENT;
}
continue;
case 't': if (checkforcmd_noparen(&p, "tab", 3))
{
if (!skip_only)
{
long tabnr = get_address(eap, &eap->cmd,
ADDR_TABS, eap->skip,
skip_only, FALSE, 1);
if (tabnr == MAXLNUM)
cmod->cmod_tab = tabpage_index(curtab) + 1;
else
{
if (tabnr < 0 || tabnr > LAST_TAB_NR)
{
*errormsg = _(e_invalid_range);
return FAIL;
}
cmod->cmod_tab = tabnr + 1;
}
}
eap->cmd = p;
continue;
}
if (!checkforcmd_noparen(&eap->cmd, "topleft", 2))
break;
cmod->cmod_split |= WSP_TOP;
continue;
case 'u': if (!checkforcmd_noparen(&eap->cmd, "unsilent", 3))
break;
cmod->cmod_flags |= CMOD_UNSILENT;
continue;
case 'v': if (checkforcmd_noparen(&eap->cmd, "vertical", 4))
{
cmod->cmod_split |= WSP_VERT;
continue;
}
if (checkforcmd_noparen(&eap->cmd, "vim9cmd", 4))
{
if (ends_excmd2(p, eap->cmd))
{
*errormsg =
_(e_vim9cmd_must_be_followed_by_command);
return FAIL;
}
cmod->cmod_flags |= CMOD_VIM9CMD;
continue;
}
if (!checkforcmd_noparen(&p, "verbose", 4))
break;
if (vim_isdigit(*eap->cmd))
{
// zero means not set, one is verbose == 0, etc.
cmod->cmod_verbose = atoi((char *)eap->cmd) + 1;
}
else
cmod->cmod_verbose = 2; // default: verbose == 1
eap->cmd = p;
continue;
}
break;
}
if (has_visual_range)
{
if (eap->cmd > cmd_start)
{
// Move the '<,'> range to after the modifiers and insert a colon.
// Since the modifiers have been parsed put the colon on top of the
// space: "'<,'>mod cmd" -> "mod:'<,'>cmd
// Put eap->cmd after the colon.
if (use_plus_cmd)
{
size_t len = STRLEN(cmd_start);
// Special case: empty command uses "+":
// "'<,'>mods" -> "mods *+
// Use "*" instead of "'<,'>" to avoid the command getting
// longer, in case it was allocated.
mch_memmove(orig_cmd, cmd_start, len);
STRCPY(orig_cmd + len, " *+");
}
else
{
mch_memmove(cmd_start - 5, cmd_start, eap->cmd - cmd_start);
eap->cmd -= 5;
mch_memmove(eap->cmd - 1, ":'<,'>", 6);
}
}
else
// No modifiers, move the pointer back.
// Special case: change empty command to "+".
if (use_plus_cmd)
eap->cmd = (char_u *)"'<,'>+";
else
eap->cmd = orig_cmd;
}
else if (use_plus_cmd)
eap->cmd = (char_u *)"+";
return OK;
}
/*
* Return TRUE if "cmod" has anything set.
*/
int
has_cmdmod(cmdmod_T *cmod, int ignore_silent)
{
return (cmod->cmod_flags != 0 && (!ignore_silent
|| (cmod->cmod_flags
& ~(CMOD_SILENT | CMOD_ERRSILENT | CMOD_UNSILENT)) != 0))
|| cmod->cmod_split != 0
|| cmod->cmod_verbose > 0
|| cmod->cmod_tab != 0
|| cmod->cmod_filter_regmatch.regprog != NULL;
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* If Vim9 script and "cmdmod" has anything set give an error and return TRUE.
*/
int
cmdmod_error(int ignore_silent)
{
if (in_vim9script() && has_cmdmod(&cmdmod, ignore_silent))
{
emsg(_(e_misplaced_command_modifier));
return TRUE;
}
return FALSE;
}
#endif
/*
* Apply the command modifiers. Saves current state in "cmdmod", call
* undo_cmdmod() later.
*/
void
apply_cmdmod(cmdmod_T *cmod)
{
#ifdef HAVE_SANDBOX
if ((cmod->cmod_flags & CMOD_SANDBOX) && !cmod->cmod_did_sandbox)
{
++sandbox;
cmod->cmod_did_sandbox = TRUE;
}
#endif
if (cmod->cmod_verbose > 0)
{
if (cmod->cmod_verbose_save == 0)
cmod->cmod_verbose_save = p_verbose + 1;
p_verbose = cmod->cmod_verbose - 1;
}
if ((cmod->cmod_flags & (CMOD_SILENT | CMOD_UNSILENT))
&& cmod->cmod_save_msg_silent == 0)
{
cmod->cmod_save_msg_silent = msg_silent + 1;
cmod->cmod_save_msg_scroll = msg_scroll;
}
if (cmod->cmod_flags & CMOD_SILENT)
++msg_silent;
if (cmod->cmod_flags & CMOD_UNSILENT)
msg_silent = 0;
if (cmod->cmod_flags & CMOD_ERRSILENT)
{
++emsg_silent;
++cmod->cmod_did_esilent;
}
if ((cmod->cmod_flags & CMOD_NOAUTOCMD) && cmod->cmod_save_ei == NULL)
{
// Set 'eventignore' to "all".
// First save the existing option value for restoring it later.
cmod->cmod_save_ei = vim_strsave(p_ei);
set_string_option_direct((char_u *)"ei", -1,
(char_u *)"all", OPT_FREE, SID_NONE);
}
}
/*
* Undo and free contents of "cmod".
*/
void
undo_cmdmod(cmdmod_T *cmod)
{
if (cmod->cmod_verbose_save > 0)
{
p_verbose = cmod->cmod_verbose_save - 1;
cmod->cmod_verbose_save = 0;
}
#ifdef HAVE_SANDBOX
if (cmod->cmod_did_sandbox)
{
--sandbox;
cmod->cmod_did_sandbox = FALSE;
}
#endif
if (cmod->cmod_save_ei != NULL)
{
// Restore 'eventignore' to the value before ":noautocmd".
set_string_option_direct((char_u *)"ei", -1, cmod->cmod_save_ei,
OPT_FREE, SID_NONE);
free_string_option(cmod->cmod_save_ei);
cmod->cmod_save_ei = NULL;
}
vim_regfree(cmod->cmod_filter_regmatch.regprog);
if (cmod->cmod_save_msg_silent > 0)
{
// messages could be enabled for a serious error, need to check if the
// counters don't become negative
if (!did_emsg || msg_silent > cmod->cmod_save_msg_silent - 1)
msg_silent = cmod->cmod_save_msg_silent - 1;
emsg_silent -= cmod->cmod_did_esilent;
if (emsg_silent < 0)
emsg_silent = 0;
// Restore msg_scroll, it's set by file I/O commands, even when no
// message is actually displayed.
msg_scroll = cmod->cmod_save_msg_scroll;
// "silent reg" or "silent echo x" inside "redir" leaves msg_col
// somewhere in the line. Put it back in the first column.
if (redirecting())
msg_col = 0;
cmod->cmod_save_msg_silent = 0;
cmod->cmod_did_esilent = 0;
}
}
/*
* Parse the address range, if any, in "eap".
* May set the last search pattern, unless "silent" is TRUE.
* Return FAIL and set "errormsg" or return OK.
*/
int
parse_cmd_address(exarg_T *eap, char **errormsg, int silent)
{
int address_count = 1;
linenr_T lnum;
int need_check_cursor = FALSE;
int ret = FAIL;
// Repeat for all ',' or ';' separated addresses.
for (;;)
{
eap->line1 = eap->line2;
eap->line2 = default_address(eap);
eap->cmd = skipwhite(eap->cmd);
lnum = get_address(eap, &eap->cmd, eap->addr_type, eap->skip, silent,
eap->addr_count == 0, address_count++);
if (eap->cmd == NULL) // error detected
goto theend;
if (lnum == MAXLNUM)
{
if (*eap->cmd == '%') // '%' - all lines
{
++eap->cmd;
switch (eap->addr_type)
{
case ADDR_LINES:
case ADDR_OTHER:
eap->line1 = 1;
eap->line2 = curbuf->b_ml.ml_line_count;
break;
case ADDR_LOADED_BUFFERS:
{
buf_T *buf = firstbuf;
while (buf->b_next != NULL
&& buf->b_ml.ml_mfp == NULL)
buf = buf->b_next;
eap->line1 = buf->b_fnum;
buf = lastbuf;
while (buf->b_prev != NULL
&& buf->b_ml.ml_mfp == NULL)
buf = buf->b_prev;
eap->line2 = buf->b_fnum;
break;
}
case ADDR_BUFFERS:
eap->line1 = firstbuf->b_fnum;
eap->line2 = lastbuf->b_fnum;
break;
case ADDR_WINDOWS:
case ADDR_TABS:
if (IS_USER_CMDIDX(eap->cmdidx))
{
eap->line1 = 1;
eap->line2 = eap->addr_type == ADDR_WINDOWS
? LAST_WIN_NR : LAST_TAB_NR;
}
else
{
// there is no Vim command which uses '%' and
// ADDR_WINDOWS or ADDR_TABS
*errormsg = _(e_invalid_range);
goto theend;
}
break;
case ADDR_TABS_RELATIVE:
case ADDR_UNSIGNED:
case ADDR_QUICKFIX:
*errormsg = _(e_invalid_range);
goto theend;
case ADDR_ARGUMENTS:
if (ARGCOUNT == 0)
eap->line1 = eap->line2 = 0;
else
{
eap->line1 = 1;
eap->line2 = ARGCOUNT;
}
break;
case ADDR_QUICKFIX_VALID:
#ifdef FEAT_QUICKFIX
eap->line1 = 1;
eap->line2 = qf_get_valid_size(eap);
if (eap->line2 == 0)
eap->line2 = 1;
#endif
break;
case ADDR_NONE:
// Will give an error later if a range is found.
break;
}
++eap->addr_count;
}
else if (*eap->cmd == '*' && vim_strchr(p_cpo, CPO_STAR) == NULL)
{
pos_T *fp;
// '*' - visual area
if (eap->addr_type != ADDR_LINES)
{
*errormsg = _(e_invalid_range);
goto theend;
}
++eap->cmd;
if (!eap->skip)
{
fp = getmark('<', FALSE);
if (check_mark(fp) == FAIL)
goto theend;
eap->line1 = fp->lnum;
fp = getmark('>', FALSE);
if (check_mark(fp) == FAIL)
goto theend;
eap->line2 = fp->lnum;
++eap->addr_count;
}
}
}
else
eap->line2 = lnum;
eap->addr_count++;
if (*eap->cmd == ';')
{
if (!eap->skip)
{
curwin->w_cursor.lnum = eap->line2;
// Don't leave the cursor on an illegal line or column, but do
// accept zero as address, so 0;/PATTERN/ works correctly
// (where zero usually means to use the first line).
// Check the cursor position before returning.
if (eap->line2 > 0)
check_cursor();
else
check_cursor_col();
need_check_cursor = TRUE;
}
}
else if (*eap->cmd != ',')
break;
++eap->cmd;
}
// One address given: set start and end lines.
if (eap->addr_count == 1)
{
eap->line1 = eap->line2;
// ... but only implicit: really no address given
if (lnum == MAXLNUM)
eap->addr_count = 0;
}
ret = OK;
theend:
if (need_check_cursor)
check_cursor();
return ret;
}
/*
* Append "cmd" to the error message in IObuff.
* Takes care of limiting the length and handling 0xa0, which would be
* invisible otherwise.
*/
static void
append_command(char_u *cmd)
{
size_t len = STRLEN(IObuff);
char_u *s = cmd;
char_u *d;
if (len > IOSIZE - 100)
{
// Not enough space, truncate and put in "...".
d = IObuff + IOSIZE - 100;
d -= mb_head_off(IObuff, d);
STRCPY(d, "...");
}
STRCAT(IObuff, ": ");
d = IObuff + STRLEN(IObuff);
while (*s != NUL && d - IObuff + 5 < IOSIZE)
{
if (enc_utf8 ? (s[0] == 0xc2 && s[1] == 0xa0) : *s == 0xa0)
{
s += enc_utf8 ? 2 : 1;
STRCPY(d, "<a0>");
d += 4;
}
else if (d - IObuff + (*mb_ptr2len)(s) + 1 >= IOSIZE)
break;
else
MB_COPY_CHAR(s, d);
}
*d = NUL;
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* If "start" points "&opt", "&l:opt", "&g:opt" or "$ENV" return a pointer to
* the name. Otherwise just return "start".
*/
char_u *
skip_option_env_lead(char_u *start)
{
char_u *name = start;
if (*start == '&')
{
if ((start[1] == 'l' || start[1] == 'g') && start[2] == ':')
name += 3;
else
name += 1;
}
else if (*start == '$')
name += 1;
return name;
}
#endif
/*
* Return TRUE and set "*idx" if "p" points to a one letter command.
* If not in Vim9 script:
* - The 'k' command can directly be followed by any character.
* - The 's' command can be followed directly by 'c', 'g', 'i', 'I' or 'r'
* but :sre[wind] is another command, as are :scr[iptnames],
* :scs[cope], :sim[alt], :sig[ns] and :sil[ent].
*/
static int
one_letter_cmd(char_u *p, cmdidx_T *idx)
{
if (in_vim9script())
return FALSE;
if (*p == 'k')
{
*idx = CMD_k;
return TRUE;
}
if (p[0] == 's'
&& ((p[1] == 'c' && (p[2] == NUL || (p[2] != 's' && p[2] != 'r'
&& (p[3] == NUL || (p[3] != 'i' && p[4] != 'p')))))
|| p[1] == 'g'
|| (p[1] == 'i' && p[2] != 'm' && p[2] != 'l' && p[2] != 'g')
|| p[1] == 'I'
|| (p[1] == 'r' && p[2] != 'e')))
{
*idx = CMD_substitute;
return TRUE;
}
return FALSE;
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* Return TRUE if "cmd" starts with "123->", a number followed by a method
* call.
*/
int
number_method(char_u *cmd)
{
char_u *p = skipdigits(cmd);
return p > cmd && (p = skipwhite(p))[0] == '-' && p[1] == '>';
}
#endif
/*
* Find an Ex command by its name, either built-in or user.
* Start of the name can be found at eap->cmd.
* Sets eap->cmdidx and returns a pointer to char after the command name.
* "full" is set to TRUE if the whole command name matched.
*
* If "lookup" is not NULL recognize expression without "eval" or "call" and
* assignment without "let". Sets eap->cmdidx to the command while returning
* "eap->cmd".
*
* Returns NULL for an ambiguous user command.
*/
char_u *
find_ex_command(
exarg_T *eap,
int *full UNUSED,
int (*lookup)(char_u *, size_t, int cmd, cctx_T *) UNUSED,
cctx_T *cctx UNUSED)
{
int len;
char_u *p;
int i;
#ifndef FEAT_EVAL
int vim9 = FALSE;
#else
int vim9 = in_vim9script();
/*
* Recognize a Vim9 script function/method call and assignment:
* "lvar = value", "lvar(arg)", "[1, 2 3]->Func()"
*/
p = eap->cmd;
if (lookup != NULL)
{
char_u *pskip = skip_option_env_lead(eap->cmd);
if (vim_strchr((char_u *)"{('[\"@&$", *p) != NULL
|| ((p = to_name_const_end(pskip)) > eap->cmd && *p != NUL)
|| (p[0] == '0' && p[1] == 'z'))
{
int oplen;
int heredoc;
char_u *swp;
if (*eap->cmd == '&'
|| (eap->cmd[0] == '$'
&& eap->cmd[1] != '\'' && eap->cmd[1] != '"')
|| (eap->cmd[0] == '@'
&& (valid_yank_reg(eap->cmd[1], FALSE)
|| eap->cmd[1] == '@')))
{
if (*eap->cmd == '&')
{
p = eap->cmd + 1;
if (STRNCMP("l:", p, 2) == 0 || STRNCMP("g:", p, 2) == 0)
p += 2;
p = to_name_end(p, FALSE);
}
else if (*eap->cmd == '$')
p = to_name_end(eap->cmd + 1, FALSE);
else
p = eap->cmd + 2;
if (ends_excmd(*skipwhite(p)))
{
// "&option <NL>", "$ENV <NL>" and "@r <NL>" are the start
// of an expression.
eap->cmdidx = CMD_eval;
return eap->cmd;
}
// "&option" can be followed by "->" or "=", check below
}
swp = skipwhite(p);
if (
// "(..." is an expression.
// "funcname(" is always a function call.
*p == '('
|| (p == eap->cmd
? (
// "{..." is a dict expression or block start.
*eap->cmd == '{'
// "'string'->func()" is an expression.
|| *eap->cmd == '\''
// '"string"->func()' is an expression.
|| *eap->cmd == '"'
// '$"string"->func()' is an expression.
// "$'string'->func()" is an expression.
|| (eap->cmd[0] == '$'
&& (eap->cmd[1] == '\'' || eap->cmd[1] == '"'))
// '0z1234->func()' is an expression.
|| (eap->cmd[0] == '0' && eap->cmd[1] == 'z')
// "g:varname" is an expression.
|| eap->cmd[1] == ':'
)
// "varname->func()" is an expression.
: (*swp == '-' && swp[1] == '>')))
{
if (*eap->cmd == '{' && ends_excmd(*skipwhite(eap->cmd + 1)))
{
// "{" by itself is the start of a block.
eap->cmdidx = CMD_block;
return eap->cmd + 1;
}
eap->cmdidx = CMD_eval;
return eap->cmd;
}
if ((p != eap->cmd && (
// "varname[]" is an expression.
*p == '['
// "varname.key" is an expression.
|| (*p == '.'
&& (ASCII_ISALPHA(p[1]) || p[1] == '_'))))
// g:[key] is an expression
|| STRNCMP(eap->cmd, "g:[", 3) == 0)
{
char_u *after = eap->cmd;
// When followed by "=" or "+=" then it is an assignment.
// Skip over the whole thing, it can be:
// name.member = val
// name[a : b] = val
// name[idx] = val
// name[idx].member = val
// etc.
eap->cmdidx = CMD_eval;
++emsg_silent;
if (skip_expr(&after, NULL) == OK)
{
after = skipwhite(after);
if (*after == '=' || (*after != NUL && after[1] == '=')
|| (after[0] == '.' && after[1] == '.'
&& after[2] == '='))
eap->cmdidx = CMD_var;
}
--emsg_silent;
return eap->cmd;
}
// "[...]->Method()" is a list expression, but "[a, b] = Func()" is
// an assignment.
// If there is no line break inside the "[...]" then "p" is
// advanced to after the "]" by to_name_const_end(): check if a "="
// follows.
// If "[...]" has a line break "p" still points at the "[" and it
// can't be an assignment.
if (*eap->cmd == '[')
{
char_u *eq;
p = to_name_const_end(eap->cmd);
if (p == eap->cmd && *p == '[')
{
int count = 0;
int semicolon = FALSE;
p = skip_var_list(eap->cmd, TRUE, &count, &semicolon, TRUE);
}
eq = p;
if (eq != NULL)
{
eq = skipwhite(eq);
if (vim_strchr((char_u *)"+-*/%", *eq) != NULL)
++eq;
}
if (p == NULL || p == eap->cmd || *eq != '=')
{
eap->cmdidx = CMD_eval;
return eap->cmd;
}
if (p > eap->cmd && *eq == '=')
{
eap->cmdidx = CMD_var;
return eap->cmd;
}
}
// Recognize an assignment if we recognize the variable name:
// "g:var = expr"
// "@r = expr"
// "&opt = expr"
// "var = expr" where "var" is a variable name or we are skipping
// (variable declaration might have been skipped).
// Not "redir => var" (when skipping).
oplen = assignment_len(skipwhite(p), &heredoc);
if (oplen > 0)
{
if (((p - eap->cmd) > 2 && eap->cmd[1] == ':')
|| *eap->cmd == '&'
|| *eap->cmd == '$'
|| *eap->cmd == '@'
|| (eap->skip && IS_WHITE_OR_NUL(
*(skipwhite(p) + oplen)))
|| lookup(eap->cmd, p - eap->cmd, TRUE, cctx) == OK)
{
eap->cmdidx = CMD_var;
return eap->cmd;
}
}
// Recognize trying to use a type for a w:, b:, t: or g: variable:
// "w:varname: number = 123".
if (eap->cmd[1] == ':' && *p == ':')
{
eap->cmdidx = CMD_var;
return eap->cmd;
}
}
// 1234->func() is a method call
if (number_method(eap->cmd))
{
eap->cmdidx = CMD_eval;
return eap->cmd;
}
// "g:", "s:" and "l:" are always assumed to be a variable, thus start
// an expression. A global/substitute/list command needs to use a
// longer name.
if (vim_strchr((char_u *)"gsl", *p) != NULL && p[1] == ':')
{
eap->cmdidx = CMD_eval;
return eap->cmd;
}
// If it is an ID it might be a variable with an operator on the next
// line, if the variable exists it can't be an Ex command.
if (p > eap->cmd && ends_excmd(*skipwhite(p))
&& (lookup(eap->cmd, p - eap->cmd, TRUE, cctx) == OK
|| (ASCII_ISALPHA(eap->cmd[0]) && eap->cmd[1] == ':')))
{
eap->cmdidx = CMD_eval;
return eap->cmd;
}
// Check for "++nr" and "--nr".
if (p == eap->cmd && p[0] != NUL && p[0] == p[1]
&& (*p == '+' || *p == '-'))
{
eap->cmdidx = *p == '+' ? CMD_increment : CMD_decrement;
return eap->cmd + 2;
}
}
#endif
/*
* Isolate the command and search for it in the command table.
*/
p = eap->cmd;
if (one_letter_cmd(p, &eap->cmdidx))
{
++p;
}
else
{
while (ASCII_ISALPHA(*p))
++p;
// for python 3.x support ":py3", ":python3", ":py3file", etc.
if (eap->cmd[0] == 'p' && eap->cmd[1] == 'y')
{
while (ASCII_ISALNUM(*p))
++p;
}
else if (*p == '9' && STRNCMP("vim9", eap->cmd, 4) == 0)
{
// include "9" for "vim9*" commands; "vim9cmd" and "vim9script".
++p;
while (ASCII_ISALPHA(*p))
++p;
}
// check for non-alpha command
if (p == eap->cmd && vim_strchr((char_u *)"@*!=><&~#}", *p) != NULL)
++p;
len = (int)(p - eap->cmd);
// The "d" command can directly be followed by 'l' or 'p' flag, when
// not in Vim9 script.
if (!vim9 && *eap->cmd == 'd' && (p[-1] == 'l' || p[-1] == 'p'))
{
// Check for ":dl", ":dell", etc. to ":deletel": that's
// :delete with the 'l' flag. Same for 'p'.
for (i = 0; i < len; ++i)
if (eap->cmd[i] != ((char_u *)"delete")[i])
break;
if (i == len - 1)
{
--len;
if (p[-1] == 'l')
eap->flags |= EXFLAG_LIST;
else
eap->flags |= EXFLAG_PRINT;
}
}
if (ASCII_ISLOWER(eap->cmd[0]))
{
int c1 = eap->cmd[0];
int c2 = len == 1 ? NUL : eap->cmd[1];
if (command_count != (int)CMD_SIZE)
{
iemsg(e_command_table_needs_to_be_updated_run_make_cmdidxs);
getout(1);
}
// Use a precomputed index for fast look-up in cmdnames[]
// taking into account the first 2 letters of eap->cmd.
eap->cmdidx = cmdidxs1[CharOrdLow(c1)];
if (ASCII_ISLOWER(c2))
eap->cmdidx += cmdidxs2[CharOrdLow(c1)][CharOrdLow(c2)];
}
else if (ASCII_ISUPPER(eap->cmd[0]))
eap->cmdidx = CMD_Next;
else
eap->cmdidx = CMD_bang;
for ( ; (int)eap->cmdidx < (int)CMD_SIZE;
eap->cmdidx = (cmdidx_T)((int)eap->cmdidx + 1))
if (STRNCMP(cmdnames[(int)eap->cmdidx].cmd_name, (char *)eap->cmd,
(size_t)len) == 0)
{
#ifdef FEAT_EVAL
if (full != NULL && cmdnames[eap->cmdidx].cmd_name[len] == NUL)
*full = TRUE;
#endif
break;
}
// :Print and :mode are not supported in Vim9 script.
// Some commands cannot be shortened in Vim9 script.
if (vim9 && eap->cmdidx != CMD_SIZE)
{
if (eap->cmdidx == CMD_mode || eap->cmdidx == CMD_Print)
eap->cmdidx = CMD_SIZE;
else if ((cmdnames[eap->cmdidx].cmd_argt & EX_WHOLE)
&& len < (int)cmdnames[eap->cmdidx].cmd_namelen)
{
semsg(_(e_command_cannot_be_shortened_str), eap->cmd);
eap->cmdidx = CMD_SIZE;
}
}
// Do not recognize ":*" as the star command unless '*' is in
// 'cpoptions'.
if (eap->cmdidx == CMD_star && vim_strchr(p_cpo, CPO_STAR) == NULL)
p = eap->cmd;
// Look for a user defined command as a last resort. Let ":Print" be
// overruled by a user defined command.
if ((eap->cmdidx == CMD_SIZE || eap->cmdidx == CMD_Print)
&& *eap->cmd >= 'A' && *eap->cmd <= 'Z')
{
// User defined commands may contain digits.
while (ASCII_ISALNUM(*p))
++p;
p = find_ucmd(eap, p, full, NULL, NULL);
}
if (p == NULL || p == eap->cmd)
eap->cmdidx = CMD_SIZE;
}
// ":fina" means ":finally" in legacy script, for backwards compatibility.
if (eap->cmdidx == CMD_final && p - eap->cmd == 4 && !vim9)
eap->cmdidx = CMD_finally;
#ifdef FEAT_EVAL
if (eap->cmdidx < CMD_SIZE
&& vim9
&& !IS_WHITE_NL_OR_NUL(*p) && *p != '!' && *p != '|'
&& (eap->cmdidx < 0 ||
(cmdnames[eap->cmdidx].cmd_argt & EX_NONWHITE_OK) == 0))
{
char_u *cmd = vim_strnsave(eap->cmd, p - eap->cmd);
semsg(_(e_command_str_not_followed_by_white_space_str), cmd, eap->cmd);
eap->cmdidx = CMD_SIZE;
vim_free(cmd);
}
#endif
return p;
}
#if defined(FEAT_EVAL) || defined(PROTO)
typedef struct
{
char *name;
int minlen;
int has_count; // :123verbose :3tab
} cmdmod_info_T;
static cmdmod_info_T cmdmod_info_tab[] = {
{"aboveleft", 3, FALSE},
{"belowright", 3, FALSE},
{"botright", 2, FALSE},
{"browse", 3, FALSE},
{"confirm", 4, FALSE},
{"filter", 4, FALSE},
{"hide", 3, FALSE},
{"horizontal", 3, FALSE},
{"keepalt", 5, FALSE},
{"keepjumps", 5, FALSE},
{"keepmarks", 3, FALSE},
{"keeppatterns", 5, FALSE},
{"leftabove", 5, FALSE},
{"legacy", 3, FALSE},
{"lockmarks", 3, FALSE},
{"noautocmd", 3, FALSE},
{"noswapfile", 3, FALSE},
{"rightbelow", 6, FALSE},
{"sandbox", 3, FALSE},
{"silent", 3, FALSE},
{"tab", 3, TRUE},
{"topleft", 2, FALSE},
{"unsilent", 3, FALSE},
{"verbose", 4, TRUE},
{"vertical", 4, FALSE},
{"vim9cmd", 4, FALSE}
}; // cmdmod_info_tab
// compare two cmdmod_info_T structs by case sensitive name with length
static int
cmp_cmdmod_info(const void *a, const void *b)
{
cmdmod_info_T *cm1 = (cmdmod_info_T *)a;
cmdmod_info_T *cm2 = (cmdmod_info_T *)b;
return STRNCMP(cm1->name, cm2->name, cm2->minlen);
}
/*
* Return length of a command modifier (including optional count).
* Return zero when it's not a modifier.
*/
int
modifier_len(char_u *cmd)
{
char_u *p = cmd;
cmdmod_info_T target;
cmdmod_info_T *entry;
if (VIM_ISDIGIT(*cmd))
p = skipwhite(skipdigits(cmd + 1));
// only lowercase characters can match
if (!ASCII_ISLOWER(*p))
return 0;
target.name = (char *)p;
target.minlen = 0; // not used, see cmp_cmdmod_info()
target.has_count = FALSE;
entry = (cmdmod_info_T *)bsearch(&target, &cmdmod_info_tab, ARRAY_LENGTH(cmdmod_info_tab), sizeof(cmdmod_info_tab[0]), cmp_cmdmod_info);
if (entry != NULL)
{
int i;
for (i = entry->minlen; p[i] != NUL; ++i)
{
if (p[i] != entry->name[i])
break;
}
if (!ASCII_ISALPHA(p[i]) && i >= entry->minlen && (p == cmd || entry->has_count))
return i + (int)(p - cmd);
}
return 0;
}
/*
* Return > 0 if an Ex command "name" exists.
* Return 2 if there is an exact match.
* Return 3 if there is an ambiguous match.
*/
int
cmd_exists(char_u *name)
{
exarg_T ea;
int full = FALSE;
char_u *p;
// only lowercase characters can match
if (ASCII_ISLOWER(*name))
{
cmdmod_info_T target;
cmdmod_info_T *entry;
target.name = (char *)name;
target.minlen = 0; // not used, see cmp_cmdmod_info()
target.has_count = FALSE;
// Check command modifiers.
entry = (cmdmod_info_T *)bsearch(&target, &cmdmod_info_tab, ARRAY_LENGTH(cmdmod_info_tab), sizeof(cmdmod_info_tab[0]), cmp_cmdmod_info);
if (entry != NULL)
{
int i;
for (i = entry->minlen; name[i] != NUL; ++i)
{
if (name[i] != entry->name[i])
break;
}
if (name[i] == NUL && i >= entry->minlen)
return (entry->name[i] == NUL ? 2 : 1);
}
}
// Check built-in commands and user defined commands.
// For ":2match" and ":3match" we need to skip the number.
ea.cmd = (*name == '2' || *name == '3') ? name + 1 : name;
ea.cmdidx = (cmdidx_T)0;
ea.flags = 0;
p = find_ex_command(&ea, &full, NULL, NULL);
if (p == NULL)
return 3;
if (vim_isdigit(*name) && ea.cmdidx != CMD_match)
return 0;
if (*skipwhite(p) != NUL)
return 0; // trailing garbage
return (ea.cmdidx == CMD_SIZE ? 0 : (full ? 2 : 1));
}
/*
* "fullcommand" function
*/
void
f_fullcommand(typval_T *argvars, typval_T *rettv)
{
exarg_T ea;
char_u *name;
char_u *p;
int vim9script = in_vim9script();
int save_cmod_flags = cmdmod.cmod_flags;
rettv->v_type = VAR_STRING;
rettv->vval.v_string = NULL;
if (in_vim9script()
&& (check_for_string_arg(argvars, 0) == FAIL
|| check_for_opt_bool_arg(argvars, 1) == FAIL))
return;
name = tv_get_string(&argvars[0]);
if (name == NULL)
return;
if (argvars[1].v_type != VAR_UNKNOWN)
{
vim9script = tv_get_bool(&argvars[1]);
cmdmod.cmod_flags &= ~(CMOD_VIM9CMD | CMOD_LEGACY);
cmdmod.cmod_flags |= vim9script ? CMOD_VIM9CMD : CMOD_LEGACY;
}
while (*name == ':')
name++;
name = skip_range(name, TRUE, NULL);
ea.cmd = (*name == '2' || *name == '3') ? name + 1 : name;
ea.cmdidx = (cmdidx_T)0;
ea.addr_count = 0;
++emsg_silent; // don't complain about using "en" in Vim9 script
p = find_ex_command(&ea, NULL, NULL, NULL);
--emsg_silent;
if (p == NULL || ea.cmdidx == CMD_SIZE)
goto theend;
if (vim9script)
{
int res;
++emsg_silent;
res = not_in_vim9(&ea);
--emsg_silent;
if (res == FAIL)
goto theend;
}
rettv->vval.v_string = vim_strsave(IS_USER_CMDIDX(ea.cmdidx)
? get_user_command_name(ea.useridx, ea.cmdidx)
: cmdnames[ea.cmdidx].cmd_name);
theend:
cmdmod.cmod_flags = save_cmod_flags;
}
#endif
cmdidx_T
excmd_get_cmdidx(char_u *cmd, int len)
{
cmdidx_T idx;
if (!one_letter_cmd(cmd, &idx))
for (idx = (cmdidx_T)0; (int)idx < (int)CMD_SIZE;
idx = (cmdidx_T)((int)idx + 1))
if (STRNCMP(cmdnames[(int)idx].cmd_name, cmd, (size_t)len) == 0)
break;
return idx;
}
long
excmd_get_argt(cmdidx_T idx)
{
return (long)cmdnames[(int)idx].cmd_argt;
}
/*
* Skip a range specifier of the form: addr [,addr] [;addr] ..
*
* Backslashed delimiters after / or ? will be skipped, and commands will
* not be expanded between /'s and ?'s or after "'".
*
* Also skip white space and ":" characters after the range.
* Returns the "cmd" pointer advanced to beyond the range.
*/
char_u *
skip_range(
char_u *cmd_start,
int skip_star, // skip "*" used for Visual range
int *ctx) // pointer to xp_context or NULL
{
char_u *cmd = cmd_start;
unsigned delim;
while (vim_strchr((char_u *)" \t0123456789.$%'/?-+,;\\", *cmd) != NULL)
{
if (*cmd == '\\')
{
if (cmd[1] == '?' || cmd[1] == '/' || cmd[1] == '&')
++cmd;
else
break;
}
else if (*cmd == '\'')
{
char_u *p = cmd;
// a quote is only valid at the start or after a separator
while (p > cmd_start)
{
--p;
if (!VIM_ISWHITE(*p))
break;
}
if (cmd > cmd_start && !VIM_ISWHITE(*p) && *p != ',' && *p != ';')
break;
if (*++cmd == NUL && ctx != NULL)
*ctx = EXPAND_NOTHING;
}
else if (*cmd == '/' || *cmd == '?')
{
delim = *cmd++;
while (*cmd != NUL && *cmd != delim)
if (*cmd++ == '\\' && *cmd != NUL)
++cmd;
if (*cmd == NUL && ctx != NULL)
*ctx = EXPAND_NOTHING;
}
if (*cmd != NUL)
++cmd;
}
// Skip ":" and white space.
while (*cmd == ':')
cmd = skipwhite(cmd + 1);
// Skip "*" used for Visual range.
if (skip_star && *cmd == '*' && vim_strchr(p_cpo, CPO_STAR) == NULL)
cmd = skipwhite(cmd + 1);
return cmd;
}
static void
addr_error(cmd_addr_T addr_type)
{
if (addr_type == ADDR_NONE)
emsg(_(e_no_range_allowed));
else
emsg(_(e_invalid_range));
}
/*
* Return the default address for an address type.
*/
static linenr_T
default_address(exarg_T *eap)
{
linenr_T lnum = 0;
switch (eap->addr_type)
{
case ADDR_LINES:
case ADDR_OTHER:
// Default is the cursor line number. Avoid using an invalid
// line number though.
if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
lnum = curbuf->b_ml.ml_line_count;
else
lnum = curwin->w_cursor.lnum;
break;
case ADDR_WINDOWS:
lnum = CURRENT_WIN_NR;
break;
case ADDR_ARGUMENTS:
lnum = curwin->w_arg_idx + 1;
if (lnum > ARGCOUNT)
lnum = ARGCOUNT;
break;
case ADDR_LOADED_BUFFERS:
case ADDR_BUFFERS:
lnum = curbuf->b_fnum;
break;
case ADDR_TABS:
lnum = CURRENT_TAB_NR;
break;
case ADDR_TABS_RELATIVE:
case ADDR_UNSIGNED:
lnum = 1;
break;
case ADDR_QUICKFIX:
#ifdef FEAT_QUICKFIX
lnum = qf_get_cur_idx(eap);
#endif
break;
case ADDR_QUICKFIX_VALID:
#ifdef FEAT_QUICKFIX
lnum = qf_get_cur_valid_idx(eap);
#endif
break;
case ADDR_NONE:
// Will give an error later if a range is found.
break;
}
return lnum;
}
/*
* Get a single EX address.
*
* Set ptr to the next character after the part that was interpreted.
* Set ptr to NULL when an error is encountered.
* This may set the last used search pattern.
*
* Return MAXLNUM when no Ex address was found.
*/
static linenr_T
get_address(
exarg_T *eap UNUSED,
char_u **ptr,
cmd_addr_T addr_type,
int skip, // only skip the address, don't use it
int silent, // no errors or side effects
int to_other_file, // flag: may jump to other file
int address_count UNUSED) // 1 for first address, >1 after comma
{
int c;
int i;
long n;
char_u *cmd;
pos_T pos;
pos_T *fp;
linenr_T lnum;
buf_T *buf;
cmd = skipwhite(*ptr);
lnum = MAXLNUM;
do
{
switch (*cmd)
{
case '.': // '.' - Cursor position
++cmd;
switch (addr_type)
{
case ADDR_LINES:
case ADDR_OTHER:
lnum = curwin->w_cursor.lnum;
break;
case ADDR_WINDOWS:
lnum = CURRENT_WIN_NR;
break;
case ADDR_ARGUMENTS:
lnum = curwin->w_arg_idx + 1;
break;
case ADDR_LOADED_BUFFERS:
case ADDR_BUFFERS:
lnum = curbuf->b_fnum;
break;
case ADDR_TABS:
lnum = CURRENT_TAB_NR;
break;
case ADDR_NONE:
case ADDR_TABS_RELATIVE:
case ADDR_UNSIGNED:
addr_error(addr_type);
cmd = NULL;
goto error;
break;
case ADDR_QUICKFIX:
#ifdef FEAT_QUICKFIX
lnum = qf_get_cur_idx(eap);
#endif
break;
case ADDR_QUICKFIX_VALID:
#ifdef FEAT_QUICKFIX
lnum = qf_get_cur_valid_idx(eap);
#endif
break;
}
break;
case '$': // '$' - last line
++cmd;
switch (addr_type)
{
case ADDR_LINES:
case ADDR_OTHER:
lnum = curbuf->b_ml.ml_line_count;
break;
case ADDR_WINDOWS:
lnum = LAST_WIN_NR;
break;
case ADDR_ARGUMENTS:
lnum = ARGCOUNT;
break;
case ADDR_LOADED_BUFFERS:
buf = lastbuf;
while (buf->b_ml.ml_mfp == NULL)
{
if (buf->b_prev == NULL)
break;
buf = buf->b_prev;
}
lnum = buf->b_fnum;
break;
case ADDR_BUFFERS:
lnum = lastbuf->b_fnum;
break;
case ADDR_TABS:
lnum = LAST_TAB_NR;
break;
case ADDR_NONE:
case ADDR_TABS_RELATIVE:
case ADDR_UNSIGNED:
addr_error(addr_type);
cmd = NULL;
goto error;
break;
case ADDR_QUICKFIX:
#ifdef FEAT_QUICKFIX
lnum = qf_get_size(eap);
if (lnum == 0)
lnum = 1;
#endif
break;
case ADDR_QUICKFIX_VALID:
#ifdef FEAT_QUICKFIX
lnum = qf_get_valid_size(eap);
if (lnum == 0)
lnum = 1;
#endif
break;
}
break;
case '\'': // ''' - mark
if (*++cmd == NUL)
{
cmd = NULL;
goto error;
}
if (addr_type != ADDR_LINES)
{
addr_error(addr_type);
cmd = NULL;
goto error;
}
if (skip)
++cmd;
else
{
// Only accept a mark in another file when it is
// used by itself: ":'M".
fp = getmark(*cmd, to_other_file && cmd[1] == NUL);
++cmd;
if (fp == (pos_T *)-1)
// Jumped to another file.
lnum = curwin->w_cursor.lnum;
else
{
if (check_mark(fp) == FAIL)
{
cmd = NULL;
goto error;
}
lnum = fp->lnum;
}
}
break;
case '/':
case '?': // '/' or '?' - search
c = *cmd++;
if (addr_type != ADDR_LINES)
{
addr_error(addr_type);
cmd = NULL;
goto error;
}
if (skip) // skip "/pat/"
{
cmd = skip_regexp(cmd, c, magic_isset());
if (*cmd == c)
++cmd;
}
else
{
int flags;
pos = curwin->w_cursor; // save curwin->w_cursor
// When '/' or '?' follows another address, start from
// there.
if (lnum > 0 && lnum != MAXLNUM)
curwin->w_cursor.lnum =
lnum > curbuf->b_ml.ml_line_count
? curbuf->b_ml.ml_line_count : lnum;
// Start a forward search at the end of the line (unless
// before the first line).
// Start a backward search at the start of the line.
// This makes sure we never match in the current
// line, and can match anywhere in the
// next/previous line.
if (c == '/' && curwin->w_cursor.lnum > 0)
curwin->w_cursor.col = MAXCOL;
else
curwin->w_cursor.col = 0;
searchcmdlen = 0;
flags = silent ? 0 : SEARCH_HIS | SEARCH_MSG;
if (!do_search(NULL, c, c, cmd, STRLEN(cmd), 1L, flags, NULL))
{
curwin->w_cursor = pos;
cmd = NULL;
goto error;
}
lnum = curwin->w_cursor.lnum;
curwin->w_cursor = pos;
// adjust command string pointer
cmd += searchcmdlen;
}
break;
case '\\': // "\?", "\/" or "\&", repeat search
++cmd;
if (addr_type != ADDR_LINES)
{
addr_error(addr_type);
cmd = NULL;
goto error;
}
if (*cmd == '&')
i = RE_SUBST;
else if (*cmd == '?' || *cmd == '/')
i = RE_SEARCH;
else
{
emsg(_(e_backslash_should_be_followed_by));
cmd = NULL;
goto error;
}
if (!skip)
{
/*
* When search follows another address, start from
* there.
*/
if (lnum != MAXLNUM)
pos.lnum = lnum;
else
pos.lnum = curwin->w_cursor.lnum;
/*
* Start the search just like for the above
* do_search().
*/
if (*cmd != '?')
pos.col = MAXCOL;
else
pos.col = 0;
pos.coladd = 0;
if (searchit(curwin, curbuf, &pos, NULL,
*cmd == '?' ? BACKWARD : FORWARD,
(char_u *)"", 0, 1L, SEARCH_MSG, i, NULL) != FAIL)
lnum = pos.lnum;
else
{
cmd = NULL;
goto error;
}
}
++cmd;
break;
default:
if (VIM_ISDIGIT(*cmd)) // absolute line number
lnum = getdigits(&cmd);
}
for (;;)
{
cmd = skipwhite(cmd);
if (*cmd != '-' && *cmd != '+' && !VIM_ISDIGIT(*cmd))
break;
if (lnum == MAXLNUM)
{
switch (addr_type)
{
case ADDR_LINES:
case ADDR_OTHER:
// "+1" is same as ".+1"
lnum = curwin->w_cursor.lnum;
break;
case ADDR_WINDOWS:
lnum = CURRENT_WIN_NR;
break;
case ADDR_ARGUMENTS:
lnum = curwin->w_arg_idx + 1;
break;
case ADDR_LOADED_BUFFERS:
case ADDR_BUFFERS:
lnum = curbuf->b_fnum;
break;
case ADDR_TABS:
lnum = CURRENT_TAB_NR;
break;
case ADDR_TABS_RELATIVE:
lnum = 1;
break;
case ADDR_QUICKFIX:
#ifdef FEAT_QUICKFIX
lnum = qf_get_cur_idx(eap);
#endif
break;
case ADDR_QUICKFIX_VALID:
#ifdef FEAT_QUICKFIX
lnum = qf_get_cur_valid_idx(eap);
#endif
break;
case ADDR_NONE:
case ADDR_UNSIGNED:
lnum = 0;
break;
}
}
if (VIM_ISDIGIT(*cmd))
i = '+'; // "number" is same as "+number"
else
i = *cmd++;
if (!VIM_ISDIGIT(*cmd)) // '+' is '+1'
n = 1;
else
{
// "number", "+number" or "-number"
n = getdigits(&cmd);
if (n == MAXLNUM)
{
emsg(_(e_line_number_out_of_range));
goto error;
}
}
if (addr_type == ADDR_TABS_RELATIVE)
{
emsg(_(e_invalid_range));
cmd = NULL;
goto error;
}
else if (addr_type == ADDR_LOADED_BUFFERS
|| addr_type == ADDR_BUFFERS)
lnum = compute_buffer_local_count(
addr_type, lnum, (i == '-') ? -1 * n : n);
else
{
#ifdef FEAT_FOLDING
// Relative line addressing: need to adjust for lines in a
// closed fold after the first address.
if (addr_type == ADDR_LINES && (i == '-' || i == '+')
&& address_count >= 2)
(void)hasFolding(lnum, NULL, &lnum);
#endif
if (i == '-')
lnum -= n;
else
{
if (lnum >= 0 && n >= LONG_MAX - lnum)
{
emsg(_(e_line_number_out_of_range));
goto error;
}
lnum += n;
}
}
}
} while (*cmd == '/' || *cmd == '?');
error:
*ptr = cmd;
return lnum;
}
/*
* Set eap->line1 and eap->line2 to the whole range.
* Used for commands with the EX_DFLALL flag and no range given.
*/
static void
address_default_all(exarg_T *eap)
{
eap->line1 = 1;
switch (eap->addr_type)
{
case ADDR_LINES:
case ADDR_OTHER:
eap->line2 = curbuf->b_ml.ml_line_count;
break;
case ADDR_LOADED_BUFFERS:
{
buf_T *buf = firstbuf;
while (buf->b_next != NULL && buf->b_ml.ml_mfp == NULL)
buf = buf->b_next;
eap->line1 = buf->b_fnum;
buf = lastbuf;
while (buf->b_prev != NULL && buf->b_ml.ml_mfp == NULL)
buf = buf->b_prev;
eap->line2 = buf->b_fnum;
}
break;
case ADDR_BUFFERS:
eap->line1 = firstbuf->b_fnum;
eap->line2 = lastbuf->b_fnum;
break;
case ADDR_WINDOWS:
eap->line2 = LAST_WIN_NR;
break;
case ADDR_TABS:
eap->line2 = LAST_TAB_NR;
break;
case ADDR_TABS_RELATIVE:
eap->line2 = 1;
break;
case ADDR_ARGUMENTS:
if (ARGCOUNT == 0)
eap->line1 = eap->line2 = 0;
else
eap->line2 = ARGCOUNT;
break;
case ADDR_QUICKFIX_VALID:
#ifdef FEAT_QUICKFIX
eap->line2 = qf_get_valid_size(eap);
if (eap->line2 == 0)
eap->line2 = 1;
#endif
break;
case ADDR_NONE:
case ADDR_UNSIGNED:
case ADDR_QUICKFIX:
iemsg("Cannot use EX_DFLALL with ADDR_NONE, ADDR_UNSIGNED or ADDR_QUICKFIX");
break;
}
}
/*
* Get flags from an Ex command argument.
*/
static void
get_flags(exarg_T *eap)
{
while (vim_strchr((char_u *)"lp#", *eap->arg) != NULL)
{
if (*eap->arg == 'l')
eap->flags |= EXFLAG_LIST;
else if (*eap->arg == 'p')
eap->flags |= EXFLAG_PRINT;
else
eap->flags |= EXFLAG_NR;
eap->arg = skipwhite(eap->arg + 1);
}
}
/*
* Function called for command which is Not Implemented. NI!
*/
void
ex_ni(exarg_T *eap)
{
if (!eap->skip)
eap->errmsg =
_(e_sorry_command_is_not_available_in_this_version);
}
#ifdef HAVE_EX_SCRIPT_NI
/*
* Function called for script command which is Not Implemented. NI!
* Skips over ":perl <<EOF" constructs.
*/
static void
ex_script_ni(exarg_T *eap)
{
if (!eap->skip)
ex_ni(eap);
else
vim_free(script_get(eap, eap->arg));
}
#endif
/*
* Check range in Ex command for validity.
* Return NULL when valid, error message when invalid.
*/
static char *
invalid_range(exarg_T *eap)
{
buf_T *buf;
if ( eap->line1 < 0
|| eap->line2 < 0
|| eap->line1 > eap->line2)
return _(e_invalid_range);
if (eap->argt & EX_RANGE)
{
switch (eap->addr_type)
{
case ADDR_LINES:
if (eap->line2 > curbuf->b_ml.ml_line_count
#ifdef FEAT_DIFF
+ (eap->cmdidx == CMD_diffget)
#endif
)
return _(e_invalid_range);
break;
case ADDR_ARGUMENTS:
// add 1 if ARGCOUNT is 0
if (eap->line2 > ARGCOUNT + (!ARGCOUNT))
return _(e_invalid_range);
break;
case ADDR_BUFFERS:
// Only a boundary check, not whether the buffers actually
// exist.
if (eap->line1 < 1 || eap->line2 > get_highest_fnum())
return _(e_invalid_range);
break;
case ADDR_LOADED_BUFFERS:
buf = firstbuf;
while (buf->b_ml.ml_mfp == NULL)
{
if (buf->b_next == NULL)
return _(e_invalid_range);
buf = buf->b_next;
}
if (eap->line1 < buf->b_fnum)
return _(e_invalid_range);
buf = lastbuf;
while (buf->b_ml.ml_mfp == NULL)
{
if (buf->b_prev == NULL)
return _(e_invalid_range);
buf = buf->b_prev;
}
if (eap->line2 > buf->b_fnum)
return _(e_invalid_range);
break;
case ADDR_WINDOWS:
if (eap->line2 > LAST_WIN_NR)
return _(e_invalid_range);
break;
case ADDR_TABS:
if (eap->line2 > LAST_TAB_NR)
return _(e_invalid_range);
break;
case ADDR_TABS_RELATIVE:
case ADDR_OTHER:
// Any range is OK.
break;
case ADDR_QUICKFIX:
#ifdef FEAT_QUICKFIX
// No error for value that is too big, will use the last entry.
if (eap->line2 <= 0)
{
if (eap->addr_count == 0)
return _(e_no_errors);
return _(e_invalid_range);
}
#endif
break;
case ADDR_QUICKFIX_VALID:
#ifdef FEAT_QUICKFIX
if ((eap->line2 != 1 && eap->line2 > qf_get_valid_size(eap))
|| eap->line2 < 0)
return _(e_invalid_range);
#endif
break;
case ADDR_UNSIGNED:
case ADDR_NONE:
// Will give an error elsewhere.
break;
}
}
return NULL;
}
/*
* Correct the range for zero line number, if required.
*/
static void
correct_range(exarg_T *eap)
{
if (!(eap->argt & EX_ZEROR)) // zero in range not allowed
{
if (eap->line1 == 0)
eap->line1 = 1;
if (eap->line2 == 0)
eap->line2 = 1;
}
}
#ifdef FEAT_QUICKFIX
/*
* For a ":vimgrep" or ":vimgrepadd" command return a pointer past the
* pattern. Otherwise return eap->arg.
*/
static char_u *
skip_grep_pat(exarg_T *eap)
{
char_u *p = eap->arg;
if (*p != NUL && (eap->cmdidx == CMD_vimgrep || eap->cmdidx == CMD_lvimgrep
|| eap->cmdidx == CMD_vimgrepadd
|| eap->cmdidx == CMD_lvimgrepadd
|| grep_internal(eap->cmdidx)))
{
p = skip_vimgrep_pat(p, NULL, NULL);
if (p == NULL)
p = eap->arg;
}
return p;
}
/*
* For the ":make" and ":grep" commands insert the 'makeprg'/'grepprg' option
* in the command line, so that things like % get expanded.
*/
static char_u *
replace_makeprg(exarg_T *eap, char_u *p, char_u **cmdlinep)
{
char_u *new_cmdline;
char_u *program;
char_u *pos;
char_u *ptr;
int len;
int i;
/*
* Don't do it when ":vimgrep" is used for ":grep".
*/
if ((eap->cmdidx == CMD_make || eap->cmdidx == CMD_lmake
|| eap->cmdidx == CMD_grep || eap->cmdidx == CMD_lgrep
|| eap->cmdidx == CMD_grepadd
|| eap->cmdidx == CMD_lgrepadd)
&& !grep_internal(eap->cmdidx))
{
if (eap->cmdidx == CMD_grep || eap->cmdidx == CMD_lgrep
|| eap->cmdidx == CMD_grepadd || eap->cmdidx == CMD_lgrepadd)
{
if (*curbuf->b_p_gp == NUL)
program = p_gp;
else
program = curbuf->b_p_gp;
}
else
{
if (*curbuf->b_p_mp == NUL)
program = p_mp;
else
program = curbuf->b_p_mp;
}
p = skipwhite(p);
if ((pos = (char_u *)strstr((char *)program, "$*")) != NULL)
{
// replace $* by given arguments
i = 1;
while ((pos = (char_u *)strstr((char *)pos + 2, "$*")) != NULL)
++i;
len = (int)STRLEN(p);
new_cmdline = alloc(STRLEN(program) + (size_t)i * (len - 2) + 1);
if (new_cmdline == NULL)
return NULL; // out of memory
ptr = new_cmdline;
while ((pos = (char_u *)strstr((char *)program, "$*")) != NULL)
{
i = (int)(pos - program);
STRNCPY(ptr, program, i);
STRCPY(ptr += i, p);
ptr += len;
program = pos + 2;
}
STRCPY(ptr, program);
}
else
{
size_t program_len = STRLEN(program);
new_cmdline = alloc(program_len + STRLEN(p) + 2);
if (new_cmdline == NULL)
return NULL; // out of memory
STRCPY(new_cmdline, program);
STRCPY(new_cmdline + program_len, " ");
STRCPY(new_cmdline + program_len + 1, p);
}
msg_make(p);
// 'eap->cmd' is not set here, because it is not used at CMD_make
vim_free(*cmdlinep);
*cmdlinep = new_cmdline;
p = new_cmdline;
}
return p;
}
#endif
/*
* Expand file name in Ex command argument.
* When an error is detected, "errormsgp" is set to a non-NULL pointer.
* Return FAIL for failure, OK otherwise.
*/
int
expand_filename(
exarg_T *eap,
char_u **cmdlinep,
char **errormsgp)
{
int has_wildcards; // need to expand wildcards
char_u *repl;
size_t srclen;
char_u *p;
int n;
int escaped;
#ifdef FEAT_QUICKFIX
// Skip a regexp pattern for ":vimgrep[add] pat file..."
p = skip_grep_pat(eap);
#else
p = eap->arg;
#endif
/*
* Decide to expand wildcards *before* replacing '%', '#', etc. If
* the file name contains a wildcard it should not cause expanding.
* (it will be expanded anyway if there is a wildcard before replacing).
*/
has_wildcards = mch_has_wildcard(p);
while (*p != NUL)
{
#ifdef FEAT_EVAL
// Skip over `=expr`, wildcards in it are not expanded.
if (p[0] == '`' && p[1] == '=')
{
p += 2;
(void)skip_expr(&p, NULL);
if (*p == '`')
++p;
continue;
}
#endif
/*
* Quick check if this cannot be the start of a special string.
* Also removes backslash before '%', '#' and '<'.
*/
if (vim_strchr((char_u *)"%#<", *p) == NULL)
{
++p;
continue;
}
/*
* Try to find a match at this position.
*/
repl = eval_vars(p, eap->arg, &srclen, &(eap->do_ecmd_lnum),
errormsgp, &escaped, TRUE);
if (*errormsgp != NULL) // error detected
return FAIL;
if (repl == NULL) // no match found
{
p += srclen;
continue;
}
// Wildcards won't be expanded below, the replacement is taken
// literally. But do expand "~/file", "~user/file" and "$HOME/file".
if (vim_strchr(repl, '$') != NULL || vim_strchr(repl, '~') != NULL)
{
char_u *l = repl;
repl = expand_env_save(repl);
vim_free(l);
}
// Need to escape white space et al. with a backslash.
// Don't do this for:
// - replacement that already has been escaped: "##"
// - shell commands (may have to use quotes instead).
// - non-unix systems when there is a single argument (spaces don't
// separate arguments then).
if (!eap->usefilter
&& !escaped
&& eap->cmdidx != CMD_bang
&& eap->cmdidx != CMD_grep
&& eap->cmdidx != CMD_grepadd
&& eap->cmdidx != CMD_hardcopy
&& eap->cmdidx != CMD_lgrep
&& eap->cmdidx != CMD_lgrepadd
&& eap->cmdidx != CMD_lmake
&& eap->cmdidx != CMD_make
&& eap->cmdidx != CMD_terminal
#ifndef UNIX
&& !(eap->argt & EX_NOSPC)
#endif
)
{
char_u *l;
#ifdef BACKSLASH_IN_FILENAME
// Don't escape a backslash here, because rem_backslash() doesn't
// remove it later.
static char_u *nobslash = (char_u *)" \t\"|";
# define ESCAPE_CHARS nobslash
#else
# define ESCAPE_CHARS escape_chars
#endif
for (l = repl; *l; ++l)
if (vim_strchr(ESCAPE_CHARS, *l) != NULL)
{
l = vim_strsave_escaped(repl, ESCAPE_CHARS);
if (l != NULL)
{
vim_free(repl);
repl = l;
}
break;
}
}
// For a shell command a '!' must be escaped.
if ((eap->usefilter || eap->cmdidx == CMD_bang
|| eap->cmdidx == CMD_terminal)
&& vim_strpbrk(repl, (char_u *)"!") != NULL)
{
char_u *l;
l = vim_strsave_escaped(repl, (char_u *)"!");
if (l != NULL)
{
vim_free(repl);
repl = l;
}
}
p = repl_cmdline(eap, p, srclen, repl, cmdlinep);
vim_free(repl);
if (p == NULL)
return FAIL;
}
/*
* One file argument: Expand wildcards.
* Don't do this with ":r !command" or ":w !command".
*/
if ((eap->argt & EX_NOSPC) && !eap->usefilter)
{
/*
* May do this twice:
* 1. Replace environment variables.
* 2. Replace any other wildcards, remove backslashes.
*/
for (n = 1; n <= 2; ++n)
{
if (n == 2)
{
/*
* Halve the number of backslashes (this is Vi compatible).
* For Unix and OS/2, when wildcards are expanded, this is
* done by ExpandOne() below.
*/
#if defined(UNIX)
if (!has_wildcards)
#endif
backslash_halve(eap->arg);
}
if (has_wildcards)
{
if (n == 1)
{
/*
* First loop: May expand environment variables. This
* can be done much faster with expand_env() than with
* something else (e.g., calling a shell).
* After expanding environment variables, check again
* if there are still wildcards present.
*/
if (vim_strchr(eap->arg, '$') != NULL
|| vim_strchr(eap->arg, '~') != NULL)
{
expand_env_esc(eap->arg, NameBuff, MAXPATHL,
TRUE, TRUE, NULL);
has_wildcards = mch_has_wildcard(NameBuff);
p = NameBuff;
}
else
p = NULL;
}
else // n == 2
{
expand_T xpc;
int options = WILD_LIST_NOTFOUND
| WILD_NOERROR | WILD_ADD_SLASH;
ExpandInit(&xpc);
xpc.xp_context = EXPAND_FILES;
if (p_wic)
options += WILD_ICASE;
p = ExpandOne(&xpc, eap->arg, NULL,
options, WILD_EXPAND_FREE);
if (p == NULL)
return FAIL;
}
if (p != NULL)
{
(void)repl_cmdline(eap, eap->arg, STRLEN(eap->arg),
p, cmdlinep);
if (n == 2) // p came from ExpandOne()
vim_free(p);
}
}
}
}
return OK;
}
/*
* Replace part of the command line, keeping eap->cmd, eap->arg and
* eap->nextcmd correct.
* "src" points to the part that is to be replaced, of length "srclen".
* "repl" is the replacement string.
* Returns a pointer to the character after the replaced string.
* Returns NULL for failure.
*/
static char_u *
repl_cmdline(
exarg_T *eap,
char_u *src,
size_t srclen,
char_u *repl,
char_u **cmdlinep)
{
size_t repllen;
size_t taillen;
size_t i;
char_u *new_cmdline;
size_t new_cmdlinelen;
/*
* The new command line is build in new_cmdline[].
* First allocate it.
* Careful: a "+cmd" argument may have been NUL terminated.
*/
repllen = STRLEN(repl);
taillen = STRLEN(src + srclen);
i = (src - *cmdlinep) + repllen + taillen + 3;
if (eap->nextcmd != NULL)
i += STRLEN(eap->nextcmd); // add space for next command
if ((new_cmdline = alloc(i)) == NULL)
return NULL; // out of memory!
/*
* Copy the stuff before the expanded part.
* Copy the expanded stuff.
* Copy what came after the expanded part.
* Copy the next commands, if there are any.
*/
new_cmdlinelen = src - *cmdlinep; // length of part before replacement
mch_memmove(new_cmdline, *cmdlinep, new_cmdlinelen);
mch_memmove(new_cmdline + new_cmdlinelen, repl, repllen);
new_cmdlinelen += repllen; // remember the end of the string
STRCPY(new_cmdline + new_cmdlinelen, src + srclen);
src = new_cmdline + new_cmdlinelen; // remember where to continue
if (eap->nextcmd != NULL) // append next command
{
new_cmdlinelen += taillen + 1;
STRCPY(new_cmdline + new_cmdlinelen, eap->nextcmd);
eap->nextcmd = new_cmdline + new_cmdlinelen;
}
eap->cmd = new_cmdline + (eap->cmd - *cmdlinep);
eap->arg = new_cmdline + (eap->arg - *cmdlinep);
if (eap->do_ecmd_cmd != NULL && eap->do_ecmd_cmd != dollar_command)
eap->do_ecmd_cmd = new_cmdline + (eap->do_ecmd_cmd - *cmdlinep);
vim_free(*cmdlinep);
*cmdlinep = new_cmdline;
return src;
}
/*
* Check for '|' to separate commands and '"' to start comments.
* If "keep_backslash" is TRUE do not remove any backslash.
*/
void
separate_nextcmd(exarg_T *eap, int keep_backslash)
{
char_u *p;
#ifdef FEAT_QUICKFIX
p = skip_grep_pat(eap);
#else
p = eap->arg;
#endif
for ( ; *p; MB_PTR_ADV(p))
{
if (*p == Ctrl_V)
{
if ((eap->argt & (EX_CTRLV | EX_XFILE)) || keep_backslash)
++p; // skip CTRL-V and next char
else
// remove CTRL-V and skip next char
STRMOVE(p, p + 1);
if (*p == NUL) // stop at NUL after CTRL-V
break;
}
#ifdef FEAT_EVAL
// Skip over `=expr` when wildcards are expanded.
else if (p[0] == '`' && p[1] == '=' && (eap->argt & EX_XFILE))
{
p += 2;
(void)skip_expr(&p, NULL);
if (*p == NUL) // stop at NUL after CTRL-V
break;
}
#endif
// Check for '"'/'#': start of comment or '|': next command
// :@" and :*" do not start a comment!
// :redir @" doesn't either.
else if ((*p == '"'
&& !in_vim9script()
&& !(eap->argt & EX_NOTRLCOM)
&& ((eap->cmdidx != CMD_at && eap->cmdidx != CMD_star)
|| p != eap->arg)
&& (eap->cmdidx != CMD_redir
|| p != eap->arg + 1 || p[-1] != '@'))
|| (*p == '#'
&& in_vim9script()
&& !(eap->argt & EX_NOTRLCOM)
&& p > eap->cmd && VIM_ISWHITE(p[-1]))
|| *p == '|' || *p == '\n')
{
/*
* We remove the '\' before the '|', unless EX_CTRLV is used
* AND 'b' is present in 'cpoptions'.
*/
if ((vim_strchr(p_cpo, CPO_BAR) == NULL
|| !(eap->argt & EX_CTRLV)) && *(p - 1) == '\\')
{
if (!keep_backslash)
{
STRMOVE(p - 1, p); // remove the '\'
--p;
}
}
else
{
eap->nextcmd = check_nextcmd(p);
*p = NUL;
break;
}
}
}
if (!(eap->argt & EX_NOTRLCOM)) // remove trailing spaces
del_trailing_spaces(eap->arg);
}
/*
* get + command from ex argument
*/
static char_u *
getargcmd(char_u **argp)
{
char_u *arg = *argp;
char_u *command = NULL;
if (*arg == '+') // +[command]
{
++arg;
if (vim_isspace(*arg) || *arg == NUL)
command = dollar_command;
else
{
command = arg;
arg = skip_cmd_arg(command, TRUE);
if (*arg != NUL)
*arg++ = NUL; // terminate command with NUL
}
arg = skipwhite(arg); // skip over spaces
*argp = arg;
}
return command;
}
/*
* Find end of "+command" argument. Skip over "\ " and "\\".
*/
char_u *
skip_cmd_arg(
char_u *p,
int rembs) // TRUE to halve the number of backslashes
{
while (*p && !vim_isspace(*p))
{
if (*p == '\\' && p[1] != NUL)
{
if (rembs)
STRMOVE(p, p + 1);
else
++p;
}
MB_PTR_ADV(p);
}
return p;
}
int
get_bad_opt(char_u *p, exarg_T *eap)
{
if (STRICMP(p, "keep") == 0)
eap->bad_char = BAD_KEEP;
else if (STRICMP(p, "drop") == 0)
eap->bad_char = BAD_DROP;
else if (MB_BYTE2LEN(*p) == 1 && p[1] == NUL)
eap->bad_char = *p;
else
return FAIL;
return OK;
}
/*
* Function given to ExpandGeneric() to obtain the list of bad= names.
*/
static char_u *
get_bad_name(expand_T *xp UNUSED, int idx)
{
// Note: Keep this in sync with getargopt.
static char *(p_bad_values[]) =
{
"?",
"keep",
"drop",
};
if (idx < 0 || idx >= (int)ARRAY_LENGTH(p_bad_values))
return NULL;
return (char_u*)p_bad_values[idx];
}
/*
* Get "++opt=arg" argument.
* Return FAIL or OK.
*/
static int
getargopt(exarg_T *eap)
{
char_u *arg = eap->arg + 2;
int *pp = NULL;
int bad_char_idx;
char_u *p;
// Note: Keep this in sync with get_argopt_name.
// ":edit ++[no]bin[ary] file"
if (STRNCMP(arg, "bin", 3) == 0 || STRNCMP(arg, "nobin", 5) == 0)
{
if (*arg == 'n')
{
arg += 2;
eap->force_bin = FORCE_NOBIN;
}
else
eap->force_bin = FORCE_BIN;
if (!checkforcmd(&arg, "binary", 3))
return FAIL;
eap->arg = skipwhite(arg);
return OK;
}
// ":read ++edit file"
if (STRNCMP(arg, "edit", 4) == 0)
{
eap->read_edit = TRUE;
eap->arg = skipwhite(arg + 4);
return OK;
}
if (STRNCMP(arg, "ff", 2) == 0)
{
arg += 2;
pp = &eap->force_ff;
}
else if (STRNCMP(arg, "fileformat", 10) == 0)
{
arg += 10;
pp = &eap->force_ff;
}
else if (STRNCMP(arg, "enc", 3) == 0)
{
if (STRNCMP(arg, "encoding", 8) == 0)
arg += 8;
else
arg += 3;
pp = &eap->force_enc;
}
else if (STRNCMP(arg, "bad", 3) == 0)
{
arg += 3;
pp = &bad_char_idx;
}
if (pp == NULL || *arg != '=')
return FAIL;
++arg;
*pp = (int)(arg - eap->cmd);
arg = skip_cmd_arg(arg, FALSE);
eap->arg = skipwhite(arg);
*arg = NUL;
if (pp == &eap->force_ff)
{
if (check_ff_value(eap->cmd + eap->force_ff) == FAIL)
return FAIL;
eap->force_ff = eap->cmd[eap->force_ff];
}
else if (pp == &eap->force_enc)
{
// Make 'fileencoding' lower case.
for (p = eap->cmd + eap->force_enc; *p != NUL; ++p)
*p = TOLOWER_ASC(*p);
}
else
{
// Check ++bad= argument. Must be a single-byte character, "keep" or
// "drop".
if (get_bad_opt(eap->cmd + bad_char_idx, eap) == FAIL)
return FAIL;
}
return OK;
}
/*
* Function given to ExpandGeneric() to obtain the list of ++opt names.
*/
static char_u *
get_argopt_name(expand_T *xp UNUSED, int idx)
{
// Note: Keep this in sync with getargopt.
static char *(p_opt_values[]) =
{
"fileformat=",
"encoding=",
"binary",
"nobinary",
"bad=",
"edit",
};
if (idx < 0 || idx >= (int)ARRAY_LENGTH(p_opt_values))
return NULL;
return (char_u*)p_opt_values[idx];
}
/*
* Command-line expansion for ++opt=name.
*/
int
expand_argopt(
char_u *pat,
expand_T *xp,
regmatch_T *rmp,
char_u ***matches,
int *numMatches)
{
if (xp->xp_pattern > xp->xp_line && *(xp->xp_pattern-1) == '=')
{
char_u *(*cb)(expand_T *, int) = NULL;
char_u *name_end = xp->xp_pattern - 1;
if (name_end - xp->xp_line >= 2
&& STRNCMP(name_end - 2, "ff", 2) == 0)
cb = get_fileformat_name;
else if (name_end - xp->xp_line >= 10
&& STRNCMP(name_end - 10, "fileformat", 10) == 0)
cb = get_fileformat_name;
else if (name_end - xp->xp_line >= 3
&& STRNCMP(name_end - 3, "enc", 3) == 0)
cb = get_encoding_name;
else if (name_end - xp->xp_line >= 8
&& STRNCMP(name_end - 8, "encoding", 8) == 0)
cb = get_encoding_name;
else if (name_end - xp->xp_line >= 3
&& STRNCMP(name_end - 3, "bad", 3) == 0)
cb = get_bad_name;
if (cb != NULL)
{
return ExpandGeneric(
pat,
xp,
rmp,
matches,
numMatches,
cb,
FALSE);
}
return FAIL;
}
// Special handling of "ff" which acts as a short form of
// "fileformat", as "ff" is not a substring of it.
if (xp->xp_pattern_len == 2
&& STRNCMP(xp->xp_pattern, "ff", xp->xp_pattern_len) == 0)
{
*matches = ALLOC_MULT(char_u *, 1);
if (*matches == NULL)
return FAIL;
*numMatches = 1;
(*matches)[0] = vim_strsave((char_u*)"fileformat=");
return OK;
}
return ExpandGeneric(
pat,
xp,
rmp,
matches,
numMatches,
get_argopt_name,
FALSE);
}
static void
ex_autocmd(exarg_T *eap)
{
/*
* Disallow autocommands from .exrc and .vimrc in current
* directory for security reasons.
*/
if (secure)
{
secure = 2;
eap->errmsg =
_(e_command_not_allowed_from_vimrc_in_current_dir_or_tag_search);
}
else if (eap->cmdidx == CMD_autocmd)
do_autocmd(eap, eap->arg, eap->forceit);
else
do_augroup(eap->arg, eap->forceit);
}
/*
* ":doautocmd": Apply the automatic commands to the current buffer.
*/
static void
ex_doautocmd(exarg_T *eap)
{
char_u *arg = eap->arg;
int call_do_modelines = check_nomodeline(&arg);
int did_aucmd;
(void)do_doautocmd(arg, TRUE, &did_aucmd);
// Only when there is no <nomodeline>.
if (call_do_modelines && did_aucmd)
do_modelines(0);
}
/*
* :[N]bunload[!] [N] [bufname] unload buffer
* :[N]bdelete[!] [N] [bufname] delete buffer from buffer list
* :[N]bwipeout[!] [N] [bufname] delete buffer really
*/
static void
ex_bunload(exarg_T *eap)
{
if (ERROR_IF_ANY_POPUP_WINDOW)
return;
eap->errmsg = do_bufdel(
eap->cmdidx == CMD_bdelete ? DOBUF_DEL
: eap->cmdidx == CMD_bwipeout ? DOBUF_WIPE
: DOBUF_UNLOAD, eap->arg,
eap->addr_count, (int)eap->line1, (int)eap->line2, eap->forceit);
}
/*
* :[N]buffer [N] to buffer N
* :[N]sbuffer [N] to buffer N
*/
static void
ex_buffer(exarg_T *eap)
{
if (ERROR_IF_ANY_POPUP_WINDOW)
return;
if (*eap->arg)
eap->errmsg = ex_errmsg(e_trailing_characters_str, eap->arg);
else
{
if (eap->addr_count == 0) // default is current buffer
goto_buffer(eap, DOBUF_CURRENT, FORWARD, 0);
else
goto_buffer(eap, DOBUF_FIRST, FORWARD, (int)eap->line2);
if (eap->do_ecmd_cmd != NULL)
do_cmd_argument(eap->do_ecmd_cmd);
}
}
/*
* :[N]bmodified [N] to next mod. buffer
* :[N]sbmodified [N] to next mod. buffer
*/
static void
ex_bmodified(exarg_T *eap)
{
goto_buffer(eap, DOBUF_MOD, FORWARD, (int)eap->line2);
if (eap->do_ecmd_cmd != NULL)
do_cmd_argument(eap->do_ecmd_cmd);
}
/*
* :[N]bnext [N] to next buffer
* :[N]sbnext [N] split and to next buffer
*/
static void
ex_bnext(exarg_T *eap)
{
if (ERROR_IF_ANY_POPUP_WINDOW)
return;
goto_buffer(eap, DOBUF_CURRENT, FORWARD, (int)eap->line2);
if (eap->do_ecmd_cmd != NULL)
do_cmd_argument(eap->do_ecmd_cmd);
}
/*
* :[N]bNext [N] to previous buffer
* :[N]bprevious [N] to previous buffer
* :[N]sbNext [N] split and to previous buffer
* :[N]sbprevious [N] split and to previous buffer
*/
static void
ex_bprevious(exarg_T *eap)
{
if (ERROR_IF_ANY_POPUP_WINDOW)
return;
goto_buffer(eap, DOBUF_CURRENT, BACKWARD, (int)eap->line2);
if (eap->do_ecmd_cmd != NULL)
do_cmd_argument(eap->do_ecmd_cmd);
}
/*
* :brewind to first buffer
* :bfirst to first buffer
* :sbrewind split and to first buffer
* :sbfirst split and to first buffer
*/
static void
ex_brewind(exarg_T *eap)
{
if (ERROR_IF_ANY_POPUP_WINDOW)
return;
goto_buffer(eap, DOBUF_FIRST, FORWARD, 0);
if (eap->do_ecmd_cmd != NULL)
do_cmd_argument(eap->do_ecmd_cmd);
}
/*
* :blast to last buffer
* :sblast split and to last buffer
*/
static void
ex_blast(exarg_T *eap)
{
if (ERROR_IF_ANY_POPUP_WINDOW)
return;
goto_buffer(eap, DOBUF_LAST, BACKWARD, 0);
if (eap->do_ecmd_cmd != NULL)
do_cmd_argument(eap->do_ecmd_cmd);
}
/*
* Check if "c" ends an Ex command.
* In Vim9 script does not check for white space before #.
*/
int
ends_excmd(int c)
{
int comment_char = '"';
if (in_vim9script())
comment_char = '#';
return (c == NUL || c == '|' || c == comment_char || c == '\n');
}
/*
* Like ends_excmd() but checks that a # in Vim9 script either has "cmd" equal
* to "cmd_start" or has a white space character before it.
*/
int
ends_excmd2(char_u *cmd_start UNUSED, char_u *cmd)
{
int c = *cmd;
if (c == NUL || c == '|' || c == '\n')
return TRUE;
if (in_vim9script())
// # starts a comment, #{ might be a mistake, #{{ can start a fold
return c == '#' && (cmd[1] != '{' || cmd[2] == '{')
&& (cmd == cmd_start || VIM_ISWHITE(cmd[-1]));
return c == '"';
}
#if defined(FEAT_SYN_HL) || defined(FEAT_SEARCH_EXTRA) || defined(FEAT_EVAL) \
|| defined(PROTO)
/*
* Return the next command, after the first '|' or '\n'.
* Return NULL if not found.
*/
char_u *
find_nextcmd(char_u *p)
{
while (*p != '|' && *p != '\n')
{
if (*p == NUL)
return NULL;
++p;
}
return (p + 1);
}
#endif
/*
* Check if *p is a separator between Ex commands, skipping over white space.
* Return NULL if it isn't, the following character if it is.
*/
char_u *
check_nextcmd(char_u *p)
{
char_u *s = skipwhite(p);
if (*s == '|' || *s == '\n')
return (s + 1);
else
return NULL;
}
/*
* If "eap->nextcmd" is not set, check for a next command at "p".
*/
void
set_nextcmd(exarg_T *eap, char_u *arg)
{
char_u *p = check_nextcmd(arg);
if (eap->nextcmd == NULL)
eap->nextcmd = p;
else if (p != NULL)
// cannot use "| command" inside a {} block
semsg(_(e_cannot_use_bar_to_separate_commands_here_str), arg);
}
/*
* - if there are more files to edit
* - and this is the last window
* - and forceit not used
* - and not repeated twice on a row
* return FAIL and give error message if 'message' TRUE
* return OK otherwise
*/
static int
check_more(
int message, // when FALSE check only, no messages
int forceit)
{
int n = ARGCOUNT - curwin->w_arg_idx - 1;
if (!forceit && only_one_window()
&& ARGCOUNT > 1 && !arg_had_last && n > 0 && quitmore == 0)
{
if (message)
{
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
if ((p_confirm || (cmdmod.cmod_flags & CMOD_CONFIRM))
&& curbuf->b_fname != NULL)
{
char_u buff[DIALOG_MSG_SIZE];
vim_snprintf((char *)buff, DIALOG_MSG_SIZE,
NGETTEXT("%d more file to edit. Quit anyway?",
"%d more files to edit. Quit anyway?", n), n);
if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 1) == VIM_YES)
return OK;
return FAIL;
}
#endif
semsg(NGETTEXT(e_nr_more_file_to_edit,
e_nr_more_files_to_edit , n), n);
quitmore = 2; // next try to quit is allowed
}
return FAIL;
}
return OK;
}
/*
* Function given to ExpandGeneric() to obtain the list of command names.
*/
char_u *
get_command_name(expand_T *xp UNUSED, int idx)
{
if (idx >= (int)CMD_SIZE)
return expand_user_command_name(idx);
return cmdnames[idx].cmd_name;
}
static void
ex_colorscheme(exarg_T *eap)
{
if (*eap->arg == NUL)
{
#ifdef FEAT_EVAL
char_u *expr = vim_strsave((char_u *)"g:colors_name");
char_u *p = NULL;
if (expr != NULL)
{
++emsg_off;
p = eval_to_string(expr, FALSE, FALSE);
--emsg_off;
vim_free(expr);
}
if (p != NULL)
{
msg((char *)p);
vim_free(p);
}
else
msg("default");
#else
msg(_("unknown"));
#endif
}
else if (load_colors(eap->arg) == FAIL)
semsg(_(e_cannot_find_color_scheme_str), eap->arg);
#ifdef FEAT_VTP
else if (has_vtp_working())
{
// background color change requires clear + redraw
update_screen(UPD_CLEAR);
redrawcmd();
}
#endif
}
static void
ex_highlight(exarg_T *eap)
{
if (*eap->arg == NUL && eap->cmd[2] == '!')
msg(_("Greetings, Vim user!"));
do_highlight(eap->arg, eap->forceit, FALSE);
}
/*
* Call this function if we thought we were going to exit, but we won't
* (because of an error). May need to restore the terminal mode.
*/
void
not_exiting(void)
{
exiting = FALSE;
settmode(TMODE_RAW);
}
int
before_quit_autocmds(win_T *wp, int quit_all, int forceit)
{
apply_autocmds(EVENT_QUITPRE, NULL, NULL, FALSE, wp->w_buffer);
// Bail out when autocommands closed the window.
// Refuse to quit when the buffer in the last window is being closed (can
// only happen in autocommands).
if (!win_valid(wp)
|| curbuf_locked()
|| (wp->w_buffer->b_nwindows == 1 && wp->w_buffer->b_locked > 0))
return TRUE;
if (quit_all || (check_more(FALSE, forceit) == OK && only_one_window()))
{
apply_autocmds(EVENT_EXITPRE, NULL, NULL, FALSE, curbuf);
// Refuse to quit when locked or when the window was closed or the
// buffer in the last window is being closed (can only happen in
// autocommands).
if (!win_valid(wp) || curbuf_locked()
|| (curbuf->b_nwindows == 1 && curbuf->b_locked > 0))
return TRUE;
}
return FALSE;
}
/*
* ":quit": quit current window, quit Vim if the last window is closed.
* ":{nr}quit": quit window {nr}
* Also used when closing a terminal window that's the last one.
*/
void
ex_quit(exarg_T *eap)
{
win_T *wp;
if (cmdwin_type != 0)
{
cmdwin_result = Ctrl_C;
return;
}
// Don't quit while editing the command line.
if (text_locked())
{
text_locked_msg();
return;
}
if (eap->addr_count > 0)
{
int wnr = eap->line2;
for (wp = firstwin; wp->w_next != NULL; wp = wp->w_next)
if (--wnr <= 0)
break;
}
else
wp = curwin;
// Refuse to quit when locked.
if (curbuf_locked())
return;
// Trigger QuitPre and maybe ExitPre
if (before_quit_autocmds(wp, FALSE, eap->forceit))
return;
#ifdef FEAT_NETBEANS_INTG
netbeansForcedQuit = eap->forceit;
#endif
/*
* If there is only one relevant window we will exit.
*/
if (check_more(FALSE, eap->forceit) == OK && only_one_window())
exiting = TRUE;
if ((!buf_hide(wp->w_buffer)
&& check_changed(wp->w_buffer, (p_awa ? CCGD_AW : 0)
| (eap->forceit ? CCGD_FORCEIT : 0)
| CCGD_EXCMD))
|| check_more(TRUE, eap->forceit) == FAIL
|| (only_one_window() && check_changed_any(eap->forceit, TRUE)))
{
not_exiting();
}
else
{
// quit last window
// Note: only_one_window() returns true, even so a help window is
// still open. In that case only quit, if no address has been
// specified. Example:
// :h|wincmd w|1q - don't quit
// :h|wincmd w|q - quit
if (only_one_window() && (ONE_WINDOW || eap->addr_count == 0))
getout(0);
not_exiting();
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
// close window; may free buffer
win_close(wp, !buf_hide(wp->w_buffer) || eap->forceit);
}
}
/*
* ":cquit".
*/
static void
ex_cquit(exarg_T *eap UNUSED)
{
// this does not always pass on the exit code to the Manx compiler. why?
getout(eap->addr_count > 0 ? (int)eap->line2 : EXIT_FAILURE);
}
/*
* Do preparations for "qall" and "wqall".
* Returns FAIL when quitting should be aborted.
*/
int
before_quit_all(exarg_T *eap)
{
if (cmdwin_type != 0)
{
if (eap->forceit)
cmdwin_result = K_XF1; // ex_window() takes care of this
else
cmdwin_result = K_XF2;
return FAIL;
}
// Don't quit while editing the command line.
if (text_locked())
{
text_locked_msg();
return FAIL;
}
if (before_quit_autocmds(curwin, TRUE, eap->forceit))
return FAIL;
return OK;
}
/*
* ":qall": try to quit all windows
*/
static void
ex_quit_all(exarg_T *eap)
{
if (before_quit_all(eap) == FAIL)
return;
exiting = TRUE;
if (eap->forceit || !check_changed_any(FALSE, FALSE))
getout(0);
not_exiting();
}
/*
* ":close": close current window, unless it is the last one
*/
static void
ex_close(exarg_T *eap)
{
win_T *win;
int winnr = 0;
if (cmdwin_type != 0)
cmdwin_result = Ctrl_C;
else
if (!text_locked() && !curbuf_locked())
{
if (eap->addr_count == 0)
ex_win_close(eap->forceit, curwin, NULL);
else
{
FOR_ALL_WINDOWS(win)
{
winnr++;
if (winnr == eap->line2)
break;
}
if (win == NULL)
win = lastwin;
ex_win_close(eap->forceit, win, NULL);
}
}
}
#ifdef FEAT_QUICKFIX
/*
* ":pclose": Close any preview window.
*/
static void
ex_pclose(exarg_T *eap)
{
win_T *win;
// First close any normal window.
FOR_ALL_WINDOWS(win)
if (win->w_p_pvw)
{
ex_win_close(eap->forceit, win, NULL);
return;
}
# ifdef FEAT_PROP_POPUP
// Also when 'previewpopup' is empty, it might have been cleared.
popup_close_preview();
# endif
}
#endif
/*
* Close window "win" and take care of handling closing the last window for a
* modified buffer.
*/
static void
ex_win_close(
int forceit,
win_T *win,
tabpage_T *tp) // NULL or the tab page "win" is in
{
int need_hide;
buf_T *buf = win->w_buffer;
// Never close the autocommand window.
if (is_aucmd_win(win))
{
emsg(_(e_cannot_close_autocmd_or_popup_window));
return;
}
if (window_layout_locked(CMD_close))
return;
need_hide = (bufIsChanged(buf) && buf->b_nwindows <= 1);
if (need_hide && !buf_hide(buf) && !forceit)
{
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
if ((p_confirm || (cmdmod.cmod_flags & CMOD_CONFIRM)) && p_write)
{
# ifdef FEAT_TERMINAL
if (term_job_running(buf->b_term))
{
if (term_confirm_stop(buf) == FAIL)
return;
// Manually kill the terminal here because this command will
// hide it otherwise.
free_terminal(buf);
need_hide = FALSE;
}
else
# endif
{
bufref_T bufref;
set_bufref(&bufref, buf);
dialog_changed(buf, FALSE);
if (bufref_valid(&bufref) && bufIsChanged(buf))
return;
need_hide = FALSE;
}
}
else
#endif
{
no_write_message();
return;
}
}
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
// free buffer when not hiding it or when it's a scratch buffer
if (tp == NULL)
win_close(win, !need_hide && !buf_hide(buf));
else
win_close_othertab(win, !need_hide && !buf_hide(buf), tp);
}
/*
* Handle the argument for a tabpage related ex command.
* Returns a tabpage number.
* When an error is encountered then eap->errmsg is set.
*/
static int
get_tabpage_arg(exarg_T *eap)
{
int tab_number;
int unaccept_arg0 = (eap->cmdidx == CMD_tabmove) ? 0 : 1;
if (eap->arg && *eap->arg != NUL)
{
char_u *p = eap->arg;
char_u *p_save;
int relative = 0; // argument +N/-N means: go to N places to the
// right/left relative to the current position.
if (*p == '-')
{
relative = -1;
p++;
}
else if (*p == '+')
{
relative = 1;
p++;
}
p_save = p;
tab_number = getdigits(&p);
if (relative == 0)
{
if (STRCMP(p, "$") == 0)
tab_number = LAST_TAB_NR;
else if (STRCMP(p, "#") == 0)
if (valid_tabpage(lastused_tabpage))
tab_number = tabpage_index(lastused_tabpage);
else
{
eap->errmsg = ex_errmsg(e_invalid_value_for_argument_str,
eap->arg);
tab_number = 0;
goto theend;
}
else if (p == p_save || *p_save == '-' || *p != NUL
|| tab_number > LAST_TAB_NR)
{
// No numbers as argument.
eap->errmsg = ex_errmsg(e_invalid_argument_str, eap->arg);
goto theend;
}
}
else
{
if (*p_save == NUL)
tab_number = 1;
else if (p == p_save || *p_save == '-' || *p != NUL
|| tab_number == 0)
{
// No numbers as argument.
eap->errmsg = ex_errmsg(e_invalid_argument_str, eap->arg);
goto theend;
}
tab_number = tab_number * relative + tabpage_index(curtab);
if (!unaccept_arg0 && relative == -1)
--tab_number;
}
if (tab_number < unaccept_arg0 || tab_number > LAST_TAB_NR)
eap->errmsg = ex_errmsg(e_invalid_argument_str, eap->arg);
}
else if (eap->addr_count > 0)
{
if (unaccept_arg0 && eap->line2 == 0)
{
eap->errmsg = _(e_invalid_range);
tab_number = 0;
}
else
{
tab_number = eap->line2;
if (!unaccept_arg0)
{
char_u *cmdp = eap->cmd;
while (--cmdp > *eap->cmdlinep
&& (VIM_ISWHITE(*cmdp) || VIM_ISDIGIT(*cmdp)))
;
if (*cmdp == '-')
{
--tab_number;
if (tab_number < unaccept_arg0)
eap->errmsg = _(e_invalid_range);
}
}
}
}
else
{
switch (eap->cmdidx)
{
case CMD_tabnext:
tab_number = tabpage_index(curtab) + 1;
if (tab_number > LAST_TAB_NR)
tab_number = 1;
break;
case CMD_tabmove:
tab_number = LAST_TAB_NR;
break;
default:
tab_number = tabpage_index(curtab);
}
}
theend:
return tab_number;
}
/*
* ":tabclose": close current tab page, unless it is the last one.
* ":tabclose N": close tab page N.
*/
static void
ex_tabclose(exarg_T *eap)
{
tabpage_T *tp;
int tab_number;
if (cmdwin_type != 0)
{
cmdwin_result = K_IGNORE;
return;
}
if (first_tabpage->tp_next == NULL)
{
emsg(_(e_cannot_close_last_tab_page));
return;
}
if (window_layout_locked(CMD_tabclose))
return;
tab_number = get_tabpage_arg(eap);
if (eap->errmsg != NULL)
return;
tp = find_tabpage(tab_number);
if (tp == NULL)
{
beep_flush();
return;
}
if (tp != curtab)
{
tabpage_close_other(tp, eap->forceit);
return;
}
else if (!text_locked() && !curbuf_locked())
tabpage_close(eap->forceit);
}
/*
* ":tabonly": close all tab pages except the current one
*/
static void
ex_tabonly(exarg_T *eap)
{
tabpage_T *tp;
int done;
int tab_number;
if (cmdwin_type != 0)
{
cmdwin_result = K_IGNORE;
return;
}
if (first_tabpage->tp_next == NULL)
{
msg(_("Already only one tab page"));
return;
}
if (window_layout_locked(CMD_tabonly))
return;
tab_number = get_tabpage_arg(eap);
if (eap->errmsg != NULL)
return;
goto_tabpage(tab_number);
// Repeat this up to a 1000 times, because autocommands may
// mess up the lists.
for (done = 0; done < 1000; ++done)
{
FOR_ALL_TABPAGES(tp)
if (tp->tp_topframe != topframe)
{
tabpage_close_other(tp, eap->forceit);
// if we failed to close it quit
if (valid_tabpage(tp))
done = 1000;
// start over, "tp" is now invalid
break;
}
if (first_tabpage->tp_next == NULL)
break;
}
}
/*
* Close the current tab page.
*/
void
tabpage_close(int forceit)
{
if (window_layout_locked(CMD_tabclose))
return;
// First close all the windows but the current one. If that worked then
// close the last window in this tab, that will close it.
if (!ONE_WINDOW)
close_others(TRUE, forceit);
if (ONE_WINDOW)
ex_win_close(forceit, curwin, NULL);
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
}
/*
* Close tab page "tp", which is not the current tab page.
* Note that autocommands may make "tp" invalid.
* Also takes care of the tab pages line disappearing when closing the
* last-but-one tab page.
*/
void
tabpage_close_other(tabpage_T *tp, int forceit)
{
int done = 0;
win_T *wp;
// Limit to 1000 windows, autocommands may add a window while we close
// one. OK, so I'm paranoid...
while (++done < 1000)
{
wp = tp->tp_firstwin;
ex_win_close(forceit, wp, tp);
// Autocommands may delete the tab page under our fingers and we may
// fail to close a window with a modified buffer.
if (!valid_tabpage(tp) || tp->tp_firstwin == wp)
break;
}
apply_autocmds(EVENT_TABCLOSED, NULL, NULL, FALSE, curbuf);
}
/*
* ":only".
*/
static void
ex_only(exarg_T *eap)
{
if (window_layout_locked(CMD_only))
return;
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
if (eap->addr_count > 0)
{
win_T *wp;
int wnr = eap->line2;
for (wp = firstwin; --wnr > 0; )
{
if (wp->w_next == NULL)
break;
else
wp = wp->w_next;
}
win_goto(wp);
}
close_others(TRUE, eap->forceit);
}
static void
ex_hide(exarg_T *eap UNUSED)
{
// ":hide" or ":hide | cmd": hide current window
if (eap->skip)
return;
if (window_layout_locked(CMD_hide))
return;
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
if (eap->addr_count == 0)
win_close(curwin, FALSE); // don't free buffer
else
{
int winnr = 0;
win_T *win;
FOR_ALL_WINDOWS(win)
{
winnr++;
if (winnr == eap->line2)
break;
}
if (win == NULL)
win = lastwin;
win_close(win, FALSE);
}
}
/*
* ":stop" and ":suspend": Suspend Vim.
*/
void
ex_stop(exarg_T *eap)
{
/*
* Disallow suspending for "rvim".
*/
if (check_restricted())
return;
if (!eap->forceit)
autowrite_all();
apply_autocmds(EVENT_VIMSUSPEND, NULL, NULL, FALSE, NULL);
windgoto((int)Rows - 1, 0);
out_char('\n');
out_flush();
stoptermcap();
out_flush(); // needed for SUN to restore xterm buffer
mch_restore_title(SAVE_RESTORE_BOTH); // restore window titles
ui_suspend(); // call machine specific function
maketitle();
resettitle(); // force updating the title
starttermcap();
scroll_start(); // scroll screen before redrawing
redraw_later_clear();
shell_resized(); // may have resized window
apply_autocmds(EVENT_VIMRESUME, NULL, NULL, FALSE, NULL);
}
/*
* ":exit", ":xit" and ":wq": Write file and quit the current window.
*/
static void
ex_exit(exarg_T *eap)
{
#ifdef FEAT_EVAL
if (not_in_vim9(eap) == FAIL)
return;
#endif
if (cmdwin_type != 0)
{
cmdwin_result = Ctrl_C;
return;
}
// Don't quit while editing the command line.
if (text_locked())
{
text_locked_msg();
return;
}
/*
* we plan to exit if there is only one relevant window
*/
if (check_more(FALSE, eap->forceit) == OK && only_one_window())
exiting = TRUE;
// Write the buffer for ":wq" or when it was changed.
// Trigger QuitPre and ExitPre.
// Check if we can exit now, after autocommands have changed things.
if (((eap->cmdidx == CMD_wq || curbufIsChanged()) && do_write(eap) == FAIL)
|| before_quit_autocmds(curwin, FALSE, eap->forceit)
|| check_more(TRUE, eap->forceit) == FAIL
|| (only_one_window() && check_changed_any(eap->forceit, FALSE)))
{
not_exiting();
}
else
{
if (only_one_window()) // quit last window, exit Vim
getout(0);
not_exiting();
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
// Quit current window, may free the buffer.
win_close(curwin, !buf_hide(curwin->w_buffer));
}
}
/*
* ":print", ":list", ":number".
*/
static void
ex_print(exarg_T *eap)
{
if (curbuf->b_ml.ml_flags & ML_EMPTY)
emsg(_(e_empty_buffer));
else
{
for ( ;!got_int; ui_breakcheck())
{
print_line(eap->line1,
(eap->cmdidx == CMD_number || eap->cmdidx == CMD_pound
|| (eap->flags & EXFLAG_NR)),
eap->cmdidx == CMD_list || (eap->flags & EXFLAG_LIST));
if (++eap->line1 > eap->line2)
break;
out_flush(); // show one line at a time
}
setpcmark();
// put cursor at last line
curwin->w_cursor.lnum = eap->line2;
beginline(BL_SOL | BL_FIX);
}
ex_no_reprint = TRUE;
}
#ifdef FEAT_BYTEOFF
static void
ex_goto(exarg_T *eap)
{
goto_byte(eap->line2);
}
#endif
/*
* ":shell".
*/
static void
ex_shell(exarg_T *eap UNUSED)
{
do_shell(NULL, 0);
}
#if defined(HAVE_DROP_FILE) || defined(PROTO)
static int drop_busy = FALSE;
static int drop_filec;
static char_u **drop_filev = NULL;
static int drop_split;
static void (*drop_callback)(void *);
static void *drop_cookie;
static void
handle_drop_internal(void)
{
exarg_T ea;
int save_msg_scroll = msg_scroll;
// Setting the argument list may cause screen updates and being called
// recursively. Avoid that by setting drop_busy.
drop_busy = TRUE;
// Check whether the current buffer is changed. If so, we will need
// to split the current window or data could be lost.
// We don't need to check if the 'hidden' option is set, as in this
// case the buffer won't be lost.
if (!buf_hide(curbuf) && !drop_split)
{
++emsg_off;
drop_split = check_changed(curbuf, CCGD_AW);
--emsg_off;
}
if (drop_split)
{
if (win_split(0, 0) == FAIL)
return;
RESET_BINDING(curwin);
// When splitting the window, create a new alist. Otherwise the
// existing one is overwritten.
alist_unlink(curwin->w_alist);
alist_new();
}
/*
* Set up the new argument list.
*/
alist_set(ALIST(curwin), drop_filec, drop_filev, FALSE, NULL, 0);
/*
* Move to the first file.
*/
// Fake up a minimal "next" command for do_argfile()
CLEAR_FIELD(ea);
ea.cmd = (char_u *)"next";
do_argfile(&ea, 0);
// do_ecmd() may set need_start_insertmode, but since we never left Insert
// mode that is not needed here.
need_start_insertmode = FALSE;
// Restore msg_scroll, otherwise a following command may cause scrolling
// unexpectedly. The screen will be redrawn by the caller, thus
// msg_scroll being set by displaying a message is irrelevant.
msg_scroll = save_msg_scroll;
if (drop_callback != NULL)
drop_callback(drop_cookie);
drop_filev = NULL;
drop_busy = FALSE;
}
/*
* Handle a file drop. The code is here because a drop is *nearly* like an
* :args command, but not quite (we have a list of exact filenames, so we
* don't want to (a) parse a command line, or (b) expand wildcards). So the
* code is very similar to :args and hence needs access to a lot of the static
* functions in this file.
*
* The "filev" list must have been allocated using alloc(), as should each item
* in the list. This function takes over responsibility for freeing the "filev"
* list.
*/
void
handle_drop(
int filec, // the number of files dropped
char_u **filev, // the list of files dropped
int split, // force splitting the window
void (*callback)(void *), // to be called after setting the argument
// list
void *cookie) // argument for "callback" (allocated)
{
// Cannot handle recursive drops, finish the pending one.
if (drop_busy)
{
FreeWild(filec, filev);
vim_free(cookie);
return;
}
// When calling handle_drop() more than once in a row we only use the last
// one.
if (drop_filev != NULL)
{
FreeWild(drop_filec, drop_filev);
vim_free(drop_cookie);
}
drop_filec = filec;
drop_filev = filev;
drop_split = split;
drop_callback = callback;
drop_cookie = cookie;
// Postpone this when:
// - editing the command line
// - not possible to change the current buffer
// - updating the screen
// As it may change buffers and window structures that are in use and cause
// freed memory to be used.
if (text_locked() || curbuf_locked() || updating_screen)
return;
handle_drop_internal();
}
/*
* To be called when text is unlocked, curbuf is unlocked or updating_screen is
* reset: Handle a postponed drop.
*/
void
handle_any_postponed_drop(void)
{
if (!drop_busy && drop_filev != NULL
&& !text_locked() && !curbuf_locked() && !updating_screen)
handle_drop_internal();
}
#endif
/*
* ":preserve".
*/
static void
ex_preserve(exarg_T *eap UNUSED)
{
curbuf->b_flags |= BF_PRESERVED;
ml_preserve(curbuf, TRUE);
}
/*
* ":recover".
*/
static void
ex_recover(exarg_T *eap)
{
// Set recoverymode right away to avoid the ATTENTION prompt.
recoverymode = TRUE;
if (!check_changed(curbuf, (p_awa ? CCGD_AW : 0)
| CCGD_MULTWIN
| (eap->forceit ? CCGD_FORCEIT : 0)
| CCGD_EXCMD)
&& (*eap->arg == NUL
|| setfname(curbuf, eap->arg, NULL, TRUE) == OK))
ml_recover(TRUE);
recoverymode = FALSE;
}
/*
* Command modifier used in a wrong way. Also for other commands that can't
* appear at the toplevel.
*/
static void
ex_wrongmodifier(exarg_T *eap)
{
eap->errmsg = ex_errmsg(e_invalid_command_str, eap->cmd);
}
/*
* :sview [+command] file split window with new file, read-only
* :split [[+command] file] split window with current or new file
* :vsplit [[+command] file] split window vertically with current or new file
* :new [[+command] file] split window with no or new file
* :vnew [[+command] file] split vertically window with no or new file
* :sfind [+command] file split window with file in 'path'
*
* :tabedit open new Tab page with empty window
* :tabedit [+command] file open new Tab page and edit "file"
* :tabnew [[+command] file] just like :tabedit
* :tabfind [+command] file open new Tab page and find "file"
*/
void
ex_splitview(exarg_T *eap)
{
win_T *old_curwin = curwin;
char_u *fname = NULL;
#ifdef FEAT_BROWSE
char_u dot_path[] = ".";
int save_cmod_flags = cmdmod.cmod_flags;
#endif
int use_tab = eap->cmdidx == CMD_tabedit
|| eap->cmdidx == CMD_tabfind
|| eap->cmdidx == CMD_tabnew;
if (ERROR_IF_ANY_POPUP_WINDOW)
return;
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
#ifdef FEAT_QUICKFIX
// A ":split" in the quickfix window works like ":new". Don't want two
// quickfix windows. But it's OK when doing ":tab split".
if (bt_quickfix(curbuf) && cmdmod.cmod_tab == 0)
{
if (eap->cmdidx == CMD_split)
eap->cmdidx = CMD_new;
if (eap->cmdidx == CMD_vsplit)
eap->cmdidx = CMD_vnew;
}
#endif
if (eap->cmdidx == CMD_sfind || eap->cmdidx == CMD_tabfind)
{
char_u *file_to_find = NULL;
char *search_ctx = NULL;
fname = find_file_in_path(eap->arg, (int)STRLEN(eap->arg),
FNAME_MESS, TRUE, curbuf->b_ffname,
&file_to_find, &search_ctx);
vim_free(file_to_find);
vim_findfile_cleanup(search_ctx);
if (fname == NULL)
goto theend;
eap->arg = fname;
}
# ifdef FEAT_BROWSE
else if ((cmdmod.cmod_flags & CMOD_BROWSE)
&& eap->cmdidx != CMD_vnew
&& eap->cmdidx != CMD_new)
{
if (
# ifdef FEAT_GUI
!gui.in_use &&
# endif
au_has_group((char_u *)"FileExplorer"))
{
// No browsing supported but we do have the file explorer:
// Edit the directory.
if (*eap->arg == NUL || !mch_isdir(eap->arg))
eap->arg = dot_path;
}
else
{
fname = do_browse(0, (char_u *)(use_tab
? _("Edit File in new tab page")
: _("Edit File in new window")),
eap->arg, NULL, NULL, NULL, curbuf);
if (fname == NULL)
goto theend;
eap->arg = fname;
}
}
cmdmod.cmod_flags &= ~CMOD_BROWSE; // Don't browse again in do_ecmd().
#endif
/*
* Either open new tab page or split the window.
*/
if (use_tab)
{
if (win_new_tabpage(cmdmod.cmod_tab != 0 ? cmdmod.cmod_tab
: eap->addr_count == 0 ? 0
: (int)eap->line2 + 1) != FAIL)
{
do_exedit(eap, old_curwin);
// set the alternate buffer for the window we came from
if (curwin != old_curwin
&& win_valid(old_curwin)
&& old_curwin->w_buffer != curbuf
&& (cmdmod.cmod_flags & CMOD_KEEPALT) == 0)
old_curwin->w_alt_fnum = curbuf->b_fnum;
}
}
else if (win_split(eap->addr_count > 0 ? (int)eap->line2 : 0,
*eap->cmd == 'v' ? WSP_VERT : 0) != FAIL)
{
// Reset 'scrollbind' when editing another file, but keep it when
// doing ":split" without arguments.
if (*eap->arg != NUL)
RESET_BINDING(curwin);
else
do_check_scrollbind(FALSE);
do_exedit(eap, old_curwin);
}
# ifdef FEAT_BROWSE
cmdmod.cmod_flags = save_cmod_flags;
# endif
theend:
vim_free(fname);
}
/*
* Open a new tab page.
*/
void
tabpage_new(void)
{
exarg_T ea;
CLEAR_FIELD(ea);
ea.cmdidx = CMD_tabnew;
ea.cmd = (char_u *)"tabn";
ea.arg = (char_u *)"";
ex_splitview(&ea);
}
/*
* :tabnext command
*/
static void
ex_tabnext(exarg_T *eap)
{
int tab_number;
if (ERROR_IF_POPUP_WINDOW)
return;
switch (eap->cmdidx)
{
case CMD_tabfirst:
case CMD_tabrewind:
goto_tabpage(1);
break;
case CMD_tablast:
goto_tabpage(9999);
break;
case CMD_tabprevious:
case CMD_tabNext:
if (eap->arg && *eap->arg != NUL)
{
char_u *p = eap->arg;
char_u *p_save = p;
tab_number = getdigits(&p);
if (p == p_save || *p_save == '-' || *p != NUL
|| tab_number == 0)
{
// No numbers as argument.
eap->errmsg = ex_errmsg(e_invalid_argument_str, eap->arg);
return;
}
}
else
{
if (eap->addr_count == 0)
tab_number = 1;
else
{
tab_number = eap->line2;
if (tab_number < 1)
{
eap->errmsg = _(e_invalid_range);
return;
}
}
}
goto_tabpage(-tab_number);
break;
default: // CMD_tabnext
tab_number = get_tabpage_arg(eap);
if (eap->errmsg == NULL)
goto_tabpage(tab_number);
break;
}
}
/*
* :tabmove command
*/
static void
ex_tabmove(exarg_T *eap)
{
int tab_number;
tab_number = get_tabpage_arg(eap);
if (eap->errmsg == NULL)
tabpage_move(tab_number);
}
/*
* :tabs command: List tabs and their contents.
*/
static void
ex_tabs(exarg_T *eap UNUSED)
{
tabpage_T *tp;
win_T *wp;
int tabcount = 1;
msg_start();
msg_scroll = TRUE;
for (tp = first_tabpage; tp != NULL && !got_int; tp = tp->tp_next)
{
msg_putchar('\n');
vim_snprintf((char *)IObuff, IOSIZE, _("Tab page %d"), tabcount++);
msg_outtrans_attr(IObuff, HL_ATTR(HLF_T));
out_flush(); // output one line at a time
ui_breakcheck();
if (tp == curtab)
wp = firstwin;
else
wp = tp->tp_firstwin;
for ( ; wp != NULL && !got_int; wp = wp->w_next)
{
msg_putchar('\n');
msg_putchar(wp == curwin ? '>' : ' ');
msg_putchar(' ');
msg_putchar(bufIsChanged(wp->w_buffer) ? '+' : ' ');
msg_putchar(' ');
if (buf_spname(wp->w_buffer) != NULL)
vim_strncpy(IObuff, buf_spname(wp->w_buffer), IOSIZE - 1);
else
home_replace(wp->w_buffer, wp->w_buffer->b_fname,
IObuff, IOSIZE, TRUE);
msg_outtrans(IObuff);
out_flush(); // output one line at a time
ui_breakcheck();
}
}
}
/*
* ":mode": Set screen mode.
* If no argument given, just get the screen size and redraw.
*/
static void
ex_mode(exarg_T *eap)
{
if (*eap->arg == NUL)
shell_resized();
else
emsg(_(e_screen_mode_setting_not_supported));
}
/*
* ":resize".
* set, increment or decrement current window height
*/
static void
ex_resize(exarg_T *eap)
{
int n;
win_T *wp = curwin;
if (eap->addr_count > 0)
{
n = eap->line2;
for (wp = firstwin; wp->w_next != NULL && --n > 0; wp = wp->w_next)
;
}
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
n = atol((char *)eap->arg);
if (cmdmod.cmod_split & WSP_VERT)
{
if (*eap->arg == '-' || *eap->arg == '+')
n += wp->w_width;
else if (n == 0 && eap->arg[0] == NUL) // default is very wide
n = 9999;
win_setwidth_win(n, wp);
}
else
{
if (*eap->arg == '-' || *eap->arg == '+')
n += wp->w_height;
else if (n == 0 && eap->arg[0] == NUL) // default is very high
n = 9999;
win_setheight_win(n, wp);
}
}
/*
* ":find [+command] <file>" command.
*/
static void
ex_find(exarg_T *eap)
{
if (!check_can_set_curbuf_forceit(eap->forceit))
return;
char_u *fname;
int count;
char_u *file_to_find = NULL;
char *search_ctx = NULL;
fname = find_file_in_path(eap->arg, (int)STRLEN(eap->arg), FNAME_MESS,
TRUE, curbuf->b_ffname, &file_to_find, &search_ctx);
if (eap->addr_count > 0)
{
// Repeat finding the file "count" times. This matters when it appears
// several times in the path.
count = eap->line2;
while (fname != NULL && --count > 0)
{
vim_free(fname);
fname = find_file_in_path(NULL, 0, FNAME_MESS,
FALSE, curbuf->b_ffname, &file_to_find, &search_ctx);
}
}
VIM_CLEAR(file_to_find);
vim_findfile_cleanup(search_ctx);
if (fname == NULL)
return;
eap->arg = fname;
do_exedit(eap, NULL);
vim_free(fname);
}
/*
* ":open" simulation: for now works just like ":visual".
*/
static void
ex_open(exarg_T *eap)
{
regmatch_T regmatch;
char_u *p;
#ifdef FEAT_EVAL
if (not_in_vim9(eap) == FAIL)
return;
#endif
curwin->w_cursor.lnum = eap->line2;
beginline(BL_SOL | BL_FIX);
if (*eap->arg == '/')
{
// ":open /pattern/": put cursor in column found with pattern
++eap->arg;
p = skip_regexp(eap->arg, '/', magic_isset());
*p = NUL;
regmatch.regprog = vim_regcomp(eap->arg, magic_isset() ? RE_MAGIC : 0);
if (regmatch.regprog != NULL)
{
// make a copy of the line, when searching for a mark it might be
// flushed
char_u *line = vim_strsave(ml_get_curline());
regmatch.rm_ic = p_ic;
if (vim_regexec(&regmatch, line, (colnr_T)0))
curwin->w_cursor.col = (colnr_T)(regmatch.startp[0] - line);
else
emsg(_(e_no_match));
vim_regfree(regmatch.regprog);
vim_free(line);
}
// Move to the NUL, ignore any other arguments.
eap->arg += STRLEN(eap->arg);
}
check_cursor();
eap->cmdidx = CMD_visual;
do_exedit(eap, NULL);
}
/*
* ":edit", ":badd", ":balt", ":visual".
*/
static void
ex_edit(exarg_T *eap)
{
char_u *ffname = eap->cmdidx == CMD_enew ? NULL : eap->arg;
// Exclude commands which keep the window's current buffer
if (
eap->cmdidx != CMD_badd
&& eap->cmdidx != CMD_balt
// All other commands must obey 'winfixbuf' / ! rules
&& (is_other_file(0, ffname) && !check_can_set_curbuf_forceit(eap->forceit))
)
return;
do_exedit(eap, NULL);
}
/*
* ":edit <file>" command and alike.
*/
void
do_exedit(
exarg_T *eap,
win_T *old_curwin) // curwin before doing a split or NULL
{
int n;
int need_hide;
int exmode_was = exmode_active;
if ((eap->cmdidx != CMD_pedit && ERROR_IF_POPUP_WINDOW)
|| ERROR_IF_TERM_POPUP_WINDOW)
return;
/*
* ":vi" command ends Ex mode.
*/
if (exmode_active && (eap->cmdidx == CMD_visual
|| eap->cmdidx == CMD_view))
{
exmode_active = FALSE;
ex_pressedreturn = FALSE;
if (*eap->arg == NUL)
{
// Special case: ":global/pat/visual\NLvi-commands"
if (global_busy)
{
if (eap->nextcmd != NULL)
{
stuffReadbuff(eap->nextcmd);
eap->nextcmd = NULL;
}
if (exmode_was != EXMODE_VIM)
settmode(TMODE_RAW);
int save_RedrawingDisabled = RedrawingDisabled;
RedrawingDisabled = 0;
int save_nwr = no_wait_return;
no_wait_return = 0;
need_wait_return = FALSE;
int save_ms = msg_scroll;
msg_scroll = 0;
#ifdef FEAT_GUI
int save_he = hold_gui_events;
hold_gui_events = 0;
#endif
set_must_redraw(UPD_CLEAR);
pending_exmode_active = TRUE;
main_loop(FALSE, TRUE);
pending_exmode_active = FALSE;
RedrawingDisabled = save_RedrawingDisabled;
no_wait_return = save_nwr;
msg_scroll = save_ms;
#ifdef FEAT_GUI
hold_gui_events = save_he;
#endif
}
return;
}
}
if ((eap->cmdidx == CMD_new
|| eap->cmdidx == CMD_tabnew
|| eap->cmdidx == CMD_tabedit
|| eap->cmdidx == CMD_vnew) && *eap->arg == NUL)
{
// ":new" or ":tabnew" without argument: edit a new empty buffer
setpcmark();
(void)do_ecmd(0, NULL, NULL, eap, ECMD_ONE,
ECMD_HIDE + (eap->forceit ? ECMD_FORCEIT : 0),
old_curwin == NULL ? curwin : NULL);
}
else if ((eap->cmdidx != CMD_split && eap->cmdidx != CMD_vsplit)
|| *eap->arg != NUL
#ifdef FEAT_BROWSE
|| (cmdmod.cmod_flags & CMOD_BROWSE)
#endif
)
{
// Can't edit another file when "textlock" or "curbuf_lock" is set.
// Only ":edit" or ":script" can bring us here, others are stopped
// earlier.
if (*eap->arg != NUL && text_or_buf_locked())
return;
n = readonlymode;
if (eap->cmdidx == CMD_view || eap->cmdidx == CMD_sview)
readonlymode = TRUE;
else if (eap->cmdidx == CMD_enew)
readonlymode = FALSE; // 'readonly' doesn't make sense in an
// empty buffer
if (eap->cmdidx != CMD_balt && eap->cmdidx != CMD_badd)
setpcmark();
if (do_ecmd(0, (eap->cmdidx == CMD_enew ? NULL : eap->arg),
NULL, eap,
// ":edit" goes to first line if Vi compatible
(*eap->arg == NUL && eap->do_ecmd_lnum == 0
&& vim_strchr(p_cpo, CPO_GOTO1) != NULL)
? ECMD_ONE : eap->do_ecmd_lnum,
(buf_hide(curbuf) ? ECMD_HIDE : 0)
+ (eap->forceit ? ECMD_FORCEIT : 0)
// after a split we can use an existing buffer
+ (old_curwin != NULL ? ECMD_OLDBUF : 0)
+ (eap->cmdidx == CMD_badd ? ECMD_ADDBUF : 0)
+ (eap->cmdidx == CMD_balt ? ECMD_ALTBUF : 0)
, old_curwin == NULL ? curwin : NULL) == FAIL)
{
// Editing the file failed. If the window was split, close it.
if (old_curwin != NULL)
{
need_hide = (curbufIsChanged() && curbuf->b_nwindows <= 1);
if (!need_hide || buf_hide(curbuf))
{
#if defined(FEAT_EVAL)
cleanup_T cs;
// Reset the error/interrupt/exception state here so that
// aborting() returns FALSE when closing a window.
enter_cleanup(&cs);
#endif
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_close(curwin, !need_hide && !buf_hide(curbuf));
#if defined(FEAT_EVAL)
// Restore the error/interrupt/exception state if not
// discarded by a new aborting error, interrupt, or
// uncaught exception.
leave_cleanup(&cs);
#endif
}
}
}
else if (readonlymode && curbuf->b_nwindows == 1)
{
// When editing an already visited buffer, 'readonly' won't be set
// but the previous value is kept. With ":view" and ":sview" we
// want the file to be readonly, except when another window is
// editing the same buffer.
curbuf->b_p_ro = TRUE;
}
readonlymode = n;
}
else
{
if (eap->do_ecmd_cmd != NULL)
do_cmd_argument(eap->do_ecmd_cmd);
n = curwin->w_arg_idx_invalid;
check_arg_idx(curwin);
if (n != curwin->w_arg_idx_invalid)
maketitle();
}
/*
* if ":split file" worked, set alternate file name in old window to new
* file
*/
if (old_curwin != NULL
&& *eap->arg != NUL
&& curwin != old_curwin
&& win_valid(old_curwin)
&& old_curwin->w_buffer != curbuf
&& (cmdmod.cmod_flags & CMOD_KEEPALT) == 0)
old_curwin->w_alt_fnum = curbuf->b_fnum;
ex_no_reprint = TRUE;
}
#ifndef FEAT_GUI
/*
* ":gui" and ":gvim" when there is no GUI.
*/
static void
ex_nogui(exarg_T *eap)
{
eap->errmsg = _(e_gui_cannot_be_used_not_enabled_at_compile_time);
}
#endif
#if defined(FEAT_GUI_MSWIN) && defined(FEAT_MENU) && defined(FEAT_TEAROFF)
static void
ex_tearoff(exarg_T *eap)
{
gui_make_tearoff(eap->arg);
}
#endif
#if (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_GTK) \
|| defined(FEAT_TERM_POPUP_MENU)) && defined(FEAT_MENU)
static void
ex_popup(exarg_T *eap)
{
# if defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_GTK)
if (gui.in_use)
gui_make_popup(eap->arg, eap->forceit);
# ifdef FEAT_TERM_POPUP_MENU
else
# endif
# endif
# ifdef FEAT_TERM_POPUP_MENU
pum_make_popup(eap->arg, eap->forceit);
# endif
}
#endif
static void
ex_swapname(exarg_T *eap UNUSED)
{
if (curbuf->b_ml.ml_mfp == NULL || curbuf->b_ml.ml_mfp->mf_fname == NULL)
msg(_("No swap file"));
else
msg((char *)curbuf->b_ml.ml_mfp->mf_fname);
}
/*
* ":syncbind" forces all 'scrollbind' windows to have the same relative
* offset.
* (1998-11-02 16:21:01 R. Edward Ralston <eralston@computer.org>)
*/
static void
ex_syncbind(exarg_T *eap UNUSED)
{
win_T *wp;
win_T *save_curwin = curwin;
buf_T *save_curbuf = curbuf;
long topline;
long y;
linenr_T old_linenr = curwin->w_cursor.lnum;
setpcmark();
/*
* determine max topline
*/
if (curwin->w_p_scb)
{
topline = curwin->w_topline;
FOR_ALL_WINDOWS(wp)
{
if (wp->w_p_scb && wp->w_buffer)
{
y = wp->w_buffer->b_ml.ml_line_count - get_scrolloff_value();
if (topline > y)
topline = y;
}
}
if (topline < 1)
topline = 1;
}
else
{
topline = 1;
}
/*
* Set all scrollbind windows to the same topline.
*/
FOR_ALL_WINDOWS(curwin)
{
if (curwin->w_p_scb)
{
curbuf = curwin->w_buffer;
y = topline - curwin->w_topline;
if (y > 0)
scrollup(y, TRUE);
else
scrolldown(-y, TRUE);
curwin->w_scbind_pos = topline;
redraw_later(UPD_VALID);
cursor_correct();
curwin->w_redr_status = TRUE;
}
}
curwin = save_curwin;
curbuf = save_curbuf;
if (curwin->w_p_scb)
{
did_syncbind = TRUE;
checkpcmark();
if (old_linenr != curwin->w_cursor.lnum)
{
char_u ctrl_o[2];
ctrl_o[0] = Ctrl_O;
ctrl_o[1] = 0;
ins_typebuf(ctrl_o, REMAP_NONE, 0, TRUE, FALSE);
}
}
}
static void
ex_read(exarg_T *eap)
{
int i;
int empty = (curbuf->b_ml.ml_flags & ML_EMPTY);
linenr_T lnum;
if (eap->usefilter) // :r!cmd
{
do_bang(1, eap, FALSE, FALSE, TRUE);
return;
}
if (u_save(eap->line2, (linenr_T)(eap->line2 + 1)) == FAIL)
return;
#ifdef FEAT_BROWSE
if (cmdmod.cmod_flags & CMOD_BROWSE)
{
char_u *browseFile;
browseFile = do_browse(0, (char_u *)_("Append File"), eap->arg,
NULL, NULL, NULL, curbuf);
if (browseFile != NULL)
{
i = readfile(browseFile, NULL,
eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0);
vim_free(browseFile);
}
else
i = OK;
}
else
#endif
if (*eap->arg == NUL)
{
if (check_fname() == FAIL) // check for no file name
return;
i = readfile(curbuf->b_ffname, curbuf->b_fname,
eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0);
}
else
{
if (vim_strchr(p_cpo, CPO_ALTREAD) != NULL)
(void)setaltfname(eap->arg, eap->arg, (linenr_T)1);
i = readfile(eap->arg, NULL,
eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0);
}
if (i != OK)
{
#if defined(FEAT_EVAL)
if (!aborting())
#endif
semsg(_(e_cant_open_file_str), eap->arg);
}
else
{
if (empty && exmode_active)
{
// Delete the empty line that remains. Historically ex does
// this but vi doesn't.
if (eap->line2 == 0)
lnum = curbuf->b_ml.ml_line_count;
else
lnum = 1;
if (*ml_get(lnum) == NUL && u_savedel(lnum, 1L) == OK)
{
ml_delete(lnum);
if (curwin->w_cursor.lnum > 1
&& curwin->w_cursor.lnum >= lnum)
--curwin->w_cursor.lnum;
deleted_lines_mark(lnum, 1L);
}
}
redraw_curbuf_later(UPD_VALID);
}
}
static char_u *prev_dir = NULL;
#if defined(EXITFREE) || defined(PROTO)
void
free_cd_dir(void)
{
VIM_CLEAR(prev_dir);
VIM_CLEAR(globaldir);
}
#endif
/*
* Get the previous directory for the given chdir scope.
*/
static char_u *
get_prevdir(cdscope_T scope)
{
if (scope == CDSCOPE_WINDOW)
return curwin->w_prevdir;
else if (scope == CDSCOPE_TABPAGE)
return curtab->tp_prevdir;
return prev_dir;
}
/*
* Deal with the side effects of changing the current directory.
* When 'scope' is CDSCOPE_TABPAGE then this was after an ":tcd" command.
* When 'scope' is CDSCOPE_WINDOW then this was after an ":lcd" command.
*/
void
post_chdir(cdscope_T scope)
{
if (scope != CDSCOPE_WINDOW)
// Clear tab local directory for both :cd and :tcd
VIM_CLEAR(curtab->tp_localdir);
VIM_CLEAR(curwin->w_localdir);
if (scope != CDSCOPE_GLOBAL)
{
char_u *pdir = get_prevdir(scope);
// If still in the global directory, need to remember current
// directory as the global directory.
if (globaldir == NULL && pdir != NULL)
globaldir = vim_strsave(pdir);
// Remember this local directory for the window.
if (mch_dirname(NameBuff, MAXPATHL) == OK)
{
if (scope == CDSCOPE_TABPAGE)
curtab->tp_localdir = vim_strsave(NameBuff);
else
curwin->w_localdir = vim_strsave(NameBuff);
}
}
else
{
// We are now in the global directory, no need to remember its name.
VIM_CLEAR(globaldir);
}
last_chdir_reason = NULL;
shorten_fnames(TRUE);
}
/*
* Trigger DirChangedPre for "acmd_fname" with directory "new_dir".
*/
void
trigger_DirChangedPre(char_u *acmd_fname, char_u *new_dir)
{
#ifdef FEAT_EVAL
dict_T *v_event;
save_v_event_T save_v_event;
v_event = get_v_event(&save_v_event);
(void)dict_add_string(v_event, "directory", new_dir);
dict_set_items_ro(v_event);
#endif
apply_autocmds(EVENT_DIRCHANGEDPRE, acmd_fname, new_dir, FALSE, curbuf);
#ifdef FEAT_EVAL
restore_v_event(v_event, &save_v_event);
#endif
}
/*
* Change directory function used by :cd/:tcd/:lcd Ex commands and the
* chdir() function.
* scope == CDSCOPE_WINDOW: changes the window-local directory
* scope == CDSCOPE_TABPAGE: changes the tab-local directory
* Otherwise: changes the global directory
* Returns TRUE if the directory is successfully changed.
*/
int
changedir_func(
char_u *new_dir,
int forceit,
cdscope_T scope)
{
char_u *pdir = NULL;
int dir_differs;
char_u *acmd_fname = NULL;
char_u **pp;
char_u *tofree;
if (new_dir == NULL || allbuf_locked())
return FALSE;
if (vim_strchr(p_cpo, CPO_CHDIR) != NULL && curbufIsChanged() && !forceit)
{
emsg(_(e_cannot_change_directory_buffer_is_modified_add_bang_to_override));
return FALSE;
}
// ":cd -": Change to previous directory
if (STRCMP(new_dir, "-") == 0)
{
pdir = get_prevdir(scope);
if (pdir == NULL)
{
emsg(_(e_no_previous_directory));
return FALSE;
}
new_dir = pdir;
}
// Save current directory for next ":cd -"
if (mch_dirname(NameBuff, MAXPATHL) == OK)
pdir = vim_strsave(NameBuff);
else
pdir = NULL;
// For UNIX ":cd" means: go to home directory.
// On other systems too if 'cdhome' is set.
#if defined(UNIX) || defined(VMS)
if (*new_dir == NUL)
#else
if (*new_dir == NUL && p_cdh)
#endif
{
// use NameBuff for home directory name
# ifdef VMS
char_u *p;
p = mch_getenv((char_u *)"SYS$LOGIN");
if (p == NULL || *p == NUL) // empty is the same as not set
NameBuff[0] = NUL;
else
vim_strncpy(NameBuff, p, MAXPATHL - 1);
# else
expand_env((char_u *)"$HOME", NameBuff, MAXPATHL);
# endif
new_dir = NameBuff;
}
dir_differs = pdir == NULL
|| pathcmp((char *)pdir, (char *)new_dir, -1) != 0;
if (dir_differs)
{
if (scope == CDSCOPE_WINDOW)
acmd_fname = (char_u *)"window";
else if (scope == CDSCOPE_TABPAGE)
acmd_fname = (char_u *)"tabpage";
else
acmd_fname = (char_u *)"global";
trigger_DirChangedPre(acmd_fname, new_dir);
if (vim_chdir(new_dir))
{
emsg(_(e_command_failed));
vim_free(pdir);
return FALSE;
}
}
if (scope == CDSCOPE_WINDOW)
pp = &curwin->w_prevdir;
else if (scope == CDSCOPE_TABPAGE)
pp = &curtab->tp_prevdir;
else
pp = &prev_dir;
tofree = *pp; // new_dir may use this
*pp = pdir;
post_chdir(scope);
if (dir_differs)
apply_autocmds(EVENT_DIRCHANGED, acmd_fname, new_dir, FALSE, curbuf);
vim_free(tofree);
return TRUE;
}
/*
* ":cd", ":tcd", ":lcd", ":chdir" ":tchdir" and ":lchdir".
*/
void
ex_cd(exarg_T *eap)
{
char_u *new_dir;
new_dir = eap->arg;
#if !defined(UNIX) && !defined(VMS)
// for non-UNIX ":cd" means: print current directory unless 'cdhome' is set
if (*new_dir == NUL && !p_cdh)
{
ex_pwd(NULL);
return;
}
#endif
cdscope_T scope = CDSCOPE_GLOBAL;
if (eap->cmdidx == CMD_lcd || eap->cmdidx == CMD_lchdir)
scope = CDSCOPE_WINDOW;
else if (eap->cmdidx == CMD_tcd || eap->cmdidx == CMD_tchdir)
scope = CDSCOPE_TABPAGE;
if (changedir_func(new_dir, eap->forceit, scope))
{
// Echo the new current directory if the command was typed.
if (KeyTyped || p_verbose >= 5)
ex_pwd(eap);
}
}
/*
* ":pwd".
*/
static void
ex_pwd(exarg_T *eap UNUSED)
{
if (mch_dirname(NameBuff, MAXPATHL) == OK)
{
#ifdef BACKSLASH_IN_FILENAME
slash_adjust(NameBuff);
#endif
if (p_verbose > 0)
{
char *context = "global";
if (last_chdir_reason != NULL)
context = last_chdir_reason;
else if (curwin->w_localdir != NULL)
context = "window";
else if (curtab->tp_localdir != NULL)
context = "tabpage";
smsg("[%s] %s", context, (char *)NameBuff);
}
else
msg((char *)NameBuff);
}
else
emsg(_(e_directory_unknown));
}
/*
* ":=".
*/
static void
ex_equal(exarg_T *eap)
{
smsg("%ld", (long)eap->line2);
ex_may_print(eap);
}
static void
ex_sleep(exarg_T *eap)
{
int n;
long len;
if (cursor_valid())
{
n = W_WINROW(curwin) + curwin->w_wrow - msg_scrolled;
if (n >= 0)
windgoto(n, curwin->w_wincol + curwin->w_wcol);
}
len = eap->line2;
switch (*eap->arg)
{
case 'm': break;
case NUL: len *= 1000L; break;
default: semsg(_(e_invalid_argument_str), eap->arg); return;
}
// Hide the cursor if invoked with !
do_sleep(len, eap->forceit);
}
/*
* Sleep for "msec" milliseconds, but keep checking for a CTRL-C every second.
* Hide the cursor if "hide_cursor" is TRUE.
*/
void
do_sleep(long msec, int hide_cursor)
{
long done = 0;
long wait_now;
# ifdef ELAPSED_FUNC
elapsed_T start_tv;
// Remember at what time we started, so that we know how much longer we
// should wait after waiting for a bit.
ELAPSED_INIT(start_tv);
# endif
if (hide_cursor)
cursor_sleep();
else
cursor_on();
out_flush_cursor(FALSE, FALSE);
while (!got_int && done < msec)
{
wait_now = msec - done > 1000L ? 1000L : msec - done;
#ifdef FEAT_TIMERS
{
long due_time = check_due_timer();
if (due_time > 0 && due_time < wait_now)
wait_now = due_time;
}
#endif
#ifdef FEAT_JOB_CHANNEL
if (has_any_channel() && wait_now > 20L)
wait_now = 20L;
#endif
#ifdef FEAT_SOUND
if (has_any_sound_callback() && wait_now > 20L)
wait_now = 20L;
#endif
ui_delay(wait_now, TRUE);
#ifdef FEAT_JOB_CHANNEL
if (has_any_channel())
ui_breakcheck_force(TRUE);
else
#endif
ui_breakcheck();
#ifdef MESSAGE_QUEUE
// Process the netbeans and clientserver messages that may have been
// received in the call to ui_breakcheck() when the GUI is in use. This
// may occur when running a test case.
parse_queued_messages();
#endif
# ifdef ELAPSED_FUNC
// actual time passed
done = ELAPSED_FUNC(start_tv);
# else
// guestimate time passed (will actually be more)
done += wait_now;
# endif
}
// If CTRL-C was typed to interrupt the sleep, drop the CTRL-C from the
// input buffer, otherwise a following call to input() fails.
if (got_int)
(void)vpeekc();
if (hide_cursor)
cursor_unsleep();
}
/*
* ":winsize" command (obsolete).
*/
static void
ex_winsize(exarg_T *eap)
{
int w, h;
char_u *arg = eap->arg;
char_u *p;
if (!SAFE_isdigit(*arg))
{
semsg(_(e_invalid_argument_str), arg);
return;
}
w = getdigits(&arg);
arg = skipwhite(arg);
p = arg;
h = getdigits(&arg);
if (*p != NUL && *arg == NUL)
set_shellsize(w, h, TRUE);
else
emsg(_(e_winsize_requires_two_number_arguments));
}
static void
ex_wincmd(exarg_T *eap)
{
int xchar = NUL;
char_u *p;
if (*eap->arg == 'g' || *eap->arg == Ctrl_G)
{
// CTRL-W g and CTRL-W CTRL-G have an extra command character
if (eap->arg[1] == NUL)
{
emsg(_(e_invalid_argument));
return;
}
xchar = eap->arg[1];
p = eap->arg + 2;
}
else
p = eap->arg + 1;
set_nextcmd(eap, p);
p = skipwhite(p);
if (*p != NUL && *p != (
#ifdef FEAT_EVAL
in_vim9script() ? '#' :
#endif
'"')
&& eap->nextcmd == NULL)
emsg(_(e_invalid_argument));
else if (!eap->skip)
{
// Pass flags on for ":vertical wincmd ]".
postponed_split_flags = cmdmod.cmod_split;
postponed_split_tab = cmdmod.cmod_tab;
do_window(*eap->arg, eap->addr_count > 0 ? eap->line2 : 0L, xchar);
postponed_split_flags = 0;
postponed_split_tab = 0;
}
}
#if defined(FEAT_GUI) || defined(UNIX) || defined(VMS) || defined(MSWIN)
/*
* ":winpos".
*/
static void
ex_winpos(exarg_T *eap)
{
int x, y;
char_u *arg = eap->arg;
char_u *p;
if (*arg == NUL)
{
# if defined(FEAT_GUI) || defined(MSWIN)
# ifdef VIMDLL
if (gui.in_use ? gui_mch_get_winpos(&x, &y) != FAIL :
mch_get_winpos(&x, &y) != FAIL)
# elif defined(FEAT_GUI)
if (gui.in_use && gui_mch_get_winpos(&x, &y) != FAIL)
# else
if (mch_get_winpos(&x, &y) != FAIL)
# endif
{
sprintf((char *)IObuff, _("Window position: X %d, Y %d"), x, y);
msg((char *)IObuff);
}
else
# endif
emsg(_(e_obtaining_window_position_not_implemented_for_this_platform));
}
else
{
x = getdigits(&arg);
arg = skipwhite(arg);
p = arg;
y = getdigits(&arg);
if (*p == NUL || *arg != NUL)
{
emsg(_(e_winpos_requires_two_number_arguments));
return;
}
# ifdef FEAT_GUI
if (gui.in_use)
gui_mch_set_winpos(x, y);
else if (gui.starting)
{
// Remember the coordinates for when the window is opened.
gui_win_x = x;
gui_win_y = y;
}
# if defined(HAVE_TGETENT) || defined(VIMDLL)
else
# endif
# endif
# if defined(MSWIN) && (!defined(FEAT_GUI) || defined(VIMDLL))
mch_set_winpos(x, y);
# endif
# ifdef HAVE_TGETENT
if (*T_CWP)
term_set_winpos(x, y);
# endif
}
}
#endif
/*
* Handle command that work like operators: ":delete", ":yank", ":>" and ":<".
*/
static void
ex_operators(exarg_T *eap)
{
oparg_T oa;
clear_oparg(&oa);
oa.regname = eap->regname;
oa.start.lnum = eap->line1;
oa.end.lnum = eap->line2;
oa.line_count = eap->line2 - eap->line1 + 1;
oa.motion_type = MLINE;
virtual_op = FALSE;
if (eap->cmdidx != CMD_yank) // position cursor for undo
{
setpcmark();
curwin->w_cursor.lnum = eap->line1;
beginline(BL_SOL | BL_FIX);
}
if (VIsual_active)
end_visual_mode();
switch (eap->cmdidx)
{
case CMD_delete:
oa.op_type = OP_DELETE;
op_delete(&oa);
break;
case CMD_yank:
oa.op_type = OP_YANK;
(void)op_yank(&oa, FALSE, TRUE);
break;
default: // CMD_rshift or CMD_lshift
if (
#ifdef FEAT_RIGHTLEFT
(eap->cmdidx == CMD_rshift) ^ curwin->w_p_rl
#else
eap->cmdidx == CMD_rshift
#endif
)
oa.op_type = OP_RSHIFT;
else
oa.op_type = OP_LSHIFT;
op_shift(&oa, FALSE, eap->amount);
break;
}
virtual_op = MAYBE;
ex_may_print(eap);
}
/*
* ":put".
*/
static void
ex_put(exarg_T *eap)
{
// ":0put" works like ":1put!".
if (eap->line2 == 0)
{
eap->line2 = 1;
eap->forceit = TRUE;
}
curwin->w_cursor.lnum = eap->line2;
check_cursor_col();
do_put(eap->regname, NULL, eap->forceit ? BACKWARD : FORWARD, 1L,
PUT_LINE|PUT_CURSLINE);
}
/*
* Handle ":copy" and ":move".
*/
static void
ex_copymove(exarg_T *eap)
{
long n;
#ifdef FEAT_EVAL
if (not_in_vim9(eap) == FAIL)
return;
#endif
n = get_address(eap, &eap->arg, eap->addr_type, FALSE, FALSE, FALSE, 1);
if (eap->arg == NULL) // error detected
{
eap->nextcmd = NULL;
return;
}
get_flags(eap);
/*
* move or copy lines from 'eap->line1'-'eap->line2' to below line 'n'
*/
if (n == MAXLNUM || n < 0 || n > curbuf->b_ml.ml_line_count)
{
emsg(_(e_invalid_range));
return;
}
if (eap->cmdidx == CMD_move)
{
if (do_move(eap->line1, eap->line2, n) == FAIL)
return;
}
else
ex_copy(eap->line1, eap->line2, n);
u_clearline();
beginline(BL_SOL | BL_FIX);
ex_may_print(eap);
}
/*
* Print the current line if flags were given to the Ex command.
*/
void
ex_may_print(exarg_T *eap)
{
if (eap->flags != 0)
{
print_line(curwin->w_cursor.lnum, (eap->flags & EXFLAG_NR),
(eap->flags & EXFLAG_LIST));
ex_no_reprint = TRUE;
}
}
/*
* ":smagic" and ":snomagic".
*/
static void
ex_submagic(exarg_T *eap)
{
optmagic_T saved = magic_overruled;
magic_overruled = eap->cmdidx == CMD_smagic
? OPTION_MAGIC_ON : OPTION_MAGIC_OFF;
ex_substitute(eap);
magic_overruled = saved;
}
/*
* ":join".
*/
static void
ex_join(exarg_T *eap)
{
curwin->w_cursor.lnum = eap->line1;
if (eap->line1 == eap->line2)
{
if (eap->addr_count >= 2) // :2,2join does nothing
return;
if (eap->line2 == curbuf->b_ml.ml_line_count)
{
beep_flush();
return;
}
++eap->line2;
}
(void)do_join(eap->line2 - eap->line1 + 1, !eap->forceit, TRUE, TRUE, TRUE);
beginline(BL_WHITE | BL_FIX);
ex_may_print(eap);
}
/*
* ":[addr]@r" or ":[addr]*r": execute register
*/
static void
ex_at(exarg_T *eap)
{
int c;
int prev_len = typebuf.tb_len;
curwin->w_cursor.lnum = eap->line2;
check_cursor_col();
#ifdef USE_ON_FLY_SCROLL
dont_scroll = TRUE; // disallow scrolling here
#endif
// get the register name. No name means to use the previous one
c = *eap->arg;
if (c == NUL || (c == '*' && *eap->cmd == '*'))
c = '@';
// Put the register in the typeahead buffer with the "silent" flag.
if (do_execreg(c, TRUE, vim_strchr(p_cpo, CPO_EXECBUF) != NULL, TRUE)
== FAIL)
{
beep_flush();
return;
}
int save_efr = exec_from_reg;
exec_from_reg = TRUE;
/*
* Execute from the typeahead buffer.
* Continue until the stuff buffer is empty and all added characters
* have been consumed.
*/
while (!stuff_empty() || typebuf.tb_len > prev_len)
(void)do_cmdline(NULL, getexline, NULL, DOCMD_NOWAIT|DOCMD_VERBOSE);
exec_from_reg = save_efr;
}
/*
* ":!".
*/
static void
ex_bang(exarg_T *eap)
{
do_bang(eap->addr_count, eap, eap->forceit, TRUE, TRUE);
}
/*
* ":undo".
*/
static void
ex_undo(exarg_T *eap)
{
if (eap->addr_count == 1) // :undo 123
undo_time(eap->line2, FALSE, FALSE, TRUE);
else
u_undo(1);
}
#ifdef FEAT_PERSISTENT_UNDO
static void
ex_wundo(exarg_T *eap)
{
char_u hash[UNDO_HASH_SIZE];
u_compute_hash(hash);
u_write_undo(eap->arg, eap->forceit, curbuf, hash);
}
static void
ex_rundo(exarg_T *eap)
{
char_u hash[UNDO_HASH_SIZE];
u_compute_hash(hash);
u_read_undo(eap->arg, hash, NULL);
}
#endif
/*
* ":redo".
*/
static void
ex_redo(exarg_T *eap UNUSED)
{
u_redo(1);
}
/*
* ":earlier" and ":later".
*/
static void
ex_later(exarg_T *eap)
{
long count = 0;
int sec = FALSE;
int file = FALSE;
char_u *p = eap->arg;
if (*p == NUL)
count = 1;
else if (SAFE_isdigit(*p))
{
count = getdigits(&p);
switch (*p)
{
case 's': ++p; sec = TRUE; break;
case 'm': ++p; sec = TRUE; count *= 60; break;
case 'h': ++p; sec = TRUE; count *= 60 * 60; break;
case 'd': ++p; sec = TRUE; count *= 24 * 60 * 60; break;
case 'f': ++p; file = TRUE; break;
}
}
if (*p != NUL)
semsg(_(e_invalid_argument_str), eap->arg);
else
undo_time(eap->cmdidx == CMD_earlier ? -count : count,
sec, file, FALSE);
}
/*
* ":redir": start/stop redirection.
*/
static void
ex_redir(exarg_T *eap)
{
char *mode;
char_u *fname;
char_u *arg = eap->arg;
#ifdef FEAT_EVAL
if (redir_execute)
{
emsg(_(e_cannot_use_redir_inside_execute));
return;
}
#endif
if (STRICMP(eap->arg, "END") == 0)
close_redir();
else
{
if (*arg == '>')
{
++arg;
if (*arg == '>')
{
++arg;
mode = "a";
}
else
mode = "w";
arg = skipwhite(arg);
close_redir();
// Expand environment variables and "~/".
fname = expand_env_save(arg);
if (fname == NULL)
return;
#ifdef FEAT_BROWSE
if (cmdmod.cmod_flags & CMOD_BROWSE)
{
char_u *browseFile;
browseFile = do_browse(BROWSE_SAVE,
(char_u *)_("Save Redirection"),
fname, NULL, NULL,
(char_u *)_(BROWSE_FILTER_ALL_FILES), curbuf);
if (browseFile == NULL)
return; // operation cancelled
vim_free(fname);
fname = browseFile;
eap->forceit = TRUE; // since dialog already asked
}
#endif
redir_fd = open_exfile(fname, eap->forceit, mode);
vim_free(fname);
}
#ifdef FEAT_EVAL
else if (*arg == '@')
{
// redirect to a register a-z (resp. A-Z for appending)
close_redir();
++arg;
if (ASCII_ISALPHA(*arg)
# ifdef FEAT_CLIPBOARD
|| *arg == '*'
|| *arg == '+'
# endif
|| *arg == '"')
{
redir_reg = *arg++;
if (*arg == '>' && arg[1] == '>') // append
arg += 2;
else
{
// Can use both "@a" and "@a>".
if (*arg == '>')
arg++;
// Make register empty when not using @A-@Z and the
// command is valid.
if (*arg == NUL && !SAFE_isupper(redir_reg))
write_reg_contents(redir_reg, (char_u *)"", -1, FALSE);
}
}
if (*arg != NUL)
{
redir_reg = 0;
semsg(_(e_invalid_argument_str), eap->arg);
}
}
else if (*arg == '=' && arg[1] == '>')
{
int append;
// redirect to a variable
close_redir();
arg += 2;
if (*arg == '>')
{
++arg;
append = TRUE;
}
else
append = FALSE;
if (var_redir_start(skipwhite(arg), append) == OK)
redir_vname = 1;
}
#endif
// TODO: redirect to a buffer
else
semsg(_(e_invalid_argument_str), eap->arg);
}
// Make sure redirection is not off. Can happen for cmdline completion
// that indirectly invokes a command to catch its output.
if (redir_fd != NULL
#ifdef FEAT_EVAL
|| redir_reg || redir_vname
#endif
)
redir_off = FALSE;
}
/*
* ":redraw": force redraw, with clear for ":redraw!".
*/
void
ex_redraw(exarg_T *eap)
{
redraw_cmd(eap->forceit);
}
/*
* ":redraw": force redraw, with clear if "clear" is TRUE.
*/
void
redraw_cmd(int clear)
{
int save_RedrawingDisabled = RedrawingDisabled;
RedrawingDisabled = 0;
int save_p_lz = p_lz;
p_lz = FALSE;
validate_cursor();
update_topline();
update_screen(clear ? UPD_CLEAR : VIsual_active ? UPD_INVERTED : 0);
if (need_maketitle)
maketitle();
#if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL))
# ifdef VIMDLL
if (!gui.in_use)
# endif
resize_console_buf();
#endif
RedrawingDisabled = save_RedrawingDisabled;
p_lz = save_p_lz;
// After drawing the statusline screen_attr may still be set.
screen_stop_highlight();
// Reset msg_didout, so that a message that's there is overwritten.
msg_didout = FALSE;
msg_col = 0;
// No need to wait after an intentional redraw.
need_wait_return = FALSE;
// When invoked from a callback or autocmd the command line may be active.
if (State & MODE_CMDLINE)
redrawcmdline();
out_flush();
}
/*
* ":redrawstatus": force redraw of status line(s)
*/
static void
ex_redrawstatus(exarg_T *eap UNUSED)
{
if (eap->forceit)
status_redraw_all();
else
status_redraw_curbuf();
if (msg_scrolled && (State & MODE_CMDLINE))
return; // redraw later
int save_RedrawingDisabled = RedrawingDisabled;
RedrawingDisabled = 0;
int save_p_lz = p_lz;
p_lz = FALSE;
if (State & MODE_CMDLINE)
redraw_statuslines();
else
update_screen(VIsual_active ? UPD_INVERTED : 0);
RedrawingDisabled = save_RedrawingDisabled;
p_lz = save_p_lz;
out_flush();
}
/*
* ":redrawtabline": force redraw of the tabline
*/
static void
ex_redrawtabline(exarg_T *eap UNUSED)
{
int save_RedrawingDisabled = RedrawingDisabled;
RedrawingDisabled = 0;
int save_p_lz = p_lz;
p_lz = FALSE;
draw_tabline();
RedrawingDisabled = save_RedrawingDisabled;
p_lz = save_p_lz;
out_flush();
}
static void
close_redir(void)
{
if (redir_fd != NULL)
{
fclose(redir_fd);
redir_fd = NULL;
}
#ifdef FEAT_EVAL
redir_reg = 0;
if (redir_vname)
{
var_redir_stop();
redir_vname = 0;
}
#endif
}
#if (defined(FEAT_SESSION) || defined(FEAT_EVAL)) || defined(PROTO)
int
vim_mkdir_emsg(char_u *name, int prot UNUSED)
{
if (vim_mkdir(name, prot) != 0)
{
semsg(_(e_cannot_create_directory_str), name);
return FAIL;
}
return OK;
}
#endif
/*
* Open a file for writing for an Ex command, with some checks.
* Return file descriptor, or NULL on failure.
*/
FILE *
open_exfile(
char_u *fname,
int forceit,
char *mode) // "w" for create new file or "a" for append
{
FILE *fd;
#ifdef UNIX
// with Unix it is possible to open a directory
if (mch_isdir(fname))
{
semsg(_(e_str_is_directory), fname);
return NULL;
}
#endif
if (!forceit && *mode != 'a' && vim_fexists(fname))
{
semsg(_(e_str_exists_add_bang_to_override), fname);
return NULL;
}
if ((fd = mch_fopen((char *)fname, mode)) == NULL)
semsg(_(e_cannot_open_str_for_writing_2), fname);
return fd;
}
/*
* ":mark" and ":k".
*/
static void
ex_mark(exarg_T *eap)
{
pos_T pos;
#ifdef FEAT_EVAL
if (not_in_vim9(eap) == FAIL)
return;
#endif
if (*eap->arg == NUL) // No argument?
{
emsg(_(e_argument_required));
return;
}
if (eap->arg[1] != NUL) // more than one character?
{
semsg(_(e_trailing_characters_str), eap->arg);
return;
}
pos = curwin->w_cursor; // save curwin->w_cursor
curwin->w_cursor.lnum = eap->line2;
beginline(BL_WHITE | BL_FIX);
if (setmark(*eap->arg) == FAIL) // set mark
emsg(_(e_argument_must_be_letter_or_forward_backward_quote));
curwin->w_cursor = pos; // restore curwin->w_cursor
}
/*
* Update w_topline, w_leftcol and the cursor position.
*/
void
update_topline_cursor(void)
{
check_cursor(); // put cursor on valid line
update_topline();
if (!curwin->w_p_wrap)
validate_cursor();
update_curswant();
}
/*
* Save the current State and go to Normal mode.
* Return TRUE if the typeahead could be saved.
*/
int
save_current_state(save_state_T *sst)
{
sst->save_msg_scroll = msg_scroll;
sst->save_restart_edit = restart_edit;
sst->save_msg_didout = msg_didout;
sst->save_State = State;
sst->save_insertmode = p_im;
sst->save_finish_op = finish_op;
sst->save_opcount = opcount;
sst->save_reg_executing = reg_executing;
sst->save_pending_end_reg_executing = pending_end_reg_executing;
msg_scroll = FALSE; // no msg scrolling in Normal mode
restart_edit = 0; // don't go to Insert mode
p_im = FALSE; // don't use 'insertmode'
sst->save_script_version = current_sctx.sc_version;
current_sctx.sc_version = 1; // not in Vim9 script
/*
* Save the current typeahead. This is required to allow using ":normal"
* from an event handler and makes sure we don't hang when the argument
* ends with half a command.
*/
save_typeahead(&sst->tabuf);
return sst->tabuf.typebuf_valid;
}
void
restore_current_state(save_state_T *sst)
{
// Restore the previous typeahead.
restore_typeahead(&sst->tabuf, FALSE);
msg_scroll = sst->save_msg_scroll;
restart_edit = sst->save_restart_edit;
p_im = sst->save_insertmode;
finish_op = sst->save_finish_op;
opcount = sst->save_opcount;
reg_executing = sst->save_reg_executing;
pending_end_reg_executing = sst->save_pending_end_reg_executing;
msg_didout |= sst->save_msg_didout; // don't reset msg_didout now
current_sctx.sc_version = sst->save_script_version;
// Restore the state (needed when called from a function executed for
// 'indentexpr'). Update the mouse and cursor, they may have changed.
State = sst->save_State;
#ifdef CURSOR_SHAPE
ui_cursor_shape(); // may show different cursor shape
#endif
}
/*
* ":normal[!] {commands}": Execute normal mode commands.
*/
void
ex_normal(exarg_T *eap)
{
save_state_T save_state;
char_u *arg = NULL;
int l;
char_u *p;
if (ex_normal_lock > 0)
{
emsg(_(e_not_allowed_here));
return;
}
if (ex_normal_busy >= p_mmd)
{
emsg(_(e_recursive_use_of_normal_too_deep));
return;
}
/*
* vgetc() expects a CSI and K_SPECIAL to have been escaped. Don't do
* this for the K_SPECIAL leading byte, otherwise special keys will not
* work.
*/
if (has_mbyte)
{
int len = 0;
// Count the number of characters to be escaped.
for (p = eap->arg; *p != NUL; ++p)
{
#ifdef FEAT_GUI
if (*p == CSI) // leadbyte CSI
len += 2;
#endif
for (l = (*mb_ptr2len)(p) - 1; l > 0; --l)
if (*++p == K_SPECIAL // trailbyte K_SPECIAL or CSI
#ifdef FEAT_GUI
|| *p == CSI
#endif
)
len += 2;
}
if (len > 0)
{
arg = alloc(STRLEN(eap->arg) + len + 1);
if (arg != NULL)
{
len = 0;
for (p = eap->arg; *p != NUL; ++p)
{
arg[len++] = *p;
#ifdef FEAT_GUI
if (*p == CSI)
{
arg[len++] = KS_EXTRA;
arg[len++] = (int)KE_CSI;
}
#endif
for (l = (*mb_ptr2len)(p) - 1; l > 0; --l)
{
arg[len++] = *++p;
if (*p == K_SPECIAL)
{
arg[len++] = KS_SPECIAL;
arg[len++] = KE_FILLER;
}
#ifdef FEAT_GUI
else if (*p == CSI)
{
arg[len++] = KS_EXTRA;
arg[len++] = (int)KE_CSI;
}
#endif
}
arg[len] = NUL;
}
}
}
}
++ex_normal_busy;
if (save_current_state(&save_state))
{
/*
* Repeat the :normal command for each line in the range. When no
* range given, execute it just once, without positioning the cursor
* first.
*/
do
{
if (eap->addr_count != 0)
{
curwin->w_cursor.lnum = eap->line1++;
curwin->w_cursor.col = 0;
check_cursor_moved(curwin);
}
exec_normal_cmd(arg != NULL
? arg
: eap->arg, eap->forceit ? REMAP_NONE : REMAP_YES, FALSE);
}
while (eap->addr_count > 0 && eap->line1 <= eap->line2 && !got_int);
}
// Might not return to the main loop when in an event handler.
update_topline_cursor();
restore_current_state(&save_state);
--ex_normal_busy;
setmouse();
#ifdef CURSOR_SHAPE
ui_cursor_shape(); // may show different cursor shape
#endif
vim_free(arg);
}
/*
* ":startinsert", ":startreplace" and ":startgreplace"
*/
static void
ex_startinsert(exarg_T *eap)
{
if (eap->forceit)
{
// cursor line can be zero on startup
if (!curwin->w_cursor.lnum)
curwin->w_cursor.lnum = 1;
set_cursor_for_append_to_line();
}
#ifdef FEAT_TERMINAL
// Ignore this when running in an active terminal.
if (term_job_running(curbuf->b_term))
return;
#endif
// Ignore the command when already in Insert mode. Inserting an
// expression register that invokes a function can do this.
if (State & MODE_INSERT)
return;
if (eap->cmdidx == CMD_startinsert)
restart_edit = 'a';
else if (eap->cmdidx == CMD_startreplace)
restart_edit = 'R';
else
restart_edit = 'V';
if (!eap->forceit)
{
if (eap->cmdidx == CMD_startinsert)
restart_edit = 'i';
curwin->w_curswant = 0; // avoid MAXCOL
}
if (VIsual_active)
showmode();
}
/*
* ":stopinsert"
*/
static void
ex_stopinsert(exarg_T *eap UNUSED)
{
restart_edit = 0;
stop_insert_mode = TRUE;
clearmode();
}
/*
* Execute normal mode command "cmd".
* "remap" can be REMAP_NONE or REMAP_YES.
*/
void
exec_normal_cmd(char_u *cmd, int remap, int silent)
{
// Stuff the argument into the typeahead buffer.
ins_typebuf(cmd, remap, 0, TRUE, silent);
exec_normal(FALSE, FALSE, FALSE);
}
/*
* Execute normal_cmd() until there is no typeahead left.
* When "use_vpeekc" is TRUE use vpeekc() to check for available chars.
*/
void
exec_normal(int was_typed, int use_vpeekc, int may_use_terminal_loop UNUSED)
{
oparg_T oa;
int c;
// When calling vpeekc() from feedkeys() it will return Ctrl_C when there
// is nothing to get, so also check for Ctrl_C.
clear_oparg(&oa);
finish_op = FALSE;
while ((!stuff_empty()
|| ((was_typed || !typebuf_typed()) && typebuf.tb_len > 0)
|| (use_vpeekc && (c = vpeekc()) != NUL && c != Ctrl_C))
&& !got_int)
{
update_topline_cursor();
#ifdef FEAT_TERMINAL
if (may_use_terminal_loop && term_use_loop()
&& oa.op_type == OP_NOP && oa.regname == NUL
&& !VIsual_active)
{
// If terminal_loop() returns OK we got a key that is handled
// in Normal model. With FAIL we first need to position the
// cursor and the screen needs to be redrawn.
if (terminal_loop(TRUE) == OK)
normal_cmd(&oa, TRUE);
}
else
#endif
// execute a Normal mode cmd
normal_cmd(&oa, TRUE);
}
}
#ifdef FEAT_FIND_ID
static void
ex_checkpath(exarg_T *eap)
{
find_pattern_in_path(NULL, 0, 0, FALSE, FALSE, CHECK_PATH, 1L,
eap->forceit ? ACTION_SHOW_ALL : ACTION_SHOW,
(linenr_T)1, (linenr_T)MAXLNUM, eap->forceit);
}
#if defined(FEAT_QUICKFIX)
/*
* ":psearch"
*/
static void
ex_psearch(exarg_T *eap)
{
g_do_tagpreview = p_pvh;
ex_findpat(eap);
g_do_tagpreview = 0;
}
#endif
static void
ex_findpat(exarg_T *eap)
{
int whole = TRUE;
long n;
char_u *p;
int action;
switch (cmdnames[eap->cmdidx].cmd_name[2])
{
case 'e': // ":psearch", ":isearch" and ":dsearch"
if (cmdnames[eap->cmdidx].cmd_name[0] == 'p')
action = ACTION_GOTO;
else
action = ACTION_SHOW;
break;
case 'i': // ":ilist" and ":dlist"
action = ACTION_SHOW_ALL;
break;
case 'u': // ":ijump" and ":djump"
action = ACTION_GOTO;
break;
default: // ":isplit" and ":dsplit"
action = ACTION_SPLIT;
break;
}
n = 1;
if (vim_isdigit(*eap->arg)) // get count
{
n = getdigits(&eap->arg);
eap->arg = skipwhite(eap->arg);
}
if (*eap->arg == '/') // Match regexp, not just whole words
{
whole = FALSE;
++eap->arg;
p = skip_regexp(eap->arg, '/', magic_isset());
if (*p)
{
*p++ = NUL;
p = skipwhite(p);
// Check for trailing illegal characters
if (!ends_excmd2(eap->arg, p))
eap->errmsg = ex_errmsg(e_trailing_characters_str, p);
else
set_nextcmd(eap, p);
}
}
if (!eap->skip)
find_pattern_in_path(eap->arg, 0, (int)STRLEN(eap->arg),
whole, !eap->forceit,
*eap->cmd == 'd' ? FIND_DEFINE : FIND_ANY,
n, action, eap->line1, eap->line2, eap->forceit);
}
#endif
#ifdef FEAT_QUICKFIX
/*
* ":ptag", ":ptselect", ":ptjump", ":ptnext", etc.
*/
static void
ex_ptag(exarg_T *eap)
{
g_do_tagpreview = p_pvh; // will be reset to 0 in ex_tag_cmd()
ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name + 1);
}
/*
* ":pedit"
*/
static void
ex_pedit(exarg_T *eap)
{
win_T *curwin_save = curwin;
if (ERROR_IF_ANY_POPUP_WINDOW)
return;
// Open the preview window or popup and make it the current window.
g_do_tagpreview = p_pvh;
prepare_tagpreview(TRUE, TRUE, FALSE);
// Edit the file.
do_exedit(eap, NULL);
if (curwin != curwin_save && win_valid(curwin_save))
{
// Return cursor to where we were
validate_cursor();
redraw_later(UPD_VALID);
win_enter(curwin_save, TRUE);
}
# ifdef FEAT_PROP_POPUP
else if (WIN_IS_POPUP(curwin))
{
// can't keep focus in popup window
win_enter(firstwin, TRUE);
}
# endif
g_do_tagpreview = 0;
}
#endif
/*
* ":stag", ":stselect" and ":stjump".
*/
static void
ex_stag(exarg_T *eap)
{
postponed_split = -1;
postponed_split_flags = cmdmod.cmod_split;
postponed_split_tab = cmdmod.cmod_tab;
ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name + 1);
postponed_split_flags = 0;
postponed_split_tab = 0;
}
/*
* ":tag", ":tselect", ":tjump", ":tnext", etc.
*/
static void
ex_tag(exarg_T *eap)
{
ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name);
}
static void
ex_tag_cmd(exarg_T *eap, char_u *name)
{
int cmd;
switch (name[1])
{
case 'j': cmd = DT_JUMP; // ":tjump"
break;
case 's': cmd = DT_SELECT; // ":tselect"
break;
case 'p': cmd = DT_PREV; // ":tprevious"
break;
case 'N': cmd = DT_PREV; // ":tNext"
break;
case 'n': cmd = DT_NEXT; // ":tnext"
break;
case 'o': cmd = DT_POP; // ":pop"
break;
case 'f': // ":tfirst"
case 'r': cmd = DT_FIRST; // ":trewind"
break;
case 'l': cmd = DT_LAST; // ":tlast"
break;
default: // ":tag"
#ifdef FEAT_CSCOPE
if (p_cst && *eap->arg != NUL)
{
ex_cstag(eap);
return;
}
#endif
cmd = DT_TAG;
break;
}
if (name[0] == 'l')
{
#ifndef FEAT_QUICKFIX
ex_ni(eap);
return;
#else
cmd = DT_LTAG;
#endif
}
do_tag(eap->arg, cmd, eap->addr_count > 0 ? (int)eap->line2 : 1,
eap->forceit, TRUE);
}
enum {
SPEC_PERC = 0,
SPEC_HASH,
SPEC_CWORD, // cursor word
SPEC_CCWORD, // cursor WORD
SPEC_CEXPR, // expr under cursor
SPEC_CFILE, // cursor path name
SPEC_SFILE, // ":so" file name
SPEC_SLNUM, // ":so" file line number
SPEC_STACK, // call stack
SPEC_SCRIPT, // script file name
SPEC_AFILE, // autocommand file name
SPEC_ABUF, // autocommand buffer number
SPEC_AMATCH, // autocommand match name
SPEC_SFLNUM, // script file line number
SPEC_SID // script ID: <SNR>123_
#ifdef FEAT_CLIENTSERVER
, SPEC_CLIENT
#endif
};
/*
* Check "str" for starting with a special cmdline variable.
* If found return one of the SPEC_ values and set "*usedlen" to the length of
* the variable. Otherwise return -1 and "*usedlen" is unchanged.
*/
int
find_cmdline_var(char_u *src, size_t *usedlen)
{
// must be sorted by the 'value' field because it is used by bsearch()!
static keyvalue_T spec_str_tab[] = {
KEYVALUE_ENTRY(SPEC_SID, "SID>"), // script ID: <SNR>123_
KEYVALUE_ENTRY(SPEC_ABUF, "abuf>"), // autocommand buffer number
KEYVALUE_ENTRY(SPEC_AFILE, "afile>"), // autocommand file name
KEYVALUE_ENTRY(SPEC_AMATCH, "amatch>"), // autocommand match name
KEYVALUE_ENTRY(SPEC_CCWORD, "cWORD>"), // cursor WORD
KEYVALUE_ENTRY(SPEC_CEXPR, "cexpr>"), // expr under cursor
KEYVALUE_ENTRY(SPEC_CFILE, "cfile>"), // cursor path name
#ifdef FEAT_CLIENTSERVER
KEYVALUE_ENTRY(SPEC_CLIENT, "client>"),
#endif
KEYVALUE_ENTRY(SPEC_CWORD, "cword>"), // cursor word
KEYVALUE_ENTRY(SPEC_SCRIPT, "script>"), // script file name
KEYVALUE_ENTRY(SPEC_SFILE, "sfile>"), // ":so" file name
KEYVALUE_ENTRY(SPEC_SFLNUM, "sflnum>"), // script file line number
KEYVALUE_ENTRY(SPEC_SLNUM, "slnum>"), // ":so" file line number
KEYVALUE_ENTRY(SPEC_STACK, "stack>") // call stack
};
keyvalue_T target;
keyvalue_T *entry;
switch (*src)
{
case '%':
*usedlen = 1;
return SPEC_PERC;
case '#':
*usedlen = 1;
return SPEC_HASH;
case '<':
target.key = 0;
target.value = (char *)src + 1; // skip over '<'
target.length = 0; // not used, see cmp_keyvalue_value_n()
entry = (keyvalue_T *)bsearch(&target, &spec_str_tab, ARRAY_LENGTH(spec_str_tab), sizeof(spec_str_tab[0]), cmp_keyvalue_value_n);
if (entry == NULL)
return -1;
*usedlen = entry->length + 1;
return entry->key;
default:
break;
}
return -1;
}
/*
* Evaluate cmdline variables.
*
* change "%" to curbuf->b_ffname
* "#" to curwin->w_alt_fnum
* "%%" to curwin->w_alt_fnum in Vim9 script
* "<cword>" to word under the cursor
* "<cWORD>" to WORD under the cursor
* "<cexpr>" to C-expression under the cursor
* "<cfile>" to path name under the cursor
* "<sfile>" to sourced file name
* "<stack>" to call stack
* "<script>" to current script name
* "<slnum>" to sourced file line number
* "<afile>" to file name for autocommand
* "<abuf>" to buffer number for autocommand
* "<amatch>" to matching name for autocommand
*
* When an error is detected, "errormsg" is set to a non-NULL pointer (may be
* "" for error without a message) and NULL is returned.
* Returns an allocated string if a valid match was found.
* Returns NULL if no match was found. "usedlen" then still contains the
* number of characters to skip.
*/
char_u *
eval_vars(
char_u *src, // pointer into commandline
char_u *srcstart, // beginning of valid memory for src
size_t *usedlen, // characters after src that are used
linenr_T *lnump, // line number for :e command, or NULL
char **errormsg, // pointer to error message
int *escaped, // return value has escaped white space (can
// be NULL)
int empty_is_error) // empty result is considered an error
{
int i;
char_u *s;
char_u *result;
char_u *resultbuf = NULL;
int resultlen;
buf_T *buf;
int valid = VALID_HEAD + VALID_PATH; // assume valid result
int spec_idx;
int tilde_file = FALSE;
int skip_mod = FALSE;
char_u strbuf[30];
*errormsg = NULL;
if (escaped != NULL)
*escaped = FALSE;
/*
* Check if there is something to do.
*/
spec_idx = find_cmdline_var(src, usedlen);
if (spec_idx < 0) // no match
{
*usedlen = 1;
return NULL;
}
/*
* Skip when preceded with a backslash "\%" and "\#".
* Note: In "\\%" the % is also not recognized!
*/
if (src > srcstart && src[-1] == '\\')
{
*usedlen = 0;
STRMOVE(src - 1, src); // remove backslash
return NULL;
}
/*
* word or WORD under cursor
*/
if (spec_idx == SPEC_CWORD || spec_idx == SPEC_CCWORD
|| spec_idx == SPEC_CEXPR)
{
resultlen = find_ident_under_cursor(&result,
spec_idx == SPEC_CWORD ? (FIND_IDENT | FIND_STRING)
: spec_idx == SPEC_CEXPR ? (FIND_IDENT | FIND_STRING | FIND_EVAL)
: FIND_STRING);
if (resultlen == 0)
{
*errormsg = "";
return NULL;
}
}
/*
* '#': Alternate file name
* '%': Current file name
* File name under the cursor
* File name for autocommand
* and following modifiers
*/
else
{
size_t off = 0;
switch (spec_idx)
{
case SPEC_PERC:
#ifdef FEAT_EVAL
if (!in_vim9script() || src[1] != '%')
#endif
{
// '%': current file
if (curbuf->b_fname == NULL)
{
result = (char_u *)"";
valid = 0; // Must have ":p:h" to be valid
}
else
{
result = curbuf->b_fname;
tilde_file = STRCMP(result, "~") == 0;
}
break;
}
#ifdef FEAT_EVAL
// "%%" alternate file
off = 1;
#endif
// FALLTHROUGH
case SPEC_HASH: // '#' or "#99": alternate file
if (off == 0 ? src[1] == '#' : src[2] == '%')
{
// "##" or "%%%": the argument list
result = arg_all();
resultbuf = result;
*usedlen = off + 2;
if (escaped != NULL)
*escaped = TRUE;
skip_mod = TRUE;
break;
}
s = src + off + 1;
if (*s == '<') // "#<99" uses v:oldfiles
++s;
i = (int)getdigits(&s);
if (s == src + off + 2 && src[off + 1] == '-')
// just a minus sign, don't skip over it
s--;
*usedlen = (int)(s - src); // length of what we expand
if (src[off + 1] == '<' && i != 0)
{
if (*usedlen < off + 2)
{
// Should we give an error message for #<text?
*usedlen = off + 1;
return NULL;
}
#ifdef FEAT_EVAL
result = list_find_str(get_vim_var_list(VV_OLDFILES),
(long)i);
if (result == NULL)
{
*errormsg = "";
return NULL;
}
#else
*errormsg = _(e_hashsmall_is_not_available_without_the_eval_feature);
return NULL;
#endif
}
else
{
if (i == 0 && src[off + 1] == '<' && *usedlen > off + 1)
*usedlen = off + 1;
buf = buflist_findnr(i);
if (buf == NULL)
{
*errormsg = _(e_no_alternate_file_name_to_substitute_for_hash);
return NULL;
}
if (lnump != NULL)
*lnump = ECMD_LAST;
if (buf->b_fname == NULL)
{
result = (char_u *)"";
valid = 0; // Must have ":p:h" to be valid
}
else
{
result = buf->b_fname;
tilde_file = STRCMP(result, "~") == 0;
}
}
break;
case SPEC_CFILE: // file name under cursor
result = file_name_at_cursor(FNAME_MESS|FNAME_HYP, 1L, NULL);
if (result == NULL)
{
*errormsg = "";
return NULL;
}
resultbuf = result; // remember allocated string
break;
case SPEC_AFILE: // file name for autocommand
result = autocmd_fname;
if (result != NULL && !autocmd_fname_full)
{
// Still need to turn the fname into a full path. It is
// postponed to avoid a delay when <afile> is not used.
autocmd_fname_full = TRUE;
result = FullName_save(autocmd_fname, FALSE);
vim_free(autocmd_fname);
autocmd_fname = result;
}
if (result == NULL)
{
*errormsg = _(e_no_autocommand_file_name_to_substitute_for_afile);
return NULL;
}
result = shorten_fname1(result);
break;
case SPEC_ABUF: // buffer number for autocommand
if (autocmd_bufnr <= 0)
{
*errormsg = _(e_no_autocommand_buffer_number_to_substitute_for_abuf);
return NULL;
}
sprintf((char *)strbuf, "%d", autocmd_bufnr);
result = strbuf;
break;
case SPEC_AMATCH: // match name for autocommand
result = autocmd_match;
if (result == NULL)
{
*errormsg = _(e_no_autocommand_match_name_to_substitute_for_amatch);
return NULL;
}
break;
case SPEC_SFILE: // file name for ":so" command
result = estack_sfile(ESTACK_SFILE);
if (result == NULL)
{
*errormsg = _(e_no_source_file_name_to_substitute_for_sfile);
return NULL;
}
resultbuf = result; // remember allocated string
break;
case SPEC_STACK: // call stack
result = estack_sfile(ESTACK_STACK);
if (result == NULL)
{
*errormsg = _(e_no_call_stack_to_substitute_for_stack);
return NULL;
}
resultbuf = result; // remember allocated string
break;
case SPEC_SCRIPT: // script file name
result = estack_sfile(ESTACK_SCRIPT);
if (result == NULL)
{
*errormsg = _(e_no_script_file_name_to_substitute_for_script);
return NULL;
}
resultbuf = result; // remember allocated string
break;
case SPEC_SLNUM: // line in file for ":so" command
if (SOURCING_NAME == NULL || SOURCING_LNUM == 0)
{
*errormsg = _(e_no_line_number_to_use_for_slnum);
return NULL;
}
sprintf((char *)strbuf, "%ld", SOURCING_LNUM);
result = strbuf;
break;
#ifdef FEAT_EVAL
case SPEC_SFLNUM: // line in script file
if (current_sctx.sc_lnum + SOURCING_LNUM == 0)
{
*errormsg = _(e_no_line_number_to_use_for_sflnum);
return NULL;
}
sprintf((char *)strbuf, "%ld",
(long)(current_sctx.sc_lnum + SOURCING_LNUM));
result = strbuf;
break;
case SPEC_SID:
if (current_sctx.sc_sid <= 0)
{
*errormsg = _(e_using_sid_not_in_script_context);
return NULL;
}
sprintf((char *)strbuf, "<SNR>%d_", current_sctx.sc_sid);
result = strbuf;
break;
#endif
#ifdef FEAT_CLIENTSERVER
case SPEC_CLIENT: // Source of last submitted input
sprintf((char *)strbuf, PRINTF_HEX_LONG_U,
(long_u)clientWindow);
result = strbuf;
break;
#endif
default:
result = (char_u *)""; // avoid gcc warning
break;
}
resultlen = (int)STRLEN(result); // length of new string
if (src[*usedlen] == '<') // remove the file name extension
{
++*usedlen;
if ((s = vim_strrchr(result, '.')) != NULL && s >= gettail(result))
resultlen = (int)(s - result);
}
else if (!skip_mod)
{
valid |= modify_fname(src, tilde_file, usedlen, &result, &resultbuf,
&resultlen);
if (result == NULL)
{
*errormsg = "";
return NULL;
}
}
}
if (resultlen == 0 || valid != VALID_HEAD + VALID_PATH)
{
if (empty_is_error)
{
if (valid != VALID_HEAD + VALID_PATH)
*errormsg = _(e_empty_file_name_for_percent_or_hash_only_works_with_ph);
else
*errormsg = _(e_evaluates_to_an_empty_string);
}
result = NULL;
}
else
result = vim_strnsave(result, resultlen);
vim_free(resultbuf);
return result;
}
/*
* Expand the <sfile> string in "arg".
*
* Returns an allocated string, or NULL for any error.
*/
char_u *
expand_sfile(char_u *arg)
{
char *errormsg;
char_u *result;
size_t resultlen;
char_u *newres;
size_t len;
char_u *repl;
size_t repllen;
size_t srclen;
char_u *p;
resultlen = STRLEN(arg);
result = vim_strnsave(arg, resultlen);
if (result == NULL)
return NULL;
for (p = result; *p; )
{
if (STRNCMP(p, "<sfile>", 7) != 0)
++p;
else
{
// replace "<sfile>" with the sourced file name, and do ":" stuff
repl = eval_vars(p, result, &srclen, NULL, &errormsg, NULL, TRUE);
if (errormsg != NULL)
{
if (*errormsg)
emsg(errormsg);
vim_free(result);
return NULL;
}
if (repl == NULL) // no match (cannot happen)
{
p += srclen;
continue;
}
repllen = STRLEN(repl);
resultlen += repllen - srclen;
newres = alloc(resultlen + 1);
if (newres == NULL)
{
vim_free(repl);
vim_free(result);
return NULL;
}
len = p - result;
mch_memmove(newres, result, len);
STRCPY(newres + len, repl);
len += repllen;
STRCPY(newres + len, p + srclen);
vim_free(repl);
vim_free(result);
result = newres;
p = newres + len; // continue after the match
}
}
return result;
}
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) || defined(PROTO)
/*
* Make a dialog message in "buff[DIALOG_MSG_SIZE]".
* "format" must contain "%s".
*/
void
dialog_msg(char_u *buff, char *format, char_u *fname)
{
if (fname == NULL)
fname = (char_u *)_("Untitled");
vim_snprintf((char *)buff, DIALOG_MSG_SIZE, format, fname);
}
#endif
/*
* ":behave {mswin,xterm}"
*/
static void
ex_behave(exarg_T *eap)
{
if (STRCMP(eap->arg, "mswin") == 0)
{
set_option_value_give_err((char_u *)"selection",
0L, (char_u *)"exclusive", 0);
set_option_value_give_err((char_u *)"selectmode",
0L, (char_u *)"mouse,key", 0);
set_option_value_give_err((char_u *)"mousemodel",
0L, (char_u *)"popup", 0);
set_option_value_give_err((char_u *)"keymodel",
0L, (char_u *)"startsel,stopsel", 0);
}
else if (STRCMP(eap->arg, "xterm") == 0)
{
set_option_value_give_err((char_u *)"selection",
0L, (char_u *)"inclusive", 0);
set_option_value_give_err((char_u *)"selectmode", 0L, (char_u *)"", 0);
set_option_value_give_err((char_u *)"mousemodel",
0L, (char_u *)"extend", 0);
set_option_value_give_err((char_u *)"keymodel", 0L, (char_u *)"", 0);
}
else
semsg(_(e_invalid_argument_str), eap->arg);
}
static int filetype_detect = FALSE;
static int filetype_plugin = FALSE;
static int filetype_indent = FALSE;
/*
* ":filetype [plugin] [indent] {on,off,detect}"
* on: Load the filetype.vim file to install autocommands for file types.
* off: Load the ftoff.vim file to remove all autocommands for file types.
* plugin on: load filetype.vim and ftplugin.vim
* plugin off: load ftplugof.vim
* indent on: load filetype.vim and indent.vim
* indent off: load indoff.vim
*/
static void
ex_filetype(exarg_T *eap)
{
char_u *arg = eap->arg;
int plugin = FALSE;
int indent = FALSE;
if (*eap->arg == NUL)
{
// Print current status.
smsg("filetype detection:%s plugin:%s indent:%s",
filetype_detect ? "ON" : "OFF",
filetype_plugin ? (filetype_detect ? "ON" : "(on)") : "OFF",
filetype_indent ? (filetype_detect ? "ON" : "(on)") : "OFF");
return;
}
// Accept "plugin" and "indent" in any order.
for (;;)
{
if (STRNCMP(arg, "plugin", 6) == 0)
{
plugin = TRUE;
arg = skipwhite(arg + 6);
continue;
}
if (STRNCMP(arg, "indent", 6) == 0)
{
indent = TRUE;
arg = skipwhite(arg + 6);
continue;
}
break;
}
if (STRCMP(arg, "on") == 0 || STRCMP(arg, "detect") == 0)
{
if (*arg == 'o' || !filetype_detect)
{
source_runtime((char_u *)FILETYPE_FILE, DIP_ALL);
filetype_detect = TRUE;
if (plugin)
{
source_runtime((char_u *)FTPLUGIN_FILE, DIP_ALL);
filetype_plugin = TRUE;
}
if (indent)
{
source_runtime((char_u *)INDENT_FILE, DIP_ALL);
filetype_indent = TRUE;
}
}
if (*arg == 'd')
{
(void)do_doautocmd((char_u *)"filetypedetect BufRead", TRUE, NULL);
do_modelines(0);
}
}
else if (STRCMP(arg, "off") == 0)
{
if (plugin || indent)
{
if (plugin)
{
source_runtime((char_u *)FTPLUGOF_FILE, DIP_ALL);
filetype_plugin = FALSE;
}
if (indent)
{
source_runtime((char_u *)INDOFF_FILE, DIP_ALL);
filetype_indent = FALSE;
}
}
else
{
source_runtime((char_u *)FTOFF_FILE, DIP_ALL);
filetype_detect = FALSE;
}
}
else
semsg(_(e_invalid_argument_str), arg);
}
/*
* ":setfiletype [FALLBACK] {name}"
*/
static void
ex_setfiletype(exarg_T *eap)
{
if (curbuf->b_did_filetype)
return;
char_u *arg = eap->arg;
if (STRNCMP(arg, "FALLBACK ", 9) == 0)
arg += 9;
set_option_value_give_err((char_u *)"filetype", 0L, arg, OPT_LOCAL);
if (arg != eap->arg)
curbuf->b_did_filetype = FALSE;
}
static void
ex_digraphs(exarg_T *eap UNUSED)
{
#ifdef FEAT_DIGRAPHS
if (*eap->arg != NUL)
putdigraph(eap->arg);
else
listdigraphs(eap->forceit);
#else
emsg(_(e_no_digraphs_version));
#endif
}
#if defined(FEAT_SEARCH_EXTRA) || defined(PROTO)
void
set_no_hlsearch(int flag)
{
no_hlsearch = flag;
# ifdef FEAT_EVAL
set_vim_var_nr(VV_HLSEARCH, !no_hlsearch && p_hls);
# endif
}
/*
* ":nohlsearch"
*/
static void
ex_nohlsearch(exarg_T *eap UNUSED)
{
set_no_hlsearch(TRUE);
redraw_all_later(UPD_SOME_VALID);
}
#endif
#ifdef FEAT_CRYPT
/*
* ":X": Get crypt key
*/
static void
ex_X(exarg_T *eap UNUSED)
{
crypt_check_current_method();
(void)crypt_get_key(TRUE, TRUE);
}
#endif
#ifdef FEAT_FOLDING
static void
ex_fold(exarg_T *eap)
{
if (foldManualAllowed(TRUE))
foldCreate(eap->line1, eap->line2);
}
static void
ex_foldopen(exarg_T *eap)
{
opFoldRange(eap->line1, eap->line2, eap->cmdidx == CMD_foldopen,
eap->forceit, FALSE);
}
static void
ex_folddo(exarg_T *eap)
{
linenr_T lnum;
# ifdef FEAT_CLIPBOARD
start_global_changes();
# endif
// First set the marks for all lines closed/open.
for (lnum = eap->line1; lnum <= eap->line2; ++lnum)
if (hasFolding(lnum, NULL, NULL) == (eap->cmdidx == CMD_folddoclosed))
ml_setmarked(lnum);
// Execute the command on the marked lines.
global_exe(eap->arg);
ml_clearmarked(); // clear rest of the marks
# ifdef FEAT_CLIPBOARD
end_global_changes();
# endif
}
#endif
#if defined(FEAT_QUICKFIX) || defined(PROTO)
/*
* Returns TRUE if the supplied Ex cmdidx is for a location list command
* instead of a quickfix command.
*/
int
is_loclist_cmd(int cmdidx)
{
if (cmdidx < 0 || cmdidx >= CMD_SIZE)
return FALSE;
return cmdnames[cmdidx].cmd_name[0] == 'l';
}
#endif
int
get_pressedreturn(void)
{
return ex_pressedreturn;
}
void
set_pressedreturn(int val)
{
ex_pressedreturn = val;
}