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gerrit.omnirom.org / android_external_vim / ce3189d56e867a2ffc077893b62f530d5b09150f / . / src / optionstr.c
blob: 8acbbf7c98f098c9499a2c020f62fbb6ba8988d3 [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.
*/
/*
* optionstr.c: Functions related to string options
*/
#include "vim.h"
static char_u shm_buf[SHM_LEN];
static int set_shm_recursive = 0;
static char *(p_ambw_values[]) = {"single", "double", NULL};
static char *(p_bg_values[]) = {"light", "dark", NULL};
static char *(p_bkc_values[]) = {"yes", "auto", "no", "breaksymlink", "breakhardlink", NULL};
static char *(p_bo_values[]) = {"all", "backspace", "cursor", "complete",
"copy", "ctrlg", "error", "esc", "ex",
"hangul", "insertmode", "lang", "mess",
"showmatch", "operator", "register", "shell",
"spell", "term", "wildmode", NULL};
static char *(p_nf_values[]) = {"bin", "octal", "hex", "alpha", "unsigned", NULL};
static char *(p_ff_values[]) = {FF_UNIX, FF_DOS, FF_MAC, NULL};
#ifdef FEAT_CRYPT
static char *(p_cm_values[]) = {"zip", "blowfish", "blowfish2",
# ifdef FEAT_SODIUM
"xchacha20",
# endif
NULL};
#endif
static char *(p_cmp_values[]) = {"internal", "keepascii", NULL};
static char *(p_dy_values[]) = {"lastline", "truncate", "uhex", NULL};
#ifdef FEAT_FOLDING
static char *(p_fdo_values[]) = {"all", "block", "hor", "mark", "percent",
"quickfix", "search", "tag", "insert",
"undo", "jump", NULL};
#endif
#ifdef FEAT_SESSION
// Also used for 'viewoptions'! Keep in sync with SSOP_ flags.
static char *(p_ssop_values[]) = {"buffers", "winpos", "resize", "winsize",
"localoptions", "options", "help", "blank", "globals", "slash", "unix",
"sesdir", "curdir", "folds", "cursor", "tabpages", "terminal", "skiprtp",
NULL};
#endif
// Keep in sync with SWB_ flags in option.h
static char *(p_swb_values[]) = {"useopen", "usetab", "split", "newtab", "vsplit", "uselast", NULL};
static char *(p_spk_values[]) = {"cursor", "screen", "topline", NULL};
static char *(p_tc_values[]) = {"followic", "ignore", "match", "followscs", "smart", NULL};
#if defined(FEAT_TOOLBAR) && !defined(FEAT_GUI_MSWIN)
static char *(p_toolbar_values[]) = {"text", "icons", "tooltips", "horiz", NULL};
#endif
#if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_GTK)
static char *(p_tbis_values[]) = {"tiny", "small", "medium", "large", "huge", "giant", NULL};
#endif
#if defined(UNIX) || defined(VMS)
static char *(p_ttym_values[]) = {"xterm", "xterm2", "dec", "netterm", "jsbterm", "pterm", "urxvt", "sgr", NULL};
#endif
static char *(p_ve_values[]) = {"block", "insert", "all", "onemore", "none", "NONE", NULL};
static char *(p_wop_values[]) = {"fuzzy", "tagfile", "pum", NULL};
#ifdef FEAT_WAK
static char *(p_wak_values[]) = {"yes", "menu", "no", NULL};
#endif
static char *(p_mousem_values[]) = {"extend", "popup", "popup_setpos", "mac", NULL};
static char *(p_sel_values[]) = {"inclusive", "exclusive", "old", NULL};
static char *(p_slm_values[]) = {"mouse", "key", "cmd", NULL};
static char *(p_km_values[]) = {"startsel", "stopsel", NULL};
#ifdef FEAT_BROWSE
static char *(p_bsdir_values[]) = {"current", "last", "buffer", NULL};
#endif
static char *(p_scbopt_values[]) = {"ver", "hor", "jump", NULL};
static char *(p_debug_values[]) = {"msg", "throw", "beep", NULL};
static char *(p_ead_values[]) = {"both", "ver", "hor", NULL};
static char *(p_buftype_values[]) = {"nofile", "nowrite", "quickfix", "help", "terminal", "acwrite", "prompt", "popup", NULL};
static char *(p_bufhidden_values[]) = {"hide", "unload", "delete", "wipe", NULL};
static char *(p_bs_values[]) = {"indent", "eol", "start", "nostop", NULL};
#ifdef FEAT_FOLDING
static char *(p_fdm_values[]) = {"manual", "expr", "marker", "indent", "syntax",
# ifdef FEAT_DIFF
"diff",
# endif
NULL};
static char *(p_fcl_values[]) = {"all", NULL};
#endif
static char *(p_cot_values[]) = {"menu", "menuone", "longest", "preview", "popup", "popuphidden", "noinsert", "noselect", NULL};
#ifdef BACKSLASH_IN_FILENAME
static char *(p_csl_values[]) = {"slash", "backslash", NULL};
#endif
#ifdef FEAT_SIGNS
static char *(p_scl_values[]) = {"yes", "no", "auto", "number", NULL};
#endif
#if defined(MSWIN) && defined(FEAT_TERMINAL)
static char *(p_twt_values[]) = {"winpty", "conpty", "", NULL};
#endif
static char *(p_sloc_values[]) = {"last", "statusline", "tabline", NULL};
static int check_opt_strings(char_u *val, char **values, int list);
static int opt_strings_flags(char_u *val, char **values, unsigned *flagp, int list);
/*
* After setting various option values: recompute variables that depend on
* option values.
*/
void
didset_string_options(void)
{
(void)opt_strings_flags(p_cmp, p_cmp_values, &cmp_flags, TRUE);
(void)opt_strings_flags(p_bkc, p_bkc_values, &bkc_flags, TRUE);
(void)opt_strings_flags(p_bo, p_bo_values, &bo_flags, TRUE);
#ifdef FEAT_SESSION
(void)opt_strings_flags(p_ssop, p_ssop_values, &ssop_flags, TRUE);
(void)opt_strings_flags(p_vop, p_ssop_values, &vop_flags, TRUE);
#endif
#ifdef FEAT_FOLDING
(void)opt_strings_flags(p_fdo, p_fdo_values, &fdo_flags, TRUE);
#endif
(void)opt_strings_flags(p_dy, p_dy_values, &dy_flags, TRUE);
(void)opt_strings_flags(p_tc, p_tc_values, &tc_flags, FALSE);
(void)opt_strings_flags(p_ve, p_ve_values, &ve_flags, TRUE);
#if defined(UNIX) || defined(VMS)
(void)opt_strings_flags(p_ttym, p_ttym_values, &ttym_flags, FALSE);
#endif
#if defined(FEAT_TOOLBAR) && !defined(FEAT_GUI_MSWIN)
(void)opt_strings_flags(p_toolbar, p_toolbar_values, &toolbar_flags, TRUE);
#endif
#if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_GTK)
(void)opt_strings_flags(p_tbis, p_tbis_values, &tbis_flags, FALSE);
#endif
(void)opt_strings_flags(p_swb, p_swb_values, &swb_flags, TRUE);
}
#if defined(FEAT_EVAL)
/*
* Trigger the OptionSet autocommand.
* "opt_idx" is the index of the option being set.
* "opt_flags" can be OPT_LOCAL etc.
* "oldval" the old value
* "oldval_l" the old local value (only non-NULL if global and local value
* are set)
* "oldval_g" the old global value (only non-NULL if global and local value
* are set)
* "newval" the new value
*/
void
trigger_optionset_string(
int opt_idx,
int opt_flags,
char_u *oldval,
char_u *oldval_l,
char_u *oldval_g,
char_u *newval)
{
// Don't do this recursively.
if (oldval == NULL || newval == NULL
|| *get_vim_var_str(VV_OPTION_TYPE) != NUL)
return;
char_u buf_type[7];
sprintf((char *)buf_type, "%s",
(opt_flags & OPT_LOCAL) ? "local" : "global");
set_vim_var_string(VV_OPTION_OLD, oldval, -1);
set_vim_var_string(VV_OPTION_NEW, newval, -1);
set_vim_var_string(VV_OPTION_TYPE, buf_type, -1);
if (opt_flags & OPT_LOCAL)
{
set_vim_var_string(VV_OPTION_COMMAND, (char_u *)"setlocal", -1);
set_vim_var_string(VV_OPTION_OLDLOCAL, oldval, -1);
}
if (opt_flags & OPT_GLOBAL)
{
set_vim_var_string(VV_OPTION_COMMAND, (char_u *)"setglobal", -1);
set_vim_var_string(VV_OPTION_OLDGLOBAL, oldval, -1);
}
if ((opt_flags & (OPT_LOCAL | OPT_GLOBAL)) == 0)
{
set_vim_var_string(VV_OPTION_COMMAND, (char_u *)"set", -1);
set_vim_var_string(VV_OPTION_OLDLOCAL, oldval_l, -1);
set_vim_var_string(VV_OPTION_OLDGLOBAL, oldval_g, -1);
}
if (opt_flags & OPT_MODELINE)
{
set_vim_var_string(VV_OPTION_COMMAND, (char_u *)"modeline", -1);
set_vim_var_string(VV_OPTION_OLDLOCAL, oldval, -1);
}
apply_autocmds(EVENT_OPTIONSET,
get_option_fullname(opt_idx), NULL, FALSE,
NULL);
reset_v_option_vars();
}
#endif
static char *
illegal_char(char *errbuf, int c)
{
if (errbuf == NULL)
return "";
sprintf((char *)errbuf, _(e_illegal_character_str), (char *)transchar(c));
return errbuf;
}
/*
* Check string options in a buffer for NULL value.
*/
void
check_buf_options(buf_T *buf)
{
check_string_option(&buf->b_p_bh);
check_string_option(&buf->b_p_bt);
check_string_option(&buf->b_p_fenc);
check_string_option(&buf->b_p_ff);
#ifdef FEAT_FIND_ID
check_string_option(&buf->b_p_def);
check_string_option(&buf->b_p_inc);
# ifdef FEAT_EVAL
check_string_option(&buf->b_p_inex);
# endif
#endif
#if defined(FEAT_EVAL)
check_string_option(&buf->b_p_inde);
check_string_option(&buf->b_p_indk);
#endif
#if defined(FEAT_BEVAL) && defined(FEAT_EVAL)
check_string_option(&buf->b_p_bexpr);
#endif
#if defined(FEAT_CRYPT)
check_string_option(&buf->b_p_cm);
#endif
check_string_option(&buf->b_p_fp);
#if defined(FEAT_EVAL)
check_string_option(&buf->b_p_fex);
#endif
#ifdef FEAT_CRYPT
check_string_option(&buf->b_p_key);
#endif
check_string_option(&buf->b_p_kp);
check_string_option(&buf->b_p_mps);
check_string_option(&buf->b_p_fo);
check_string_option(&buf->b_p_flp);
check_string_option(&buf->b_p_isk);
check_string_option(&buf->b_p_com);
#ifdef FEAT_FOLDING
check_string_option(&buf->b_p_cms);
#endif
check_string_option(&buf->b_p_nf);
check_string_option(&buf->b_p_qe);
#ifdef FEAT_SYN_HL
check_string_option(&buf->b_p_syn);
check_string_option(&buf->b_s.b_syn_isk);
#endif
#ifdef FEAT_SPELL
check_string_option(&buf->b_s.b_p_spc);
check_string_option(&buf->b_s.b_p_spf);
check_string_option(&buf->b_s.b_p_spl);
check_string_option(&buf->b_s.b_p_spo);
#endif
check_string_option(&buf->b_p_sua);
check_string_option(&buf->b_p_cink);
check_string_option(&buf->b_p_cino);
check_string_option(&buf->b_p_cinsd);
parse_cino(buf);
check_string_option(&buf->b_p_lop);
check_string_option(&buf->b_p_ft);
check_string_option(&buf->b_p_cinw);
check_string_option(&buf->b_p_cpt);
#ifdef FEAT_COMPL_FUNC
check_string_option(&buf->b_p_cfu);
check_string_option(&buf->b_p_ofu);
check_string_option(&buf->b_p_tsrfu);
#endif
#ifdef FEAT_EVAL
check_string_option(&buf->b_p_tfu);
#endif
#ifdef FEAT_KEYMAP
check_string_option(&buf->b_p_keymap);
#endif
#ifdef FEAT_QUICKFIX
check_string_option(&buf->b_p_gp);
check_string_option(&buf->b_p_mp);
check_string_option(&buf->b_p_efm);
#endif
check_string_option(&buf->b_p_ep);
check_string_option(&buf->b_p_path);
check_string_option(&buf->b_p_tags);
check_string_option(&buf->b_p_tc);
check_string_option(&buf->b_p_dict);
check_string_option(&buf->b_p_tsr);
check_string_option(&buf->b_p_lw);
check_string_option(&buf->b_p_bkc);
check_string_option(&buf->b_p_menc);
#ifdef FEAT_VARTABS
check_string_option(&buf->b_p_vsts);
check_string_option(&buf->b_p_vts);
#endif
}
/*
* Free the string allocated for an option.
* Checks for the string being empty_option. This may happen if we're out of
* memory, vim_strsave() returned NULL, which was replaced by empty_option by
* check_options().
* Does NOT check for P_ALLOCED flag!
*/
void
free_string_option(char_u *p)
{
if (p != empty_option)
vim_free(p);
}
void
clear_string_option(char_u **pp)
{
if (*pp != empty_option)
vim_free(*pp);
*pp = empty_option;
}
void
check_string_option(char_u **pp)
{
if (*pp == NULL)
*pp = empty_option;
}
/*
* Set global value for string option when it's a local option.
*/
static void
set_string_option_global(
int opt_idx, // option index
char_u **varp) // pointer to option variable
{
char_u **p, *s;
// the global value is always allocated
if (is_window_local_option(opt_idx))
p = (char_u **)GLOBAL_WO(varp);
else
p = (char_u **)get_option_var(opt_idx);
if (!is_global_option(opt_idx)
&& p != varp
&& (s = vim_strsave(*varp)) != NULL)
{
free_string_option(*p);
*p = s;
}
}
/*
* Set a string option to a new value (without checking the effect).
* The string is copied into allocated memory.
* if ("opt_idx" == -1) "name" is used, otherwise "opt_idx" is used.
* When "set_sid" is zero set the scriptID to current_sctx.sc_sid. When
* "set_sid" is SID_NONE don't set the scriptID. Otherwise set the scriptID to
* "set_sid".
*/
void
set_string_option_direct(
char_u *name,
int opt_idx,
char_u *val,
int opt_flags, // OPT_FREE, OPT_LOCAL and/or OPT_GLOBAL
int set_sid UNUSED)
{
char_u *s;
char_u **varp;
int both = (opt_flags & (OPT_LOCAL | OPT_GLOBAL)) == 0;
int idx = opt_idx;
if (idx == -1) // use name
{
idx = findoption(name);
if (idx < 0) // not found (should not happen)
{
semsg(_(e_internal_error_str), "set_string_option_direct()");
siemsg(_("For option %s"), name);
return;
}
}
if (is_hidden_option(idx)) // can't set hidden option
return;
s = vim_strsave(val);
if (s == NULL)
return;
varp = (char_u **)get_option_varp_scope(idx,
both ? OPT_LOCAL : opt_flags);
if ((opt_flags & OPT_FREE) && (get_option_flags(idx) & P_ALLOCED))
free_string_option(*varp);
*varp = s;
// For buffer/window local option may also set the global value.
if (both)
set_string_option_global(idx, varp);
set_option_flag(idx, P_ALLOCED);
// When setting both values of a global option with a local value,
// make the local value empty, so that the global value is used.
if (is_global_local_option(idx) && both)
{
free_string_option(*varp);
*varp = empty_option;
}
# ifdef FEAT_EVAL
if (set_sid != SID_NONE)
{
sctx_T script_ctx;
if (set_sid == 0)
script_ctx = current_sctx;
else
{
script_ctx.sc_sid = set_sid;
script_ctx.sc_seq = 0;
script_ctx.sc_lnum = 0;
script_ctx.sc_version = 1;
}
set_option_sctx_idx(idx, opt_flags, script_ctx);
}
# endif
}
/*
* Like set_string_option_direct(), but for a window-local option in "wp".
* Blocks autocommands to avoid the old curwin becoming invalid.
*/
void
set_string_option_direct_in_win(
win_T *wp,
char_u *name,
int opt_idx,
char_u *val,
int opt_flags,
int set_sid)
{
win_T *save_curwin = curwin;
block_autocmds();
curwin = wp;
curbuf = curwin->w_buffer;
set_string_option_direct(name, opt_idx, val, opt_flags, set_sid);
curwin = save_curwin;
curbuf = curwin->w_buffer;
unblock_autocmds();
}
#if defined(FEAT_PROP_POPUP) || defined(PROTO)
/*
* Like set_string_option_direct(), but for a buffer-local option in "buf".
* Blocks autocommands to avoid the old curbuf becoming invalid.
*/
void
set_string_option_direct_in_buf(
buf_T *buf,
char_u *name,
int opt_idx,
char_u *val,
int opt_flags,
int set_sid)
{
buf_T *save_curbuf = curbuf;
block_autocmds();
curbuf = buf;
curwin->w_buffer = curbuf;
set_string_option_direct(name, opt_idx, val, opt_flags, set_sid);
curbuf = save_curbuf;
curwin->w_buffer = curbuf;
unblock_autocmds();
}
#endif
/*
* Set a string option to a new value, and handle the effects.
*
* Returns NULL on success or an untranslated error message on error.
*/
char *
set_string_option(
int opt_idx,
char_u *value,
int opt_flags, // OPT_LOCAL and/or OPT_GLOBAL
char *errbuf)
{
char_u *s;
char_u **varp;
char_u *oldval;
#if defined(FEAT_EVAL)
char_u *oldval_l = NULL;
char_u *oldval_g = NULL;
char_u *saved_oldval = NULL;
char_u *saved_oldval_l = NULL;
char_u *saved_oldval_g = NULL;
char_u *saved_newval = NULL;
#endif
char *errmsg = NULL;
int value_checked = FALSE;
if (is_hidden_option(opt_idx)) // don't set hidden option
return NULL;
s = vim_strsave(value == NULL ? (char_u *)"" : value);
if (s == NULL)
return NULL;
varp = (char_u **)get_option_varp_scope(opt_idx,
(opt_flags & (OPT_LOCAL | OPT_GLOBAL)) == 0
? (is_global_local_option(opt_idx)
? OPT_GLOBAL : OPT_LOCAL)
: opt_flags);
oldval = *varp;
#if defined(FEAT_EVAL)
if ((opt_flags & (OPT_LOCAL | OPT_GLOBAL)) == 0)
{
oldval_l = *(char_u **)get_option_varp_scope(opt_idx, OPT_LOCAL);
oldval_g = *(char_u **)get_option_varp_scope(opt_idx, OPT_GLOBAL);
}
#endif
*varp = s;
#if defined(FEAT_EVAL)
if (!starting
# ifdef FEAT_CRYPT
&& !is_crypt_key_option(opt_idx)
# endif
)
{
if (oldval_l != NULL)
saved_oldval_l = vim_strsave(oldval_l);
if (oldval_g != NULL)
saved_oldval_g = vim_strsave(oldval_g);
saved_oldval = vim_strsave(oldval);
saved_newval = vim_strsave(s);
}
#endif
if ((errmsg = did_set_string_option(opt_idx, varp, oldval, errbuf,
opt_flags, &value_checked)) == NULL)
did_set_option(opt_idx, opt_flags, TRUE, value_checked);
#if defined(FEAT_EVAL)
// call autocommand after handling side effects
if (errmsg == NULL)
trigger_optionset_string(opt_idx, opt_flags,
saved_oldval, saved_oldval_l,
saved_oldval_g, saved_newval);
vim_free(saved_oldval);
vim_free(saved_oldval_l);
vim_free(saved_oldval_g);
vim_free(saved_newval);
#endif
return errmsg;
}
/*
* Return TRUE if "val" is a valid 'filetype' name.
* Also used for 'syntax' and 'keymap'.
*/
static int
valid_filetype(char_u *val)
{
return valid_name(val, ".-_");
}
#ifdef FEAT_STL_OPT
/*
* Check validity of options with the 'statusline' format.
* Return an untranslated error message or NULL.
*/
static char *
check_stl_option(char_u *s)
{
int groupdepth = 0;
static char errbuf[80];
while (*s)
{
// Check for valid keys after % sequences
while (*s && *s != '%')
s++;
if (!*s)
break;
s++;
if (*s == '%' || *s == STL_TRUNCMARK || *s == STL_SEPARATE)
{
s++;
continue;
}
if (*s == ')')
{
s++;
if (--groupdepth < 0)
break;
continue;
}
if (*s == '-')
s++;
while (VIM_ISDIGIT(*s))
s++;
if (*s == STL_USER_HL)
continue;
if (*s == '.')
{
s++;
while (*s && VIM_ISDIGIT(*s))
s++;
}
if (*s == '(')
{
groupdepth++;
continue;
}
if (vim_strchr(STL_ALL, *s) == NULL)
{
return illegal_char(errbuf, *s);
}
if (*s == '{')
{
int reevaluate = (*++s == '%');
if (reevaluate && *++s == '}')
// "}" is not allowed immediately after "%{%"
return illegal_char(errbuf, '}');
while ((*s != '}' || (reevaluate && s[-1] != '%')) && *s)
s++;
if (*s != '}')
return e_unclosed_expression_sequence;
}
}
if (groupdepth != 0)
return e_unbalanced_groups;
return NULL;
}
#endif
/*
* Check for a "normal" directory or file name in some options. Disallow a
* path separator (slash and/or backslash), wildcards and characters that are
* often illegal in a file name. Be more permissive if "secure" is off.
*/
static int
check_illegal_path_names(int opt_idx, char_u **varp)
{
return (((get_option_flags(opt_idx) & P_NFNAME)
&& vim_strpbrk(*varp, (char_u *)(secure
? "/\\*?[|;&<>\r\n" : "/\\*?[<>\r\n")) != NULL)
|| ((get_option_flags(opt_idx) & P_NDNAME)
&& vim_strpbrk(*varp, (char_u *)"*?[|;&<>\r\n") != NULL));
}
/*
* The 'term' option is changed.
*/
static char *
did_set_term(int *opt_idx, long_u *free_oldval)
{
char *errmsg = NULL;
if (T_NAME[0] == NUL)
errmsg = e_cannot_set_term_to_empty_string;
#ifdef FEAT_GUI
else if (gui.in_use)
errmsg = e_cannot_change_term_in_GUI;
else if (term_is_gui(T_NAME))
errmsg = e_use_gui_to_start_GUI;
#endif
else if (set_termname(T_NAME) == FAIL)
errmsg = e_not_found_in_termcap;
else
{
// Screen colors may have changed.
redraw_later_clear();
// Both 'term' and 'ttytype' point to T_NAME, only set the
// P_ALLOCED flag on 'term'.
*opt_idx = findoption((char_u *)"term");
if (*opt_idx >= 0)
*free_oldval = (get_option_flags(*opt_idx) & P_ALLOCED);
}
return errmsg;
}
/*
* The 'backupcopy' option is changed.
*/
static char *
did_set_backupcopy(
char_u *oldval,
int opt_flags)
{
char_u *bkc = p_bkc;
unsigned int *flags = &bkc_flags;
char *errmsg = NULL;
if (opt_flags & OPT_LOCAL)
{
bkc = curbuf->b_p_bkc;
flags = &curbuf->b_bkc_flags;
}
if ((opt_flags & OPT_LOCAL) && *bkc == NUL)
// make the local value empty: use the global value
*flags = 0;
else
{
if (opt_strings_flags(bkc, p_bkc_values, flags, TRUE) != OK)
errmsg = e_invalid_argument;
if ((((int)*flags & BKC_AUTO) != 0)
+ (((int)*flags & BKC_YES) != 0)
+ (((int)*flags & BKC_NO) != 0) != 1)
{
// Must have exactly one of "auto", "yes" and "no".
(void)opt_strings_flags(oldval, p_bkc_values, flags, TRUE);
errmsg = e_invalid_argument;
}
}
return errmsg;
}
/*
* The 'backupext' or the 'patchmode' option is changed.
*/
static char *
did_set_backupext_or_patchmode(void)
{
if (STRCMP(*p_bex == '.' ? p_bex + 1 : p_bex,
*p_pm == '.' ? p_pm + 1 : p_pm) == 0)
return e_backupext_and_patchmode_are_equal;
return NULL;
}
#ifdef FEAT_LINEBREAK
/*
* The 'breakindentopt' option is changed.
*/
static char *
did_set_breakindentopt(void)
{
char *errmsg = NULL;
if (briopt_check(curwin) == FAIL)
errmsg = e_invalid_argument;
// list setting requires a redraw
if (curwin->w_briopt_list)
redraw_all_later(UPD_NOT_VALID);
return errmsg;
}
#endif
/*
* The 'isident' or the 'iskeyword' or the 'isprint' or the 'isfname' option is
* changed.
*/
static char *
did_set_isopt(int *did_chartab)
{
// 'isident', 'iskeyword', 'isprint or 'isfname' option: refill g_chartab[]
// If the new option is invalid, use old value.
// 'lisp' option: refill g_chartab[] for '-' char.
if (init_chartab() == FAIL)
{
*did_chartab = TRUE; // need to restore it below
return e_invalid_argument; // error in value
}
return NULL;
}
/*
* The 'helpfile' option is changed.
*/
static void
did_set_helpfile(void)
{
// May compute new values for $VIM and $VIMRUNTIME
if (didset_vim)
vim_unsetenv_ext((char_u *)"VIM");
if (didset_vimruntime)
vim_unsetenv_ext((char_u *)"VIMRUNTIME");
}
#ifdef FEAT_SYN_HL
/*
* The 'cursorlineopt' option is changed.
*/
static char *
did_set_cursorlineopt(char_u **varp)
{
if (**varp == NUL || fill_culopt_flags(*varp, curwin) != OK)
return e_invalid_argument;
return NULL;
}
#endif
#ifdef FEAT_MULTI_LANG
/*
* The 'helplang' option is changed.
*/
static char *
did_set_helplang(void)
{
char *errmsg = NULL;
// Check for "", "ab", "ab,cd", etc.
for (char_u *s = p_hlg; *s != NUL; s += 3)
{
if (s[1] == NUL || ((s[2] != ',' || s[3] == NUL) && s[2] != NUL))
{
errmsg = e_invalid_argument;
break;
}
if (s[2] == NUL)
break;
}
return errmsg;
}
#endif
/*
* The 'highlight' option is changed.
*/
static char *
did_set_highlight(void)
{
if (highlight_changed() == FAIL)
return e_invalid_argument; // invalid flags
return NULL;
}
/*
* An option that accepts a list of flags is changed.
* e.g. 'viewoptions', 'switchbuf', 'casemap', etc.
*/
static char *
did_set_opt_flags(char_u *val, char **values, unsigned *flagp, int list)
{
if (opt_strings_flags(val, values, flagp, list) == FAIL)
return e_invalid_argument;
return NULL;
}
/*
* An option that accepts a list of string values is changed.
* e.g. 'nrformats', 'scrollopt', 'wildoptions', etc.
*/
static char *
did_set_opt_strings(char_u *val, char **values, int list)
{
return did_set_opt_flags(val, values, NULL, list);
}
#ifdef FEAT_SESSION
/*
* The 'sessionoptions' option is changed.
*/
static char *
did_set_sessionoptions(char_u *oldval)
{
if (opt_strings_flags(p_ssop, p_ssop_values, &ssop_flags, TRUE) != OK)
return e_invalid_argument;
if ((ssop_flags & SSOP_CURDIR) && (ssop_flags & SSOP_SESDIR))
{
// Don't allow both "sesdir" and "curdir".
(void)opt_strings_flags(oldval, p_ssop_values, &ssop_flags, TRUE);
return e_invalid_argument;
}
return NULL;
}
#endif
/*
* The 'ambiwidth' option is changed.
*/
static char *
did_set_ambiwidth(void)
{
if (check_opt_strings(p_ambw, p_ambw_values, FALSE) != OK)
return e_invalid_argument;
return check_chars_options();
}
/*
* The 'background' option is changed.
*/
static char *
did_set_background(void)
{
if (check_opt_strings(p_bg, p_bg_values, FALSE) == FAIL)
return e_invalid_argument;
#ifdef FEAT_EVAL
int dark = (*p_bg == 'd');
#endif
init_highlight(FALSE, FALSE);
#ifdef FEAT_EVAL
if (dark != (*p_bg == 'd')
&& get_var_value((char_u *)"g:colors_name") != NULL)
{
// The color scheme must have set 'background' back to another
// value, that's not what we want here. Disable the color
// scheme and set the colors again.
do_unlet((char_u *)"g:colors_name", TRUE);
free_string_option(p_bg);
p_bg = vim_strsave((char_u *)(dark ? "dark" : "light"));
check_string_option(&p_bg);
init_highlight(FALSE, FALSE);
}
#endif
#ifdef FEAT_TERMINAL
term_update_colors_all();
#endif
return NULL;
}
/*
* The 'wildmode' option is changed.
*/
static char *
did_set_wildmode(void)
{
if (check_opt_wim() == FAIL)
return e_invalid_argument;
return NULL;
}
#ifdef FEAT_WAK
/*
* The 'winaltkeys' option is changed.
*/
static char *
did_set_winaltkeys(void)
{
char *errmsg = NULL;
if (*p_wak == NUL
|| check_opt_strings(p_wak, p_wak_values, FALSE) != OK)
errmsg = e_invalid_argument;
# ifdef FEAT_MENU
# if defined(FEAT_GUI_MOTIF)
else if (gui.in_use)
gui_motif_set_mnemonics(p_wak[0] == 'y' || p_wak[0] == 'm');
# elif defined(FEAT_GUI_GTK)
else if (gui.in_use)
gui_gtk_set_mnemonics(p_wak[0] == 'y' || p_wak[0] == 'm');
# endif
# endif
return errmsg;
}
#endif
/*
* The 'eventignore' option is changed.
*/
static char *
did_set_eventignore(void)
{
if (check_ei() == FAIL)
return e_invalid_argument;
return NULL;
}
/*
* One of the 'encoding', 'fileencoding', 'termencoding' or 'makeencoding'
* options is changed.
*/
static char *
did_set_encoding(char_u **varp, char_u **gvarp, int opt_flags)
{
char *errmsg = NULL;
char_u *p;
if (gvarp == &p_fenc)
{
if (!curbuf->b_p_ma && opt_flags != OPT_GLOBAL)
errmsg = e_cannot_make_changes_modifiable_is_off;
else if (vim_strchr(*varp, ',') != NULL)
// No comma allowed in 'fileencoding'; catches confusing it
// with 'fileencodings'.
errmsg = e_invalid_argument;
else
{
// May show a "+" in the title now.
redraw_titles();
// Add 'fileencoding' to the swap file.
ml_setflags(curbuf);
}
}
if (errmsg == NULL)
{
// canonize the value, so that STRCMP() can be used on it
p = enc_canonize(*varp);
if (p != NULL)
{
vim_free(*varp);
*varp = p;
}
if (varp == &p_enc)
{
errmsg = mb_init();
redraw_titles();
}
}
#if defined(FEAT_GUI_GTK)
if (errmsg == NULL && varp == &p_tenc && gui.in_use)
{
// GTK uses only a single encoding, and that is UTF-8.
if (STRCMP(p_tenc, "utf-8") != 0)
errmsg = e_cannot_be_changed_in_gtk_GUI;
}
#endif
if (errmsg == NULL)
{
#ifdef FEAT_KEYMAP
// When 'keymap' is used and 'encoding' changes, reload the keymap
// (with another encoding).
if (varp == &p_enc && *curbuf->b_p_keymap != NUL)
(void)keymap_init();
#endif
// When 'termencoding' is not empty and 'encoding' changes or when
// 'termencoding' changes, need to setup for keyboard input and
// display output conversion.
if (((varp == &p_enc && *p_tenc != NUL) || varp == &p_tenc))
{
if (convert_setup(&input_conv, p_tenc, p_enc) == FAIL
|| convert_setup(&output_conv, p_enc, p_tenc) == FAIL)
{
semsg(_(e_cannot_convert_between_str_and_str),
p_tenc, p_enc);
errmsg = e_invalid_argument;
}
}
#if defined(MSWIN)
// $HOME, $VIM and $VIMRUNTIME may have characters in active code page.
if (varp == &p_enc)
{
init_homedir();
init_vimdir();
}
#endif
}
return errmsg;
}
#if defined(FEAT_POSTSCRIPT)
/*
* The 'printencoding' option is changed.
*/
static void
did_set_printencoding(void)
{
char_u *s, *p;
// Canonize 'printencoding' if VIM standard one
p = enc_canonize(p_penc);
if (p != NULL)
{
vim_free(p_penc);
p_penc = p;
}
else
{
// Ensure lower case and '-' for '_'
for (s = p_penc; *s != NUL; s++)
{
if (*s == '_')
*s = '-';
else
*s = TOLOWER_ASC(*s);
}
}
}
#endif
#if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
/*
* The 'imactivatekey' option is changed.
*/
static char *
did_set_imactivatekey(void)
{
if (!im_xim_isvalid_imactivate())
return e_invalid_argument;
return NULL;
}
#endif
#ifdef FEAT_KEYMAP
/*
* The 'keymap' option is changed.
*/
static char *
did_set_keymap(char_u **varp, int opt_flags, int *value_checked)
{
char *errmsg = NULL;
if (!valid_filetype(*varp))
errmsg = e_invalid_argument;
else
{
int secure_save = secure;
// Reset the secure flag, since the value of 'keymap' has
// been checked to be safe.
secure = 0;
// load or unload key mapping tables
errmsg = keymap_init();
secure = secure_save;
// Since we check the value, there is no need to set P_INSECURE,
// even when the value comes from a modeline.
*value_checked = TRUE;
}
if (errmsg == NULL)
{
if (*curbuf->b_p_keymap != NUL)
{
// Installed a new keymap, switch on using it.
curbuf->b_p_iminsert = B_IMODE_LMAP;
if (curbuf->b_p_imsearch != B_IMODE_USE_INSERT)
curbuf->b_p_imsearch = B_IMODE_LMAP;
}
else
{
// Cleared the keymap, may reset 'iminsert' and 'imsearch'.
if (curbuf->b_p_iminsert == B_IMODE_LMAP)
curbuf->b_p_iminsert = B_IMODE_NONE;
if (curbuf->b_p_imsearch == B_IMODE_LMAP)
curbuf->b_p_imsearch = B_IMODE_USE_INSERT;
}
if ((opt_flags & OPT_LOCAL) == 0)
{
set_iminsert_global();
set_imsearch_global();
}
status_redraw_curbuf();
}
return errmsg;
}
#endif
/*
* The 'fileformat' option is changed.
*/
static char *
did_set_fileformat(char_u **varp, char_u *oldval, int opt_flags)
{
if (!curbuf->b_p_ma && !(opt_flags & OPT_GLOBAL))
return e_cannot_make_changes_modifiable_is_off;
else if (check_opt_strings(*varp, p_ff_values, FALSE) != OK)
return e_invalid_argument;
// may also change 'textmode'
if (get_fileformat(curbuf) == EOL_DOS)
curbuf->b_p_tx = TRUE;
else
curbuf->b_p_tx = FALSE;
redraw_titles();
// update flag in swap file
ml_setflags(curbuf);
// Redraw needed when switching to/from "mac": a CR in the text
// will be displayed differently.
if (get_fileformat(curbuf) == EOL_MAC || *oldval == 'm')
redraw_curbuf_later(UPD_NOT_VALID);
return NULL;
}
/*
* The 'fileformats' option is changed.
*/
static char *
did_set_fileformats(void)
{
if (check_opt_strings(p_ffs, p_ff_values, TRUE) != OK)
return e_invalid_argument;
// also change 'textauto'
if (*p_ffs == NUL)
p_ta = FALSE;
else
p_ta = TRUE;
return NULL;
}
#if defined(FEAT_CRYPT)
/*
* The 'cryptkey' option is changed.
*/
static void
did_set_cryptkey(char_u *oldval)
{
// Make sure the ":set" command doesn't show the new value in the
// history.
remove_key_from_history();
if (STRCMP(curbuf->b_p_key, oldval) != 0)
{
// Need to update the swapfile.
ml_set_crypt_key(curbuf, oldval,
*curbuf->b_p_cm == NUL ? p_cm : curbuf->b_p_cm);
changed_internal();
}
}
/*
* The 'cryptmethod' option is changed.
*/
static char *
did_set_cryptmethod(char_u *oldval, int opt_flags)
{
char_u *p;
char_u *s;
if (opt_flags & OPT_LOCAL)
p = curbuf->b_p_cm;
else
p = p_cm;
if (check_opt_strings(p, p_cm_values, TRUE) != OK)
return e_invalid_argument;
else if (crypt_self_test() == FAIL)
return e_invalid_argument;
// When setting the global value to empty, make it "zip".
if (*p_cm == NUL)
{
free_string_option(p_cm);
p_cm = vim_strsave((char_u *)"zip");
}
// When using ":set cm=name" the local value is going to be empty.
// Do that here, otherwise the crypt functions will still use the
// local value.
if ((opt_flags & (OPT_LOCAL | OPT_GLOBAL)) == 0)
{
free_string_option(curbuf->b_p_cm);
curbuf->b_p_cm = empty_option;
}
// Need to update the swapfile when the effective method changed.
// Set "s" to the effective old value, "p" to the effective new
// method and compare.
if ((opt_flags & OPT_LOCAL) && *oldval == NUL)
s = p_cm; // was previously using the global value
else
s = oldval;
if (*curbuf->b_p_cm == NUL)
p = p_cm; // is now using the global value
else
p = curbuf->b_p_cm;
if (STRCMP(s, p) != 0)
ml_set_crypt_key(curbuf, curbuf->b_p_key, s);
// If the global value changes need to update the swapfile for all
// buffers using that value.
if ((opt_flags & OPT_GLOBAL) && STRCMP(p_cm, oldval) != 0)
{
buf_T *buf;
FOR_ALL_BUFFERS(buf)
if (buf != curbuf && *buf->b_p_cm == NUL)
ml_set_crypt_key(buf, buf->b_p_key, oldval);
}
return NULL;
}
#endif
/*
* The 'matchpairs' option is changed.
*/
static char *
did_set_matchpairs(char_u **varp)
{
char_u *p;
if (has_mbyte)
{
for (p = *varp; *p != NUL; ++p)
{
int x2 = -1;
int x3 = -1;
p += mb_ptr2len(p);
if (*p != NUL)
x2 = *p++;
if (*p != NUL)
{
x3 = mb_ptr2char(p);
p += mb_ptr2len(p);
}
if (x2 != ':' || x3 == -1 || (*p != NUL && *p != ','))
return e_invalid_argument;
if (*p == NUL)
break;
}
}
else
{
// Check for "x:y,x:y"
for (p = *varp; *p != NUL; p += 4)
{
if (p[1] != ':' || p[2] == NUL || (p[3] != NUL && p[3] != ','))
return e_invalid_argument;
if (p[3] == NUL)
break;
}
}
return NULL;
}
/*
* The 'comments' option is changed.
*/
static char *
did_set_comments(char_u **varp, char *errbuf)
{
char_u *s;
char *errmsg = NULL;
for (s = *varp; *s; )
{
while (*s && *s != ':')
{
if (vim_strchr((char_u *)COM_ALL, *s) == NULL
&& !VIM_ISDIGIT(*s) && *s != '-')
{
errmsg = illegal_char(errbuf, *s);
break;
}
++s;
}
if (*s++ == NUL)
errmsg = e_missing_colon;
else if (*s == ',' || *s == NUL)
errmsg = e_zero_length_string;
if (errmsg != NULL)
break;
while (*s && *s != ',')
{
if (*s == '\\' && s[1] != NUL)
++s;
++s;
}
s = skip_to_option_part(s);
}
return errmsg;
}
/*
* The global 'listchars' or 'fillchars' option is changed.
*/
static char *
did_set_global_listfillchars(char_u **varp, int opt_flags)
{
char *errmsg = NULL;
char_u **local_ptr = varp == &p_lcs
? &curwin->w_p_lcs : &curwin->w_p_fcs;
// only apply the global value to "curwin" when it does not have a
// local value
errmsg = set_chars_option(curwin, varp,
**local_ptr == NUL || !(opt_flags & OPT_GLOBAL));
if (errmsg != NULL)
return errmsg;
tabpage_T *tp;
win_T *wp;
// If the current window is set to use the global
// 'listchars'/'fillchars' value, clear the window-local value.
if (!(opt_flags & OPT_GLOBAL))
clear_string_option(local_ptr);
FOR_ALL_TAB_WINDOWS(tp, wp)
{
// If the current window has a local value need to apply it
// again, it was changed when setting the global value.
// If no error was returned above, we don't expect an error
// here, so ignore the return value.
local_ptr = varp == &p_lcs ? &wp->w_p_lcs : &wp->w_p_fcs;
if (**local_ptr == NUL)
(void)set_chars_option(wp, local_ptr, TRUE);
}
redraw_all_later(UPD_NOT_VALID);
return NULL;
}
/*
* The 'verbosefile' option is changed.
*/
static char *
did_set_verbosefile(void)
{
verbose_stop();
if (*p_vfile != NUL && verbose_open() == FAIL)
return e_invalid_argument;
return NULL;
}
#ifdef FEAT_VIMINFO
/*
* The 'viminfo' option is changed.
*/
static char *
did_set_viminfo(char *errbuf)
{
char_u *s;
char *errmsg = NULL;
for (s = p_viminfo; *s;)
{
// Check it's a valid character
if (vim_strchr((char_u *)"!\"%'/:<@cfhnrs", *s) == NULL)
{
errmsg = illegal_char(errbuf, *s);
break;
}
if (*s == 'n') // name is always last one
break;
else if (*s == 'r') // skip until next ','
{
while (*++s && *s != ',')
;
}
else if (*s == '%')
{
// optional number
while (vim_isdigit(*++s))
;
}
else if (*s == '!' || *s == 'h' || *s == 'c')
++s; // no extra chars
else // must have a number
{
while (vim_isdigit(*++s))
;
if (!VIM_ISDIGIT(*(s - 1)))
{
if (errbuf != NULL)
{
sprintf(errbuf,
_(e_missing_number_after_angle_str_angle),
transchar_byte(*(s - 1)));
errmsg = errbuf;
}
else
errmsg = "";
break;
}
}
if (*s == ',')
++s;
else if (*s)
{
if (errbuf != NULL)
errmsg = e_missing_comma;
else
errmsg = "";
break;
}
}
if (*p_viminfo && errmsg == NULL && get_viminfo_parameter('\'') < 0)
errmsg = e_must_specify_a_value;
return errmsg;
}
#endif
/*
* Some terminal option (t_xxx) is changed
*/
static void
did_set_term_option(char_u **varp, int *did_swaptcap UNUSED)
{
// ":set t_Co=0" and ":set t_Co=1" do ":set t_Co="
if (varp == &T_CCO)
{
int colors = atoi((char *)T_CCO);
// Only reinitialize colors if t_Co value has really changed to
// avoid expensive reload of colorscheme if t_Co is set to the
// same value multiple times.
if (colors != t_colors)
{
t_colors = colors;
if (t_colors <= 1)
{
vim_free(T_CCO);
T_CCO = empty_option;
}
#if defined(FEAT_VTP) && defined(FEAT_TERMGUICOLORS)
if (is_term_win32())
{
swap_tcap();
*did_swaptcap = TRUE;
}
#endif
// We now have a different color setup, initialize it again.
init_highlight(TRUE, FALSE);
}
}
ttest(FALSE);
if (varp == &T_ME)
{
out_str(T_ME);
redraw_later(UPD_CLEAR);
#if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL))
// Since t_me has been set, this probably means that the user
// wants to use this as default colors. Need to reset default
// background/foreground colors.
# ifdef VIMDLL
if (!gui.in_use && !gui.starting)
# endif
mch_set_normal_colors();
#endif
}
if (varp == &T_BE && termcap_active)
{
MAY_WANT_TO_LOG_THIS;
if (*T_BE == NUL)
// When clearing t_BE we assume the user no longer wants
// bracketed paste, thus disable it by writing t_BD.
out_str(T_BD);
else
out_str(T_BE);
}
}
#ifdef FEAT_LINEBREAK
/*
* The 'showbreak' option is changed.
*/
static char *
did_set_showbreak(char_u **varp)
{
char_u *s;
for (s = *varp; *s; )
{
if (ptr2cells(s) != 1)
return e_showbreak_contains_unprintable_or_wide_character;
MB_PTR_ADV(s);
}
return NULL;
}
#endif
#ifdef FEAT_GUI
/*
* The 'guifont' option is changed.
*/
static char *
did_set_guifont(char_u *oldval UNUSED)
{
char_u *p;
char *errmsg = NULL;
if (gui.in_use)
{
p = p_guifont;
# if defined(FEAT_GUI_GTK)
// Put up a font dialog and let the user select a new value.
// If this is cancelled go back to the old value but don't
// give an error message.
if (STRCMP(p, "*") == 0)
{
p = gui_mch_font_dialog(oldval);
free_string_option(p_guifont);
p_guifont = (p != NULL) ? p : vim_strsave(oldval);
}
# endif
if (p != NULL && gui_init_font(p_guifont, FALSE) != OK)
{
# if defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_PHOTON)
if (STRCMP(p_guifont, "*") == 0)
{
// Dialog was cancelled: Keep the old value without giving
// an error message.
free_string_option(p_guifont);
p_guifont = vim_strsave(oldval);
}
else
# endif
errmsg = e_invalid_fonts;
}
}
return errmsg;
}
# ifdef FEAT_XFONTSET
/*
* The 'guifontset' option is changed.
*/
static char *
did_set_guifontset()
{
char *errmsg = NULL;
if (STRCMP(p_guifontset, "*") == 0)
errmsg = e_cant_select_fontset;
else if (gui.in_use && gui_init_font(p_guifontset, TRUE) != OK)
errmsg = e_invalid_fontset;
return errmsg;
}
# endif
/*
* The 'guifontwide' option is changed.
*/
static char *
did_set_guifontwide(void)
{
char *errmsg = NULL;
if (STRCMP(p_guifontwide, "*") == 0)
errmsg = e_cant_select_wide_font;
else if (gui_get_wide_font() == FAIL)
errmsg = e_invalid_wide_font;
return errmsg;
}
#endif
#if defined(FEAT_GUI_GTK)
static void
did_set_guiligatures(void)
{
gui_set_ligatures();
}
#endif
#ifdef FEAT_MOUSESHAPE
static char *
did_set_mouseshape(void)
{
char *errmsg = NULL;
errmsg = parse_shape_opt(SHAPE_MOUSE);
update_mouseshape(-1);
return errmsg;
}
#endif
/*
* The 'titlestring' or the 'iconstring' option is changed.
*/
static void
did_set_titleiconstring(char_u **varp UNUSED)
{
#ifdef FEAT_STL_OPT
int flagval = (varp == &p_titlestring) ? STL_IN_TITLE : STL_IN_ICON;
// NULL => statusline syntax
if (vim_strchr(*varp, '%') && check_stl_option(*varp) == NULL)
stl_syntax |= flagval;
else
stl_syntax &= ~flagval;
#endif
did_set_title();
}
#ifdef FEAT_GUI
/*
* The 'guioptions' option is changed.
*/
static void
did_set_guioptions(char_u *oldval)
{
gui_init_which_components(oldval);
}
#endif
#if defined(FEAT_GUI_TABLINE)
static void
did_set_guitablabel()
{
redraw_tabline = TRUE;
}
#endif
#if defined(UNIX) || defined(VMS)
/*
* The 'ttymouse' option is changed.
*/
static char *
did_set_ttymouse(void)
{
char *errmsg = NULL;
// Switch the mouse off before changing the escape sequences used for
// that.
mch_setmouse(FALSE);
if (opt_strings_flags(p_ttym, p_ttym_values, &ttym_flags, FALSE) != OK)
errmsg = e_invalid_argument;
else
check_mouse_termcode();
if (termcap_active)
setmouse(); // may switch it on again
return errmsg;
}
#endif
/*
* The 'selection' option is changed.
*/
static char *
did_set_selection(void)
{
if (*p_sel == NUL
|| check_opt_strings(p_sel, p_sel_values, FALSE) != OK)
return e_invalid_argument;
return NULL;
}
#ifdef FEAT_BROWSE
/*
* The 'browsedir' option is changed.
*/
static char *
did_set_browsedir(void)
{
if (check_opt_strings(p_bsdir, p_bsdir_values, FALSE) != OK
&& !mch_isdir(p_bsdir))
return e_invalid_argument;
return NULL;
}
#endif
/*
* The 'keymodel' option is changed.
*/
static char *
did_set_keymodel(void)
{
if (check_opt_strings(p_km, p_km_values, TRUE) != OK)
return e_invalid_argument;
km_stopsel = (vim_strchr(p_km, 'o') != NULL);
km_startsel = (vim_strchr(p_km, 'a') != NULL);
return NULL;
}
/*
* The 'keyprotocol' option is changed.
*/
static char *
did_set_keyprotocol(void)
{
if (match_keyprotocol(NULL) == KEYPROTOCOL_FAIL)
return e_invalid_argument;
return NULL;
}
/*
* The 'mousemodel' option is changed.
*/
static char *
did_set_mousemodel(void)
{
if (check_opt_strings(p_mousem, p_mousem_values, FALSE) != OK)
return e_invalid_argument;
#if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) && (XmVersion <= 1002)
else if (*p_mousem != *oldval)
// Changed from "extend" to "popup" or "popup_setpos" or vv: need
// to create or delete the popup menus.
gui_motif_update_mousemodel(root_menu);
#endif
return NULL;
}
/*
* The 'display' option is changed.
*/
static char *
did_set_display(void)
{
if (opt_strings_flags(p_dy, p_dy_values, &dy_flags, TRUE) != OK)
return e_invalid_argument;
(void)init_chartab();
return NULL;
}
#ifdef FEAT_SPELL
/*
* The 'spellfile' option is changed.
*/
static char *
did_set_spellfile(char_u **varp)
{
if (!valid_spellfile(*varp))
return e_invalid_argument;
// If there is a window for this buffer in which 'spell' is set load the
// wordlists.
return did_set_spell_option(TRUE);
}
/*
* The 'spell' option is changed.
*/
static char *
did_set_spell(char_u **varp)
{
if (!valid_spelllang(*varp))
return e_invalid_argument;
// If there is a window for this buffer in which 'spell' is set load the
// wordlists.
return did_set_spell_option(FALSE);
}
/*
* The 'spellcapcheck' option is changed.
*/
static char *
did_set_spellcapcheck(void)
{
// compile the regexp program.
return compile_cap_prog(curwin->w_s);
}
/*
* The 'spelloptions' option is changed.
*/
static char *
did_set_spelloptions(char_u **varp)
{
if (**varp != NUL && STRCMP("camel", *varp) != 0)
return e_invalid_argument;
return NULL;
}
/*
* The 'spellsuggest' option is changed.
*/
static char *
did_set_spellsuggest(void)
{
if (spell_check_sps() != OK)
return e_invalid_argument;
return NULL;
}
/*
* The 'mkspellmem' option is changed.
*/
static char *
did_set_mkspellmem(void)
{
if (spell_check_msm() != OK)
return e_invalid_argument;
return NULL;
}
#endif
/*
* The 'buftype' option is changed.
*/
static char *
did_set_buftype(void)
{
if (check_opt_strings(curbuf->b_p_bt, p_buftype_values, FALSE) != OK)
return e_invalid_argument;
if (curwin->w_status_height)
{
curwin->w_redr_status = TRUE;
redraw_later(UPD_VALID);
}
curbuf->b_help = (curbuf->b_p_bt[0] == 'h');
redraw_titles();
return NULL;
}
#ifdef FEAT_STL_OPT
/*
* The 'statusline' or the 'tabline' or the 'rulerformat' option is changed.
*/
static char *
did_set_statusline(char_u **varp)
{
char_u *s;
char *errmsg = NULL;
int wid;
if (varp == &p_ruf) // reset ru_wid first
ru_wid = 0;
s = *varp;
if (varp == &p_ruf && *s == '%')
{
// set ru_wid if 'ruf' starts with "%99("
if (*++s == '-') // ignore a '-'
s++;
wid = getdigits(&s);
if (wid && *s == '(' && (errmsg = check_stl_option(p_ruf)) == NULL)
ru_wid = wid;
else
errmsg = check_stl_option(p_ruf);
}
// check 'statusline' or 'tabline' only if it doesn't start with "%!"
else if (varp == &p_ruf || s[0] != '%' || s[1] != '!')
errmsg = check_stl_option(s);
if (varp == &p_ruf && errmsg == NULL)
comp_col();
return errmsg;
}
#endif
/*
* The 'complete' option is changed.
*/
static char *
did_set_complete(char_u **varp, char *errbuf)
{
char_u *s;
// check if it is a valid value for 'complete' -- Acevedo
for (s = *varp; *s;)
{
while (*s == ',' || *s == ' ')
s++;
if (!*s)
break;
if (vim_strchr((char_u *)".wbuksid]tU", *s) == NULL)
return illegal_char(errbuf, *s);
if (*++s != NUL && *s != ',' && *s != ' ')
{
if (s[-1] == 'k' || s[-1] == 's')
{
// skip optional filename after 'k' and 's'
while (*s && *s != ',' && *s != ' ')
{
if (*s == '\\' && s[1] != NUL)
++s;
++s;
}
}
else
{
if (errbuf != NULL)
{
sprintf((char *)errbuf,
_(e_illegal_character_after_chr), *--s);
return errbuf;
}
return "";
}
}
}
return NULL;
}
/*
* The 'completeopt' option is changed.
*/
static char *
did_set_completeopt(void)
{
if (check_opt_strings(p_cot, p_cot_values, TRUE) != OK)
return e_invalid_argument;
completeopt_was_set();
return NULL;
}
#ifdef BACKSLASH_IN_FILENAME
/*
* The 'completeslash' option is changed.
*/
static char *
did_set_completeslash(void)
{
if (check_opt_strings(p_csl, p_csl_values, FALSE) != OK
|| check_opt_strings(curbuf->b_p_csl, p_csl_values, FALSE) != OK)
return e_invalid_argument;
return NULL;
}
#endif
#ifdef FEAT_SIGNS
/*
* The 'signcolumn' option is changed.
*/
static char *
did_set_signcolumn(char_u **varp, char_u *oldval)
{
if (check_opt_strings(*varp, p_scl_values, FALSE) != OK)
return e_invalid_argument;
// When changing the 'signcolumn' to or from 'number', recompute the
// width of the number column if 'number' or 'relativenumber' is set.
if (((*oldval == 'n' && *(oldval + 1) == 'u')
|| (*curwin->w_p_scl == 'n' && *(curwin->w_p_scl + 1) =='u'))
&& (curwin->w_p_nu || curwin->w_p_rnu))
curwin->w_nrwidth_line_count = 0;
return NULL;
}
#endif
#if defined(FEAT_TOOLBAR) && !defined(FEAT_GUI_MSWIN)
/*
* The 'toolbar' option is changed.
*/
static char *
did_set_toolbar(void)
{
if (opt_strings_flags(p_toolbar, p_toolbar_values,
&toolbar_flags, TRUE) != OK)
return e_invalid_argument;
out_flush();
gui_mch_show_toolbar((toolbar_flags &
(TOOLBAR_TEXT | TOOLBAR_ICONS)) != 0);
return NULL;
}
#endif
#if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_GTK)
/*
* The 'toolbariconsize' option is changed. GTK+ 2 only.
*/
static char *
did_set_toolbariconsize(void)
{
if (opt_strings_flags(p_tbis, p_tbis_values, &tbis_flags, FALSE) != OK)
return e_invalid_argument;
out_flush();
gui_mch_show_toolbar((toolbar_flags &
(TOOLBAR_TEXT | TOOLBAR_ICONS)) != 0);
return NULL;
}
#endif
/*
* The 'pastetoggle' option is changed.
*/
static void
did_set_pastetoggle(void)
{
char_u *p;
// translate key codes like in a mapping
if (*p_pt)
{
(void)replace_termcodes(p_pt, &p,
REPTERM_FROM_PART | REPTERM_DO_LT, NULL);
if (p != NULL)
{
free_string_option(p_pt);
p_pt = p;
}
}
}
/*
* The 'backspace' option is changed.
*/
static char *
did_set_backspace(void)
{
if (VIM_ISDIGIT(*p_bs))
{
if (*p_bs > '3' || p_bs[1] != NUL)
return e_invalid_argument;
}
else if (check_opt_strings(p_bs, p_bs_values, TRUE) != OK)
return e_invalid_argument;
return NULL;
}
/*
* The 'tagcase' option is changed.
*/
static char *
did_set_tagcase(int opt_flags)
{
unsigned int *flags;
char_u *p;
if (opt_flags & OPT_LOCAL)
{
p = curbuf->b_p_tc;
flags = &curbuf->b_tc_flags;
}
else
{
p = p_tc;
flags = &tc_flags;
}
if ((opt_flags & OPT_LOCAL) && *p == NUL)
// make the local value empty: use the global value
*flags = 0;
else if (*p == NUL
|| opt_strings_flags(p, p_tc_values, flags, FALSE) != OK)
return e_invalid_argument;
return NULL;
}
#ifdef FEAT_DIFF
/*
* The 'diffopt' option is changed.
*/
static char *
did_set_diffopt(void)
{
if (diffopt_changed() == FAIL)
return e_invalid_argument;
return NULL;
}
#endif
#ifdef FEAT_FOLDING
/*
* The 'foldmethod' option is changed.
*/
static char *
did_set_foldmethod(char_u **varp)
{
if (check_opt_strings(*varp, p_fdm_values, FALSE) != OK
|| *curwin->w_p_fdm == NUL)
return e_invalid_argument;
foldUpdateAll(curwin);
if (foldmethodIsDiff(curwin))
newFoldLevel();
return NULL;
}
/*
* The 'foldmarker' option is changed.
*/
static char *
did_set_foldmarker(char_u **varp)
{
char_u *p;
p = vim_strchr(*varp, ',');
if (p == NULL)
return e_comma_required;
else if (p == *varp || p[1] == NUL)
return e_invalid_argument;
else if (foldmethodIsMarker(curwin))
foldUpdateAll(curwin);
return NULL;
}
/*
* The 'commentstring' option is changed.
*/
static char *
did_set_commentstring(char_u **varp)
{
if (**varp != NUL && strstr((char *)*varp, "%s") == NULL)
return e_commentstring_must_be_empty_or_contain_str;
return NULL;
}
/*
* The 'foldignore' option is changed.
*/
static void
did_set_foldignore(void)
{
if (foldmethodIsIndent(curwin))
foldUpdateAll(curwin);
}
#endif
/*
* The 'virtualedit' option is changed.
*/
static char *
did_set_virtualedit(char_u *oldval, int opt_flags)
{
char_u *ve = p_ve;
unsigned int *flags = &ve_flags;
if (opt_flags & OPT_LOCAL)
{
ve = curwin->w_p_ve;
flags = &curwin->w_ve_flags;
}
if ((opt_flags & OPT_LOCAL) && *ve == NUL)
// make the local value empty: use the global value
*flags = 0;
else
{
if (opt_strings_flags(ve, p_ve_values, flags, TRUE) != OK)
return e_invalid_argument;
else if (STRCMP(ve, oldval) != 0)
{
// Recompute cursor position in case the new 've' setting
// changes something.
validate_virtcol();
coladvance(curwin->w_virtcol);
}
}
return NULL;
}
#if defined(FEAT_CSCOPE) && defined(FEAT_QUICKFIX)
/*
* The 'cscopequickfix' option is changed.
*/
static char *
did_set_cscopequickfix(void)
{
char_u *p;
if (p_csqf == NULL)
return NULL;
p = p_csqf;
while (*p != NUL)
{
if (vim_strchr((char_u *)CSQF_CMDS, *p) == NULL
|| p[1] == NUL
|| vim_strchr((char_u *)CSQF_FLAGS, p[1]) == NULL
|| (p[2] != NUL && p[2] != ','))
return e_invalid_argument;
else if (p[2] == NUL)
break;
else
p += 3;
}
return NULL;
}
#endif
/*
* The 'cinoptions' option is changed.
*/
static void
did_set_cinoptions(void)
{
// TODO: recognize errors
parse_cino(curbuf);
}
/*
* The 'lispoptions' option is changed.
*/
static char *
did_set_lispoptions(char_u **varp)
{
if (**varp != NUL && STRCMP(*varp, "expr:0") != 0
&& STRCMP(*varp, "expr:1") != 0)
return e_invalid_argument;
return NULL;
}
#if defined(FEAT_RENDER_OPTIONS)
/*
* The 'renderoptions' option is changed.
*/
static char *
did_set_renderoptions(void)
{
if (!gui_mch_set_rendering_options(p_rop))
return e_invalid_argument;
return NULL;
}
#endif
/*
* The 'filetype' or the 'syntax' option is changed.
*/
static char *
did_set_filetype_or_syntax(
char_u **varp,
char_u *oldval,
int *value_checked,
int *value_changed)
{
if (!valid_filetype(*varp))
return e_invalid_argument;
*value_changed = STRCMP(oldval, *varp) != 0;
// Since we check the value, there is no need to set P_INSECURE,
// even when the value comes from a modeline.
*value_checked = TRUE;
return NULL;
}
#ifdef FEAT_TERMINAL
/*
* The 'termwinkey' option is changed.
*/
static char *
did_set_termwinkey(void)
{
if (*curwin->w_p_twk != NUL
&& string_to_key(curwin->w_p_twk, TRUE) == 0)
return e_invalid_argument;
return NULL;
}
/*
* The 'termwinsize' option is changed.
*/
static char *
did_set_termwinsize(void)
{
char_u *p;
if (*curwin->w_p_tws == NUL)
return NULL;
p = skipdigits(curwin->w_p_tws);
if (p == curwin->w_p_tws
|| (*p != 'x' && *p != '*')
|| *skipdigits(p + 1) != NUL)
return e_invalid_argument;
return NULL;
}
#endif
#ifdef FEAT_VARTABS
/*
* The 'varsofttabstop' option is changed.
*/
static char *
did_set_varsofttabstop(char_u **varp)
{
char_u *cp;
if (!(*varp)[0] || ((*varp)[0] == '0' && !(*varp)[1]))
{
if (curbuf->b_p_vsts_array)
{
vim_free(curbuf->b_p_vsts_array);
curbuf->b_p_vsts_array = 0;
}
}
else
{
for (cp = *varp; *cp; ++cp)
{
if (vim_isdigit(*cp))
continue;
if (*cp == ',' && cp > *varp && *(cp-1) != ',')
continue;
return e_invalid_argument;
}
int *oldarray = curbuf->b_p_vsts_array;
if (tabstop_set(*varp, &(curbuf->b_p_vsts_array)) == OK)
{
if (oldarray)
vim_free(oldarray);
}
else
return e_invalid_argument;
}
return NULL;
}
/*
* The 'vartabstop' option is changed.
*/
static char *
did_set_vartabstop(char_u **varp)
{
char_u *cp;
if (!(*varp)[0] || ((*varp)[0] == '0' && !(*varp)[1]))
{
if (curbuf->b_p_vts_array)
{
vim_free(curbuf->b_p_vts_array);
curbuf->b_p_vts_array = NULL;
}
}
else
{
for (cp = *varp; *cp; ++cp)
{
if (vim_isdigit(*cp))
continue;
if (*cp == ',' && cp > *varp && *(cp-1) != ',')
continue;
return e_invalid_argument;
}
int *oldarray = curbuf->b_p_vts_array;
if (tabstop_set(*varp, &(curbuf->b_p_vts_array)) == OK)
{
vim_free(oldarray);
# ifdef FEAT_FOLDING
if (foldmethodIsIndent(curwin))
foldUpdateAll(curwin);
# endif
}
else
return e_invalid_argument;
}
return NULL;
}
#endif
#ifdef FEAT_PROP_POPUP
/*
* The 'previewpopup' option is changed.
*/
static char *
did_set_previewpopup(void)
{
if (parse_previewpopup(NULL) == FAIL)
return e_invalid_argument;
return NULL;
}
# ifdef FEAT_QUICKFIX
/*
* The 'completepopup' option is changed.
*/
static char *
did_set_completepopup(void)
{
if (parse_completepopup(NULL) == FAIL)
return e_invalid_argument;
popup_close_info();
return NULL;
}
# endif
#endif
#ifdef FEAT_EVAL
/*
* One of the '*expr' options is changed: 'balloonexpr', 'diffexpr',
* 'foldexpr', 'foldtext', 'formatexpr', 'includeexpr', 'indentexpr',
* 'patchexpr', 'printexpr' and 'charconvert'.
*
*/
static void
did_set_optexpr(char_u **varp)
{
// If the option value starts with <SID> or s:, then replace that with
// the script identifier.
char_u *name = get_scriptlocal_funcname(*varp);
if (name != NULL)
{
free_string_option(*varp);
*varp = name;
}
# ifdef FEAT_FOLDING
if (varp == &curwin->w_p_fde && foldmethodIsExpr(curwin))
foldUpdateAll(curwin);
# endif
}
#endif
/*
* An option which is a list of flags is set. Valid values are in 'flags'.
*/
static char *
did_set_option_listflag(char_u **varp, char_u *flags, char *errbuf)
{
char_u *s;
for (s = *varp; *s; ++s)
if (vim_strchr(flags, *s) == NULL)
return illegal_char(errbuf, *s);
return NULL;
}
#ifdef FEAT_SYN_HL
/*
* When the 'syntax' option is set, load the syntax of that name.
*/
static void
do_syntax_autocmd(int value_changed)
{
static int syn_recursive = 0;
++syn_recursive;
// Only pass TRUE for "force" when the value changed or not used
// recursively, to avoid endless recurrence.
apply_autocmds(EVENT_SYNTAX, curbuf->b_p_syn, curbuf->b_fname,
value_changed || syn_recursive == 1, curbuf);
curbuf->b_flags |= BF_SYN_SET;
--syn_recursive;
}
#endif
/*
* When the 'filetype' option is set, trigger the FileType autocommand.
*/
static void
do_filetype_autocmd(char_u **varp, int opt_flags, int value_changed)
{
// Skip this when called from a modeline and the filetype was already set
// to this value.
if ((opt_flags & OPT_MODELINE) && !value_changed)
return;
static int ft_recursive = 0;
int secure_save = secure;
// Reset the secure flag, since the value of 'filetype' has
// been checked to be safe.
secure = 0;
++ft_recursive;
did_filetype = TRUE;
// Only pass TRUE for "force" when the value changed or not
// used recursively, to avoid endless recurrence.
apply_autocmds(EVENT_FILETYPE, curbuf->b_p_ft, curbuf->b_fname,
value_changed || ft_recursive == 1, curbuf);
--ft_recursive;
// Just in case the old "curbuf" is now invalid.
if (varp != &(curbuf->b_p_ft))
varp = NULL;
secure = secure_save;
}
#ifdef FEAT_SPELL
/*
* When the 'spelllang' option is set, source the spell/LANG.vim file in
* 'runtimepath'.
*/
static void
do_spelllang_source(void)
{
char_u fname[200];
char_u *p;
char_u *q = curwin->w_s->b_p_spl;
// Skip the first name if it is "cjk".
if (STRNCMP(q, "cjk,", 4) == 0)
q += 4;
// They could set 'spellcapcheck' depending on the language. Use the first
// name in 'spelllang' up to '_region' or '.encoding'.
for (p = q; *p != NUL; ++p)
if (!ASCII_ISALNUM(*p) && *p != '-')
break;
if (p > q)
{
vim_snprintf((char *)fname, 200, "spell/%.*s.vim",
(int)(p - q), q);
source_runtime(fname, DIP_ALL);
}
}
#endif
/*
* Handle string options that need some action to perform when changed.
* The new value must be allocated.
* Returns NULL for success, or an untranslated error message for an error.
*/
char *
did_set_string_option(
int opt_idx, // index in options[] table
char_u **varp, // pointer to the option variable
char_u *oldval, // previous value of the option
char *errbuf, // buffer for errors, or NULL
int opt_flags, // OPT_LOCAL and/or OPT_GLOBAL
int *value_checked) // value was checked to be safe, no
// need to set P_INSECURE
{
char *errmsg = NULL;
int did_chartab = FALSE;
char_u **gvarp;
long_u free_oldval = (get_option_flags(opt_idx) & P_ALLOCED);
#ifdef FEAT_GUI
// set when changing an option that only requires a redraw in the GUI
int redraw_gui_only = FALSE;
#endif
int value_changed = FALSE;
int did_swaptcap = FALSE;
// Get the global option to compare with, otherwise we would have to check
// two values for all local options.
gvarp = (char_u **)get_option_varp_scope(opt_idx, OPT_GLOBAL);
// Disallow changing some options from secure mode
if ((secure
#ifdef HAVE_SANDBOX
|| sandbox != 0
#endif
) && (get_option_flags(opt_idx) & P_SECURE))
errmsg = e_not_allowed_here;
// Check for a "normal" directory or file name in some options.
else if (check_illegal_path_names(opt_idx, varp))
errmsg = e_invalid_argument;
else if (varp == &T_NAME) // 'term'
errmsg = did_set_term(&opt_idx, &free_oldval);
else if (gvarp == &p_bkc) // 'backupcopy'
errmsg = did_set_backupcopy(oldval, opt_flags);
else if ( varp == &p_bex // 'backupext'
|| varp == &p_pm) // 'patchmode'
errmsg = did_set_backupext_or_patchmode();
#ifdef FEAT_LINEBREAK
else if (varp == &curwin->w_p_briopt) // 'breakindentopt'
errmsg = did_set_breakindentopt();
#endif
else if ( varp == &p_isi // 'isident'
|| varp == &(curbuf->b_p_isk) // 'iskeyword'
|| varp == &p_isp // 'isprint'
|| varp == &p_isf) // 'isfname'
errmsg = did_set_isopt(&did_chartab);
else if (varp == &p_hf) // 'helpfile'
did_set_helpfile();
#ifdef FEAT_SYN_HL
else if ( varp == &curwin->w_p_culopt // 'cursorlineopt'
|| gvarp == &curwin->w_allbuf_opt.wo_culopt)
errmsg = did_set_cursorlineopt(varp);
else if (varp == &curwin->w_p_cc) // 'colorcolumn'
errmsg = check_colorcolumn(curwin);
#endif
#ifdef FEAT_MULTI_LANG
else if (varp == &p_hlg) // 'helplang'
errmsg = did_set_helplang();
#endif
else if (varp == &p_hl) // 'highlight'
errmsg = did_set_highlight();
else if (gvarp == &p_nf) // 'nrformats'
errmsg = did_set_opt_strings(*varp, p_nf_values, TRUE);
#ifdef FEAT_SESSION
else if (varp == &p_ssop) // 'sessionoptions'
errmsg = did_set_sessionoptions(oldval);
else if (varp == &p_vop) // 'viewoptions'
errmsg = did_set_opt_flags(p_vop, p_ssop_values, &vop_flags, TRUE);
#endif
else if (varp == &p_sbo) // 'scrollopt'
errmsg = did_set_opt_strings(p_sbo, p_scbopt_values, TRUE);
else if ( varp == &p_ambw // 'ambiwidth'
|| varp == &p_emoji) // 'emoji'
errmsg = did_set_ambiwidth();
else if (varp == &p_bg) // 'background'
errmsg = did_set_background();
else if (varp == &p_wim) // 'wildmode'
errmsg = did_set_wildmode();
else if (varp == &p_wop) // 'wildoptions'
errmsg = did_set_opt_strings(p_wop, p_wop_values, TRUE);
#ifdef FEAT_WAK
else if (varp == &p_wak) // 'winaltkeys'
errmsg = did_set_winaltkeys();
#endif
else if (varp == &p_ei) // 'eventignore'
errmsg = did_set_eventignore();
else if ( varp == &p_enc // 'encoding'
|| gvarp == &p_fenc // 'fileencoding'
|| varp == &p_tenc // 'termencoding'
|| gvarp == &p_menc) // 'makeencoding'
errmsg = did_set_encoding(varp, gvarp, opt_flags);
#if defined(FEAT_POSTSCRIPT)
else if (varp == &p_penc) // 'printencoding'
did_set_printencoding();
#endif
#if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
else if (varp == &p_imak) // 'imactivatekey'
errmsg = did_set_imactivatekey();
#endif
#ifdef FEAT_KEYMAP
else if (varp == &curbuf->b_p_keymap) // 'keymap'
errmsg = did_set_keymap(varp, opt_flags, value_checked);
#endif
else if (gvarp == &p_ff) // 'fileformat'
errmsg = did_set_fileformat(varp, oldval, opt_flags);
else if (varp == &p_ffs) // 'fileformats'
errmsg = did_set_fileformats();
#if defined(FEAT_CRYPT)
else if (gvarp == &p_key) // 'cryptkey'
did_set_cryptkey(oldval);
else if (gvarp == &p_cm) // 'cryptmethod'
errmsg = did_set_cryptmethod(oldval, opt_flags);
#endif
else if (gvarp == &p_mps) // 'matchpairs'
errmsg = did_set_matchpairs(varp);
else if (gvarp == &p_com) // 'comments'
errmsg = did_set_comments(varp, errbuf);
else if ( varp == &p_lcs // global 'listchars'
|| varp == &p_fcs) // global 'fillchars'
errmsg = did_set_global_listfillchars(varp, opt_flags);
else if (varp == &curwin->w_p_lcs) // local 'listchars'
errmsg = set_chars_option(curwin, varp, TRUE);
else if (varp == &curwin->w_p_fcs) // local 'fillchars'
errmsg = set_chars_option(curwin, varp, TRUE);
else if (varp == &p_cedit) // 'cedit'
errmsg = check_cedit();
else if (varp == &p_vfile) // 'verbosefile'
errmsg = did_set_verbosefile();
#ifdef FEAT_VIMINFO
else if (varp == &p_viminfo) // 'viminfo'
errmsg = did_set_viminfo(errbuf);
#endif // FEAT_VIMINFO
// terminal options
else if (istermoption_idx(opt_idx) && full_screen)
did_set_term_option(varp, &did_swaptcap);
#ifdef FEAT_LINEBREAK
else if (gvarp == &p_sbr) // 'showbreak'
errmsg = did_set_showbreak(varp);
#endif
#ifdef FEAT_GUI
else if (varp == &p_guifont) // 'guifont'
{
errmsg = did_set_guifont(oldval);
redraw_gui_only = TRUE;
}
# ifdef FEAT_XFONTSET
else if (varp == &p_guifontset) // 'guifontset'
{
errmsg = did_set_guifontset();
redraw_gui_only = TRUE;
}
# endif
else if (varp == &p_guifontwide) // 'guifontwide'
{
errmsg = did_set_guifontwide();
redraw_gui_only = TRUE;
}
#endif
#if defined(FEAT_GUI_GTK)
else if (varp == &p_guiligatures) // 'guiligatures'
{
did_set_guiligatures();
redraw_gui_only = TRUE;
}
#endif
#ifdef CURSOR_SHAPE
else if (varp == &p_guicursor) // 'guicursor'
errmsg = parse_shape_opt(SHAPE_CURSOR);
#endif
#ifdef FEAT_MOUSESHAPE
else if (varp == &p_mouseshape) // 'mouseshape'
errmsg = did_set_mouseshape();
#endif
#ifdef FEAT_PRINTER
else if (varp == &p_popt) // 'printoptions'
errmsg = parse_printoptions();
# if defined(FEAT_POSTSCRIPT)
else if (varp == &p_pmfn) // 'printmbfont'
errmsg = parse_printmbfont();
# endif
#endif
#ifdef FEAT_LANGMAP
else if (varp == &p_langmap) // 'langmap'
langmap_set();
#endif
#ifdef FEAT_LINEBREAK
else if (varp == &p_breakat) // 'breakat'
fill_breakat_flags();
#endif
else if ( varp == &p_titlestring // 'titlestring'
|| varp == &p_iconstring) // 'iconstring'
did_set_titleiconstring(varp);
#ifdef FEAT_GUI
else if (varp == &p_go) // 'guioptions'
{
did_set_guioptions(oldval);
redraw_gui_only = TRUE;
}
#endif
#if defined(FEAT_GUI_TABLINE)
else if (varp == &p_gtl) // 'guitablabel'
{
did_set_guitablabel();
redraw_gui_only = TRUE;
}
else if (varp == &p_gtt) // 'guitabtooltip'
redraw_gui_only = TRUE;
#endif
#if defined(UNIX) || defined(VMS)
else if (varp == &p_ttym) // 'ttymouse'
errmsg = did_set_ttymouse();
#endif
else if (varp == &p_sel) // 'selection'
errmsg = did_set_selection();
else if (varp == &p_slm) // 'selectmode'
errmsg = did_set_opt_strings(p_slm, p_slm_values, TRUE);
#ifdef FEAT_BROWSE
else if (varp == &p_bsdir) // 'browsedir'
errmsg = did_set_browsedir();
#endif
else if (varp == &p_km) // 'keymodel'
errmsg = did_set_keymodel();
else if (varp == &p_kpc) // 'keyprotocol'
errmsg = did_set_keyprotocol();
else if (varp == &p_mousem) // 'mousemodel'
errmsg = did_set_mousemodel();
else if (varp == &p_swb) // 'switchbuf'
errmsg = did_set_opt_flags(p_swb, p_swb_values, &swb_flags, TRUE);
else if (varp == &p_spk) // 'splitkeep'
errmsg = did_set_opt_strings(p_spk, p_spk_values, FALSE);
else if (varp == &p_debug) // 'debug'
errmsg = did_set_opt_strings(p_debug, p_debug_values, TRUE);
else if (varp == &p_dy) // 'display'
errmsg = did_set_display();
else if (varp == &p_ead) // 'eadirection'
errmsg = did_set_opt_strings(p_ead, p_ead_values, FALSE);
#ifdef FEAT_CLIPBOARD
else if (varp == &p_cb) // 'clipboard'
errmsg = check_clipboard_option();
#endif
#ifdef FEAT_SPELL
else if (varp == &(curwin->w_s->b_p_spf)) // 'spellfile'
errmsg = did_set_spellfile(varp);
else if (varp == &(curwin->w_s->b_p_spl)) // 'spell'
errmsg = did_set_spell(varp);
else if (varp == &(curwin->w_s->b_p_spc)) // 'spellcapcheck'
errmsg = did_set_spellcapcheck();
else if (varp == &(curwin->w_s->b_p_spo)) // 'spelloptions'
errmsg = did_set_spelloptions(varp);
else if (varp == &p_sps) // 'spellsuggest'
errmsg = did_set_spellsuggest();
else if (varp == &p_msm) // 'mkspellmem'
errmsg = did_set_mkspellmem();
#endif
else if (gvarp == &p_bh) // 'bufhidden'
errmsg = did_set_opt_strings(curbuf->b_p_bh, p_bufhidden_values,
FALSE);
else if (gvarp == &p_bt) // 'buftype'
errmsg = did_set_buftype();
#ifdef FEAT_STL_OPT
else if ( gvarp == &p_stl // 'statusline'
|| varp == &p_tal // 'tabline'
|| varp == &p_ruf) // 'rulerformat'
errmsg = did_set_statusline(varp);
#endif
else if (gvarp == &p_cpt) // 'complete'
errmsg = did_set_complete(varp, errbuf);
else if (varp == &p_cot) // 'completeopt'
errmsg = did_set_completeopt();
#ifdef BACKSLASH_IN_FILENAME
else if (gvarp == &p_csl) // 'completeslash'
errmsg = did_set_completeslash();
#endif
#ifdef FEAT_SIGNS
else if (varp == &curwin->w_p_scl) // 'signcolumn'
errmsg = did_set_signcolumn(varp, oldval);
#endif
else if (varp == &p_sloc) // 'showcmdloc'
errmsg = did_set_opt_strings(p_sloc, p_sloc_values, FALSE);
#if defined(FEAT_TOOLBAR) && !defined(FEAT_GUI_MSWIN)
else if (varp == &p_toolbar) // 'toolbar'
errmsg = did_set_toolbar();
#endif
#if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_GTK)
else if (varp == &p_tbis) // 'toolbariconsize'
errmsg = did_set_toolbariconsize();
#endif
else if (varp == &p_pt) // 'pastetoggle'
did_set_pastetoggle();
else if (varp == &p_bs) // 'backspace'
errmsg = did_set_backspace();
else if (varp == &p_bo) // 'belloff'
errmsg = did_set_opt_flags(p_bo, p_bo_values, &bo_flags, TRUE);
else if (gvarp == &p_tc) // 'tagcase'
errmsg = did_set_tagcase(opt_flags);
else if (varp == &p_cmp) // 'casemap'
errmsg = did_set_opt_flags(p_cmp, p_cmp_values, &cmp_flags, TRUE);
#ifdef FEAT_DIFF
else if (varp == &p_dip) // 'diffopt'
errmsg = did_set_diffopt();
#endif
#ifdef FEAT_FOLDING
else if (gvarp == &curwin->w_allbuf_opt.wo_fdm) // 'foldmethod'
errmsg = did_set_foldmethod(varp);
else if (gvarp == &curwin->w_allbuf_opt.wo_fmr) // 'foldmarker'
errmsg = did_set_foldmarker(varp);
else if (gvarp == &p_cms) // 'commentstring'
errmsg = did_set_commentstring(varp);
else if (varp == &p_fdo) // 'foldopen'
errmsg = did_set_opt_flags(p_fdo, p_fdo_values, &fdo_flags, TRUE);
else if (varp == &p_fcl) // 'foldclose'
errmsg = did_set_opt_strings(p_fcl, p_fcl_values, TRUE);
else if (gvarp == &curwin->w_allbuf_opt.wo_fdi) // 'foldignore'
did_set_foldignore();
#endif
else if (gvarp == &p_ve) // 'virtualedit'
errmsg = did_set_virtualedit(oldval, opt_flags);
#if defined(FEAT_CSCOPE) && defined(FEAT_QUICKFIX)
else if (varp == &p_csqf) // 'cscopequickfix'
errmsg = did_set_cscopequickfix();
#endif
else if (gvarp == &p_cino) // 'cinoptions'
did_set_cinoptions();
else if (gvarp == &p_lop) // 'lispoptions'
errmsg = did_set_lispoptions(varp);
#if defined(FEAT_RENDER_OPTIONS)
else if (varp == &p_rop) // 'renderoptions'
errmsg = did_set_renderoptions();
#endif
else if (gvarp == &p_ft) // 'filetype'
errmsg = did_set_filetype_or_syntax(varp, oldval, value_checked,
&value_changed);
#ifdef FEAT_SYN_HL
else if (gvarp == &p_syn) // 'syntax'
errmsg = did_set_filetype_or_syntax(varp, oldval, value_checked,
&value_changed);
#endif
#ifdef FEAT_TERMINAL
else if (varp == &curwin->w_p_twk) // 'termwinkey'
errmsg = did_set_termwinkey();
else if (varp == &curwin->w_p_tws) // 'termwinsize'
errmsg = did_set_termwinsize();
else if (varp == &curwin->w_p_wcr) // 'wincolor'
term_update_wincolor(curwin);
# if defined(MSWIN)
else if (varp == &p_twt) // 'termwintype'
errmsg = did_set_opt_strings(p_twt, p_twt_values, FALSE);
# endif
#endif
#ifdef FEAT_VARTABS
else if (varp == &(curbuf->b_p_vsts)) // 'varsofttabstop'
errmsg = did_set_varsofttabstop(varp);
else if (varp == &(curbuf->b_p_vts)) // 'vartabstop'
errmsg = did_set_vartabstop(varp);
#endif
#ifdef FEAT_PROP_POPUP
else if (varp == &p_pvp) // 'previewpopup'
errmsg = did_set_previewpopup();
# ifdef FEAT_QUICKFIX
else if (varp == &p_cpp) // 'completepopup'
errmsg = did_set_completepopup();
# endif
#endif
#ifdef FEAT_EVAL
else if (
# ifdef FEAT_BEVAL
varp == &p_bexpr || // 'balloonexpr'
# endif
# ifdef FEAT_DIFF
varp == &p_dex || // 'diffexpr'
# endif
# ifdef FEAT_FOLDING
gvarp == &curwin->w_allbuf_opt.wo_fde || // 'foldexpr'
gvarp == &curwin->w_allbuf_opt.wo_fdt || // 'foldtext'
# endif
gvarp == &p_fex || // 'formatexpr'
# ifdef FEAT_FIND_ID
gvarp == &p_inex || // 'includeexpr'
# endif
gvarp == &p_inde || // 'indentexpr'
# ifdef FEAT_DIFF
varp == &p_pex || // 'patchexpr'
# endif
# ifdef FEAT_POSTSCRIPT
varp == &p_pexpr || // 'printexpr'
# endif
varp == &p_ccv) // 'charconvert'
did_set_optexpr(varp);
#endif
#ifdef FEAT_COMPL_FUNC
else if (gvarp == &p_cfu) // 'completefunc'
errmsg = set_completefunc_option();
else if (gvarp == &p_ofu) // 'omnifunc'
errmsg = set_omnifunc_option();
else if (gvarp == &p_tsrfu) // 'thesaurusfunc'
errmsg = set_thesaurusfunc_option();
#endif
#if defined(FEAT_EVAL) && \
(defined(FEAT_XIM) || defined(IME_WITHOUT_XIM) || defined(VIMDLL))
else if (gvarp == &p_imaf) // 'imactivatefunc'
errmsg = set_imactivatefunc_option();
else if (gvarp == &p_imsf) // 'imstatusfunc'
errmsg = set_imstatusfunc_option();
#endif
else if (varp == &p_opfunc) // 'operatorfunc'
errmsg = set_operatorfunc_option();
#ifdef FEAT_QUICKFIX
else if (varp == &p_qftf) // 'quickfixtextfunc'
errmsg = qf_process_qftf_option();
#endif
#ifdef FEAT_EVAL
else if (gvarp == &p_tfu) // 'tagfunc'
errmsg = set_tagfunc_option();
#endif
else if (varp == &p_ww) // 'whichwrap'
errmsg = did_set_option_listflag(varp, (char_u *)WW_ALL, errbuf);
else if (varp == &p_shm) // 'shortmess'
errmsg = did_set_option_listflag(varp, (char_u *)SHM_ALL, errbuf);
else if (varp == &(p_cpo)) // 'cpoptions'
errmsg = did_set_option_listflag(varp, (char_u *)CPO_ALL, errbuf);
else if (varp == &(curbuf->b_p_fo)) // 'formatoptions'
errmsg = did_set_option_listflag(varp, (char_u *)FO_ALL, errbuf);
#ifdef FEAT_CONCEAL
else if (varp == &curwin->w_p_cocu) // 'concealcursor'
errmsg = did_set_option_listflag(varp, (char_u *)COCU_ALL, errbuf);
#endif
else if (varp == &p_mouse) // 'mouse'
errmsg = did_set_option_listflag(varp, (char_u *)MOUSE_ALL, errbuf);
#if defined(FEAT_GUI)
else if (varp == &p_go) // 'guioptions'
errmsg = did_set_option_listflag(varp, (char_u *)GO_ALL, errbuf);
#endif
// If an error is detected, restore the previous value.
if (errmsg != NULL)
{
free_string_option(*varp);
*varp = oldval;
// When resetting some values, need to act on it.
if (did_chartab)
(void)init_chartab();
if (varp == &p_hl)
(void)highlight_changed();
}
else
{
#ifdef FEAT_EVAL
// Remember where the option was set.
set_option_sctx_idx(opt_idx, opt_flags, current_sctx);
#endif
// Free string options that are in allocated memory.
// Use "free_oldval", because recursiveness may change the flags under
// our fingers (esp. init_highlight()).
if (free_oldval)
free_string_option(oldval);
set_option_flag(opt_idx, P_ALLOCED);
if ((opt_flags & (OPT_LOCAL | OPT_GLOBAL)) == 0
&& is_global_local_option(opt_idx))
{
// global option with local value set to use global value; free
// the local value and make it empty
char_u *p = get_option_varp_scope(opt_idx, OPT_LOCAL);
free_string_option(*(char_u **)p);
*(char_u **)p = empty_option;
}
// May set global value for local option.
else if (!(opt_flags & OPT_LOCAL) && opt_flags != OPT_GLOBAL)
set_string_option_global(opt_idx, varp);
// Trigger the autocommand only after setting the flags.
#ifdef FEAT_SYN_HL
if (varp == &(curbuf->b_p_syn))
do_syntax_autocmd(value_changed);
#endif
else if (varp == &(curbuf->b_p_ft))
do_filetype_autocmd(varp, opt_flags, value_changed);
#ifdef FEAT_SPELL
if (varp == &(curwin->w_s->b_p_spl))
do_spelllang_source();
#endif
}
if (varp == &p_mouse)
{
if (*p_mouse == NUL)
mch_setmouse(FALSE); // switch mouse off
else
setmouse(); // in case 'mouse' changed
}
#if defined(FEAT_LUA) || defined(PROTO)
if (varp == &p_rtp)
update_package_paths_in_lua();
#endif
#if defined(FEAT_LINEBREAK)
// Changing Formatlistpattern when briopt includes the list setting:
// redraw
if ((varp == &p_flp || varp == &(curbuf->b_p_flp))
&& curwin->w_briopt_list)
redraw_all_later(UPD_NOT_VALID);
#endif
if (curwin->w_curswant != MAXCOL
&& (get_option_flags(opt_idx) & (P_CURSWANT | P_RALL)) != 0)
curwin->w_set_curswant = TRUE;
if ((opt_flags & OPT_NO_REDRAW) == 0)
{
#ifdef FEAT_GUI
// check redraw when it's not a GUI option or the GUI is active.
if (!redraw_gui_only || gui.in_use)
#endif
check_redraw(get_option_flags(opt_idx));
}
#if defined(FEAT_VTP) && defined(FEAT_TERMGUICOLORS)
if (did_swaptcap)
{
set_termname((char_u *)"win32");
init_highlight(TRUE, FALSE);
}
#endif
return errmsg;
}
/*
* Check an option that can be a range of string values.
*
* Return OK for correct value, FAIL otherwise.
* Empty is always OK.
*/
static int
check_opt_strings(
char_u *val,
char **values,
int list) // when TRUE: accept a list of values
{
return opt_strings_flags(val, values, NULL, list);
}
/*
* Handle an option that can be a range of string values.
* Set a flag in "*flagp" for each string present.
*
* Return OK for correct value, FAIL otherwise.
* Empty is always OK.
*/
static int
opt_strings_flags(
char_u *val, // new value
char **values, // array of valid string values
unsigned *flagp,
int list) // when TRUE: accept a list of values
{
int i;
int len;
unsigned new_flags = 0;
while (*val)
{
for (i = 0; ; ++i)
{
if (values[i] == NULL) // val not found in values[]
return FAIL;
len = (int)STRLEN(values[i]);
if (STRNCMP(values[i], val, len) == 0
&& ((list && val[len] == ',') || val[len] == NUL))
{
val += len + (val[len] == ',');
new_flags |= (1 << i);
break; // check next item in val list
}
}
}
if (flagp != NULL)
*flagp = new_flags;
return OK;
}
/*
* return OK if "p" is a valid fileformat name, FAIL otherwise.
*/
int
check_ff_value(char_u *p)
{
return check_opt_strings(p, p_ff_values, FALSE);
}
/*
* Save the acutal shortmess Flags and clear them
* temporarily to avoid that file messages
* overwrites any output from the following commands.
*
* Caller must make sure to first call save_clear_shm_value() and then
* restore_shm_value() exactly the same number of times.
*/
void
save_clear_shm_value()
{
if (STRLEN(p_shm) >= SHM_LEN)
{
iemsg(e_internal_error_shortmess_too_long);
return;
}
if (++set_shm_recursive == 1)
{
STRCPY(shm_buf, p_shm);
set_option_value_give_err((char_u *)"shm", 0L, (char_u *)"", 0);
}
}
/*
* Restore the shortmess Flags set from the save_clear_shm_value() function.
*/
void
restore_shm_value()
{
if (--set_shm_recursive == 0)
{
set_option_value_give_err((char_u *)"shm", 0L, shm_buf, 0);
vim_memset(shm_buf, 0, SHM_LEN);
}
}