patch 9.1.1159: $MYVIMDIR may not always be set
Problem: $MYVIMDIR may not always be set (after 9.1.0718)
(sandwm)
Solution: always set $MYVIMDIR to first item in runtimepath
(except when using --clean), update it when changing &rtp
fixes: #16609
closes: #16709
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/starting.txt b/runtime/doc/starting.txt
index 94ed836..ccedc1a 100644
--- a/runtime/doc/starting.txt
+++ b/runtime/doc/starting.txt
@@ -1,4 +1,4 @@
-*starting.txt* For Vim version 9.1. Last change: 2024 Dec 19
+*starting.txt* For Vim version 9.1. Last change: 2025 Feb 27
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -828,8 +828,9 @@
easy to copy it to another system.
If Vim was started with "-u filename", the file "filename" is used.
- All following initializations until 4. are skipped. $MYVIMRC and
- $MYVIMDIR are not set.
+ All following initializations until 4. are skipped. `$MYVIMRC` and
+ `$MYVIMDIR` are not set (but `$MYVIMDIR` will be set, if 'rtp' is
+ updated).
"vim -u NORC" can be used to skip these initializations without
reading a file. "vim -u NONE" also skips loading plugins. |-u|
@@ -850,9 +851,9 @@
*VIMINIT* *.vimrc* *_vimrc* *EXINIT* *.exrc* *_exrc*
*$MYVIMRC* *$MYVIMDIR*
c. Five places are searched for initializations. The first that exists
- is used, the others are ignored. The $MYVIMRC environment variable is
- set to the file that was first found, unless $MYVIMRC was already set
- and when using VIMINIT. The $MYVIMDIR environment variable is
+ is used, the others are ignored. The `$MYVIMRC` environment variable is
+ set to the file that was first found, unless `$MYVIMRC` was already set
+ when using VIMINIT. The `$MYVIMDIR` environment variable is
set to the personal 'rtp' directory, however it is not verified
that the directory actually exists.
I The environment variable VIMINIT (see also |compatible-default|) (*)
@@ -973,9 +974,10 @@
The |v:vim_did_enter| variable is set to 1.
The |VimEnter| autocommands are executed.
-The $MYVIMRC or $MYGVIMRC environment variable will be set to the first found
-vimrc and/or gvimrc file while $MYVIMDIR is set to the users personal runtime
-directory 'rtp' (typically the first entry in 'runtimepath').
+The `$MYVIMRC` or `$MYGVIMRC` environment variable will be set to the first found
+vimrc and/or gvimrc file while `$MYVIMDIR` is set to the users personal runtime
+directory 'rtp' (typically the first entry in 'runtimepath'). If 'rtp'
+changes, `$MYVIMDIR` will be updated.
Note: These environment variables resolve symbolic links, but 'rtp' does not.
diff --git a/src/option.c b/src/option.c
index 60e1cf0..fa34546 100644
--- a/src/option.c
+++ b/src/option.c
@@ -8418,55 +8418,6 @@
if (p != NULL)
{
vim_setenv(envname, p);
- if (vim_getenv((char_u *)"MYVIMDIR", &dofree) == NULL)
- {
- size_t usedlen = 0;
- size_t len = 0;
- char_u *fbuf = NULL;
-
- if (STRNCMP(gettail(fname), ".vimrc", 6) == 0)
- {
- len = STRLEN(p) - 2;
- p[len] = '/';
- }
- else if (STRNCMP(gettail(fname), ".gvimrc", 7) == 0)
- {
- len = STRLEN(p);
- char_u *buf = alloc(len);
- if (buf != NULL)
- {
- mch_memmove(buf, fname, len - 7);
- mch_memmove(buf + len - 7, (char_u *)".vim/", 5);
- len -= 2; // decrement len, so that we can set len+1 = NUL below
- vim_free(p);
- p = buf;
- }
- }
-#ifdef MSWIN
- else if (STRNCMP(gettail(fname), "_vimrc", 6) == 0)
- {
- len = STRLEN(p) + 4; // remove _vimrc, add vimfiles/
- char_u *buf = alloc(len);
- if (buf != NULL)
- {
- mch_memmove(buf, fname, len - 10);
- mch_memmove(buf + len - 10, (char_u *)"vimfiles\\", 9);
- len -= 2; // decrement len, so that we can set len+1 = NUL below
- vim_free(p);
- p = buf;
- }
- }
-#endif
- else
- (void)modify_fname((char_u *)":h", FALSE, &usedlen, &p, &fbuf, &len);
-
- if (p != NULL)
- {
- // keep the directory separator
- p[len + 1] = NUL;
- vim_setenv((char_u *)"MYVIMDIR", p);
- }
- }
vim_free(p);
}
}
diff --git a/src/optionstr.c b/src/optionstr.c
index f912e30..02806b6 100644
--- a/src/optionstr.c
+++ b/src/optionstr.c
@@ -135,6 +135,7 @@
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);
+static void export_myvimdir(void);
/*
* After setting various option values: recompute variables that depend on
@@ -4652,10 +4653,13 @@
setmouse(); // in case 'mouse' changed
}
-#if defined(FEAT_LUA) || defined(PROTO)
if (varp == &p_rtp)
+ {
+ export_myvimdir();
+#if defined(FEAT_LUA) || defined(PROTO)
update_package_paths_in_lua();
#endif
+ }
#if defined(FEAT_LINEBREAK)
// Changing Formatlistpattern when briopt includes the list setting:
@@ -4809,3 +4813,37 @@
vim_memset(shm_buf, 0, SHM_LEN);
}
}
+
+/*
+ * Export the environment variable $MYVIMDIR to the first item in runtimepath
+ */
+ static void
+export_myvimdir()
+{
+ int dofree = FALSE;
+ char_u *p;
+ char_u *q = p_rtp;
+ char_u *buf = alloc(MAXPATHL);
+
+ if (buf == NULL)
+ return;
+
+ (void)copy_option_part(&q, buf, MAXPATHL, ",");
+
+ p = vim_getenv((char_u *)"MYVIMDIR", &dofree);
+
+ if (p == NULL || STRCMP(p, buf) != 0)
+ {
+ add_pathsep(buf);
+#ifdef MSWIN
+ // normalize path separators
+ for (q = buf; *q != NUL; q++)
+ if (*q == '/')
+ *q = '\\';
+#endif
+ vim_setenv((char_u *)"MYVIMDIR", buf);
+ }
+ if (dofree)
+ vim_free(p);
+ vim_free(buf);
+}
diff --git a/src/testdir/test_xdg.vim b/src/testdir/test_xdg.vim
index d4c1d22..15f82e2 100644
--- a/src/testdir/test_xdg.vim
+++ b/src/testdir/test_xdg.vim
@@ -150,6 +150,19 @@
call system($'{vimcmd} -S Xscript')
call assert_equal([], readfile('Xresult'))
+ " Test for $MYVIMDIR changes when updating runtimepath
+ let lines =<< trim END
+ let msg = $'HOME="{$HOME}", XDG_CONFIG_HOME="{$XDG_CONFIG_HOME}" rtp-prepend'
+ set rtp^=/non-existing
+ call assert_match('XfakeHOME/xdg/vim/vimrc', $MYVIMRC, msg)
+ call assert_match('/non-existing', $MYVIMDIR, msg)
+ call writefile(v:errors, 'Xresult')
+ quit
+ END
+ call writefile(lines, 'Xscript', 'D')
+ call system($'{vimcmd} -S Xscript')
+ call assert_equal([], readfile('Xresult'))
+
call delete(rc4)
unlet $XDG_CONFIG_HOME
endfunc
@@ -267,13 +280,14 @@
call delete(rc2)
" Test for ~/.config/vim/gvimrc
+ " MYVIMDIR is only set to ~/config/.vim if ~/.config/vim/vimrc exists!
let lines =<< trim END
" Ignore the "failed to create input context" error.
call test_ignore_error('E285')
gui -f
let msg = $'HOME="{$HOME}", ~="{expand("~")}"'
call assert_match('Xhome/\.config/vim/gvimrc', $MYGVIMRC, msg)
- call assert_match('Xhome/\.config/vim/', $MYVIMDIR, msg)
+ call assert_match('Xhome/\.vim/', $MYVIMDIR, msg)
call filter(g:, {idx, _ -> idx =~ '^rc'})
call assert_equal(#{rc_three: 'three', rc: '.config/vim/gvimrc'}, g:)
call writefile(v:errors, 'Xresult')
@@ -286,6 +300,7 @@
call delete(rc3)
" Test for ~/xdg/vim/gvimrc
+ " MYVIMDIR is only set to ~/xdg/vim if ~/xdg/vim/vimrc exists!
let $XDG_CONFIG_HOME=expand('~/xdg/')
let lines =<< trim END
" Ignore the "failed to create input context" error.
@@ -293,7 +308,7 @@
gui -f
let msg = $'HOME="{$HOME}", XDG_CONFIG_HOME="{$XDG_CONFIG_HOME}"'
call assert_match('Xhome/xdg/vim/gvimrc', $MYGVIMRC, msg)
- call assert_match('Xhome/xdg/vim/', $MYVIMDIR, msg)
+ call assert_match('Xhome/\.vim/', $MYVIMDIR, msg)
call filter(g:, {idx, _ -> idx =~ '^rc'})
call assert_equal(#{rc_four: 'four', rc: 'xdg/vim/gvimrc'}, g:)
call writefile(v:errors, 'Xresult')
diff --git a/src/version.c b/src/version.c
index 3b61cdd..f29e1f3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 1159,
+/**/
1158,
/**/
1157,