patch 9.1.0718: hard to know the users personal Vim Runtime Directory
Problem: hard to guess the Vim Runtime Directory
Solution: Set the $MYVIMDIR environment variable to the users
personal runtime directory (e.g. ~/.vim on Linux)
closes: #15576
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/option.c b/src/option.c
index b26c606..185a928 100644
--- a/src/option.c
+++ b/src/option.c
@@ -8243,6 +8243,55 @@
if (p != NULL)
{
vim_setenv(envname, p);
+ if (vim_getenv((char_u *)"MYVIMDIR", &dofree) == NULL)
+ {
+ size_t usedlen = 0;
+ int 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);
}
}