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patch 8.0.1028: MS-Windows: viminfo uses $VIM/_viminfo if $HOME not set

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Problem:    MS-Windows: viminfo uses $VIM/_viminfo if $HOME not set. (Yongwei
            Wu)
Solution:   Use vim_getenv() but check it's returning the default "C:/".
This commit is contained in:
Bram Moolenaar
2017-08-31 20:42:18 +02:00
parent 2db0ec4b2e
commit 3d593c2dc9
2 changed files with 8 additions and 1 deletions
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7
src/ex_cmds.c
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@@ -2098,11 +2098,16 @@ viminfo_filename(char_u *file)
else if ((file = find_viminfo_parameter('n')) == NULL || *file == NUL)
{
#ifdef VIMINFO_FILE2
/* don't use $HOME when not defined (turned into "c:/"!). */
# ifdef VMS
if (mch_getenv((char_u *)"SYS$LOGIN") == NULL)
# else
# ifdef MSWIN
/* Use $VIM only if $HOME is the default "C:/". */
if (STRCMP(vim_getenv((char_u *)"HOME", NULL), "C:/") == 0
&& mch_getenv((char_u *)"HOME") == NULL)
# else
if (mch_getenv((char_u *)"HOME") == NULL)
# endif
# endif
{
/* don't use $VIM when not available. */