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Refactor get_env() to respect const qualifier

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Without the casts*, the compiler rightly warns about the os_getenv
losing the qualifier.  This refactor adds a variable to manage this
properly, and renames the original variables to increase clarity.
This commit is contained in:
Mark Bainter
2015-04-12 22:31:00 +00:00
parent 08c08ecdf3
commit a7e17de048
6 changed files with 121 additions and 156 deletions
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6
src/nvim/ex_getln.c
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@@ -3825,7 +3825,6 @@ static void expand_shellcmd(char_u *filepat, int *num_file, char_u ***file,
char_u *pat;
int i;
char_u *path;
bool mustfree = false;
garray_T ga;
char_u *buf = xmalloc(MAXPATHL);
size_t l;
@@ -3849,7 +3848,7 @@ static void expand_shellcmd(char_u *filepat, int *num_file, char_u ***file,
|| (pat[1] == '.' && vim_ispathsep(pat[2])))))
path = (char_u *)".";
else {
path = (char_u *)vim_getenv("PATH", &mustfree);
path = (char_u *)vim_getenv("PATH");
if (path == NULL)
path = (char_u *)"";
}
@@ -3900,8 +3899,7 @@ static void expand_shellcmd(char_u *filepat, int *num_file, char_u ***file,
xfree(buf);
xfree(pat);
if (mustfree)
xfree(path);
xfree(path);
}
/*