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Win32: patch Windows environment on startup

Fix Windows specific environment settings on startup rather than checking
for special values on every getenv call.

As a side effect, this makes the patched environment (i.e. with properly
initialized TMPDIR and TERM) available to child processes.

Signed-off-by: Karsten Blees <blees@dcon.de>
Signed-off-by: Stepan Kasal <kasal@ucw.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
maint
Karsten Blees 11 years ago committed by Junio C Hamano
parent
commit
6dc715439b
  1. 25
      compat/mingw.c

25
compat/mingw.c

@ -1251,7 +1251,7 @@ static int do_putenv(char **env, const char *name, int size, int free_old) @@ -1251,7 +1251,7 @@ static int do_putenv(char **env, const char *name, int size, int free_old)
return size;
}

static char *do_getenv(const char *name)
char *mingw_getenv(const char *name)
{
char *value;
int pos = bsearchenv(environ, name, environ_size - 1);
@ -1261,18 +1261,6 @@ static char *do_getenv(const char *name) @@ -1261,18 +1261,6 @@ static char *do_getenv(const char *name)
return value ? &value[1] : NULL;
}

char *mingw_getenv(const char *name)
{
char *result = do_getenv(name);
if (!result && !strcmp(name, "TMPDIR")) {
/* on Windows it is TMP and TEMP */
result = do_getenv("TMP");
if (!result)
result = do_getenv("TEMP");
}
return result;
}

int mingw_putenv(const char *namevalue)
{
ALLOC_GROW(environ, (environ_size + 1) * sizeof(char*), environ_alloc);
@ -2114,6 +2102,17 @@ void mingw_startup() @@ -2114,6 +2102,17 @@ void mingw_startup()
/* sort environment for O(log n) getenv / putenv */
qsort(environ, i, sizeof(char*), compareenv);

/* fix Windows specific environment settings */

/* on Windows it is TMP and TEMP */
if (!mingw_getenv("TMPDIR")) {
const char *tmp = mingw_getenv("TMP");
if (!tmp)
tmp = mingw_getenv("TEMP");
if (tmp)
setenv("TMPDIR", tmp, 1);
}

/* initialize critical section for waitpid pinfo_t list */
InitializeCriticalSection(&pinfo_cs);


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