fix PATH_MAX conditional compilation

PATH_MAX is used elsewhere in the qemu source tree without protection.

In addtion the actual code would not compile if PATH_MAX is not defined

Last the free() call is wrong as p is not malloc()ed.

Signed-off-by: Jean-Christophe Dubois <jcd@tribudubois.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Jean-Christophe DUBOIS 2009-09-02 23:59:02 +02:00 committed by Anthony Liguori
parent d6fd1e6603
commit 4d22419661

11
vl.c
View File

@ -4625,9 +4625,7 @@ static char *find_datadir(const char *argv0)
char *dir;
char *p = NULL;
char *res;
#ifdef PATH_MAX
char buf[PATH_MAX];
#endif
size_t max_len;
#if defined(__linux__)
@ -4652,10 +4650,7 @@ static char *find_datadir(const char *argv0)
/* If we don't have any way of figuring out the actual executable
location then try argv[0]. */
if (!p) {
#ifdef PATH_MAX
p = buf;
#endif
p = realpath(argv0, p);
p = realpath(argv0, buf);
if (!p) {
return NULL;
}
@ -4674,9 +4669,7 @@ static char *find_datadir(const char *argv0)
res = NULL;
}
}
#ifndef PATH_MAX
free(p);
#endif
return res;
}
#undef SHARE_SUFFIX