This array 'cwd' is used to store the result from getcwd() and chdir()
back. PATH_MAX is the right constant for the job. On systems with
longer PATH_MAX (eg. 4096 on Linux), hard coding 1024 fails stuff,
e.g. "git init". Make it static too to reduce stack usage.
Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
abspath.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/abspath.c b/abspath.c
index ca33558..c0c868f 100644
--- a/abspath.c
+++ b/abspath.c
@@ -41,7 +41,7 @@ static const char *real_path_internal(const char *path, int
die_on_error)
* here so that we can chdir() back to it at the end of the
* function:
*/
- char cwd[1024] = "";
+ static char cwd[PATH_MAX];
int buf_index = 1;
@@ -49,6 +49,8 @@ static const char *real_path_internal(const char *path, int
die_on_error)
char *last_elem = NULL;
struct stat st;
+ *cwd = '\0';
+
/* We've already done it */
if (path == buf || path == next_buf)
return path;
--
1.9.1.346.ga2b5940
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