Theoretically, free() is allowed to change errno. So preserve the errno
from safe_create_leading_directories() across the call to free().
Signed-off-by: Michael Haggerty <mhagger@xxxxxxxxxxxx>
---
sha1_file.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/sha1_file.c b/sha1_file.c
index aab1872..568120e 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -164,10 +164,14 @@ enum scld_error safe_create_leading_directories(char *path)
enum scld_error safe_create_leading_directories_const(const char *path)
{
+ int save_errno;
/* path points to cache entries, so xstrdup before messing with it */
char *buf = xstrdup(path);
enum scld_error result = safe_create_leading_directories(buf);
+
+ save_errno = errno;
free(buf);
+ errno = save_errno;
return result;
}
--
2.7.0
--
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