[PATCH 5/6] git_mkstemps_mode: don't set errno to EINVAL for any error.

From: Matthieu Moy <matthieu.moy@imag.fr>
Date: Feb 19, 2010, 23:21 UTC
Message-ID: <1266621718-4879-5-git-send-email-Matthieu.Moy@imag.fr>
In-Reply-To: <vpq7hq8stjt.fsf@bauges.imag.fr>

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
---
 path.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/path.c b/path.c
index 005b836..2886eb6 100644
--- a/path.c
+++ b/path.c
@@ -222,7 +222,9 @@ int git_mkstemps_mode(char *pattern, int suffix_len, int mode)
 	}
 	/* We return the null string if we can't find a unique file name.  */
 	pattern[0] = '\0';
-	errno = EINVAL;
+	/* Make sure errno signals an error on failure */
+	if (errno <= 0)
+		errno = EINVAL;
 	return -1;
 }

-- 
1.7.0.rc2.92.gb6a04