From e88d022af96312e64216bfec31bd6749277c335a Mon Sep 17 00:00:00 2001
From: Alex Riesen <raa.lkml@gmail.com>
Date: Wed, 29 Apr 2009 23:27:54 +0200
Subject: [PATCH] improve error message in config.c

Show errno if opening a lockfile fails.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 config.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/config.c b/config.c
index 7a83c76f4b..5d9072c1b9 100644
--- a/config.c
+++ b/config.c
@@ -954,7 +954,7 @@ int git_config_set_multivar(const char* key, const char* value,
 	lock = xcalloc(sizeof(struct lock_file), 1);
 	fd = hold_lock_file_for_update(lock, config_filename, 0);
 	if (fd < 0) {
-		error("could not lock config file %s", config_filename);
+		error("could not lock config file %s: %s", config_filename, strerror(errno));
 		free(store.key);
 		ret = -1;
 		goto out_free;
-- 
2.11.4.GIT