http-push: don't assume char is signed

Declare remote_dir_exists[] as signed char to be sure that values of -1
are valid.

Signed-off-by: Nick Hengeveld <nickh@reactrix.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/http-push.c b/http-push.c
index e44310f..b35d400 100644 (file)
--- a/http-push.c
+++ b/http-push.c
@@ -71,7 +71,7 @@ enum XML_Status {
 
 static int pushing = 0;
 static int aborted = 0;
-static char remote_dir_exists[256];
+static signed char remote_dir_exists[256];
 
 static struct curl_slist *no_pragma_header;
 static struct curl_slist *default_headers;