var: Don't require to be in a git repository.

git var works fine even when not called in a git repository. So
don't require it.

This will make it possible to remove this pre-condition for some
other git commands as well.

Signed-off-by: Frank Lichtenheld <frank@lichtenheld.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/var.c b/var.c
index 0de0efa2aa3b216a0bc846135a54ed0dd0549f8b..c20ac919bdbe73c8cd7657d468d2dfbccf6d3aa2 100644 (file)
--- a/var.c
+++ b/var.c
@@ -51,11 +51,12 @@ static int show_config(const char *var, const char *value)
 int main(int argc, char **argv)
 {
        const char *val;
+       int nongit;
        if (argc != 2) {
                usage(var_usage);
        }
 
-       setup_git_directory();
+       setup_git_directory_gently(&nongit);
        val = NULL;
 
        if (strcmp(argv[1], "-l") == 0) {