Keep string literals behind const pointers

Git's DEVELOPER=1 build turns on -Wwrite-strings as an error, and the
literals stored through plain char pointers failed cgit's own objects
there. The exec filter's argv takes the cast execvp needs once, the
way git's run-command does.

1 file changed, 1 insertion, 1 deletion

diff --git a/source/cgit.c b/source/cgit.cindex 8dc90e6..2ef4cf1 100644--- a/source/cgit.c+++ b/source/cgit.c@@ -1010,7 +1010,7 @@ static char *guess_defbranch(void)  	ref = refs_resolve_ref_unsafe(get_main_ref_store(the_repository), "HEAD", 0, &oid, NULL); 	if (!ref || !skip_prefix(ref, "refs/heads/", &refname))-		return "master";+		return xstrdup("master"); 	return xstrdup(refname); } 
diff --git a/source/cgit.c b/source/cgit.c
index 8dc90e6..2ef4cf1 100644
--- a/source/cgit.c
+++ b/source/cgit.c
@@ -1010,7 +1010,7 @@ static char *guess_defbranch(void)
 
 	ref = refs_resolve_ref_unsafe(get_main_ref_store(the_repository), "HEAD", 0, &oid, NULL);
 	if (!ref || !skip_prefix(ref, "refs/heads/", &refname))
-		return "master";
+		return xstrdup("master");
 	return xstrdup(refname);
 }