Allow cloning an empty repository

diff --git a/parse-options.c b/parse-options.c
index 71a7acf4e22bd12c0919f277410d6ec52dd5efc8..9eb55cc8b5182495b687e133a938937db1bc3949 100644 (file)
--- a/parse-options.c
+++ b/parse-options.c
@@ -483,3 +483,37 @@ int parse_opt_approxidate_cb(const struct option *opt, const char *arg,
        *(unsigned long *)(opt->value) = approxidate(arg);
        return 0;
 }
+
+int parse_opt_verbosity_cb(const struct option *opt, const char *arg,
+                          int unset)
+{
+       int *target = opt->value;
+
+       if (unset)
+               /* --no-quiet, --no-verbose */
+               *target = 0;
+       else if (opt->short_name == 'v') {
+               if (*target >= 0)
+                       (*target)++;
+               else
+                       *target = 1;
+       } else {
+               if (*target <= 0)
+                       (*target)--;
+               else
+                       *target = -1;
+       }
+       return 0;
+}
+
+/*
+ * This should really be OPTION_FILENAME type as a part of
+ * parse_options that take prefix to do this while parsing.
+ */
+extern const char *parse_options_fix_filename(const char *prefix, const char *file)
+{
+       if (!file || !prefix || is_absolute_path(file) || !strcmp("-", file))
+               return file;
+       return prefix_filename(prefix, strlen(prefix), file);
+}
+