fast-export: make extra_refs global

diff --git a/builtin/fast-export.c b/builtin/fast-export.c
index 8e19058744756e9978eac6244156ed1c27f1e20e..957392c1aed5eb18707d69ca039618a8977282d3 100644 (file)
--- a/builtin/fast-export.c
+++ b/builtin/fast-export.c
@@ -30,6 +30,7 @@ static int fake_missing_tagger;
 static int use_done_feature;
 static int no_data;
 static int full_tree;
+static struct string_list extra_refs = STRING_LIST_INIT_NODUP;
 
 static int parse_opt_signed_tag_mode(const struct option *opt,
                                     const char *arg, int unset)
@@ -484,8 +485,7 @@ static void handle_tag(const char *name, struct tag *tag)
               (int)message_size, (int)message_size, message ? message : "");
 }
 
-static void get_tags_and_duplicates(struct rev_cmdline_info *info,
-                                   struct string_list *extra_refs)
+static void get_tags_and_duplicates(struct rev_cmdline_info *info)
 {
        struct tag *tag;
        int i;
@@ -512,7 +512,7 @@ static void get_tags_and_duplicates(struct rev_cmdline_info *info,
                        /* handle nested tags */
                        while (tag && tag->object.type == OBJ_TAG) {
                                parse_object(tag->object.sha1);
-                               string_list_append(extra_refs, full_name)->util = tag;
+                               string_list_append(&extra_refs, full_name)->util = tag;
                                tag = (struct tag *)tag->tagged;
                        }
                        if (!tag)
@@ -542,20 +542,20 @@ static void get_tags_and_duplicates(struct rev_cmdline_info *info,
                 * sure it gets properly updated eventually.
                 */
                if (commit->util || commit->object.flags & SHOWN)
-                       string_list_append(extra_refs, full_name)->util = commit;
+                       string_list_append(&extra_refs, full_name)->util = commit;
                if (!commit->util)
                        commit->util = full_name;
        }
 }
 
-static void handle_tags_and_duplicates(struct string_list *extra_refs)
+static void handle_tags_and_duplicates(void)
 {
        struct commit *commit;
        int i;
 
-       for (i = extra_refs->nr - 1; i >= 0; i--) {
-               const char *name = extra_refs->items[i].string;
-               struct object *object = extra_refs->items[i].util;
+       for (i = extra_refs.nr - 1; i >= 0; i--) {
+               const char *name = extra_refs.items[i].string;
+               struct object *object = extra_refs.items[i].util;
                switch (object->type) {
                case OBJ_TAG:
                        handle_tag(name, (struct tag *)object);
@@ -657,7 +657,6 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
 {
        struct rev_info revs;
        struct object_array commits = OBJECT_ARRAY_INIT;
-       struct string_list extra_refs = STRING_LIST_INIT_NODUP;
        struct commit *commit;
        char *export_filename = NULL, *import_filename = NULL;
        uint32_t lastimportid;
@@ -709,7 +708,7 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
        if (import_filename && revs.prune_data.nr)
                full_tree = 1;
 
-       get_tags_and_duplicates(&revs.cmdline, &extra_refs);
+       get_tags_and_duplicates(&revs.cmdline);
 
        if (prepare_revision_walk(&revs))
                die("revision walk setup failed");
@@ -725,7 +724,7 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
                }
        }
 
-       handle_tags_and_duplicates(&extra_refs);
+       handle_tags_and_duplicates();
 
        if (export_filename && lastimportid != last_idnum)
                export_marks(export_filename);