test-lib: Allow overriding of TEST_DIRECTORY
[gitweb.git] / remote.c
index b979a9642b81b456ab92cdf57e8eda944f01f92e..afbba47460c0204721d61800033ed0a9f93f92bc 100644 (file)
--- a/remote.c
+++ b/remote.c
@@ -53,6 +53,11 @@ static struct rewrites rewrites_push;
 #define BUF_SIZE (2048)
 static char buffer[BUF_SIZE];
 
+static int valid_remote(const struct remote *remote)
+{
+       return (!!remote->url) || (!!remote->foreign_vcs);
+}
+
 static const char *alias_url(const char *url, struct rewrites *r)
 {
        int i, j;
@@ -438,9 +443,13 @@ static int handle_config(const char *key, const char *value, void *cb)
        } else if (!strcmp(subkey, ".tagopt")) {
                if (!strcmp(value, "--no-tags"))
                        remote->fetch_tags = -1;
+               else if (!strcmp(value, "--tags"))
+                       remote->fetch_tags = 2;
        } else if (!strcmp(subkey, ".proxy")) {
                return git_config_string((const char **)&remote->http_proxy,
                                         key, value);
+       } else if (!strcmp(subkey, ".vcs")) {
+               return git_config_string(&remote->foreign_vcs, key, value);
        }
        return 0;
 }
@@ -469,7 +478,7 @@ static void read_config(void)
        unsigned char sha1[20];
        const char *head_ref;
        int flag;
-       if (default_remote_name) // did this already
+       if (default_remote_name) /* did this already */
                return;
        default_remote_name = xstrdup("origin");
        current_branch = NULL;
@@ -650,10 +659,9 @@ static struct refspec *parse_refspec_internal(int nr_refspec, const char **refsp
 
 int valid_fetch_refspec(const char *fetch_refspec_str)
 {
-       const char *fetch_refspec[] = { fetch_refspec_str };
        struct refspec *refspec;
 
-       refspec = parse_refspec_internal(1, fetch_refspec, 1, 1);
+       refspec = parse_refspec_internal(1, &fetch_refspec_str, 1, 1);
        free_refspecs(refspec, 1);
        return !!refspec;
 }
@@ -668,6 +676,16 @@ static struct refspec *parse_push_refspec(int nr_refspec, const char **refspec)
        return parse_refspec_internal(nr_refspec, refspec, 0, 0);
 }
 
+void free_refspec(int nr_refspec, struct refspec *refspec)
+{
+       int i;
+       for (i = 0; i < nr_refspec; i++) {
+               free(refspec[i].src);
+               free(refspec[i].dst);
+       }
+       free(refspec);
+}
+
 static int valid_remote_nick(const char *name)
 {
        if (!name[0] || is_dot_or_dotdot(name))
@@ -690,14 +708,14 @@ struct remote *remote_get(const char *name)
 
        ret = make_remote(name, 0);
        if (valid_remote_nick(name)) {
-               if (!ret->url)
+               if (!valid_remote(ret))
                        read_remotes_file(ret);
-               if (!ret->url)
+               if (!valid_remote(ret))
                        read_branches_file(ret);
        }
-       if (name_given && !ret->url)
+       if (name_given && !valid_remote(ret))
                add_url_alias(ret, name);
-       if (!ret->url)
+       if (!valid_remote(ret))
                return NULL;
        ret->fetch = parse_fetch_refspec(ret->fetch_refspec_nr, ret->fetch_refspec);
        ret->push = parse_push_refspec(ret->push_refspec_nr, ret->push_refspec);
@@ -744,7 +762,7 @@ void ref_remove_duplicates(struct ref *ref_map)
                if (!ref_map->peer_ref)
                        continue;
 
-               item = string_list_lookup(ref_map->peer_ref->name, &refs);
+               item = string_list_lookup(&refs, ref_map->peer_ref->name);
                if (item) {
                        if (strcmp(((struct ref *)item->util)->name,
                                   ref_map->name))
@@ -759,7 +777,7 @@ void ref_remove_duplicates(struct ref *ref_map)
                        continue;
                }
 
-               item = string_list_insert(ref_map->peer_ref->name, &refs);
+               item = string_list_insert(&refs, ref_map->peer_ref->name);
                item->util = ref_map;
        }
        string_list_clear(&refs, 0);
@@ -810,6 +828,23 @@ static int match_name_with_pattern(const char *key, const char *name,
        return ret;
 }
 
+char *apply_refspecs(struct refspec *refspecs, int nr_refspec,
+                    const char *name)
+{
+       int i;
+       char *ret = NULL;
+       for (i = 0; i < nr_refspec; i++) {
+               struct refspec *refspec = refspecs + i;
+               if (refspec->pattern) {
+                       if (match_name_with_pattern(refspec->src, name,
+                                                   refspec->dst, &ret))
+                               return ret;
+               } else if (!strcmp(refspec->src, name))
+                       return strdup(refspec->dst);
+       }
+       return NULL;
+}
+
 int remote_find_tracking(struct remote *remote, struct refspec *refspec)
 {
        int find_src = refspec->src == NULL;
@@ -1213,6 +1248,56 @@ int match_refs(struct ref *src, struct ref **dst,
        return 0;
 }
 
+void set_ref_status_for_push(struct ref *remote_refs, int send_mirror,
+       int force_update)
+{
+       struct ref *ref;
+
+       for (ref = remote_refs; ref; ref = ref->next) {
+               if (ref->peer_ref)
+                       hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
+               else if (!send_mirror)
+                       continue;
+
+               ref->deletion = is_null_sha1(ref->new_sha1);
+               if (!ref->deletion &&
+                       !hashcmp(ref->old_sha1, ref->new_sha1)) {
+                       ref->status = REF_STATUS_UPTODATE;
+                       continue;
+               }
+
+               /* This part determines what can overwrite what.
+                * The rules are:
+                *
+                * (0) you can always use --force or +A:B notation to
+                *     selectively force individual ref pairs.
+                *
+                * (1) if the old thing does not exist, it is OK.
+                *
+                * (2) if you do not have the old thing, you are not allowed
+                *     to overwrite it; you would not know what you are losing
+                *     otherwise.
+                *
+                * (3) if both new and old are commit-ish, and new is a
+                *     descendant of old, it is OK.
+                *
+                * (4) regardless of all of the above, removing :B is
+                *     always allowed.
+                */
+
+               ref->nonfastforward =
+                       !ref->deletion &&
+                       !is_null_sha1(ref->old_sha1) &&
+                       (!has_sha1_file(ref->old_sha1)
+                         || !ref_newer(ref->new_sha1, ref->old_sha1));
+
+               if (ref->nonfastforward && !ref->force && !force_update) {
+                       ref->status = REF_STATUS_REJECT_NONFASTFORWARD;
+                       continue;
+               }
+       }
+}
+
 struct branch *branch_get(const char *name)
 {
        struct branch *ret;
@@ -1625,7 +1710,7 @@ struct ref *get_stale_heads(struct remote *remote, struct ref *fetch_map)
        info.ref_names = &ref_names;
        info.stale_refs_tail = &stale_refs;
        for (ref = fetch_map; ref; ref = ref->next)
-               string_list_append(ref->name, &ref_names);
+               string_list_append(&ref_names, ref->name);
        sort_string_list(&ref_names);
        for_each_ref(get_stale_heads_cb, &info);
        string_list_clear(&ref_names, 0);