Merge branch 'jk/reading-packed-refs'

diff --git a/builtin/remote.c b/builtin/remote.c
index b3ab4cf8f6517c715845db7e17c67cad5f50d730..ad57fc984edc8a7ea7f3784e14068e247a5d27ad 100644 (file)
--- a/builtin/remote.c
+++ b/builtin/remote.c
@@ -10,10 +10,10 @@
 
 static const char * const builtin_remote_usage[] = {
        N_("git remote [-v | --verbose]"),
-       N_("git remote add [-t <branch>] [-m <master>] [-f] [--tags|--no-tags] [--mirror=<fetch|push>] <name> <url>"),
+       N_("git remote add [-t <branch>] [-m <master>] [-f] [--tags | --no-tags] [--mirror=<fetch|push>] <name> <url>"),
        N_("git remote rename <old> <new>"),
        N_("git remote remove <name>"),
-       N_("git remote set-head <name> (-a | --auto | -d | --delete |<branch>)"),
+       N_("git remote set-head <name> (-a | --auto | -d | --delete | <branch>)"),
        N_("git remote [-v | --verbose] show [-n] <name>"),
        N_("git remote prune [-n | --dry-run] <name>"),
        N_("git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]"),
@@ -180,7 +180,9 @@ static int add(int argc, const char **argv)
        url = argv[1];
 
        remote = remote_get(name);
-       if (remote && (remote->url_nr > 1 || strcmp(name, remote->url[0]) ||
+       if (remote && (remote->url_nr > 1 ||
+                       (strcmp(name, remote->url[0]) &&
+                               strcmp(url, remote->url[0])) ||
                        remote->fetch_refspec_nr))
                die(_("remote %s already exists."), name);
 
@@ -250,9 +252,7 @@ static struct string_list branch_list;
 
 static const char *abbrev_ref(const char *name, const char *prefix)
 {
-       const char *abbrev = skip_prefix(name, prefix);
-       if (abbrev)
-               return abbrev;
+       skip_prefix(name, prefix, &name);
        return name;
 }
 #define abbrev_branch(name) abbrev_ref((name), "refs/heads/")
@@ -265,16 +265,17 @@ static int config_read_branches(const char *key, const char *value, void *cb)
                struct string_list_item *item;
                struct branch_info *info;
                enum { REMOTE, MERGE, REBASE } type;
+               size_t key_len;
 
                key += 7;
-               if (ends_with(key, ".remote")) {
-                       name = xstrndup(key, strlen(key) - 7);
+               if (strip_suffix(key, ".remote", &key_len)) {
+                       name = xmemdupz(key, key_len);
                        type = REMOTE;
-               } else if (ends_with(key, ".merge")) {
-                       name = xstrndup(key, strlen(key) - 6);
+               } else if (strip_suffix(key, ".merge", &key_len)) {
+                       name = xmemdupz(key, key_len);
                        type = MERGE;
-               } else if (ends_with(key, ".rebase")) {
-                       name = xstrndup(key, strlen(key) - 7);
+               } else if (strip_suffix(key, ".rebase", &key_len)) {
+                       name = xmemdupz(key, key_len);
                        type = REBASE;
                } else
                        return 0;
@@ -282,7 +283,7 @@ static int config_read_branches(const char *key, const char *value, void *cb)
                item = string_list_insert(&branch_list, name);
 
                if (!item->util)
-                       item->util = xcalloc(sizeof(struct branch_info), 1);
+                       item->util = xcalloc(1, sizeof(struct branch_info));
                info = item->util;
                if (type == REMOTE) {
                        if (info->remote_name)
@@ -353,9 +354,9 @@ static int get_ref_states(const struct ref *remote_refs, struct ref_states *stat
        free_refs(stale_refs);
        free_refs(fetch_map);
 
-       sort_string_list(&states->new);
-       sort_string_list(&states->tracked);
-       sort_string_list(&states->stale);
+       string_list_sort(&states->new);
+       string_list_sort(&states->tracked);
+       string_list_sort(&states->stale);
 
        return 0;
 }
@@ -398,7 +399,7 @@ static int get_push_ref_states(const struct ref *remote_refs,
 
                item = string_list_append(&states->push,
                                          abbrev_branch(ref->peer_ref->name));
-               item->util = xcalloc(sizeof(struct push_info), 1);
+               item->util = xcalloc(1, sizeof(struct push_info));
                info = item->util;
                info->forced = ref->force;
                info->dest = xstrdup(abbrev_branch(ref->name));
@@ -433,7 +434,7 @@ static int get_push_ref_states_noquery(struct ref_states *states)
        states->push.strdup_strings = 1;
        if (!remote->push_refspec_nr) {
                item = string_list_append(&states->push, _("(matching)"));
-               info = item->util = xcalloc(sizeof(struct push_info), 1);
+               info = item->util = xcalloc(1, sizeof(struct push_info));
                info->status = PUSH_STATUS_NOTQUERIED;
                info->dest = xstrdup(item->string);
        }
@@ -446,7 +447,7 @@ static int get_push_ref_states_noquery(struct ref_states *states)
                else
                        item = string_list_append(&states->push, _("(delete)"));
 
-               info = item->util = xcalloc(sizeof(struct push_info), 1);
+               info = item->util = xcalloc(1, sizeof(struct push_info));
                info->forced = spec->force;
                info->status = PUSH_STATUS_NOTQUERIED;
                info->dest = xstrdup(spec->dst ? spec->dst : item->string);
@@ -568,7 +569,8 @@ static int read_remote_branches(const char *refname,
        strbuf_addf(&buf, "refs/remotes/%s/", rename->old);
        if (starts_with(refname, buf.buf)) {
                item = string_list_append(rename->remote_branches, xstrdup(refname));
-               symref = resolve_ref_unsafe(refname, orig_sha1, 1, &flag);
+               symref = resolve_ref_unsafe(refname, RESOLVE_REF_READING,
+                                           orig_sha1, &flag);
                if (flag & REF_ISSYMREF)
                        item->util = xstrdup(symref);
                else
@@ -582,7 +584,7 @@ static int migrate_file(struct remote *remote)
 {
        struct strbuf buf = STRBUF_INIT;
        int i;
-       char *path = NULL;
+       const char *path = NULL;
 
        strbuf_addf(&buf, "remote.%s.url", remote->name);
        for (i = 0; i < remote->url_nr; i++)
@@ -704,7 +706,7 @@ static int mv(int argc, const char **argv)
                int flag = 0;
                unsigned char sha1[20];
 
-               read_ref_full(item->string, sha1, 1, &flag);
+               read_ref_full(item->string, RESOLVE_REF_READING, sha1, &flag);
                if (!(flag & REF_ISSYMREF))
                        continue;
                if (delete_ref(item->string, NULL, REF_NODEREF))
@@ -749,15 +751,21 @@ static int mv(int argc, const char **argv)
 
 static int remove_branches(struct string_list *branches)
 {
+       struct strbuf err = STRBUF_INIT;
        int i, result = 0;
+
+       if (repack_without_refs(branches, &err))
+               result |= error("%s", err.buf);
+       strbuf_release(&err);
+
        for (i = 0; i < branches->nr; i++) {
                struct string_list_item *item = branches->items + i;
                const char *refname = item->string;
-               unsigned char *sha1 = item->util;
 
-               if (delete_ref(refname, sha1, 0))
+               if (delete_ref(refname, NULL, 0))
                        result |= error(_("Could not remove branch %s"), refname);
        }
+
        return result;
 }
 
@@ -789,10 +797,6 @@ static int rm(int argc, const char **argv)
        known_remotes.to_delete = remote;
        for_each_remote(add_known_remote, &known_remotes);
 
-       strbuf_addf(&buf, "remote.%s", remote->name);
-       if (git_config_rename_section(buf.buf, NULL) < 1)
-               return error(_("Could not remove config section '%s'"), buf.buf);
-
        read_branches();
        for (i = 0; i < branch_list.nr; i++) {
                struct string_list_item *item = branch_list.items + i;
@@ -837,6 +841,12 @@ static int rm(int argc, const char **argv)
        }
        string_list_clear(&skipped, 0);
 
+       if (!result) {
+               strbuf_addf(&buf, "remote.%s", remote->name);
+               if (git_config_rename_section(buf.buf, NULL) < 1)
+                       return error(_("Could not remove config section '%s'"), buf.buf);
+       }
+
        return result;
 }
 
@@ -901,7 +911,7 @@ static int get_remote_ref_states(const char *name,
                        get_push_ref_states(remote_refs, states);
        } else {
                for_each_ref(append_ref_to_tracked_list, states);
-               sort_string_list(&states->tracked);
+               string_list_sort(&states->tracked);
                get_push_ref_states_noquery(states);
        }
 
@@ -1120,7 +1130,7 @@ static int show_all(void)
        if (!result) {
                int i;
 
-               sort_string_list(&list);
+               string_list_sort(&list);
                for (i = 0; i < list.nr; i++) {
                        struct string_list_item *item = list.items + i;
                        if (verbose)
@@ -1301,8 +1311,10 @@ static int set_head(int argc, const char **argv)
 
 static int prune_remote(const char *remote, int dry_run)
 {
-       int result = 0, i;
+       int result = 0;
        struct ref_states states;
+       struct string_list refs_to_prune = STRING_LIST_INIT_NODUP;
+       struct string_list_item *item;
        const char *dangling_msg = dry_run
                ? _(" %s will become dangling!")
                : _(" %s has become dangling!");
@@ -1310,16 +1322,30 @@ static int prune_remote(const char *remote, int dry_run)
        memset(&states, 0, sizeof(states));
        get_remote_ref_states(remote, &states, GET_REF_STATES);
 
-       if (states.stale.nr) {
-               printf_ln(_("Pruning %s"), remote);
-               printf_ln(_("URL: %s"),
-                      states.remote->url_nr
-                      ? states.remote->url[0]
-                      : _("(no URL)"));
+       if (!states.stale.nr) {
+               free_remote_ref_states(&states);
+               return 0;
        }
 
-       for (i = 0; i < states.stale.nr; i++) {
-               const char *refname = states.stale.items[i].util;
+       printf_ln(_("Pruning %s"), remote);
+       printf_ln(_("URL: %s"),
+                 states.remote->url_nr
+                 ? states.remote->url[0]
+                 : _("(no URL)"));
+
+       for_each_string_list_item(item, &states.stale)
+               string_list_append(&refs_to_prune, item->util);
+       string_list_sort(&refs_to_prune);
+
+       if (!dry_run) {
+               struct strbuf err = STRBUF_INIT;
+               if (repack_without_refs(&refs_to_prune, &err))
+                       result |= error("%s", err.buf);
+               strbuf_release(&err);
+       }
+
+       for_each_string_list_item(item, &states.stale) {
+               const char *refname = item->util;
 
                if (!dry_run)
                        result |= delete_ref(refname, NULL, 0);
@@ -1330,9 +1356,11 @@ static int prune_remote(const char *remote, int dry_run)
                else
                        printf_ln(_(" * [pruned] %s"),
                               abbrev_ref(refname, "refs/remotes/"));
-               warn_dangling_symref(stdout, dangling_msg, refname);
        }
 
+       warn_dangling_symrefs(stdout, dangling_msg, &refs_to_prune);
+
+       string_list_clear(&refs_to_prune, 0);
        free_remote_ref_states(&states);
        return result;
 }