worktree: add 'list' command

diff --git a/builtin/tag.c b/builtin/tag.c
index 6f07ac6b93c3e36a1bc69d43e6e12ca3367b4c34..cba0e2266623d57fe96fcec1910c562bf424d143 100644 (file)
--- a/builtin/tag.c
+++ b/builtin/tag.c
@@ -176,7 +176,7 @@ static enum contains_result contains(struct commit *candidate,
        return contains_test(candidate, want);
 }
 
-static void show_tag_lines(const unsigned char *sha1, int lines)
+static void show_tag_lines(const struct object_id *oid, int lines)
 {
        int i;
        unsigned long size;
@@ -184,14 +184,14 @@ static void show_tag_lines(const unsigned char *sha1, int lines)
        char *buf, *sp, *eol;
        size_t len;
 
-       buf = read_sha1_file(sha1, &type, &size);
+       buf = read_sha1_file(oid->hash, &type, &size);
        if (!buf)
-               die_errno("unable to read object %s", sha1_to_hex(sha1));
+               die_errno("unable to read object %s", oid_to_hex(oid));
        if (type != OBJ_COMMIT && type != OBJ_TAG)
                goto free_return;
        if (!size)
                die("an empty %s object %s?",
-                   typename(type), sha1_to_hex(sha1));
+                   typename(type), oid_to_hex(oid));
 
        /* skip header */
        sp = strstr(buf, "\n\n");
@@ -215,7 +215,7 @@ static void show_tag_lines(const unsigned char *sha1, int lines)
        free(buf);
 }
 
-static int show_reference(const char *refname, const unsigned char *sha1,
+static int show_reference(const char *refname, const struct object_id *oid,
                          int flag, void *cb_data)
 {
        struct tag_filter *filter = cb_data;
@@ -224,14 +224,14 @@ static int show_reference(const char *refname, const unsigned char *sha1,
                if (filter->with_commit) {
                        struct commit *commit;
 
-                       commit = lookup_commit_reference_gently(sha1, 1);
+                       commit = lookup_commit_reference_gently(oid->hash, 1);
                        if (!commit)
                                return 0;
                        if (!contains(commit, filter->with_commit))
                                return 0;
                }
 
-               if (points_at.nr && !match_points_at(refname, sha1))
+               if (points_at.nr && !match_points_at(refname, oid->hash))
                        return 0;
 
                if (!filter->lines) {
@@ -242,7 +242,7 @@ static int show_reference(const char *refname, const unsigned char *sha1,
                        return 0;
                }
                printf("%-15s ", refname);
-               show_tag_lines(sha1, filter->lines);
+               show_tag_lines(oid, filter->lines);
                putchar('\n');
        }
 
@@ -268,7 +268,7 @@ static int list_tags(const char **patterns, int lines,
        memset(&filter.tags, 0, sizeof(filter.tags));
        filter.tags.strdup_strings = 1;
 
-       for_each_tag_ref(show_reference, (void *) &filter);
+       for_each_tag_ref(show_reference, (void *)&filter);
        if (sort) {
                int i;
                if ((sort & SORT_MASK) == VERCMP_SORT)
@@ -579,6 +579,7 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
        struct create_tag_options opt;
        char *cleanup_arg = NULL;
        int annotate = 0, force = 0, lines = -1;
+       int create_reflog = 0;
        int cmdmode = 0;
        const char *msgfile = NULL, *keyid = NULL;
        struct msg_arg msg = { 0, STRBUF_INIT };
@@ -605,6 +606,7 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
                OPT_STRING('u', "local-user", &keyid, N_("key-id"),
                                        N_("use another key to sign the tag")),
                OPT__FORCE(&force, N_("replace the tag if exists")),
+               OPT_BOOL(0, "create-reflog", &create_reflog, N_("create a reflog")),
 
                OPT_GROUP(N_("Tag listing options")),
                OPT_COLUMN(0, "column", &colopts, N_("show tag list in columns")),
@@ -733,7 +735,8 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
        transaction = ref_transaction_begin(&err);
        if (!transaction ||
            ref_transaction_update(transaction, ref.buf, object, prev,
-                                  0, NULL, &err) ||
+                                  create_reflog ? REF_FORCE_CREATE_REFLOG : 0,
+                                  NULL, &err) ||
            ref_transaction_commit(transaction, &err))
                die("%s", err.buf);
        ref_transaction_free(transaction);