upload-pack: introduce fetch server command
[gitweb.git] / builtin / am.c
index c369dd1dce2d705206414d0bbf5a4415d9487cab..06b824518fbdfd883e1905eaafdb0001b87f91a0 100644 (file)
@@ -671,9 +671,7 @@ static int detect_patch_format(const char **paths)
                goto done;
        }
 
-       strbuf_reset(&l2);
        strbuf_getline(&l2, fp);
-       strbuf_reset(&l3);
        strbuf_getline(&l3, fp);
 
        /*
@@ -696,6 +694,8 @@ static int detect_patch_format(const char **paths)
 done:
        fclose(fp);
        strbuf_release(&l1);
+       strbuf_release(&l2);
+       strbuf_release(&l3);
        return ret;
 }
 
@@ -708,6 +708,7 @@ static int split_mail_mbox(struct am_state *state, const char **paths,
 {
        struct child_process cp = CHILD_PROCESS_INIT;
        struct strbuf last = STRBUF_INIT;
+       int ret;
 
        cp.git_cmd = 1;
        argv_array_push(&cp.args, "mailsplit");
@@ -721,13 +722,16 @@ static int split_mail_mbox(struct am_state *state, const char **paths,
        argv_array_push(&cp.args, "--");
        argv_array_pushv(&cp.args, paths);
 
-       if (capture_command(&cp, &last, 8))
-               return -1;
+       ret = capture_command(&cp, &last, 8);
+       if (ret)
+               goto exit;
 
        state->cur = 1;
        state->last = strtol(last.buf, NULL, 10);
 
-       return 0;
+exit:
+       strbuf_release(&last);
+       return ret ? -1 : 0;
 }
 
 /**
@@ -881,6 +885,7 @@ static int split_mail_stgit_series(struct am_state *state, const char **paths,
 static int hg_patch_to_mail(FILE *out, FILE *in, int keep_cr)
 {
        struct strbuf sb = STRBUF_INIT;
+       int rc = 0;
 
        while (!strbuf_getline_lf(&sb, in)) {
                const char *str;
@@ -894,19 +899,27 @@ static int hg_patch_to_mail(FILE *out, FILE *in, int keep_cr)
 
                        errno = 0;
                        timestamp = parse_timestamp(str, &end, 10);
-                       if (errno)
-                               return error(_("invalid timestamp"));
+                       if (errno) {
+                               rc = error(_("invalid timestamp"));
+                               goto exit;
+                       }
 
-                       if (!skip_prefix(end, " ", &str))
-                               return error(_("invalid Date line"));
+                       if (!skip_prefix(end, " ", &str)) {
+                               rc = error(_("invalid Date line"));
+                               goto exit;
+                       }
 
                        errno = 0;
                        tz = strtol(str, &end, 10);
-                       if (errno)
-                               return error(_("invalid timezone offset"));
+                       if (errno) {
+                               rc = error(_("invalid timezone offset"));
+                               goto exit;
+                       }
 
-                       if (*end)
-                               return error(_("invalid Date line"));
+                       if (*end) {
+                               rc = error(_("invalid Date line"));
+                               goto exit;
+                       }
 
                        /*
                         * mercurial's timezone is in seconds west of UTC,
@@ -931,9 +944,9 @@ static int hg_patch_to_mail(FILE *out, FILE *in, int keep_cr)
                fwrite(sb.buf, 1, sb.len, out);
                strbuf_reset(&sb);
        }
-
+exit:
        strbuf_release(&sb);
-       return 0;
+       return rc;
 }
 
 /**
@@ -1059,8 +1072,8 @@ static void am_setup(struct am_state *state, enum patch_format patch_format,
        if (!get_oid("HEAD", &curr_head)) {
                write_state_text(state, "abort-safety", oid_to_hex(&curr_head));
                if (!state->rebasing)
-                       update_ref_oid("am", "ORIG_HEAD", &curr_head, NULL, 0,
-                                       UPDATE_REFS_DIE_ON_ERR);
+                       update_ref("am", "ORIG_HEAD", &curr_head, NULL, 0,
+                                  UPDATE_REFS_DIE_ON_ERR);
        } else {
                write_state_text(state, "abort-safety", "");
                if (!state->rebasing)
@@ -1125,11 +1138,11 @@ static const char *msgnum(const struct am_state *state)
  */
 static void refresh_and_write_cache(void)
 {
-       struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
+       struct lock_file lock_file = LOCK_INIT;
 
-       hold_locked_index(lock_file, LOCK_DIE_ON_ERROR);
+       hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
        refresh_cache(REFRESH_QUIET);
-       if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+       if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
                die(_("unable to write index file"));
 }
 
@@ -1148,9 +1161,9 @@ static int index_has_changes(struct strbuf *sb)
                struct diff_options opt;
 
                diff_setup(&opt);
-               DIFF_OPT_SET(&opt, EXIT_WITH_STATUS);
+               opt.flags.exit_with_status = 1;
                if (!sb)
-                       DIFF_OPT_SET(&opt, QUICK);
+                       opt.flags.quick = 1;
                do_diff_cache(&head, &opt);
                diffcore_std(&opt);
                for (i = 0; sb && i < diff_queued_diff.nr; i++) {
@@ -1159,7 +1172,7 @@ static int index_has_changes(struct strbuf *sb)
                        strbuf_addstr(sb, diff_queued_diff.queue[i]->two->path);
                }
                diff_flush(&opt);
-               return DIFF_OPT_TST(&opt, HAS_CHANGES) != 0;
+               return opt.flags.has_changes != 0;
        } else {
                for (i = 0; sb && i < active_nr; i++) {
                        if (i)
@@ -1400,8 +1413,8 @@ static void write_commit_patch(const struct am_state *state, struct commit *comm
        rev_info.show_root_diff = 1;
        rev_info.diffopt.output_format = DIFF_FORMAT_PATCH;
        rev_info.no_commit_id = 1;
-       DIFF_OPT_SET(&rev_info.diffopt, BINARY);
-       DIFF_OPT_SET(&rev_info.diffopt, FULL_INDEX);
+       rev_info.diffopt.flags.binary = 1;
+       rev_info.diffopt.flags.full_index = 1;
        rev_info.diffopt.use_color = 0;
        rev_info.diffopt.file = fp;
        rev_info.diffopt.close_file = 1;
@@ -1424,7 +1437,7 @@ static void write_index_patch(const struct am_state *state)
        if (!get_oid_tree("HEAD", &head))
                tree = lookup_tree(&head);
        else
-               tree = lookup_tree(&empty_tree_oid);
+               tree = lookup_tree(the_hash_algo->empty_tree);
 
        fp = xfopen(am_path(state, "patch"), "w");
        init_revisions(&rev_info, NULL);
@@ -1479,11 +1492,10 @@ static int run_apply(const struct am_state *state, const char *index_file)
        struct argv_array apply_opts = ARGV_ARRAY_INIT;
        struct apply_state apply_state;
        int res, opts_left;
-       static struct lock_file lock_file;
        int force_apply = 0;
        int options = 0;
 
-       if (init_apply_state(&apply_state, NULL, &lock_file))
+       if (init_apply_state(&apply_state, NULL))
                die("BUG: init_apply_state() failed");
 
        argv_array_push(&apply_opts, "apply");
@@ -1677,8 +1689,8 @@ static void do_commit(const struct am_state *state)
        strbuf_addf(&sb, "%s: %.*s", reflog_msg, linelen(state->msg),
                        state->msg);
 
-       update_ref_oid(sb.buf, "HEAD", &commit, old_oid, 0,
-                       UPDATE_REFS_DIE_ON_ERR);
+       update_ref(sb.buf, "HEAD", &commit, old_oid, 0,
+                  UPDATE_REFS_DIE_ON_ERR);
 
        if (state->rebasing) {
                FILE *fp = xfopen(am_path(state, "rewritten"), "a");
@@ -1937,15 +1949,14 @@ static void am_resolve(struct am_state *state)
  */
 static int fast_forward_to(struct tree *head, struct tree *remote, int reset)
 {
-       struct lock_file *lock_file;
+       struct lock_file lock_file = LOCK_INIT;
        struct unpack_trees_options opts;
        struct tree_desc t[2];
 
        if (parse_tree(head) || parse_tree(remote))
                return -1;
 
-       lock_file = xcalloc(1, sizeof(struct lock_file));
-       hold_locked_index(lock_file, LOCK_DIE_ON_ERROR);
+       hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
 
        refresh_cache(REFRESH_QUIET);
 
@@ -1961,11 +1972,11 @@ static int fast_forward_to(struct tree *head, struct tree *remote, int reset)
        init_tree_desc(&t[1], remote->buffer, remote->size);
 
        if (unpack_trees(2, t, &opts)) {
-               rollback_lock_file(lock_file);
+               rollback_lock_file(&lock_file);
                return -1;
        }
 
-       if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+       if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
                die(_("unable to write new index file"));
 
        return 0;
@@ -1977,15 +1988,14 @@ static int fast_forward_to(struct tree *head, struct tree *remote, int reset)
  */
 static int merge_tree(struct tree *tree)
 {
-       struct lock_file *lock_file;
+       struct lock_file lock_file = LOCK_INIT;
        struct unpack_trees_options opts;
        struct tree_desc t[1];
 
        if (parse_tree(tree))
                return -1;
 
-       lock_file = xcalloc(1, sizeof(struct lock_file));
-       hold_locked_index(lock_file, LOCK_DIE_ON_ERROR);
+       hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
 
        memset(&opts, 0, sizeof(opts));
        opts.head_idx = 1;
@@ -1996,11 +2006,11 @@ static int merge_tree(struct tree *tree)
        init_tree_desc(&t[0], tree->buffer, tree->size);
 
        if (unpack_trees(1, t, &opts)) {
-               rollback_lock_file(lock_file);
+               rollback_lock_file(&lock_file);
                return -1;
        }
 
-       if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+       if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
                die(_("unable to write new index file"));
 
        return 0;
@@ -2096,6 +2106,7 @@ static int safe_to_abort(const struct am_state *state)
                        die(_("could not parse %s"), am_path(state, "abort-safety"));
        } else
                oidclr(&abort_safety);
+       strbuf_release(&sb);
 
        if (get_oid("HEAD", &head))
                oidclr(&head);
@@ -2125,7 +2136,7 @@ static void am_abort(struct am_state *state)
 
        am_rerere_clear();
 
-       curr_branch = resolve_refdup("HEAD", 0, curr_head.hash, NULL);
+       curr_branch = resolve_refdup("HEAD", 0, &curr_head, NULL);
        has_curr_head = curr_branch && !is_null_oid(&curr_head);
        if (!has_curr_head)
                hashcpy(curr_head.hash, EMPTY_TREE_SHA1_BIN);
@@ -2137,11 +2148,11 @@ static void am_abort(struct am_state *state)
        clean_index(&curr_head, &orig_head);
 
        if (has_orig_head)
-               update_ref_oid("am --abort", "HEAD", &orig_head,
-                               has_curr_head ? &curr_head : NULL, 0,
-                               UPDATE_REFS_DIE_ON_ERR);
+               update_ref("am --abort", "HEAD", &orig_head,
+                          has_curr_head ? &curr_head : NULL, 0,
+                          UPDATE_REFS_DIE_ON_ERR);
        else if (curr_branch)
-               delete_ref(NULL, curr_branch, NULL, REF_NODEREF);
+               delete_ref(NULL, curr_branch, NULL, REF_NO_DEREF);
 
        free(curr_branch);
        am_destroy(state);