gc: do not return error for prior errors in daemonized mode

diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c
index e99b5ddbf9a51be17bc0d976c942c29afe6563cd..bd680be6874da29cf776c84468a60888beea53fb 100644 (file)
--- a/builtin/fmt-merge-msg.c
+++ b/builtin/fmt-merge-msg.c
@@ -377,7 +377,8 @@ static void shortlog(const char *name,
                        string_list_append(&subjects,
                                           oid_to_hex(&commit->object.oid));
                else
-                       string_list_append(&subjects, strbuf_detach(&sb, NULL));
+                       string_list_append_nodup(&subjects,
+                                                strbuf_detach(&sb, NULL));
        }
 
        if (opts->credit_people)
@@ -484,10 +485,10 @@ static void fmt_merge_msg_sigs(struct strbuf *out)
        struct strbuf tagbuf = STRBUF_INIT;
 
        for (i = 0; i < origins.nr; i++) {
-               unsigned char *sha1 = origins.items[i].util;
+               struct object_id *oid = origins.items[i].util;
                enum object_type type;
                unsigned long size, len;
-               char *buf = read_sha1_file(sha1, &type, &size);
+               char *buf = read_object_file(oid, &type, &size);
                struct strbuf sig = STRBUF_INIT;
 
                if (!buf || type != OBJ_TAG)
@@ -571,7 +572,7 @@ static void find_merge_parents(struct merge_parents *result,
        head_commit = lookup_commit(head);
        if (head_commit)
                commit_list_insert(head_commit, &parents);
-       parents = reduce_heads(parents);
+       reduce_heads_replace(&parents);
 
        while (parents) {
                struct commit *cmit = pop_commit(&parents);
@@ -603,7 +604,7 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out,
 
        /* get current branch */
        current_branch = current_branch_to_free =
-               resolve_refdup("HEAD", RESOLVE_REF_READING, head_oid.hash, NULL);
+               resolve_refdup("HEAD", RESOLVE_REF_READING, &head_oid, NULL);
        if (!current_branch)
                die("No current branch");
        if (starts_with(current_branch, "refs/heads/"))