Merge branch 'nd/resolve-ref'

[git.git] / builtin / commit.c

diff --git a/builtin/commit.c b/builtin/commit.c
index c46f2d18e10bcb3b1b458d4ae94d2d3522305632..e36e9adf87d76002784eb26107c25e5d91683229 100644 (file)
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -1259,7 +1259,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1,
        struct commit *commit;
        struct strbuf format = STRBUF_INIT;
        unsigned char junk_sha1[20];
-       const char *head = resolve_ref("HEAD", junk_sha1, 0, NULL);
+       const char *head;
        struct pretty_print_context pctx = {0};
        struct strbuf author_ident = STRBUF_INIT;
        struct strbuf committer_ident = STRBUF_INIT;
@@ -1304,6 +1304,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1,
        rev.diffopt.break_opt = 0;
        diff_setup_done(&rev.diffopt);
 
+       head = resolve_ref("HEAD", junk_sha1, 0, NULL);
        printf("[%s%s ",
                !prefixcmp(head, "refs/heads/") ?
                        head + 11 :
@@ -1382,6 +1383,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        int allow_fast_forward = 1;
        struct wt_status s;
        struct commit *current_head = NULL;
+       struct commit_extra_header *extra = NULL;
 
        if (argc == 2 && !strcmp(argv[1], "-h"))
                usage_with_options(builtin_commit_usage, builtin_commit_options);
@@ -1425,7 +1427,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                        pptr = &commit_list_insert(c->item, pptr)->next;
        } else if (whence == FROM_MERGE) {
                struct strbuf m = STRBUF_INIT;
-               struct commit *commit;
                FILE *fp;
 
                if (!reflog_msg)
@@ -1436,11 +1437,12 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                        die_errno(_("could not open '%s' for reading"),
                                  git_path("MERGE_HEAD"));
                while (strbuf_getline(&m, fp, '\n') != EOF) {
-                       unsigned char sha1[20];
-                       if (get_sha1_hex(m.buf, sha1) < 0)
+                       struct commit *parent;
+
+                       parent = get_merge_parent(m.buf);
+                       if (!parent)
                                die(_("Corrupt MERGE_HEAD file (%s)"), m.buf);
-                       commit = lookup_commit_or_die(sha1, "MERGE_HEAD");
-                       pptr = &commit_list_insert(commit, pptr)->next;
+                       pptr = &commit_list_insert(parent, pptr)->next;
                }
                fclose(fp);
                strbuf_release(&m);
@@ -1483,12 +1485,16 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                exit(1);
        }
 
-       if (commit_tree(sb.buf, active_cache_tree->sha1, parents, sha1,
-                       author_ident.buf)) {
+       if (amend)
+               extra = read_commit_extra_headers(current_head);
+
+       if (commit_tree_extended(sb.buf, active_cache_tree->sha1, parents, sha1,
+                                author_ident.buf, extra)) {
                rollback_index_files();
                die(_("failed to write commit object"));
        }
        strbuf_release(&author_ident);
+       free_commit_extra_headers(extra);
 
        ref_lock = lock_any_ref_for_update("HEAD",
                                           !current_head
@@ -1514,6 +1520,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        }
 
        unlink(git_path("CHERRY_PICK_HEAD"));
+       unlink(git_path("REVERT_HEAD"));
        unlink(git_path("MERGE_HEAD"));
        unlink(git_path("MERGE_MSG"));
        unlink(git_path("MERGE_MODE"));