serialize collection of refs that contain submodule changes
[gitweb.git] / builtin / log.c
index cd9c4a46d10c0898ea84f9b5f5f4f833a1428dbd..55d20cc2d88ab03d96f0476b222be3b2f6832ed9 100644 (file)
@@ -464,9 +464,9 @@ static void show_tagger(char *buf, int len, struct rev_info *rev)
        strbuf_release(&out);
 }
 
-static int show_blob_object(const unsigned char *sha1, struct rev_info *rev, const char *obj_name)
+static int show_blob_object(const struct object_id *oid, struct rev_info *rev, const char *obj_name)
 {
-       unsigned char sha1c[20];
+       struct object_id oidc;
        struct object_context obj_context;
        char *buf;
        unsigned long size;
@@ -474,13 +474,13 @@ static int show_blob_object(const unsigned char *sha1, struct rev_info *rev, con
        fflush(rev->diffopt.file);
        if (!DIFF_OPT_TOUCHED(&rev->diffopt, ALLOW_TEXTCONV) ||
            !DIFF_OPT_TST(&rev->diffopt, ALLOW_TEXTCONV))
-               return stream_blob_to_fd(1, sha1, NULL, 0);
+               return stream_blob_to_fd(1, oid, NULL, 0);
 
-       if (get_sha1_with_context(obj_name, 0, sha1c, &obj_context))
+       if (get_sha1_with_context(obj_name, 0, oidc.hash, &obj_context))
                die(_("Not a valid object name %s"), obj_name);
        if (!obj_context.path[0] ||
-           !textconv_object(obj_context.path, obj_context.mode, sha1c, 1, &buf, &size))
-               return stream_blob_to_fd(1, sha1, NULL, 0);
+           !textconv_object(obj_context.path, obj_context.mode, &oidc, 1, &buf, &size))
+               return stream_blob_to_fd(1, oid, NULL, 0);
 
        if (!buf)
                die(_("git show %s: bad file"), obj_name);
@@ -489,15 +489,15 @@ static int show_blob_object(const unsigned char *sha1, struct rev_info *rev, con
        return 0;
 }
 
-static int show_tag_object(const unsigned char *sha1, struct rev_info *rev)
+static int show_tag_object(const struct object_id *oid, struct rev_info *rev)
 {
        unsigned long size;
        enum object_type type;
-       char *buf = read_sha1_file(sha1, &type, &size);
+       char *buf = read_sha1_file(oid->hash, &type, &size);
        int offset = 0;
 
        if (!buf)
-               return error(_("Could not read object %s"), sha1_to_hex(sha1));
+               return error(_("Could not read object %s"), oid_to_hex(oid));
 
        assert(type == OBJ_TAG);
        while (offset < size && buf[offset] != '\n') {
@@ -574,7 +574,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
                const char *name = objects[i].name;
                switch (o->type) {
                case OBJ_BLOB:
-                       ret = show_blob_object(o->oid.hash, &rev, name);
+                       ret = show_blob_object(&o->oid, &rev, name);
                        break;
                case OBJ_TAG: {
                        struct tag *t = (struct tag *)o;
@@ -585,7 +585,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
                                        diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
                                        t->tag,
                                        diff_get_color_opt(&rev.diffopt, DIFF_RESET));
-                       ret = show_tag_object(o->oid.hash, &rev);
+                       ret = show_tag_object(&o->oid, &rev);
                        rev.shown_one = 1;
                        if (ret)
                                break;
@@ -1111,6 +1111,11 @@ static int subject_prefix_callback(const struct option *opt, const char *arg,
        return 0;
 }
 
+static int rfc_callback(const struct option *opt, const char *arg, int unset)
+{
+       return subject_prefix_callback(opt, "RFC PATCH", unset);
+}
+
 static int numbered_cmdline_opt = 0;
 
 static int numbered_callback(const struct option *opt, const char *arg,
@@ -1247,11 +1252,11 @@ static struct commit *get_base_commit(const char *base_commit,
                if (upstream) {
                        struct commit_list *base_list;
                        struct commit *commit;
-                       unsigned char sha1[20];
+                       struct object_id oid;
 
-                       if (get_sha1(upstream, sha1))
+                       if (get_oid(upstream, &oid))
                                die(_("Failed to resolve '%s' as a valid ref."), upstream);
-                       commit = lookup_commit_or_die(sha1, "upstream base");
+                       commit = lookup_commit_or_die(oid.hash, "upstream base");
                        base_list = get_merge_bases_many(commit, total, list);
                        /* There should be one and only one merge base. */
                        if (!base_list || base_list->next)
@@ -1338,15 +1343,15 @@ static void prepare_bases(struct base_tree_info *bases,
         * and stuff them in bases structure.
         */
        while ((commit = get_revision(&revs)) != NULL) {
-               unsigned char sha1[20];
+               struct object_id oid;
                struct object_id *patch_id;
                if (commit->util)
                        continue;
-               if (commit_patch_id(commit, &diffopt, sha1, 0))
+               if (commit_patch_id(commit, &diffopt, oid.hash, 0))
                        die(_("cannot get patch id"));
                ALLOC_GROW(bases->patch_id, bases->nr_patch_id + 1, bases->alloc_patch_id);
                patch_id = bases->patch_id + bases->nr_patch_id;
-               hashcpy(patch_id->hash, sha1);
+               oidcpy(patch_id, &oid);
                bases->nr_patch_id++;
        }
 }
@@ -1418,6 +1423,9 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                            N_("start numbering patches at <n> instead of 1")),
                OPT_INTEGER('v', "reroll-count", &reroll_count,
                            N_("mark the series as Nth re-roll")),
+               { OPTION_CALLBACK, 0, "rfc", &rev, NULL,
+                           N_("Use [RFC PATCH] instead of [PATCH]"),
+                           PARSE_OPT_NOARG | PARSE_OPT_NONEG, rfc_callback },
                { OPTION_CALLBACK, 0, "subject-prefix", &rev, N_("prefix"),
                            N_("Use [<prefix>] instead of [PATCH]"),
                            PARSE_OPT_NONEG, subject_prefix_callback },
@@ -1556,7 +1564,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        if (numbered && keep_subject)
                die (_("-n and -k are mutually exclusive."));
        if (keep_subject && subject_prefix)
-               die (_("--subject-prefix and -k are mutually exclusive."));
+               die (_("--subject-prefix/--rfc and -k are mutually exclusive."));
        rev.preserve_subject = keep_subject;
 
        argc = setup_revisions(argc, argv, &rev, &s_r_opt);
@@ -1627,10 +1635,10 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                        check_head = 1;
 
                if (check_head) {
-                       unsigned char sha1[20];
+                       struct object_id oid;
                        const char *ref, *v;
                        ref = resolve_ref_unsafe("HEAD", RESOLVE_REF_READING,
-                                                sha1, NULL);
+                                                oid.hash, NULL);
                        if (ref && skip_prefix(ref, "refs/heads/", &v))
                                branch_name = xstrdup(v);
                        else
@@ -1675,16 +1683,16 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                /* nothing to do */
                return 0;
        total = nr;
-       if (!keep_subject && auto_number && total > 1)
-               numbered = 1;
-       if (numbered)
-               rev.total = total + start_number - 1;
        if (cover_letter == -1) {
                if (config_cover_letter == COVER_AUTO)
                        cover_letter = (total > 1);
                else
                        cover_letter = (config_cover_letter == COVER_ON);
        }
+       if (!keep_subject && auto_number && (total > 1 || cover_letter))
+               numbered = 1;
+       if (numbered)
+               rev.total = total + start_number - 1;
 
        if (!signature) {
                ; /* --no-signature inhibits all signatures */
@@ -1802,9 +1810,9 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
 
 static int add_pending_commit(const char *arg, struct rev_info *revs, int flags)
 {
-       unsigned char sha1[20];
-       if (get_sha1(arg, sha1) == 0) {
-               struct commit *commit = lookup_commit_reference(sha1);
+       struct object_id oid;
+       if (get_oid(arg, &oid) == 0) {
+               struct commit *commit = lookup_commit_reference(oid.hash);
                if (commit) {
                        commit->object.flags |= flags;
                        add_pending_object(revs, &commit->object, arg);