sha1_name.c: clarify what "fake" is for in find_short_object_filename()
[gitweb.git] / notes-merge.c
index 61cf18eeab6b36535c7f84e88300a91143a2bad8..fb0832f97d218ecd1812361721800d6288935c06 100644 (file)
@@ -21,14 +21,6 @@ void init_notes_merge_options(struct notes_merge_options *o)
        o->verbosity = NOTES_MERGE_VERBOSITY_DEFAULT;
 }
 
-#define OUTPUT(o, v, ...) \
-       do { \
-               if ((o)->verbosity >= (v)) { \
-                       printf(__VA_ARGS__); \
-                       puts(""); \
-               } \
-       } while (0)
-
 static int path_to_sha1(const char *path, unsigned char *sha1)
 {
        char hex_sha1[40];
@@ -392,21 +384,26 @@ static int merge_one_change_manual(struct notes_merge_options *o,
 
        strbuf_addf(&(o->commit_msg), "\t%s\n", sha1_to_hex(p->obj));
 
-       OUTPUT(o, 2, "Auto-merging notes for %s", sha1_to_hex(p->obj));
+       if (o->verbosity >= 2)
+               printf("Auto-merging notes for %s\n", sha1_to_hex(p->obj));
        check_notes_merge_worktree(o);
        if (is_null_sha1(p->local)) {
                /* D/F conflict, checkout p->remote */
                assert(!is_null_sha1(p->remote));
-               OUTPUT(o, 1, "CONFLICT (delete/modify): Notes for object %s "
-                      "deleted in %s and modified in %s. Version from %s "
-                      "left in tree.", sha1_to_hex(p->obj), lref, rref, rref);
+               if (o->verbosity >= 1)
+                       printf("CONFLICT (delete/modify): Notes for object %s "
+                               "deleted in %s and modified in %s. Version from %s "
+                               "left in tree.\n",
+                               sha1_to_hex(p->obj), lref, rref, rref);
                write_note_to_worktree(p->obj, p->remote);
        } else if (is_null_sha1(p->remote)) {
                /* D/F conflict, checkout p->local */
                assert(!is_null_sha1(p->local));
-               OUTPUT(o, 1, "CONFLICT (delete/modify): Notes for object %s "
-                      "deleted in %s and modified in %s. Version from %s "
-                      "left in tree.", sha1_to_hex(p->obj), rref, lref, lref);
+               if (o->verbosity >= 1)
+                       printf("CONFLICT (delete/modify): Notes for object %s "
+                               "deleted in %s and modified in %s. Version from %s "
+                               "left in tree.\n",
+                               sha1_to_hex(p->obj), rref, lref, lref);
                write_note_to_worktree(p->obj, p->local);
        } else {
                /* "regular" conflict, checkout result of ll_merge() */
@@ -415,8 +412,9 @@ static int merge_one_change_manual(struct notes_merge_options *o,
                        reason = "add/add";
                assert(!is_null_sha1(p->local));
                assert(!is_null_sha1(p->remote));
-               OUTPUT(o, 1, "CONFLICT (%s): Merge conflict in notes for "
-                      "object %s", reason, sha1_to_hex(p->obj));
+               if (o->verbosity >= 1)
+                       printf("CONFLICT (%s): Merge conflict in notes for "
+                               "object %s\n", reason, sha1_to_hex(p->obj));
                ll_merge_in_worktree(o, p);
        }
 
@@ -438,24 +436,30 @@ static int merge_one_change(struct notes_merge_options *o,
        case NOTES_MERGE_RESOLVE_MANUAL:
                return merge_one_change_manual(o, p, t);
        case NOTES_MERGE_RESOLVE_OURS:
-               OUTPUT(o, 2, "Using local notes for %s", sha1_to_hex(p->obj));
+               if (o->verbosity >= 2)
+                       printf("Using local notes for %s\n",
+                                               sha1_to_hex(p->obj));
                /* nothing to do */
                return 0;
        case NOTES_MERGE_RESOLVE_THEIRS:
-               OUTPUT(o, 2, "Using remote notes for %s", sha1_to_hex(p->obj));
+               if (o->verbosity >= 2)
+                       printf("Using remote notes for %s\n",
+                                               sha1_to_hex(p->obj));
                if (add_note(t, p->obj, p->remote, combine_notes_overwrite))
                        die("BUG: combine_notes_overwrite failed");
                return 0;
        case NOTES_MERGE_RESOLVE_UNION:
-               OUTPUT(o, 2, "Concatenating local and remote notes for %s",
-                      sha1_to_hex(p->obj));
+               if (o->verbosity >= 2)
+                       printf("Concatenating local and remote notes for %s\n",
+                                                       sha1_to_hex(p->obj));
                if (add_note(t, p->obj, p->remote, combine_notes_concatenate))
                        die("failed to concatenate notes "
                            "(combine_notes_concatenate)");
                return 0;
        case NOTES_MERGE_RESOLVE_CAT_SORT_UNIQ:
-               OUTPUT(o, 2, "Concatenating unique lines in local and remote "
-                      "notes for %s", sha1_to_hex(p->obj));
+               if (o->verbosity >= 2)
+                       printf("Concatenating unique lines in local and remote "
+                               "notes for %s\n", sha1_to_hex(p->obj));
                if (add_note(t, p->obj, p->remote, combine_notes_cat_sort_uniq))
                        die("failed to concatenate notes "
                            "(combine_notes_cat_sort_uniq)");
@@ -518,14 +522,15 @@ static int merge_from_diffs(struct notes_merge_options *o,
        conflicts = merge_changes(o, changes, &num_changes, t);
        free(changes);
 
-       OUTPUT(o, 4, "Merge result: %i unmerged notes and a %s notes tree",
-              conflicts, t->dirty ? "dirty" : "clean");
+       if (o->verbosity >= 4)
+               printf("Merge result: %i unmerged notes and a %s notes tree\n",
+                       conflicts, t->dirty ? "dirty" : "clean");
 
        return conflicts ? -1 : 1;
 }
 
 void create_notes_commit(struct notes_tree *t, struct commit_list *parents,
-                        const char *msg, unsigned char *result_sha1)
+                        const struct strbuf *msg, unsigned char *result_sha1)
 {
        unsigned char tree_sha1[20];
 
@@ -568,7 +573,7 @@ int notes_merge(struct notes_merge_options *o,
               o->local_ref, o->remote_ref);
 
        /* Dereference o->local_ref into local_sha1 */
-       if (!resolve_ref(o->local_ref, local_sha1, 0, NULL))
+       if (read_ref_full(o->local_ref, local_sha1, 0, NULL))
                die("Failed to resolve local notes ref '%s'", o->local_ref);
        else if (!check_refname_format(o->local_ref, 0) &&
                is_null_sha1(local_sha1))
@@ -617,33 +622,40 @@ int notes_merge(struct notes_merge_options *o,
        if (!bases) {
                base_sha1 = null_sha1;
                base_tree_sha1 = EMPTY_TREE_SHA1_BIN;
-               OUTPUT(o, 4, "No merge base found; doing history-less merge");
+               if (o->verbosity >= 4)
+                       printf("No merge base found; doing history-less merge\n");
        } else if (!bases->next) {
                base_sha1 = bases->item->object.sha1;
                base_tree_sha1 = bases->item->tree->object.sha1;
-               OUTPUT(o, 4, "One merge base found (%.7s)",
-                      sha1_to_hex(base_sha1));
+               if (o->verbosity >= 4)
+                       printf("One merge base found (%.7s)\n",
+                               sha1_to_hex(base_sha1));
        } else {
                /* TODO: How to handle multiple merge-bases? */
                base_sha1 = bases->item->object.sha1;
                base_tree_sha1 = bases->item->tree->object.sha1;
-               OUTPUT(o, 3, "Multiple merge bases found. Using the first "
-                      "(%.7s)", sha1_to_hex(base_sha1));
+               if (o->verbosity >= 3)
+                       printf("Multiple merge bases found. Using the first "
+                               "(%.7s)\n", sha1_to_hex(base_sha1));
        }
 
-       OUTPUT(o, 4, "Merging remote commit %.7s into local commit %.7s with "
-              "merge-base %.7s", sha1_to_hex(remote->object.sha1),
-              sha1_to_hex(local->object.sha1), sha1_to_hex(base_sha1));
+       if (o->verbosity >= 4)
+               printf("Merging remote commit %.7s into local commit %.7s with "
+                       "merge-base %.7s\n", sha1_to_hex(remote->object.sha1),
+                       sha1_to_hex(local->object.sha1),
+                       sha1_to_hex(base_sha1));
 
        if (!hashcmp(remote->object.sha1, base_sha1)) {
                /* Already merged; result == local commit */
-               OUTPUT(o, 2, "Already up-to-date!");
+               if (o->verbosity >= 2)
+                       printf("Already up-to-date!\n");
                hashcpy(result_sha1, local->object.sha1);
                goto found_result;
        }
        if (!hashcmp(local->object.sha1, base_sha1)) {
                /* Fast-forward; result == remote commit */
-               OUTPUT(o, 2, "Fast-forward");
+               if (o->verbosity >= 2)
+                       printf("Fast-forward\n");
                hashcpy(result_sha1, remote->object.sha1);
                goto found_result;
        }
@@ -656,7 +668,7 @@ int notes_merge(struct notes_merge_options *o,
                struct commit_list *parents = NULL;
                commit_list_insert(remote, &parents); /* LIFO order */
                commit_list_insert(local, &parents);
-               create_notes_commit(local_tree, parents, o->commit_msg.buf,
+               create_notes_commit(local_tree, parents, &o->commit_msg,
                                    result_sha1);
        }
 
@@ -683,10 +695,12 @@ int notes_merge_commit(struct notes_merge_options *o,
        struct dir_struct dir;
        char *path = xstrdup(git_path(NOTES_MERGE_WORKTREE "/"));
        int path_len = strlen(path), i;
-       const char *msg = strstr(partial_commit->buffer, "\n\n");
+       char *msg = strstr(partial_commit->buffer, "\n\n");
+       struct strbuf sb_msg = STRBUF_INIT;
 
-       OUTPUT(o, 3, "Committing notes in notes merge worktree at %.*s",
-              path_len - 1, path);
+       if (o->verbosity >= 3)
+               printf("Committing notes in notes merge worktree at %.*s\n",
+                       path_len - 1, path);
 
        if (!msg || msg[2] == '\0')
                die("partial notes commit has empty message");
@@ -701,7 +715,9 @@ int notes_merge_commit(struct notes_merge_options *o,
                unsigned char obj_sha1[20], blob_sha1[20];
 
                if (ent->len - path_len != 40 || get_sha1_hex(relpath, obj_sha1)) {
-                       OUTPUT(o, 3, "Skipping non-SHA1 entry '%s'", ent->name);
+                       if (o->verbosity >= 3)
+                               printf("Skipping non-SHA1 entry '%s'\n",
+                                                               ent->name);
                        continue;
                }
 
@@ -713,14 +729,17 @@ int notes_merge_commit(struct notes_merge_options *o,
                if (add_note(partial_tree, obj_sha1, blob_sha1, NULL))
                        die("Failed to add resolved note '%s' to notes tree",
                            ent->name);
-               OUTPUT(o, 4, "Added resolved note for object %s: %s",
-                      sha1_to_hex(obj_sha1), sha1_to_hex(blob_sha1));
+               if (o->verbosity >= 4)
+                       printf("Added resolved note for object %s: %s\n",
+                               sha1_to_hex(obj_sha1), sha1_to_hex(blob_sha1));
        }
 
-       create_notes_commit(partial_tree, partial_commit->parents, msg,
+       strbuf_attach(&sb_msg, msg, strlen(msg), strlen(msg) + 1);
+       create_notes_commit(partial_tree, partial_commit->parents, &sb_msg,
                            result_sha1);
-       OUTPUT(o, 4, "Finalized notes merge commit: %s",
-              sha1_to_hex(result_sha1));
+       if (o->verbosity >= 4)
+               printf("Finalized notes merge commit: %s\n",
+                       sha1_to_hex(result_sha1));
        free(path);
        return 0;
 }
@@ -732,7 +751,8 @@ int notes_merge_abort(struct notes_merge_options *o)
        int ret;
 
        strbuf_addstr(&buf, git_path(NOTES_MERGE_WORKTREE));
-       OUTPUT(o, 3, "Removing notes merge worktree at %s", buf.buf);
+       if (o->verbosity >= 3)
+               printf("Removing notes merge worktree at %s\n", buf.buf);
        ret = remove_dir_recursively(&buf, 0);
        strbuf_release(&buf);
        return ret;