From 5237e0eb599c208d1c3f6da997c06ee18a1dc201 Mon Sep 17 00:00:00 2001 From: Brandon Williams Date: Tue, 30 May 2017 10:30:58 -0700 Subject: notes-merge: convert notes_merge* to struct object_id Convert notes_merge and notes_merge_commit to use struct object_id. Signed-off-by: Brandon Williams Signed-off-by: Junio C Hamano diff --git a/builtin/notes.c b/builtin/notes.c index b13fc87..2ebc2b7 100644 --- a/builtin/notes.c +++ b/builtin/notes.c @@ -724,7 +724,7 @@ static int merge_commit(struct notes_merge_options *o) if (!o->local_ref) die(_("failed to resolve NOTES_MERGE_REF")); - if (notes_merge_commit(o, t, partial, oid.hash)) + if (notes_merge_commit(o, t, partial, &oid)) die(_("failed to finalize notes merge")); /* Reuse existing commit message in reflog message */ @@ -842,9 +842,9 @@ static int merge(int argc, const char **argv, const char *prefix) remote_ref.buf, default_notes_ref()); strbuf_add(&(o.commit_msg), msg.buf + 7, msg.len - 7); /* skip "notes: " */ - result = notes_merge(&o, t, result_oid.hash); + result = notes_merge(&o, t, &result_oid); - if (result >= 0) /* Merge resulted (trivially) in result_sha1 */ + if (result >= 0) /* Merge resulted (trivially) in result_oid */ /* Update default notes ref with new commit */ update_ref(msg.buf, default_notes_ref(), result_oid.hash, NULL, 0, UPDATE_REFS_DIE_ON_ERR); diff --git a/notes-merge.c b/notes-merge.c index 9a1a495..9dbf7f6 100644 --- a/notes-merge.c +++ b/notes-merge.c @@ -533,17 +533,17 @@ static int merge_from_diffs(struct notes_merge_options *o, int notes_merge(struct notes_merge_options *o, struct notes_tree *local_tree, - unsigned char *result_sha1) + struct object_id *result_oid) { struct object_id local_oid, remote_oid; struct commit *local, *remote; struct commit_list *bases = NULL; - const unsigned char *base_sha1, *base_tree_sha1; + const struct object_id *base_oid, *base_tree_oid; int result = 0; assert(o->local_ref && o->remote_ref); assert(!strcmp(o->local_ref, local_tree->ref)); - hashclr(result_sha1); + oidclr(result_oid); trace_printf("notes_merge(o->local_ref = %s, o->remote_ref = %s)\n", o->local_ref, o->remote_ref); @@ -553,16 +553,16 @@ int notes_merge(struct notes_merge_options *o, die("Failed to resolve local notes ref '%s'", o->local_ref); else if (!check_refname_format(o->local_ref, 0) && is_null_oid(&local_oid)) - local = NULL; /* local_sha1 == null_sha1 indicates unborn ref */ + local = NULL; /* local_oid == null_oid indicates unborn ref */ else if (!(local = lookup_commit_reference(&local_oid))) die("Could not parse local commit %s (%s)", oid_to_hex(&local_oid), o->local_ref); trace_printf("\tlocal commit: %.7s\n", oid_to_hex(&local_oid)); - /* Dereference o->remote_ref into remote_sha1 */ + /* Dereference o->remote_ref into remote_oid */ if (get_oid(o->remote_ref, &remote_oid)) { /* - * Failed to get remote_sha1. If o->remote_ref looks like an + * Failed to get remote_oid. If o->remote_ref looks like an * unborn ref, perform the merge using an empty notes tree. */ if (!check_refname_format(o->remote_ref, 0)) { @@ -583,12 +583,12 @@ int notes_merge(struct notes_merge_options *o, "(%s)", o->remote_ref, o->local_ref); if (!local) { /* result == remote commit */ - hashcpy(result_sha1, remote_oid.hash); + oidcpy(result_oid, &remote_oid); goto found_result; } if (!remote) { /* result == local commit */ - hashcpy(result_sha1, local_oid.hash); + oidcpy(result_oid, &local_oid); goto found_result; } assert(local && remote); @@ -596,47 +596,47 @@ int notes_merge(struct notes_merge_options *o, /* Find merge bases */ bases = get_merge_bases(local, remote); if (!bases) { - base_sha1 = null_sha1; - base_tree_sha1 = EMPTY_TREE_SHA1_BIN; + base_oid = &null_oid; + base_tree_oid = &empty_tree_oid; if (o->verbosity >= 4) printf("No merge base found; doing history-less merge\n"); } else if (!bases->next) { - base_sha1 = bases->item->object.oid.hash; - base_tree_sha1 = bases->item->tree->object.oid.hash; + base_oid = &bases->item->object.oid; + base_tree_oid = &bases->item->tree->object.oid; if (o->verbosity >= 4) printf("One merge base found (%.7s)\n", - sha1_to_hex(base_sha1)); + oid_to_hex(base_oid)); } else { /* TODO: How to handle multiple merge-bases? */ - base_sha1 = bases->item->object.oid.hash; - base_tree_sha1 = bases->item->tree->object.oid.hash; + base_oid = &bases->item->object.oid; + base_tree_oid = &bases->item->tree->object.oid; if (o->verbosity >= 3) printf("Multiple merge bases found. Using the first " - "(%.7s)\n", sha1_to_hex(base_sha1)); + "(%.7s)\n", oid_to_hex(base_oid)); } if (o->verbosity >= 4) printf("Merging remote commit %.7s into local commit %.7s with " "merge-base %.7s\n", oid_to_hex(&remote->object.oid), oid_to_hex(&local->object.oid), - sha1_to_hex(base_sha1)); + oid_to_hex(base_oid)); - if (!hashcmp(remote->object.oid.hash, base_sha1)) { + if (!oidcmp(&remote->object.oid, base_oid)) { /* Already merged; result == local commit */ if (o->verbosity >= 2) printf("Already up-to-date!\n"); - hashcpy(result_sha1, local->object.oid.hash); + oidcpy(result_oid, &local->object.oid); goto found_result; } - if (!hashcmp(local->object.oid.hash, base_sha1)) { + if (!oidcmp(&local->object.oid, base_oid)) { /* Fast-forward; result == remote commit */ if (o->verbosity >= 2) printf("Fast-forward\n"); - hashcpy(result_sha1, remote->object.oid.hash); + oidcpy(result_oid, &remote->object.oid); goto found_result; } - result = merge_from_diffs(o, base_tree_sha1, local->tree->object.oid.hash, + result = merge_from_diffs(o, base_tree_oid->hash, local->tree->object.oid.hash, remote->tree->object.oid.hash, local_tree); if (result != 0) { /* non-trivial merge (with or without conflicts) */ @@ -646,28 +646,28 @@ int notes_merge(struct notes_merge_options *o, commit_list_insert(local, &parents); create_notes_commit(local_tree, parents, o->commit_msg.buf, o->commit_msg.len, - result_sha1); + result_oid->hash); } found_result: free_commit_list(bases); strbuf_release(&(o->commit_msg)); - trace_printf("notes_merge(): result = %i, result_sha1 = %.7s\n", - result, sha1_to_hex(result_sha1)); + trace_printf("notes_merge(): result = %i, result_oid = %.7s\n", + result, oid_to_hex(result_oid)); return result; } int notes_merge_commit(struct notes_merge_options *o, struct notes_tree *partial_tree, struct commit *partial_commit, - unsigned char *result_sha1) + struct object_id *result_oid) { /* * Iterate through files in .git/NOTES_MERGE_WORKTREE and add all * found notes to 'partial_tree'. Write the updated notes tree to * the DB, and commit the resulting tree object while reusing the * commit message and parents from 'partial_commit'. - * Finally store the new commit object SHA1 into 'result_sha1'. + * Finally store the new commit object OID into 'result_oid'. */ DIR *dir; struct dirent *e; @@ -721,11 +721,11 @@ int notes_merge_commit(struct notes_merge_options *o, } create_notes_commit(partial_tree, partial_commit->parents, - msg, strlen(msg), result_sha1); + msg, strlen(msg), result_oid->hash); unuse_commit_buffer(partial_commit, buffer); if (o->verbosity >= 4) printf("Finalized notes merge commit: %s\n", - sha1_to_hex(result_sha1)); + oid_to_hex(result_oid)); strbuf_release(&path); closedir(dir); return 0; diff --git a/notes-merge.h b/notes-merge.h index 0d89056..f815f23 100644 --- a/notes-merge.h +++ b/notes-merge.h @@ -32,16 +32,16 @@ void init_notes_merge_options(struct notes_merge_options *o); * outcomes: * * 1. The merge trivially results in an existing commit (e.g. fast-forward or - * already-up-to-date). 'local_tree' is untouched, the SHA1 of the result - * is written into 'result_sha1' and 0 is returned. + * already-up-to-date). 'local_tree' is untouched, the OID of the result + * is written into 'result_oid' and 0 is returned. * 2. The merge successfully completes, producing a merge commit. local_tree - * contains the updated notes tree, the SHA1 of the resulting commit is - * written into 'result_sha1', and 1 is returned. + * contains the updated notes tree, the OID of the resulting commit is + * written into 'result_oid', and 1 is returned. * 3. The merge results in conflicts. This is similar to #2 in that the * partial merge result (i.e. merge result minus the unmerged entries) - * are stored in 'local_tree', and the SHA1 or the resulting commit + * are stored in 'local_tree', and the OID or the resulting commit * (to be amended when the conflicts have been resolved) is written into - * 'result_sha1'. The unmerged entries are written into the + * 'result_oid'. The unmerged entries are written into the * .git/NOTES_MERGE_WORKTREE directory with conflict markers. * -1 is returned. * @@ -52,7 +52,7 @@ void init_notes_merge_options(struct notes_merge_options *o); */ int notes_merge(struct notes_merge_options *o, struct notes_tree *local_tree, - unsigned char *result_sha1); + struct object_id *result_oid); /* * Finalize conflict resolution from an earlier notes_merge() @@ -62,13 +62,13 @@ int notes_merge(struct notes_merge_options *o, * call to notes_merge(). * * This function will add the (now resolved) notes in .git/NOTES_MERGE_WORKTREE - * to 'partial_tree', and create a final notes merge commit, the SHA1 of which - * will be stored in 'result_sha1'. + * to 'partial_tree', and create a final notes merge commit, the OID of which + * will be stored in 'result_oid'. */ int notes_merge_commit(struct notes_merge_options *o, struct notes_tree *partial_tree, struct commit *partial_commit, - unsigned char *result_sha1); + struct object_id *result_oid); /* * Abort conflict resolution from an earlier notes_merge() -- cgit v0.10.2-6-g49f6