static struct origin *make_origin(struct commit *commit, const char *path)
{
struct origin *o;
- o = xcalloc(1, sizeof(*o) + strlen(path) + 1);
+ size_t pathlen = strlen(path) + 1;
+ o = xcalloc(1, sizeof(*o) + pathlen);
o->commit = commit;
o->refcnt = 1;
o->next = commit->util;
commit->util = o;
- strcpy(o->path, path);
+ memcpy(o->path, path, pathlen); /* includes NUL */
return o;
}
{
if (!is_null_sha1(origin->blob_sha1))
return 0;
- if (get_tree_entry(origin->commit->object.sha1,
+ if (get_tree_entry(origin->commit->object.oid.hash,
origin->path,
origin->blob_sha1, &origin->mode))
goto error_out;
PATHSPEC_LITERAL_PATH, "", paths);
diff_setup_done(&diff_opts);
- if (is_null_sha1(origin->commit->object.sha1))
- do_diff_cache(parent->tree->object.sha1, &diff_opts);
+ if (is_null_oid(&origin->commit->object.oid))
+ do_diff_cache(parent->tree->object.oid.hash, &diff_opts);
else
- diff_tree_sha1(parent->tree->object.sha1,
- origin->commit->tree->object.sha1,
+ diff_tree_sha1(parent->tree->object.oid.hash,
+ origin->commit->tree->object.oid.hash,
"", &diff_opts);
diffcore_std(&diff_opts);
diff_opts.single_follow = origin->path;
diff_setup_done(&diff_opts);
- if (is_null_sha1(origin->commit->object.sha1))
- do_diff_cache(parent->tree->object.sha1, &diff_opts);
+ if (is_null_oid(&origin->commit->object.oid))
+ do_diff_cache(parent->tree->object.oid.hash, &diff_opts);
else
- diff_tree_sha1(parent->tree->object.sha1,
- origin->commit->tree->object.sha1,
+ diff_tree_sha1(parent->tree->object.oid.hash,
+ origin->commit->tree->object.oid.hash,
"", &diff_opts);
diffcore_std(&diff_opts);
if (diff_hunks(&file_p, &file_o, 0, blame_chunk_cb, &d))
die("unable to generate diff (%s -> %s)",
- sha1_to_hex(parent->commit->object.sha1),
- sha1_to_hex(target->commit->object.sha1));
+ oid_to_hex(&parent->commit->object.oid),
+ oid_to_hex(&target->commit->object.oid));
/* The rest are the same as the parent */
blame_chunk(&d.dstq, &d.srcq, INT_MAX, d.offset, INT_MAX, parent);
*d.dstq = NULL;
memset(split, 0, sizeof(struct blame_entry [3]));
if (diff_hunks(file_p, &file_o, 1, handle_split_cb, &d))
die("unable to generate diff (%s)",
- sha1_to_hex(parent->commit->object.sha1));
+ oid_to_hex(&parent->commit->object.oid));
/* remainder, if any, all match the preimage */
handle_split(sb, ent, d.tlno, d.plno, ent->num_lines, parent, split);
}
&& (!porigin || strcmp(target->path, porigin->path))))
DIFF_OPT_SET(&diff_opts, FIND_COPIES_HARDER);
- if (is_null_sha1(target->commit->object.sha1))
- do_diff_cache(parent->tree->object.sha1, &diff_opts);
+ if (is_null_oid(&target->commit->object.oid))
+ do_diff_cache(parent->tree->object.oid.hash, &diff_opts);
else
- diff_tree_sha1(parent->tree->object.sha1,
- target->commit->tree->object.sha1,
+ diff_tree_sha1(parent->tree->object.oid.hash,
+ target->commit->tree->object.oid.hash,
"", &diff_opts);
if (!DIFF_OPT_TST(&diff_opts, FIND_COPIES_HARDER))
if (len)
strbuf_add(&ret->summary, subject, len);
else
- strbuf_addf(&ret->summary, "(%s)", sha1_to_hex(commit->object.sha1));
+ strbuf_addf(&ret->summary, "(%s)", oid_to_hex(&commit->object.oid));
unuse_commit_buffer(commit, message);
}
printf("boundary\n");
if (suspect->previous) {
struct origin *prev = suspect->previous;
- printf("previous %s ", sha1_to_hex(prev->commit->object.sha1));
+ printf("previous %s ", oid_to_hex(&prev->commit->object.oid));
write_name_quoted(prev->path, stdout, '\n');
}
struct origin *suspect = ent->suspect;
printf("%s %d %d %d\n",
- sha1_to_hex(suspect->commit->object.sha1),
+ oid_to_hex(&suspect->commit->object.oid),
ent->s_lno + 1, ent->lno + 1, ent->num_lines);
emit_one_suspect_detail(suspect, 0);
write_filename_info(suspect->path);
int cnt;
const char *cp;
struct origin *suspect = ent->suspect;
- char hex[41];
+ char hex[GIT_SHA1_HEXSZ + 1];
- strcpy(hex, sha1_to_hex(suspect->commit->object.sha1));
+ sha1_to_hex_r(hex, suspect->commit->object.oid.hash);
printf("%s %d %d %d\n",
hex,
ent->s_lno + 1,
const char *cp;
struct origin *suspect = ent->suspect;
struct commit_info ci;
- char hex[41];
+ char hex[GIT_SHA1_HEXSZ + 1];
int show_raw_time = !!(opt & OUTPUT_RAW_TIMESTAMP);
get_commit_info(suspect->commit, &ci, 1);
- strcpy(hex, sha1_to_hex(suspect->commit->object.sha1));
+ sha1_to_hex_r(hex, suspect->commit->object.oid.hash);
cp = nth_line(sb, ent->lno);
for (cnt = 0; cnt < ent->num_lines; cnt++) {
static int update_auto_abbrev(int auto_abbrev, struct origin *suspect)
{
- const char *uniq = find_unique_abbrev(suspect->commit->object.sha1,
+ const char *uniq = find_unique_abbrev(suspect->commit->object.oid.hash,
auto_abbrev);
int len = strlen(uniq);
if (auto_abbrev < len)
if (ent->suspect->refcnt <= 0) {
fprintf(stderr, "%s in %s has negative refcnt %d\n",
ent->suspect->path,
- sha1_to_hex(ent->suspect->commit->object.sha1),
+ oid_to_hex(&ent->suspect->commit->object.oid),
ent->suspect->refcnt);
baa = 1;
}
struct commit_list *parents;
for (parents = work_tree->parents; parents; parents = parents->next) {
- const unsigned char *commit_sha1 = parents->item->object.sha1;
+ const unsigned char *commit_sha1 = parents->item->object.oid.hash;
unsigned char blob_sha1[20];
unsigned mode;
strbuf_addstr(&msg, "tree 0000000000000000000000000000000000000000\n");
for (parent = commit->parents; parent; parent = parent->next)
strbuf_addf(&msg, "parent %s\n",
- sha1_to_hex(parent->item->object.sha1));
+ oid_to_hex(&parent->item->object.oid));
strbuf_addf(&msg,
"author %s\n"
"committer %s\n\n"
return commit;
}
-static char *prepare_final(struct scoreboard *sb)
+static struct commit *find_single_final(struct rev_info *revs,
+ const char **name_p)
{
int i;
- const char *final_commit_name = NULL;
- struct rev_info *revs = sb->revs;
+ struct commit *found = NULL;
+ const char *name = NULL;
- /*
- * There must be one and only one positive commit in the
- * revs->pending array.
- */
for (i = 0; i < revs->pending.nr; i++) {
struct object *obj = revs->pending.objects[i].item;
if (obj->flags & UNINTERESTING)
obj = deref_tag(obj, NULL, 0);
if (obj->type != OBJ_COMMIT)
die("Non commit %s?", revs->pending.objects[i].name);
- if (sb->final)
+ if (found)
die("More than one commit to dig from %s and %s?",
- revs->pending.objects[i].name,
- final_commit_name);
- sb->final = (struct commit *) obj;
- final_commit_name = revs->pending.objects[i].name;
+ revs->pending.objects[i].name, name);
+ found = (struct commit *)obj;
+ name = revs->pending.objects[i].name;
}
- return xstrdup_or_null(final_commit_name);
+ if (name_p)
+ *name_p = name;
+ return found;
+}
+
+static char *prepare_final(struct scoreboard *sb)
+{
+ const char *name;
+ sb->final = find_single_final(sb->revs, &name);
+ return xstrdup_or_null(name);
}
static char *prepare_initial(struct scoreboard *sb)
long dashdash_pos, lno;
char *final_commit_name = NULL;
enum object_type type;
+ struct commit *final_commit = NULL;
static struct string_list range_list;
static int output_option = 0, opt = 0;
fewer display columns. */
blame_date_width = utf8_strwidth(_("4 years, 11 months ago")) + 1; /* add the null */
break;
- case DATE_LOCAL:
case DATE_NORMAL:
blame_date_width = sizeof("Thu Oct 19 16:00:04 2006 -0700");
break;
sb.commits.compare = compare_commits_by_commit_date;
}
else if (contents_from)
- die("--contents and --children do not blend well.");
- else if (revs.first_parent_only)
- die("combining --first-parent and --reverse is not supported");
+ die("--contents and --reverse do not blend well.");
else {
final_commit_name = prepare_initial(&sb);
sb.commits.compare = compare_commits_by_reverse_commit_date;
+ if (revs.first_parent_only)
+ revs.children.name = NULL;
}
if (!sb.final) {
else if (contents_from)
die("Cannot use --contents with final commit object name");
+ if (reverse && revs.first_parent_only) {
+ final_commit = find_single_final(sb.revs, NULL);
+ if (!final_commit)
+ die("--reverse and --first-parent together require specified latest commit");
+ }
+
/*
* If we have bottom, this will mark the ancestors of the
* bottom commits we would reach while traversing as
if (prepare_revision_walk(&revs))
die(_("revision walk setup failed"));
- if (is_null_sha1(sb.final->object.sha1)) {
+ if (reverse && revs.first_parent_only) {
+ struct commit *c = final_commit;
+
+ sb.revs->children.name = "children";
+ while (c->parents &&
+ oidcmp(&c->object.oid, &sb.final->object.oid)) {
+ struct commit_list *l = xcalloc(1, sizeof(*l));
+
+ l->item = c;
+ if (add_decoration(&sb.revs->children,
+ &c->parents->item->object, l))
+ die("BUG: not unique item in first-parent chain");
+ c = c->parents->item;
+ }
+
+ if (oidcmp(&c->object.oid, &sb.final->object.oid))
+ die("--reverse --first-parent together require range along first-parent chain");
+ }
+
+ if (is_null_oid(&sb.final->object.oid)) {
o = sb.final->util;
sb.final_buf = xmemdupz(o->file.ptr, o->file.size);
sb.final_buf_size = o->file.size;