};
static int progress;
-static enum { ABORT, VERBATIM, WARN, STRIP } signed_tag_mode = ABORT;
+static enum { ABORT, VERBATIM, WARN, WARN_STRIP, STRIP } signed_tag_mode = ABORT;
static enum { ERROR, DROP, REWRITE } tag_of_filtered_mode = ERROR;
static int fake_missing_tagger;
static int use_done_feature;
static int no_data;
static int full_tree;
+static struct string_list extra_refs = STRING_LIST_INIT_NODUP;
static int parse_opt_signed_tag_mode(const struct option *opt,
const char *arg, int unset)
signed_tag_mode = VERBATIM;
else if (!strcmp(arg, "warn"))
signed_tag_mode = WARN;
+ else if (!strcmp(arg, "warn-strip"))
+ signed_tag_mode = WARN_STRIP;
else if (!strcmp(arg, "strip"))
signed_tag_mode = STRIP;
else
printf("progress %d objects\n", counter);
}
-static void handle_object(const unsigned char *sha1)
+static void export_blob(const unsigned char *sha1)
{
unsigned long size;
enum object_type type;
char *buf;
struct object *object;
+ int eaten;
if (no_data)
return;
if (is_null_sha1(sha1))
return;
- object = parse_object(sha1);
- if (!object)
- die ("Could not read blob %s", sha1_to_hex(sha1));
-
- if (object->flags & SHOWN)
+ object = lookup_object(sha1);
+ if (object && object->flags & SHOWN)
return;
buf = read_sha1_file(sha1, &type, &size);
if (!buf)
die ("Could not read blob %s", sha1_to_hex(sha1));
+ if (check_sha1_signature(sha1, buf, size, typename(type)) < 0)
+ die("sha1 mismatch in blob %s", sha1_to_hex(sha1));
+ object = parse_object_buffer(sha1, type, size, buf, &eaten);
+ if (!object)
+ die("Could not read blob %s", sha1_to_hex(sha1));
mark_next_object(object);
show_progress();
object->flags |= SHOWN;
- free(buf);
+ if (!eaten)
+ free(buf);
}
static int depth_first(const void *a_, const void *b_)
rev->diffopt.output_format = DIFF_FORMAT_CALLBACK;
- parse_commit(commit);
+ parse_commit_or_die(commit);
author = strstr(commit->buffer, "\nauthor ");
if (!author)
die ("Could not find author in commit %s",
if (commit->parents &&
get_object_mark(&commit->parents->item->object) != 0 &&
!full_tree) {
- parse_commit(commit->parents->item);
+ parse_commit_or_die(commit->parents->item);
diff_tree_sha1(commit->parents->item->tree->object.sha1,
commit->tree->object.sha1, "", &rev->diffopt);
}
/* Export the referenced blobs, and remember the marks. */
for (i = 0; i < diff_queued_diff.nr; i++)
if (!S_ISGITLINK(diff_queued_diff.queue[i]->two->mode))
- handle_object(diff_queued_diff.queue[i]->two->sha1);
+ export_blob(diff_queued_diff.queue[i]->two->sha1);
mark_next_object(&commit->object);
if (!is_encoding_utf8(encoding))
int tagged_mark;
struct commit *p;
- /* Trees have no identifer in fast-export output, thus we have no way
+ /* Trees have no identifier in fast-export output, thus we have no way
* to output tags of trees, tags of tags of trees, etc. Simply omit
* such tags.
*/
/* fallthru */
case VERBATIM:
break;
+ case WARN_STRIP:
+ warning ("Stripping signature from tag %s",
+ sha1_to_hex(tag->object.sha1));
+ /* fallthru */
case STRIP:
message_size = signature + 1 - message;
break;
}
}
- if (!prefixcmp(name, "refs/tags/"))
+ if (starts_with(name, "refs/tags/"))
name += 10;
printf("tag %s\nfrom :%d\n%.*s%sdata %d\n%.*s\n",
name, tagged_mark,
(int)message_size, (int)message_size, message ? message : "");
}
-static void get_tags_and_duplicates(struct rev_cmdline_info *info,
- struct string_list *extra_refs)
+static struct commit *get_commit(struct rev_cmdline_entry *e, char *full_name)
+{
+ switch (e->item->type) {
+ case OBJ_COMMIT:
+ return (struct commit *)e->item;
+ case OBJ_TAG: {
+ struct tag *tag = (struct tag *)e->item;
+
+ /* handle nested tags */
+ while (tag && tag->object.type == OBJ_TAG) {
+ parse_object(tag->object.sha1);
+ string_list_append(&extra_refs, full_name)->util = tag;
+ tag = (struct tag *)tag->tagged;
+ }
+ if (!tag)
+ die("Tag %s points nowhere?", e->name);
+ return (struct commit *)tag;
+ break;
+ }
+ default:
+ return NULL;
+ }
+}
+
+static void get_tags_and_duplicates(struct rev_cmdline_info *info)
{
- struct tag *tag;
int i;
for (i = 0; i < info->nr; i++) {
if (dwim_ref(e->name, strlen(e->name), sha1, &full_name) != 1)
continue;
- switch (e->item->type) {
- case OBJ_COMMIT:
- commit = (struct commit *)e->item;
- break;
- case OBJ_TAG:
- tag = (struct tag *)e->item;
-
- /* handle nested tags */
- while (tag && tag->object.type == OBJ_TAG) {
- parse_object(tag->object.sha1);
- string_list_append(extra_refs, full_name)->util = tag;
- tag = (struct tag *)tag->tagged;
- }
- if (!tag)
- die ("Tag %s points nowhere?", e->name);
- switch(tag->object.type) {
- case OBJ_COMMIT:
- commit = (struct commit *)tag;
- break;
- case OBJ_BLOB:
- handle_object(tag->object.sha1);
- continue;
- default: /* OBJ_TAG (nested tags) is already handled */
- warning("Tag points to object of unexpected type %s, skipping.",
- typename(tag->object.type));
- continue;
- }
- break;
- default:
+ commit = get_commit(e, full_name);
+ if (!commit) {
warning("%s: Unexpected object of type %s, skipping.",
e->name,
typename(e->item->type));
continue;
}
+ switch(commit->object.type) {
+ case OBJ_COMMIT:
+ break;
+ case OBJ_BLOB:
+ export_blob(commit->object.sha1);
+ continue;
+ default: /* OBJ_TAG (nested tags) is already handled */
+ warning("Tag points to object of unexpected type %s, skipping.",
+ typename(commit->object.type));
+ continue;
+ }
+
/*
* This ref will not be updated through a commit, lets make
* sure it gets properly updated eventually.
*/
if (commit->util || commit->object.flags & SHOWN)
- string_list_append(extra_refs, full_name)->util = commit;
+ string_list_append(&extra_refs, full_name)->util = commit;
if (!commit->util)
commit->util = full_name;
}
}
-static void handle_tags_and_duplicates(struct string_list *extra_refs)
+static void handle_tags_and_duplicates(void)
{
struct commit *commit;
int i;
- for (i = extra_refs->nr - 1; i >= 0; i--) {
- const char *name = extra_refs->items[i].string;
- struct object *object = extra_refs->items[i].util;
+ for (i = extra_refs.nr - 1; i >= 0; i--) {
+ const char *name = extra_refs.items[i].string;
+ struct object *object = extra_refs.items[i].util;
switch (object->type) {
case OBJ_TAG:
handle_tag(name, (struct tag *)object);
char *line_end, *mark_end;
unsigned char sha1[20];
struct object *object;
+ struct commit *commit;
+ enum object_type type;
line_end = strchr(line, '\n');
if (line[0] != ':' || !line_end)
mark = strtoumax(line + 1, &mark_end, 10);
if (!mark || mark_end == line + 1
- || *mark_end != ' ' || get_sha1(mark_end + 1, sha1))
+ || *mark_end != ' ' || get_sha1_hex(mark_end + 1, sha1))
die("corrupt mark line: %s", line);
- object = parse_object(sha1);
- if (!object)
- die ("Could not read blob %s", sha1_to_hex(sha1));
+ if (last_idnum < mark)
+ last_idnum = mark;
- if (object->flags & SHOWN)
- error("Object %s already has a mark", sha1_to_hex(sha1));
+ type = sha1_object_info(sha1, NULL);
+ if (type < 0)
+ die("object not found: %s", sha1_to_hex(sha1));
- if (object->type != OBJ_COMMIT)
+ if (type != OBJ_COMMIT)
/* only commits */
continue;
+ commit = lookup_commit(sha1);
+ if (!commit)
+ die("not a commit? can't happen: %s", sha1_to_hex(sha1));
+
+ object = &commit->object;
+
+ if (object->flags & SHOWN)
+ error("Object %s already has a mark", sha1_to_hex(sha1));
+
mark_object(object, mark);
- if (last_idnum < mark)
- last_idnum = mark;
object->flags |= SHOWN;
}
{
struct rev_info revs;
struct object_array commits = OBJECT_ARRAY_INIT;
- struct string_list extra_refs = STRING_LIST_INIT_NODUP;
struct commit *commit;
char *export_filename = NULL, *import_filename = NULL;
+ uint32_t lastimportid;
struct option options[] = {
OPT_INTEGER(0, "progress", &progress,
N_("show progress after <n> objects")),
N_("Dump marks to this file")),
OPT_STRING(0, "import-marks", &import_filename, N_("file"),
N_("Import marks from this file")),
- OPT_BOOLEAN(0, "fake-missing-tagger", &fake_missing_tagger,
- N_("Fake a tagger when tags lack one")),
- OPT_BOOLEAN(0, "full-tree", &full_tree,
- N_("Output full tree for each commit")),
- OPT_BOOLEAN(0, "use-done-feature", &use_done_feature,
+ OPT_BOOL(0, "fake-missing-tagger", &fake_missing_tagger,
+ N_("Fake a tagger when tags lack one")),
+ OPT_BOOL(0, "full-tree", &full_tree,
+ N_("Output full tree for each commit")),
+ OPT_BOOL(0, "use-done-feature", &use_done_feature,
N_("Use the done feature to terminate the stream")),
OPT_BOOL(0, "no-data", &no_data, N_("Skip output of blob data")),
OPT_END()
if (import_filename)
import_marks(import_filename);
+ lastimportid = last_idnum;
if (import_filename && revs.prune_data.nr)
full_tree = 1;
- get_tags_and_duplicates(&revs.cmdline, &extra_refs);
+ get_tags_and_duplicates(&revs.cmdline);
if (prepare_revision_walk(&revs))
die("revision walk setup failed");
}
}
- handle_tags_and_duplicates(&extra_refs);
+ handle_tags_and_duplicates();
- if (export_filename)
+ if (export_filename && lastimportid != last_idnum)
export_marks(export_filename);
if (use_done_feature)