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-rw-r--r--third_party/git/builtin/rev-list.c694
1 files changed, 0 insertions, 694 deletions
diff --git a/third_party/git/builtin/rev-list.c b/third_party/git/builtin/rev-list.c
deleted file mode 100644
index 25c6c3b38d4b..000000000000
--- a/third_party/git/builtin/rev-list.c
+++ /dev/null
@@ -1,694 +0,0 @@
-#include "cache.h"
-#include "config.h"
-#include "commit.h"
-#include "diff.h"
-#include "revision.h"
-#include "list-objects.h"
-#include "list-objects-filter.h"
-#include "list-objects-filter-options.h"
-#include "object.h"
-#include "object-store.h"
-#include "pack.h"
-#include "pack-bitmap.h"
-#include "builtin.h"
-#include "log-tree.h"
-#include "graph.h"
-#include "bisect.h"
-#include "progress.h"
-#include "reflog-walk.h"
-#include "oidset.h"
-#include "packfile.h"
-
-static const char rev_list_usage[] =
-"git rev-list [OPTION] <commit-id>... [ -- paths... ]\n"
-"  limiting output:\n"
-"    --max-count=<n>\n"
-"    --max-age=<epoch>\n"
-"    --min-age=<epoch>\n"
-"    --sparse\n"
-"    --no-merges\n"
-"    --min-parents=<n>\n"
-"    --no-min-parents\n"
-"    --max-parents=<n>\n"
-"    --no-max-parents\n"
-"    --remove-empty\n"
-"    --all\n"
-"    --branches\n"
-"    --tags\n"
-"    --remotes\n"
-"    --stdin\n"
-"    --quiet\n"
-"  ordering output:\n"
-"    --topo-order\n"
-"    --date-order\n"
-"    --reverse\n"
-"  formatting output:\n"
-"    --parents\n"
-"    --children\n"
-"    --objects | --objects-edge\n"
-"    --unpacked\n"
-"    --header | --pretty\n"
-"    --[no-]object-names\n"
-"    --abbrev=<n> | --no-abbrev\n"
-"    --abbrev-commit\n"
-"    --left-right\n"
-"    --count\n"
-"  special purpose:\n"
-"    --bisect\n"
-"    --bisect-vars\n"
-"    --bisect-all"
-;
-
-static struct progress *progress;
-static unsigned progress_counter;
-
-static struct list_objects_filter_options filter_options;
-static struct oidset omitted_objects;
-static int arg_print_omitted; /* print objects omitted by filter */
-
-static struct oidset missing_objects;
-enum missing_action {
-	MA_ERROR = 0,    /* fail if any missing objects are encountered */
-	MA_ALLOW_ANY,    /* silently allow ALL missing objects */
-	MA_PRINT,        /* print ALL missing objects in special section */
-	MA_ALLOW_PROMISOR, /* silently allow all missing PROMISOR objects */
-};
-static enum missing_action arg_missing_action;
-
-/* display only the oid of each object encountered */
-static int arg_show_object_names = 1;
-
-#define DEFAULT_OIDSET_SIZE     (16*1024)
-
-static void finish_commit(struct commit *commit);
-static void show_commit(struct commit *commit, void *data)
-{
-	struct rev_list_info *info = data;
-	struct rev_info *revs = info->revs;
-
-	display_progress(progress, ++progress_counter);
-
-	if (info->flags & REV_LIST_QUIET) {
-		finish_commit(commit);
-		return;
-	}
-
-	graph_show_commit(revs->graph);
-
-	if (revs->count) {
-		if (commit->object.flags & PATCHSAME)
-			revs->count_same++;
-		else if (commit->object.flags & SYMMETRIC_LEFT)
-			revs->count_left++;
-		else
-			revs->count_right++;
-		finish_commit(commit);
-		return;
-	}
-
-	if (info->show_timestamp)
-		printf("%"PRItime" ", commit->date);
-	if (info->header_prefix)
-		fputs(info->header_prefix, stdout);
-
-	if (!revs->graph)
-		fputs(get_revision_mark(revs, commit), stdout);
-	if (revs->abbrev_commit && revs->abbrev)
-		fputs(find_unique_abbrev(&commit->object.oid, revs->abbrev),
-		      stdout);
-	else
-		fputs(oid_to_hex(&commit->object.oid), stdout);
-	if (revs->print_parents) {
-		struct commit_list *parents = commit->parents;
-		while (parents) {
-			printf(" %s", oid_to_hex(&parents->item->object.oid));
-			parents = parents->next;
-		}
-	}
-	if (revs->children.name) {
-		struct commit_list *children;
-
-		children = lookup_decoration(&revs->children, &commit->object);
-		while (children) {
-			printf(" %s", oid_to_hex(&children->item->object.oid));
-			children = children->next;
-		}
-	}
-	show_decorations(revs, commit);
-	if (revs->commit_format == CMIT_FMT_ONELINE)
-		putchar(' ');
-	else
-		putchar('\n');
-
-	if (revs->verbose_header) {
-		struct strbuf buf = STRBUF_INIT;
-		struct pretty_print_context ctx = {0};
-		ctx.abbrev = revs->abbrev;
-		ctx.date_mode = revs->date_mode;
-		ctx.date_mode_explicit = revs->date_mode_explicit;
-		ctx.fmt = revs->commit_format;
-		ctx.output_encoding = get_log_output_encoding();
-		ctx.color = revs->diffopt.use_color;
-		pretty_print_commit(&ctx, commit, &buf);
-		if (buf.len) {
-			if (revs->commit_format != CMIT_FMT_ONELINE)
-				graph_show_oneline(revs->graph);
-
-			graph_show_commit_msg(revs->graph, stdout, &buf);
-
-			/*
-			 * Add a newline after the commit message.
-			 *
-			 * Usually, this newline produces a blank
-			 * padding line between entries, in which case
-			 * we need to add graph padding on this line.
-			 *
-			 * However, the commit message may not end in a
-			 * newline.  In this case the newline simply
-			 * ends the last line of the commit message,
-			 * and we don't need any graph output.  (This
-			 * always happens with CMIT_FMT_ONELINE, and it
-			 * happens with CMIT_FMT_USERFORMAT when the
-			 * format doesn't explicitly end in a newline.)
-			 */
-			if (buf.len && buf.buf[buf.len - 1] == '\n')
-				graph_show_padding(revs->graph);
-			putchar(info->hdr_termination);
-		} else {
-			/*
-			 * If the message buffer is empty, just show
-			 * the rest of the graph output for this
-			 * commit.
-			 */
-			if (graph_show_remainder(revs->graph))
-				putchar('\n');
-			if (revs->commit_format == CMIT_FMT_ONELINE)
-				putchar('\n');
-		}
-		strbuf_release(&buf);
-	} else {
-		if (graph_show_remainder(revs->graph))
-			putchar('\n');
-	}
-	maybe_flush_or_die(stdout, "stdout");
-	finish_commit(commit);
-}
-
-static void finish_commit(struct commit *commit)
-{
-	if (commit->parents) {
-		free_commit_list(commit->parents);
-		commit->parents = NULL;
-	}
-	free_commit_buffer(the_repository->parsed_objects,
-			   commit);
-}
-
-static inline void finish_object__ma(struct object *obj)
-{
-	/*
-	 * Whether or not we try to dynamically fetch missing objects
-	 * from the server, we currently DO NOT have the object.  We
-	 * can either print, allow (ignore), or conditionally allow
-	 * (ignore) them.
-	 */
-	switch (arg_missing_action) {
-	case MA_ERROR:
-		die("missing %s object '%s'",
-		    type_name(obj->type), oid_to_hex(&obj->oid));
-		return;
-
-	case MA_ALLOW_ANY:
-		return;
-
-	case MA_PRINT:
-		oidset_insert(&missing_objects, &obj->oid);
-		return;
-
-	case MA_ALLOW_PROMISOR:
-		if (is_promisor_object(&obj->oid))
-			return;
-		die("unexpected missing %s object '%s'",
-		    type_name(obj->type), oid_to_hex(&obj->oid));
-		return;
-
-	default:
-		BUG("unhandled missing_action");
-		return;
-	}
-}
-
-static int finish_object(struct object *obj, const char *name, void *cb_data)
-{
-	struct rev_list_info *info = cb_data;
-	if (oid_object_info_extended(the_repository, &obj->oid, NULL, 0) < 0) {
-		finish_object__ma(obj);
-		return 1;
-	}
-	if (info->revs->verify_objects && !obj->parsed && obj->type != OBJ_COMMIT)
-		parse_object(the_repository, &obj->oid);
-	return 0;
-}
-
-static void show_object(struct object *obj, const char *name, void *cb_data)
-{
-	struct rev_list_info *info = cb_data;
-	struct rev_info *revs = info->revs;
-
-	if (finish_object(obj, name, cb_data))
-		return;
-	display_progress(progress, ++progress_counter);
-	if (info->flags & REV_LIST_QUIET)
-		return;
-
-	if (revs->count) {
-		/*
-		 * The object count is always accumulated in the .count_right
-		 * field for traversal that is not a left-right traversal,
-		 * and cmd_rev_list() made sure that a .count request that
-		 * wants to count non-commit objects, which is handled by
-		 * the show_object() callback, does not ask for .left_right.
-		 */
-		revs->count_right++;
-		return;
-	}
-
-	if (arg_show_object_names)
-		show_object_with_name(stdout, obj, name);
-	else
-		printf("%s\n", oid_to_hex(&obj->oid));
-}
-
-static void show_edge(struct commit *commit)
-{
-	printf("-%s\n", oid_to_hex(&commit->object.oid));
-}
-
-static void print_var_str(const char *var, const char *val)
-{
-	printf("%s='%s'\n", var, val);
-}
-
-static void print_var_int(const char *var, int val)
-{
-	printf("%s=%d\n", var, val);
-}
-
-static int show_bisect_vars(struct rev_list_info *info, int reaches, int all)
-{
-	int cnt, flags = info->flags;
-	char hex[GIT_MAX_HEXSZ + 1] = "";
-	struct commit_list *tried;
-	struct rev_info *revs = info->revs;
-
-	if (!revs->commits)
-		return 1;
-
-	revs->commits = filter_skipped(revs->commits, &tried,
-				       flags & BISECT_SHOW_ALL,
-				       NULL, NULL);
-
-	/*
-	 * revs->commits can reach "reaches" commits among
-	 * "all" commits.  If it is good, then there are
-	 * (all-reaches) commits left to be bisected.
-	 * On the other hand, if it is bad, then the set
-	 * to bisect is "reaches".
-	 * A bisect set of size N has (N-1) commits further
-	 * to test, as we already know one bad one.
-	 */
-	cnt = all - reaches;
-	if (cnt < reaches)
-		cnt = reaches;
-
-	if (revs->commits)
-		oid_to_hex_r(hex, &revs->commits->item->object.oid);
-
-	if (flags & BISECT_SHOW_ALL) {
-		traverse_commit_list(revs, show_commit, show_object, info);
-		printf("------\n");
-	}
-
-	print_var_str("bisect_rev", hex);
-	print_var_int("bisect_nr", cnt - 1);
-	print_var_int("bisect_good", all - reaches - 1);
-	print_var_int("bisect_bad", reaches - 1);
-	print_var_int("bisect_all", all);
-	print_var_int("bisect_steps", estimate_bisect_steps(all));
-
-	return 0;
-}
-
-static int show_object_fast(
-	const struct object_id *oid,
-	enum object_type type,
-	int exclude,
-	uint32_t name_hash,
-	struct packed_git *found_pack,
-	off_t found_offset)
-{
-	fprintf(stdout, "%s\n", oid_to_hex(oid));
-	return 1;
-}
-
-static inline int parse_missing_action_value(const char *value)
-{
-	if (!strcmp(value, "error")) {
-		arg_missing_action = MA_ERROR;
-		return 1;
-	}
-
-	if (!strcmp(value, "allow-any")) {
-		arg_missing_action = MA_ALLOW_ANY;
-		fetch_if_missing = 0;
-		return 1;
-	}
-
-	if (!strcmp(value, "print")) {
-		arg_missing_action = MA_PRINT;
-		fetch_if_missing = 0;
-		return 1;
-	}
-
-	if (!strcmp(value, "allow-promisor")) {
-		arg_missing_action = MA_ALLOW_PROMISOR;
-		fetch_if_missing = 0;
-		return 1;
-	}
-
-	return 0;
-}
-
-static int try_bitmap_count(struct rev_info *revs,
-			    struct list_objects_filter_options *filter)
-{
-	uint32_t commit_count = 0,
-		 tag_count = 0,
-		 tree_count = 0,
-		 blob_count = 0;
-	int max_count;
-	struct bitmap_index *bitmap_git;
-
-	/* This function only handles counting, not general traversal. */
-	if (!revs->count)
-		return -1;
-
-	/*
-	 * A bitmap result can't know left/right, etc, because we don't
-	 * actually traverse.
-	 */
-	if (revs->left_right || revs->cherry_mark)
-		return -1;
-
-	/*
-	 * If we're counting reachable objects, we can't handle a max count of
-	 * commits to traverse, since we don't know which objects go with which
-	 * commit.
-	 */
-	if (revs->max_count >= 0 &&
-	    (revs->tag_objects || revs->tree_objects || revs->blob_objects))
-		return -1;
-
-	/*
-	 * This must be saved before doing any walking, since the revision
-	 * machinery will count it down to zero while traversing.
-	 */
-	max_count = revs->max_count;
-
-	bitmap_git = prepare_bitmap_walk(revs, filter);
-	if (!bitmap_git)
-		return -1;
-
-	count_bitmap_commit_list(bitmap_git, &commit_count,
-				 revs->tree_objects ? &tree_count : NULL,
-				 revs->blob_objects ? &blob_count : NULL,
-				 revs->tag_objects ? &tag_count : NULL);
-	if (max_count >= 0 && max_count < commit_count)
-		commit_count = max_count;
-
-	printf("%d\n", commit_count + tree_count + blob_count + tag_count);
-	free_bitmap_index(bitmap_git);
-	return 0;
-}
-
-static int try_bitmap_traversal(struct rev_info *revs,
-				struct list_objects_filter_options *filter)
-{
-	struct bitmap_index *bitmap_git;
-
-	/*
-	 * We can't use a bitmap result with a traversal limit, since the set
-	 * of commits we'd get would be essentially random.
-	 */
-	if (revs->max_count >= 0)
-		return -1;
-
-	bitmap_git = prepare_bitmap_walk(revs, filter);
-	if (!bitmap_git)
-		return -1;
-
-	traverse_bitmap_commit_list(bitmap_git, revs, &show_object_fast);
-	free_bitmap_index(bitmap_git);
-	return 0;
-}
-
-int cmd_rev_list(int argc, const char **argv, const char *prefix)
-{
-	struct rev_info revs;
-	struct rev_list_info info;
-	struct setup_revision_opt s_r_opt = {
-		.allow_exclude_promisor_objects = 1,
-	};
-	int i;
-	int bisect_list = 0;
-	int bisect_show_vars = 0;
-	int bisect_find_all = 0;
-	int use_bitmap_index = 0;
-	const char *show_progress = NULL;
-
-	if (argc == 2 && !strcmp(argv[1], "-h"))
-		usage(rev_list_usage);
-
-	git_config(git_default_config, NULL);
-	repo_init_revisions(the_repository, &revs, prefix);
-	revs.abbrev = DEFAULT_ABBREV;
-	revs.commit_format = CMIT_FMT_UNSPECIFIED;
-
-	/*
-	 * Scan the argument list before invoking setup_revisions(), so that we
-	 * know if fetch_if_missing needs to be set to 0.
-	 *
-	 * "--exclude-promisor-objects" acts as a pre-filter on missing objects
-	 * by not crossing the boundary from realized objects to promisor
-	 * objects.
-	 *
-	 * Let "--missing" to conditionally set fetch_if_missing.
-	 */
-	for (i = 1; i < argc; i++) {
-		const char *arg = argv[i];
-		if (!strcmp(arg, "--exclude-promisor-objects")) {
-			fetch_if_missing = 0;
-			revs.exclude_promisor_objects = 1;
-			break;
-		}
-	}
-	for (i = 1; i < argc; i++) {
-		const char *arg = argv[i];
-		if (skip_prefix(arg, "--missing=", &arg)) {
-			if (revs.exclude_promisor_objects)
-				die(_("cannot combine --exclude-promisor-objects and --missing"));
-			if (parse_missing_action_value(arg))
-				break;
-		}
-	}
-
-	if (arg_missing_action)
-		revs.do_not_die_on_missing_tree = 1;
-
-	argc = setup_revisions(argc, argv, &revs, &s_r_opt);
-
-	memset(&info, 0, sizeof(info));
-	info.revs = &revs;
-	if (revs.bisect)
-		bisect_list = 1;
-
-	if (revs.diffopt.flags.quick)
-		info.flags |= REV_LIST_QUIET;
-	for (i = 1 ; i < argc; i++) {
-		const char *arg = argv[i];
-
-		if (!strcmp(arg, "--header")) {
-			revs.verbose_header = 1;
-			continue;
-		}
-		if (!strcmp(arg, "--timestamp")) {
-			info.show_timestamp = 1;
-			continue;
-		}
-		if (!strcmp(arg, "--bisect")) {
-			bisect_list = 1;
-			continue;
-		}
-		if (!strcmp(arg, "--bisect-all")) {
-			bisect_list = 1;
-			bisect_find_all = 1;
-			info.flags |= BISECT_SHOW_ALL;
-			revs.show_decorations = 1;
-			continue;
-		}
-		if (!strcmp(arg, "--bisect-vars")) {
-			bisect_list = 1;
-			bisect_show_vars = 1;
-			continue;
-		}
-		if (!strcmp(arg, "--use-bitmap-index")) {
-			use_bitmap_index = 1;
-			continue;
-		}
-		if (!strcmp(arg, "--test-bitmap")) {
-			test_bitmap_walk(&revs);
-			return 0;
-		}
-		if (skip_prefix(arg, "--progress=", &arg)) {
-			show_progress = arg;
-			continue;
-		}
-
-		if (skip_prefix(arg, ("--" CL_ARG__FILTER "="), &arg)) {
-			parse_list_objects_filter(&filter_options, arg);
-			if (filter_options.choice && !revs.blob_objects)
-				die(_("object filtering requires --objects"));
-			continue;
-		}
-		if (!strcmp(arg, ("--no-" CL_ARG__FILTER))) {
-			list_objects_filter_set_no_filter(&filter_options);
-			continue;
-		}
-		if (!strcmp(arg, "--filter-print-omitted")) {
-			arg_print_omitted = 1;
-			continue;
-		}
-
-		if (!strcmp(arg, "--exclude-promisor-objects"))
-			continue; /* already handled above */
-		if (skip_prefix(arg, "--missing=", &arg))
-			continue; /* already handled above */
-
-		if (!strcmp(arg, ("--no-object-names"))) {
-			arg_show_object_names = 0;
-			continue;
-		}
-
-		if (!strcmp(arg, ("--object-names"))) {
-			arg_show_object_names = 1;
-			continue;
-		}
-
-		usage(rev_list_usage);
-
-	}
-	if (revs.commit_format != CMIT_FMT_UNSPECIFIED) {
-		/* The command line has a --pretty  */
-		info.hdr_termination = '\n';
-		if (revs.commit_format == CMIT_FMT_ONELINE)
-			info.header_prefix = "";
-		else
-			info.header_prefix = "commit ";
-	}
-	else if (revs.verbose_header)
-		/* Only --header was specified */
-		revs.commit_format = CMIT_FMT_RAW;
-
-	if ((!revs.commits && reflog_walk_empty(revs.reflog_info) &&
-	     (!(revs.tag_objects || revs.tree_objects || revs.blob_objects) &&
-	      !revs.pending.nr) &&
-	     !revs.rev_input_given && !revs.read_from_stdin) ||
-	    revs.diff)
-		usage(rev_list_usage);
-
-	if (revs.show_notes)
-		die(_("rev-list does not support display of notes"));
-
-	if (revs.count &&
-	    (revs.tag_objects || revs.tree_objects || revs.blob_objects) &&
-	    (revs.left_right || revs.cherry_mark))
-		die(_("marked counting is incompatible with --objects"));
-
-	save_commit_buffer = (revs.verbose_header ||
-			      revs.grep_filter.pattern_list ||
-			      revs.grep_filter.header_list);
-	if (bisect_list)
-		revs.limited = 1;
-
-	if (show_progress)
-		progress = start_delayed_progress(show_progress, 0);
-
-	if (use_bitmap_index) {
-		if (!try_bitmap_count(&revs, &filter_options))
-			return 0;
-		if (!try_bitmap_traversal(&revs, &filter_options))
-			return 0;
-	}
-
-	if (prepare_revision_walk(&revs))
-		die("revision walk setup failed");
-	if (revs.tree_objects)
-		mark_edges_uninteresting(&revs, show_edge, 0);
-
-	if (bisect_list) {
-		int reaches, all;
-		unsigned bisect_flags = 0;
-
-		if (bisect_find_all)
-			bisect_flags |= FIND_BISECTION_ALL;
-
-		if (revs.first_parent_only)
-			bisect_flags |= FIND_BISECTION_FIRST_PARENT_ONLY;
-
-		find_bisection(&revs.commits, &reaches, &all, bisect_flags);
-
-		if (bisect_show_vars)
-			return show_bisect_vars(&info, reaches, all);
-	}
-
-	if (arg_print_omitted)
-		oidset_init(&omitted_objects, DEFAULT_OIDSET_SIZE);
-	if (arg_missing_action == MA_PRINT)
-		oidset_init(&missing_objects, DEFAULT_OIDSET_SIZE);
-
-	traverse_commit_list_filtered(
-		&filter_options, &revs, show_commit, show_object, &info,
-		(arg_print_omitted ? &omitted_objects : NULL));
-
-	if (arg_print_omitted) {
-		struct oidset_iter iter;
-		struct object_id *oid;
-		oidset_iter_init(&omitted_objects, &iter);
-		while ((oid = oidset_iter_next(&iter)))
-			printf("~%s\n", oid_to_hex(oid));
-		oidset_clear(&omitted_objects);
-	}
-	if (arg_missing_action == MA_PRINT) {
-		struct oidset_iter iter;
-		struct object_id *oid;
-		oidset_iter_init(&missing_objects, &iter);
-		while ((oid = oidset_iter_next(&iter)))
-			printf("?%s\n", oid_to_hex(oid));
-		oidset_clear(&missing_objects);
-	}
-
-	stop_progress(&progress);
-
-	if (revs.count) {
-		if (revs.left_right && revs.cherry_mark)
-			printf("%d\t%d\t%d\n", revs.count_left, revs.count_right, revs.count_same);
-		else if (revs.left_right)
-			printf("%d\t%d\n", revs.count_left, revs.count_right);
-		else if (revs.cherry_mark)
-			printf("%d\t%d\n", revs.count_left + revs.count_right, revs.count_same);
-		else
-			printf("%d\n", revs.count_left + revs.count_right);
-	}
-
-	return 0;
-}