예제 #1
0
파일: log-tree.c 프로젝트: asoltys/git
int log_tree_diff_flush(struct rev_info *opt)
{
	diffcore_std(&opt->diffopt);

	if (diff_queue_is_empty()) {
		int saved_fmt = opt->diffopt.output_format;
		opt->diffopt.output_format = DIFF_FORMAT_NO_OUTPUT;
		diff_flush(&opt->diffopt);
		opt->diffopt.output_format = saved_fmt;
		return 0;
	}

	if (opt->loginfo && !opt->no_commit_id) {
		/* When showing a verbose header (i.e. log message),
		 * and not in --pretty=oneline format, we would want
		 * an extra newline between the end of log and the
		 * output for readability.
		 */
		show_log(opt);
		if ((opt->diffopt.output_format & ~DIFF_FORMAT_NO_OUTPUT) &&
		    opt->verbose_header &&
		    opt->commit_format != CMIT_FMT_ONELINE) {
			int pch = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH;
			if ((pch & opt->diffopt.output_format) == pch)
				printf("---");
			putchar('\n');
		}
	}
	diff_flush(&opt->diffopt);
	return 1;
}
예제 #2
0
int log_tree_diff_flush(struct rev_info *opt)
{
	opt->shown_dashes = 0;
	diffcore_std(&opt->diffopt);

	if (diff_queue_is_empty()) {
		int saved_fmt = opt->diffopt.output_format;
		opt->diffopt.output_format = DIFF_FORMAT_NO_OUTPUT;
		diff_flush(&opt->diffopt);
		opt->diffopt.output_format = saved_fmt;
		return 0;
	}

	if (opt->loginfo && !opt->no_commit_id) {
		show_log(opt);
		if ((opt->diffopt.output_format & ~DIFF_FORMAT_NO_OUTPUT) &&
		    opt->verbose_header &&
		    opt->commit_format != CMIT_FMT_ONELINE &&
		    !commit_format_is_empty(opt->commit_format)) {
			/*
			 * When showing a verbose header (i.e. log message),
			 * and not in --pretty=oneline format, we would want
			 * an extra newline between the end of log and the
			 * diff/diffstat output for readability.
			 */
			int pch = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH;
			if (opt->diffopt.output_prefix) {
				struct strbuf *msg = NULL;
				msg = opt->diffopt.output_prefix(&opt->diffopt,
					opt->diffopt.output_prefix_data);
				fwrite(msg->buf, msg->len, 1, stdout);
			}

			/*
			 * We may have shown three-dashes line early
			 * between notes and the log message, in which
			 * case we only want a blank line after the
			 * notes without (an extra) three-dashes line.
			 * Otherwise, we show the three-dashes line if
			 * we are showing the patch with diffstat, but
			 * in that case, there is no extra blank line
			 * after the three-dashes line.
			 */
			if (!opt->shown_dashes &&
			    (pch & opt->diffopt.output_format) == pch)
				printf("---");
			putchar('\n');
		}
	}
	diff_flush(&opt->diffopt);
	return 1;
}
예제 #3
0
static int read_from_tree(const char *prefix, const char **argv,
		unsigned char *tree_sha1, int refresh_flags)
{
	struct lock_file *lock = xcalloc(1, sizeof(struct lock_file));
	int index_fd, index_was_discarded = 0;
	struct diff_options opt;

	memset(&opt, 0, sizeof(opt));
	diff_tree_setup_paths(get_pathspec(prefix, (const char **)argv), &opt);
	opt.output_format = DIFF_FORMAT_CALLBACK;
	opt.format_callback = update_index_from_diff;
	opt.format_callback_data = &index_was_discarded;

	index_fd = hold_locked_index(lock, 1);
	index_was_discarded = 0;
	read_cache();
	if (do_diff_cache(tree_sha1, &opt))
		return 1;
	diffcore_std(&opt);
	diff_flush(&opt);
	diff_tree_release_paths(&opt);

	if (!index_was_discarded)
		/* The index is still clobbered from do_diff_cache() */
		discard_cache();
	return update_index_refresh(index_fd, lock, refresh_flags);
}
예제 #4
0
파일: shared.c 프로젝트: BinaryPrison/cgit
void cgit_diff_tree(const unsigned char *old_sha1,
		    const unsigned char *new_sha1,
		    filepair_fn fn, const char *prefix, int ignorews)
{
	struct diff_options opt;
	struct pathspec_item item;

	diff_setup(&opt);
	opt.output_format = DIFF_FORMAT_CALLBACK;
	opt.detect_rename = 1;
	opt.rename_limit = ctx.cfg.renamelimit;
	DIFF_OPT_SET(&opt, RECURSIVE);
	if (ignorews)
		DIFF_XDL_SET(&opt, IGNORE_WHITESPACE);
	opt.format_callback = cgit_diff_tree_cb;
	opt.format_callback_data = fn;
	if (prefix) {
		item.match = prefix;
		item.len = strlen(prefix);
		opt.pathspec.nr = 1;
		opt.pathspec.items = &item;
	}
	diff_setup_done(&opt);

	if (old_sha1 && !is_null_sha1(old_sha1))
		diff_tree_sha1(old_sha1, new_sha1, "", &opt);
	else
		diff_root_tree_sha1(new_sha1, "", &opt);
	diffcore_std(&opt);
	diff_flush(&opt);
}
예제 #5
0
void check_for_new_submodule_commits(unsigned char new_sha1[20])
{
	struct rev_info rev;
	struct commit *commit;
	const char *argv[] = {NULL, NULL, "--not", "--all", NULL};
	int argc = ARRAY_SIZE(argv) - 1;

	init_revisions(&rev, NULL);
	argv[1] = xstrdup(sha1_to_hex(new_sha1));
	setup_revisions(argc, argv, &rev, NULL);
	if (prepare_revision_walk(&rev))
		die("revision walk setup failed");

	/*
	 * Collect all submodules (whether checked out or not) for which new
	 * commits have been recorded upstream in "changed_submodule_paths".
	 */
	while ((commit = get_revision(&rev))) {
		struct commit_list *parent = commit->parents;
		while (parent) {
			struct diff_options diff_opts;
			diff_setup(&diff_opts);
			diff_opts.output_format |= DIFF_FORMAT_CALLBACK;
			diff_opts.format_callback = submodule_collect_changed_cb;
			if (diff_setup_done(&diff_opts) < 0)
				die("diff_setup_done failed");
			diff_tree_sha1(parent->item->object.sha1, commit->object.sha1, "", &diff_opts);
			diffcore_std(&diff_opts);
			diff_flush(&diff_opts);
			parent = parent->next;
		}
	}
	free((char *)argv[1]);
}
예제 #6
0
파일: diff.c 프로젝트: 136357477/git
static int builtin_diff_b_f(struct rev_info *revs,
			    int argc, const char **argv,
			    struct blobinfo *blob)
{
	/* Blob vs file in the working tree*/
	struct stat st;
	const char *path;

	if (argc > 1)
		usage(builtin_diff_usage);

	GUARD_PATHSPEC(&revs->prune_data, PATHSPEC_FROMTOP | PATHSPEC_LITERAL);
	path = revs->prune_data.items[0].match;

	if (lstat(path, &st))
		die_errno(_("failed to stat '%s'"), path);
	if (!(S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)))
		die(_("'%s': not a regular file or symlink"), path);

	diff_set_mnemonic_prefix(&revs->diffopt, "o/", "w/");

	if (blob[0].mode == S_IFINVALID)
		blob[0].mode = canon_mode(st.st_mode);

	stuff_change(&revs->diffopt,
		     blob[0].mode, canon_mode(st.st_mode),
		     blob[0].sha1, null_sha1,
		     1, 0,
		     path, path);
	diffcore_std(&revs->diffopt);
	diff_flush(&revs->diffopt);
	return 0;
}
예제 #7
0
파일: shared.c 프로젝트: jwwebbopen/cgit
void cgit_diff_tree(const unsigned char *old_sha1,
		    const unsigned char *new_sha1,
		    filepair_fn fn, const char *prefix)
{
	struct diff_options opt;
	int ret;
	int prefixlen;

	diff_setup(&opt);
	opt.output_format = DIFF_FORMAT_CALLBACK;
	opt.detect_rename = 1;
	opt.rename_limit = ctx.cfg.renamelimit;
	DIFF_OPT_SET(&opt, RECURSIVE);
	opt.format_callback = cgit_diff_tree_cb;
	opt.format_callback_data = fn;
	if (prefix) {
		opt.nr_paths = 1;
		opt.paths = &prefix;
		prefixlen = strlen(prefix);
		opt.pathlens = &prefixlen;
	}
	diff_setup_done(&opt);

	if (old_sha1 && !is_null_sha1(old_sha1))
		ret = diff_tree_sha1(old_sha1, new_sha1, "", &opt);
	else
		ret = diff_root_tree_sha1(new_sha1, "", &opt);
	diffcore_std(&opt);
	diff_flush(&opt);
}
예제 #8
0
파일: diff.c 프로젝트: tnachen/git
static int builtin_diff_b_f(struct rev_info *revs,
			    int argc, const char **argv,
			    struct blobinfo *blob,
			    const char *path)
{
	/* Blob vs file in the working tree*/
	struct stat st;

	if (argc > 1)
		usage(builtin_diff_usage);

	if (lstat(path, &st))
		die_errno("failed to stat '%s'", path);
	if (!(S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)))
		die("'%s': not a regular file or symlink", path);

	diff_set_mnemonic_prefix(&revs->diffopt, "o/", "w/");

	if (blob[0].mode == S_IFINVALID)
		blob[0].mode = canon_mode(st.st_mode);

	stuff_change(&revs->diffopt,
		     blob[0].mode, canon_mode(st.st_mode),
		     blob[0].sha1, null_sha1,
		     path, path);
	diffcore_std(&revs->diffopt);
	diff_flush(&revs->diffopt);
	return 0;
}
예제 #9
0
void diff_no_index(struct rev_info *revs,
		   int argc, const char **argv,
		   const char *prefix)
{
	int i, prefixlen;
	const char *paths[2];

	diff_setup(&revs->diffopt);
	for (i = 1; i < argc - 2; ) {
		int j;
		if (!strcmp(argv[i], "--no-index"))
			i++;
		else if (!strcmp(argv[i], "--"))
			i++;
		else {
			j = diff_opt_parse(&revs->diffopt, argv + i, argc - i);
			if (j <= 0)
				die("invalid diff option/value: %s", argv[i]);
			i += j;
		}
	}

	prefixlen = prefix ? strlen(prefix) : 0;
	for (i = 0; i < 2; i++) {
		const char *p = argv[argc - 2 + i];
		if (!strcmp(p, "-"))
			/*
			 * stdin should be spelled as "-"; if you have
			 * path that is "-", spell it as "./-".
			 */
			p = file_from_standard_input;
		else if (prefixlen)
			p = xstrdup(prefix_filename(prefix, prefixlen, p));
		paths[i] = p;
	}
	revs->diffopt.skip_stat_unmatch = 1;
	if (!revs->diffopt.output_format)
		revs->diffopt.output_format = DIFF_FORMAT_PATCH;

	DIFF_OPT_SET(&revs->diffopt, NO_INDEX);

	revs->max_count = -2;
	diff_setup_done(&revs->diffopt);

	setup_diff_pager(&revs->diffopt);
	DIFF_OPT_SET(&revs->diffopt, EXIT_WITH_STATUS);

	if (queue_diff(&revs->diffopt, paths[0], paths[1]))
		exit(1);
	diff_set_mnemonic_prefix(&revs->diffopt, "1/", "2/");
	diffcore_std(&revs->diffopt);
	diff_flush(&revs->diffopt);

	/*
	 * The return code for --no-index imitates diff(1):
	 * 0 = no changes, 1 = changes, else error
	 */
	exit(diff_result_code(&revs->diffopt, 0));
}
예제 #10
0
파일: range-diff.c 프로젝트: Nowher2/git
static void patch_diff(const char *a, const char *b,
			      struct diff_options *diffopt)
{
	diff_queue(&diff_queued_diff,
		   get_filespec("a", a), get_filespec("b", b));

	diffcore_std(diffopt);
	diff_flush(diffopt);
}
예제 #11
0
파일: merge-recursive.c 프로젝트: emk/git
/*
 * Get information of all renames which occurred between 'o_tree' and
 * 'tree'. We need the three trees in the merge ('o_tree', 'a_tree' and
 * 'b_tree') to be able to associate the correct cache entries with
 * the rename information. 'tree' is always equal to either a_tree or b_tree.
 */
static struct string_list *get_renames(struct merge_options *o,
				       struct tree *tree,
				       struct tree *o_tree,
				       struct tree *a_tree,
				       struct tree *b_tree,
				       struct string_list *entries)
{
	int i;
	struct string_list *renames;
	struct diff_options opts;

	renames = xcalloc(1, sizeof(struct string_list));
	diff_setup(&opts);
	DIFF_OPT_SET(&opts, RECURSIVE);
	opts.detect_rename = DIFF_DETECT_RENAME;
	opts.rename_limit = o->merge_rename_limit >= 0 ? o->merge_rename_limit :
			    o->diff_rename_limit >= 0 ? o->diff_rename_limit :
			    500;
	opts.warn_on_too_large_rename = 1;
	opts.output_format = DIFF_FORMAT_NO_OUTPUT;
	if (diff_setup_done(&opts) < 0)
		die("diff setup failed");
	diff_tree_sha1(o_tree->object.sha1, tree->object.sha1, "", &opts);
	diffcore_std(&opts);
	for (i = 0; i < diff_queued_diff.nr; ++i) {
		struct string_list_item *item;
		struct rename *re;
		struct diff_filepair *pair = diff_queued_diff.queue[i];
		if (pair->status != 'R') {
			diff_free_filepair(pair);
			continue;
		}
		re = xmalloc(sizeof(*re));
		re->processed = 0;
		re->pair = pair;
		item = string_list_lookup(re->pair->one->path, entries);
		if (!item)
			re->src_entry = insert_stage_data(re->pair->one->path,
					o_tree, a_tree, b_tree, entries);
		else
			re->src_entry = item->util;

		item = string_list_lookup(re->pair->two->path, entries);
		if (!item)
			re->dst_entry = insert_stage_data(re->pair->two->path,
					o_tree, a_tree, b_tree, entries);
		else
			re->dst_entry = item->util;
		item = string_list_insert(pair->one->path, renames);
		item->util = re;
	}
	opts.output_format = DIFF_FORMAT_NO_OUTPUT;
	diff_queued_diff.nr = 0;
	diff_flush(&opts);
	return renames;
}
예제 #12
0
파일: merge.c 프로젝트: 1tgr/git
static void finish(struct commit *head_commit,
		   struct commit_list *remoteheads,
		   const unsigned char *new_head, const char *msg)
{
	struct strbuf reflog_message = STRBUF_INIT;
	const unsigned char *head = head_commit->object.oid.hash;

	if (!msg)
		strbuf_addstr(&reflog_message, getenv("GIT_REFLOG_ACTION"));
	else {
		if (verbosity >= 0)
			printf("%s\n", msg);
		strbuf_addf(&reflog_message, "%s: %s",
			getenv("GIT_REFLOG_ACTION"), msg);
	}
	if (squash) {
		squash_message(head_commit, remoteheads);
	} else {
		if (verbosity >= 0 && !merge_msg.len)
			printf(_("No merge message -- not updating HEAD\n"));
		else {
			const char *argv_gc_auto[] = { "gc", "--auto", NULL };
			update_ref(reflog_message.buf, "HEAD",
				new_head, head, 0,
				UPDATE_REFS_DIE_ON_ERR);
			/*
			 * We ignore errors in 'gc --auto', since the
			 * user should see them.
			 */
			close_all_packs();
			run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
		}
	}
	if (new_head && show_diffstat) {
		struct diff_options opts;
		diff_setup(&opts);
		opts.stat_width = -1; /* use full terminal width */
		opts.stat_graph_width = -1; /* respect statGraphWidth config */
		opts.output_format |=
			DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
		opts.detect_rename = DIFF_DETECT_RENAME;
		diff_setup_done(&opts);
		diff_tree_sha1(head, new_head, "", &opts);
		diffcore_std(&opts);
		diff_flush(&opts);
	}

	/* Run a post-merge hook */
	run_hook_le(NULL, "post-merge", squash ? "1" : "0", NULL);

	strbuf_release(&reflog_message);
}
예제 #13
0
파일: merge.c 프로젝트: helloandre/cr48
static void finish(const unsigned char *new_head, const char *msg)
{
	struct strbuf reflog_message = STRBUF_INIT;

	if (!msg)
		strbuf_addstr(&reflog_message, getenv("GIT_REFLOG_ACTION"));
	else {
		if (verbosity >= 0)
			printf("%s\n", msg);
		strbuf_addf(&reflog_message, "%s: %s",
			getenv("GIT_REFLOG_ACTION"), msg);
	}
	if (squash) {
		squash_message();
	} else {
		if (verbosity >= 0 && !merge_msg.len)
			printf(_("No merge message -- not updating HEAD\n"));
		else {
			const char *argv_gc_auto[] = { "gc", "--auto", NULL };
			update_ref(reflog_message.buf, "HEAD",
				new_head, head, 0,
				DIE_ON_ERR);
			/*
			 * We ignore errors in 'gc --auto', since the
			 * user should see them.
			 */
			run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
		}
	}
	if (new_head && show_diffstat) {
		struct diff_options opts;
		diff_setup(&opts);
		opts.output_format |=
			DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
		opts.detect_rename = DIFF_DETECT_RENAME;
		if (diff_use_color_default > 0)
			DIFF_OPT_SET(&opts, COLOR_DIFF);
		if (diff_setup_done(&opts) < 0)
			die(_("diff_setup_done failed"));
		diff_tree_sha1(head, new_head, "", &opts);
		diffcore_std(&opts);
		diff_flush(&opts);
	}

	/* Run a post-merge hook */
	run_hook(NULL, "post-merge", squash ? "1" : "0", NULL);

	strbuf_release(&reflog_message);
}
예제 #14
0
int main(int ac, const char **av)
{
	int stage1, stage2;

	setup_git_directory();

	git_config(git_diff_config);
	read_cache();
	diff_setup(&diff_options);
	while (1 < ac && av[1][0] == '-') {
		const char *arg = av[1];
		if (!strcmp(arg, "-r"))
			; /* as usual */
		else {
			int diff_opt_cnt;
			diff_opt_cnt = diff_opt_parse(&diff_options,
						      av+1, ac-1);
			if (diff_opt_cnt < 0)
				usage(diff_stages_usage);
			else if (diff_opt_cnt) {
				av += diff_opt_cnt;
				ac -= diff_opt_cnt;
				continue;
			}
			else
				usage(diff_stages_usage);
		}
		ac--; av++;
	}

	if (ac < 3 ||
	    sscanf(av[1], "%d", &stage1) != 1 ||
	    ! (0 <= stage1 && stage1 <= 3) ||
	    sscanf(av[2], "%d", &stage2) != 1 ||
	    ! (0 <= stage2 && stage2 <= 3))
		usage(diff_stages_usage);

	av += 3; /* The rest from av[0] are for paths restriction. */
	diff_options.paths = av;

	if (diff_setup_done(&diff_options) < 0)
		usage(diff_stages_usage);

	diff_stages(stage1, stage2);
	diffcore_std(&diff_options);
	diff_flush(&diff_options);
	return 0;
}
예제 #15
0
파일: submodule.c 프로젝트: adymitruk/git
static void calculate_changed_submodule_paths(void)
{
	struct rev_info rev;
	struct commit *commit;
	struct argv_array argv = ARGV_ARRAY_INIT;

	/* No need to check if there are no submodules configured */
	if (!config_name_for_path.nr)
		return;

	init_revisions(&rev, NULL);
	argv_array_push(&argv, "--"); /* argv[0] program name */
	sha1_array_for_each_unique(&ref_tips_after_fetch,
				   add_sha1_to_argv, &argv);
	argv_array_push(&argv, "--not");
	sha1_array_for_each_unique(&ref_tips_before_fetch,
				   add_sha1_to_argv, &argv);
	setup_revisions(argv.argc, argv.argv, &rev, NULL);
	if (prepare_revision_walk(&rev))
		die("revision walk setup failed");

	/*
	 * Collect all submodules (whether checked out or not) for which new
	 * commits have been recorded upstream in "changed_submodule_paths".
	 */
	while ((commit = get_revision(&rev))) {
		struct commit_list *parent = commit->parents;
		while (parent) {
			struct diff_options diff_opts;
			diff_setup(&diff_opts);
			DIFF_OPT_SET(&diff_opts, RECURSIVE);
			diff_opts.output_format |= DIFF_FORMAT_CALLBACK;
			diff_opts.format_callback = submodule_collect_changed_cb;
			if (diff_setup_done(&diff_opts) < 0)
				die("diff_setup_done failed");
			diff_tree_sha1(parent->item->object.sha1, commit->object.sha1, "", &diff_opts);
			diffcore_std(&diff_opts);
			diff_flush(&diff_opts);
			parent = parent->next;
		}
	}

	argv_array_clear(&argv);
	sha1_array_clear(&ref_tips_before_fetch);
	sha1_array_clear(&ref_tips_after_fetch);
	initialized_fetch_ref_tips = 0;
}
예제 #16
0
파일: reset.c 프로젝트: ElPincheTopo/git
static int read_from_tree(const char **pathspec, unsigned char *tree_sha1)
{
	struct diff_options opt;

	memset(&opt, 0, sizeof(opt));
	diff_tree_setup_paths(pathspec, &opt);
	opt.output_format = DIFF_FORMAT_CALLBACK;
	opt.format_callback = update_index_from_diff;

	read_cache();
	if (do_diff_cache(tree_sha1, &opt))
		return 1;
	diffcore_std(&opt);
	diff_flush(&opt);
	diff_tree_release_paths(&opt);

	return 0;
}
예제 #17
0
파일: diff-lib.c 프로젝트: MichaelBlume/git
int run_diff_index(struct rev_info *revs, int cached)
{
	struct object_array_entry *ent;

	if (revs->pending.nr != 1)
		BUG("run_diff_index must be passed exactly one tree");

	trace_performance_enter();
	ent = revs->pending.objects;
	if (diff_cache(revs, &ent->item->oid, ent->name, cached))
		exit(128);

	diff_set_mnemonic_prefix(&revs->diffopt, "c/", cached ? "i/" : "w/");
	diffcore_fix_diff_index(&revs->diffopt);
	diffcore_std(&revs->diffopt);
	diff_flush(&revs->diffopt);
	trace_performance_leave("diff-index");
	return 0;
}
예제 #18
0
파일: reset.c 프로젝트: 80520997/git
static int read_from_tree(const struct pathspec *pathspec,
			  unsigned char *tree_sha1,
			  int intent_to_add)
{
	struct diff_options opt;

	memset(&opt, 0, sizeof(opt));
	copy_pathspec(&opt.pathspec, pathspec);
	opt.output_format = DIFF_FORMAT_CALLBACK;
	opt.format_callback = update_index_from_diff;
	opt.format_callback_data = &intent_to_add;

	if (do_diff_cache(tree_sha1, &opt))
		return 1;
	diffcore_std(&opt);
	diff_flush(&opt);
	free_pathspec(&opt.pathspec);

	return 0;
}
예제 #19
0
파일: reset.c 프로젝트: guban/git
static int read_from_tree(const struct pathspec *pathspec,
			  struct object_id *tree_oid,
			  int intent_to_add)
{
	struct diff_options opt;

	memset(&opt, 0, sizeof(opt));
	copy_pathspec(&opt.pathspec, pathspec);
	opt.output_format = DIFF_FORMAT_CALLBACK;
	opt.format_callback = update_index_from_diff;
	opt.format_callback_data = &intent_to_add;
	opt.flags.override_submodule_config = 1;

	if (do_diff_cache(tree_oid, &opt))
		return 1;
	diffcore_std(&opt);
	diff_flush(&opt);
	clear_pathspec(&opt.pathspec);

	return 0;
}
예제 #20
0
파일: diff.c 프로젝트: tnachen/git
static int builtin_diff_blobs(struct rev_info *revs,
			      int argc, const char **argv,
			      struct blobinfo *blob)
{
	unsigned mode = canon_mode(S_IFREG | 0644);

	if (argc > 1)
		usage(builtin_diff_usage);

	if (blob[0].mode == S_IFINVALID)
		blob[0].mode = mode;

	if (blob[1].mode == S_IFINVALID)
		blob[1].mode = mode;

	stuff_change(&revs->diffopt,
		     blob[0].mode, blob[1].mode,
		     blob[0].sha1, blob[1].sha1,
		     blob[0].name, blob[1].name);
	diffcore_std(&revs->diffopt);
	diff_flush(&revs->diffopt);
	return 0;
}
예제 #21
0
파일: blame.c 프로젝트: basilgor/git
/*
 * We have an origin -- find the path that corresponds to it in its
 * parent and return an origin structure to represent it.
 */
static struct blame_origin *find_rename(struct commit *parent,
				  struct blame_origin *origin)
{
	struct blame_origin *porigin = NULL;
	struct diff_options diff_opts;
	int i;

	diff_setup(&diff_opts);
	DIFF_OPT_SET(&diff_opts, RECURSIVE);
	diff_opts.detect_rename = DIFF_DETECT_RENAME;
	diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;
	diff_opts.single_follow = origin->path;
	diff_setup_done(&diff_opts);

	if (is_null_oid(&origin->commit->object.oid))
		do_diff_cache(&parent->tree->object.oid, &diff_opts);
	else
		diff_tree_oid(&parent->tree->object.oid,
			      &origin->commit->tree->object.oid,
			      "", &diff_opts);
	diffcore_std(&diff_opts);

	for (i = 0; i < diff_queued_diff.nr; i++) {
		struct diff_filepair *p = diff_queued_diff.queue[i];
		if ((p->status == 'R' || p->status == 'C') &&
		    !strcmp(p->two->path, origin->path)) {
			porigin = get_origin(parent, p->one->path);
			oidcpy(&porigin->blob_oid, &p->one->oid);
			porigin->mode = p->one->mode;
			break;
		}
	}
	diff_flush(&diff_opts);
	clear_pathspec(&diff_opts.pathspec);
	return porigin;
}
예제 #22
0
파일: diff.c 프로젝트: DoWonJin/git
static int builtin_diff_blobs(struct rev_info *revs,
			      int argc, const char **argv,
			      struct object_array_entry **blob)
{
	unsigned mode = canon_mode(S_IFREG | 0644);

	if (argc > 1)
		usage(builtin_diff_usage);

	if (blob[0]->mode == S_IFINVALID)
		blob[0]->mode = mode;

	if (blob[1]->mode == S_IFINVALID)
		blob[1]->mode = mode;

	stuff_change(&revs->diffopt,
		     blob[0]->mode, blob[1]->mode,
		     &blob[0]->item->oid, &blob[1]->item->oid,
		     1, 1,
		     blob_path(blob[0]), blob_path(blob[1]));
	diffcore_std(&revs->diffopt);
	diff_flush(&revs->diffopt);
	return 0;
}
예제 #23
0
파일: builtin-log.c 프로젝트: samv/git
static void make_cover_letter(struct rev_info *rev, int use_stdout,
			      int numbered, int numbered_files,
			      struct commit *origin,
			      int nr, struct commit **list, struct commit *head)
{
	const char *committer;
	const char *subject_start = NULL;
	const char *body = "*** SUBJECT HERE ***\n\n*** BLURB HERE ***\n";
	const char *msg;
	const char *extra_headers = rev->extra_headers;
	struct shortlog log;
	struct strbuf sb = STRBUF_INIT;
	int i;
	const char *encoding = "UTF-8";
	struct diff_options opts;
	int need_8bit_cte = 0;
	struct commit *commit = NULL;

	if (rev->commit_format != CMIT_FMT_EMAIL)
		die("Cover letter needs email format");

	committer = git_committer_info(0);

	if (!numbered_files) {
		/*
		 * We fake a commit for the cover letter so we get the filename
		 * desired.
		 */
		commit = xcalloc(1, sizeof(*commit));
		commit->buffer = xmalloc(400);
		snprintf(commit->buffer, 400,
			"tree 0000000000000000000000000000000000000000\n"
			"parent %s\n"
			"author %s\n"
			"committer %s\n\n"
			"cover letter\n",
			sha1_to_hex(head->object.sha1), committer, committer);
	}

	if (!use_stdout && reopen_stdout(commit, rev))
		return;

	if (commit) {

		free(commit->buffer);
		free(commit);
	}

	log_write_email_headers(rev, head, &subject_start, &extra_headers,
				&need_8bit_cte);

	for (i = 0; !need_8bit_cte && i < nr; i++)
		if (has_non_ascii(list[i]->buffer))
			need_8bit_cte = 1;

	msg = body;
	pp_user_info(NULL, CMIT_FMT_EMAIL, &sb, committer, DATE_RFC2822,
		     encoding);
	pp_title_line(CMIT_FMT_EMAIL, &msg, &sb, subject_start, extra_headers,
		      encoding, need_8bit_cte);
	pp_remainder(CMIT_FMT_EMAIL, &msg, &sb, 0);
	printf("%s\n", sb.buf);

	strbuf_release(&sb);

	shortlog_init(&log);
	log.wrap_lines = 1;
	log.wrap = 72;
	log.in1 = 2;
	log.in2 = 4;
	for (i = 0; i < nr; i++)
		shortlog_add_commit(&log, list[i]);

	shortlog_output(&log);

	/*
	 * We can only do diffstat with a unique reference point
	 */
	if (!origin)
		return;

	memcpy(&opts, &rev->diffopt, sizeof(opts));
	opts.output_format = DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;

	diff_setup_done(&opts);

	diff_tree_sha1(origin->tree->object.sha1,
		       head->tree->object.sha1,
		       "", &opts);
	diffcore_std(&opts);
	diff_flush(&opts);

	printf("\n");
}
예제 #24
0
파일: combine-diff.c 프로젝트: Inkdit/git
void diff_tree_combined(const unsigned char *sha1,
			const unsigned char parent[][20],
			int num_parent,
			int dense,
			struct rev_info *rev)
{
	struct diff_options *opt = &rev->diffopt;
	struct diff_options diffopts;
	struct combine_diff_path *p, *paths = NULL;
	int i, num_paths, needsep, show_log_first;

	diffopts = *opt;
	diffopts.output_format = DIFF_FORMAT_NO_OUTPUT;
	DIFF_OPT_SET(&diffopts, RECURSIVE);
	DIFF_OPT_CLR(&diffopts, ALLOW_EXTERNAL);

	show_log_first = !!rev->loginfo && !rev->no_commit_id;
	needsep = 0;
	/* find set of paths that everybody touches */
	for (i = 0; i < num_parent; i++) {
		/* show stat against the first parent even
		 * when doing combined diff.
		 */
		int stat_opt = (opt->output_format &
				(DIFF_FORMAT_NUMSTAT|DIFF_FORMAT_DIFFSTAT));
		if (i == 0 && stat_opt)
			diffopts.output_format = stat_opt;
		else
			diffopts.output_format = DIFF_FORMAT_NO_OUTPUT;
		diff_tree_sha1(parent[i], sha1, "", &diffopts);
		diffcore_std(&diffopts);
		paths = intersect_paths(paths, i, num_parent);

		if (show_log_first && i == 0) {
			show_log(rev);
			if (rev->verbose_header && opt->output_format)
				putchar(opt->line_termination);
		}
		diff_flush(&diffopts);
	}

	/* find out surviving paths */
	for (num_paths = 0, p = paths; p; p = p->next) {
		if (p->len)
			num_paths++;
	}
	if (num_paths) {
		if (opt->output_format & (DIFF_FORMAT_RAW |
					  DIFF_FORMAT_NAME |
					  DIFF_FORMAT_NAME_STATUS)) {
			for (p = paths; p; p = p->next) {
				if (p->len)
					show_raw_diff(p, num_parent, rev);
			}
			needsep = 1;
		}
		else if (opt->output_format &
			 (DIFF_FORMAT_NUMSTAT|DIFF_FORMAT_DIFFSTAT))
			needsep = 1;
		if (opt->output_format & DIFF_FORMAT_PATCH) {
			if (needsep)
				putchar(opt->line_termination);
			for (p = paths; p; p = p->next) {
				if (p->len)
					show_patch_diff(p, num_parent, dense,
							rev);
			}
		}
	}

	/* Clean things up */
	while (paths) {
		struct combine_diff_path *tmp = paths;
		paths = paths->next;
		free(tmp);
	}
}
예제 #25
0
파일: log.c 프로젝트: DavidGould/git
static void make_cover_letter(struct rev_info *rev, int use_stdout,
			      int numbered, int numbered_files,
			      struct commit *origin,
			      int nr, struct commit **list, struct commit *head,
			      const char *branch_name,
			      int quiet)
{
	const char *committer;
	const char *body = "*** SUBJECT HERE ***\n\n*** BLURB HERE ***\n";
	const char *msg;
	struct shortlog log;
	struct strbuf sb = STRBUF_INIT;
	int i;
	const char *encoding = "UTF-8";
	struct diff_options opts;
	int need_8bit_cte = 0;
	struct pretty_print_context pp = {0};

	if (rev->commit_format != CMIT_FMT_EMAIL)
		die(_("Cover letter needs email format"));

	committer = git_committer_info(0);

	if (!use_stdout &&
	    reopen_stdout(NULL, numbered_files ? NULL : "cover-letter", rev, quiet))
		return;

	log_write_email_headers(rev, head, &pp.subject, &pp.after_subject,
				&need_8bit_cte);

	for (i = 0; !need_8bit_cte && i < nr; i++)
		if (has_non_ascii(list[i]->buffer))
			need_8bit_cte = 1;

	msg = body;
	pp.fmt = CMIT_FMT_EMAIL;
	pp.date_mode = DATE_RFC2822;
	pp_user_info(&pp, NULL, &sb, committer, encoding);
	pp_title_line(&pp, &msg, &sb, encoding, need_8bit_cte);
	pp_remainder(&pp, &msg, &sb, 0);
	add_branch_description(&sb, branch_name);
	printf("%s\n", sb.buf);

	strbuf_release(&sb);

	shortlog_init(&log);
	log.wrap_lines = 1;
	log.wrap = 72;
	log.in1 = 2;
	log.in2 = 4;
	for (i = 0; i < nr; i++)
		shortlog_add_commit(&log, list[i]);

	shortlog_output(&log);

	/*
	 * We can only do diffstat with a unique reference point
	 */
	if (!origin)
		return;

	memcpy(&opts, &rev->diffopt, sizeof(opts));
	opts.output_format = DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;

	diff_setup_done(&opts);

	diff_tree_sha1(origin->tree->object.sha1,
		       head->tree->object.sha1,
		       "", &opts);
	diffcore_std(&opts);
	diff_flush(&opts);

	printf("\n");
	print_signature();
}
예제 #26
0
파일: builtin-log.c 프로젝트: Inkdit/git
static void make_cover_letter(struct rev_info *rev, int use_stdout,
			      int numbered, int numbered_files,
			      struct commit *origin,
			      int nr, struct commit **list, struct commit *head)
{
	const char *committer;
	char *head_sha1;
	const char *subject_start = NULL;
	const char *body = "*** SUBJECT HERE ***\n\n*** BLURB HERE ***\n";
	const char *msg;
	const char *extra_headers = rev->extra_headers;
	struct shortlog log;
	struct strbuf sb = STRBUF_INIT;
	int i;
	const char *encoding = "utf-8";
	struct diff_options opts;
	int need_8bit_cte = 0;

	if (rev->commit_format != CMIT_FMT_EMAIL)
		die("Cover letter needs email format");

	if (!use_stdout && reopen_stdout(numbered_files ?
				NULL : "cover-letter", 0, rev->total))
		return;

	head_sha1 = sha1_to_hex(head->object.sha1);

	log_write_email_headers(rev, head_sha1, &subject_start, &extra_headers,
				&need_8bit_cte);

	committer = git_committer_info(0);

	msg = body;
	pp_user_info(NULL, CMIT_FMT_EMAIL, &sb, committer, DATE_RFC2822,
		     encoding);
	pp_title_line(CMIT_FMT_EMAIL, &msg, &sb, subject_start, extra_headers,
		      encoding, need_8bit_cte);
	pp_remainder(CMIT_FMT_EMAIL, &msg, &sb, 0);
	printf("%s\n", sb.buf);

	strbuf_release(&sb);

	shortlog_init(&log);
	log.wrap_lines = 1;
	log.wrap = 72;
	log.in1 = 2;
	log.in2 = 4;
	for (i = 0; i < nr; i++)
		shortlog_add_commit(&log, list[i]);

	shortlog_output(&log);

	/*
	 * We can only do diffstat with a unique reference point
	 */
	if (!origin)
		return;

	memcpy(&opts, &rev->diffopt, sizeof(opts));
	opts.output_format = DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;

	diff_setup_done(&opts);

	diff_tree_sha1(origin->tree->object.sha1,
		       head->tree->object.sha1,
		       "", &opts);
	diffcore_std(&opts);
	diff_flush(&opts);

	printf("\n");
}
예제 #27
0
void diff_no_index(struct rev_info *revs,
		   int argc, const char **argv,
		   int nongit, const char *prefix)
{
	int i;
	int no_index = 0;
	unsigned options = 0;

	/* Were we asked to do --no-index explicitly? */
	for (i = 1; i < argc; i++) {
		if (!strcmp(argv[i], "--"))
			return;
		if (!strcmp(argv[i], "--no-index"))
			no_index = 1;
		if (argv[i][0] != '-')
			break;
	}

	if (!no_index && !nongit) {
		/*
		 * Inside a git repository, without --no-index.  Only
		 * when a path outside the repository is given,
		 * e.g. "git diff /var/tmp/[12]", or "git diff
		 * Makefile /var/tmp/Makefile", allow it to be used as
		 * a colourful "diff" replacement.
		 */
		if ((argc != i + 2) ||
		    (!path_outside_repo(argv[i]) &&
		     !path_outside_repo(argv[i+1])))
			return;
	}
	if (argc != i + 2)
		die("git diff %s takes two paths",
		    no_index ? "--no-index" : "[--no-index]");

	/*
	 * If the user asked for our exit code then don't start a
	 * pager or we would end up reporting its exit code instead.
	 */
	if (!DIFF_OPT_TST(&revs->diffopt, EXIT_WITH_STATUS))
		setup_pager();

	diff_setup(&revs->diffopt);
	if (!revs->diffopt.output_format)
		revs->diffopt.output_format = DIFF_FORMAT_PATCH;
	for (i = 1; i < argc - 2; ) {
		int j;
		if (!strcmp(argv[i], "--no-index"))
			i++;
		else if (!strcmp(argv[1], "-q"))
			options |= DIFF_SILENT_ON_REMOVED;
		else {
			j = diff_opt_parse(&revs->diffopt, argv + i, argc - i);
			if (!j)
				die("invalid diff option/value: %s", argv[i]);
			i += j;
		}
	}

	if (prefix) {
		int len = strlen(prefix);

		revs->diffopt.paths = xcalloc(2, sizeof(char*));
		for (i = 0; i < 2; i++) {
			const char *p = argv[argc - 2 + i];
			/*
			 * stdin should be spelled as '-'; if you have
			 * path that is '-', spell it as ./-.
			 */
			p = (strcmp(p, "-")
			     ? xstrdup(prefix_filename(prefix, len, p))
			     : p);
			revs->diffopt.paths[i] = p;
		}
	}
	else
		revs->diffopt.paths = argv + argc - 2;
	revs->diffopt.nr_paths = 2;

	DIFF_OPT_SET(&revs->diffopt, EXIT_WITH_STATUS);
	DIFF_OPT_SET(&revs->diffopt, NO_INDEX);

	revs->max_count = -2;
	if (diff_setup_done(&revs->diffopt) < 0)
		die("diff_setup_done failed");

	if (queue_diff(&revs->diffopt, revs->diffopt.paths[0],
		       revs->diffopt.paths[1]))
		exit(1);
	diffcore_std(&revs->diffopt);
	diff_flush(&revs->diffopt);

	/*
	 * The return code for --no-index imitates diff(1):
	 * 0 = no changes, 1 = changes, else error
	 */
	exit(revs->diffopt.found_changes);
}
예제 #28
0
static struct notes_merge_pair *diff_tree_remote(struct notes_merge_options *o,
						 const unsigned char *base,
						 const unsigned char *remote,
						 int *num_changes)
{
	struct diff_options opt;
	struct notes_merge_pair *changes;
	int i, len = 0;

	trace_printf("\tdiff_tree_remote(base = %.7s, remote = %.7s)\n",
	       sha1_to_hex(base), sha1_to_hex(remote));

	diff_setup(&opt);
	DIFF_OPT_SET(&opt, RECURSIVE);
	opt.output_format = DIFF_FORMAT_NO_OUTPUT;
	if (diff_setup_done(&opt) < 0)
		die("diff_setup_done failed");
	diff_tree_sha1(base, remote, "", &opt);
	diffcore_std(&opt);

	changes = xcalloc(diff_queued_diff.nr, sizeof(struct notes_merge_pair));

	for (i = 0; i < diff_queued_diff.nr; i++) {
		struct diff_filepair *p = diff_queued_diff.queue[i];
		struct notes_merge_pair *mp;
		int occupied;
		unsigned char obj[20];

		if (verify_notes_filepair(p, obj)) {
			trace_printf("\t\tCannot merge entry '%s' (%c): "
			       "%.7s -> %.7s. Skipping!\n", p->one->path,
			       p->status, sha1_to_hex(p->one->sha1),
			       sha1_to_hex(p->two->sha1));
			continue;
		}
		mp = find_notes_merge_pair_pos(changes, len, obj, 1, &occupied);
		if (occupied) {
			/* We've found an addition/deletion pair */
			assert(!hashcmp(mp->obj, obj));
			if (is_null_sha1(p->one->sha1)) { /* addition */
				assert(is_null_sha1(mp->remote));
				hashcpy(mp->remote, p->two->sha1);
			} else if (is_null_sha1(p->two->sha1)) { /* deletion */
				assert(is_null_sha1(mp->base));
				hashcpy(mp->base, p->one->sha1);
			} else
				assert(!"Invalid existing change recorded");
		} else {
			hashcpy(mp->obj, obj);
			hashcpy(mp->base, p->one->sha1);
			hashcpy(mp->local, uninitialized);
			hashcpy(mp->remote, p->two->sha1);
			len++;
		}
		trace_printf("\t\tStored remote change for %s: %.7s -> %.7s\n",
		       sha1_to_hex(mp->obj), sha1_to_hex(mp->base),
		       sha1_to_hex(mp->remote));
	}
	diff_flush(&opt);
	diff_tree_release_paths(&opt);

	*num_changes = len;
	return changes;
}
예제 #29
0
파일: diff-lib.c 프로젝트: AndyA/git-andya
int run_diff_files(struct rev_info *revs, unsigned int option)
{
	int entries, i;
	int diff_unmerged_stage = revs->max_count;
	int silent_on_removed = option & DIFF_SILENT_ON_REMOVED;
	unsigned ce_option = ((option & DIFF_RACY_IS_MODIFIED)
			      ? CE_MATCH_RACY_IS_DIRTY : 0);

	diff_set_mnemonic_prefix(&revs->diffopt, "i/", "w/");

	if (diff_unmerged_stage < 0)
		diff_unmerged_stage = 2;
	entries = active_nr;
	for (i = 0; i < entries; i++) {
		struct stat st;
		unsigned int oldmode, newmode;
		struct cache_entry *ce = active_cache[i];
		int changed;

		if (DIFF_OPT_TST(&revs->diffopt, QUIET) &&
			DIFF_OPT_TST(&revs->diffopt, HAS_CHANGES))
			break;

		if (!ce_path_match(ce, revs->prune_data))
			continue;

		if (ce_stage(ce)) {
			struct combine_diff_path *dpath;
			int num_compare_stages = 0;
			size_t path_len;

			path_len = ce_namelen(ce);

			dpath = xmalloc(combine_diff_path_size(5, path_len));
			dpath->path = (char *) &(dpath->parent[5]);

			dpath->next = NULL;
			dpath->len = path_len;
			memcpy(dpath->path, ce->name, path_len);
			dpath->path[path_len] = '\0';
			hashclr(dpath->sha1);
			memset(&(dpath->parent[0]), 0,
			       sizeof(struct combine_diff_parent)*5);

			changed = check_removed(ce, &st);
			if (!changed)
				dpath->mode = ce_mode_from_stat(ce, st.st_mode);
			else {
				if (changed < 0) {
					perror(ce->name);
					continue;
				}
				if (silent_on_removed)
					continue;
			}

			while (i < entries) {
				struct cache_entry *nce = active_cache[i];
				int stage;

				if (strcmp(ce->name, nce->name))
					break;

				/* Stage #2 (ours) is the first parent,
				 * stage #3 (theirs) is the second.
				 */
				stage = ce_stage(nce);
				if (2 <= stage) {
					int mode = nce->ce_mode;
					num_compare_stages++;
					hashcpy(dpath->parent[stage-2].sha1, nce->sha1);
					dpath->parent[stage-2].mode = ce_mode_from_stat(nce, mode);
					dpath->parent[stage-2].status =
						DIFF_STATUS_MODIFIED;
				}

				/* diff against the proper unmerged stage */
				if (stage == diff_unmerged_stage)
					ce = nce;
				i++;
			}
			/*
			 * Compensate for loop update
			 */
			i--;

			if (revs->combine_merges && num_compare_stages == 2) {
				show_combined_diff(dpath, 2,
						   revs->dense_combined_merges,
						   revs);
				free(dpath);
				continue;
			}
			free(dpath);
			dpath = NULL;

			/*
			 * Show the diff for the 'ce' if we found the one
			 * from the desired stage.
			 */
			diff_unmerge(&revs->diffopt, ce->name, 0, null_sha1);
			if (ce_stage(ce) != diff_unmerged_stage)
				continue;
		}

		if (ce_uptodate(ce))
			continue;

		changed = check_removed(ce, &st);
		if (changed) {
			if (changed < 0) {
				perror(ce->name);
				continue;
			}
			if (silent_on_removed)
				continue;
			diff_addremove(&revs->diffopt, '-', ce->ce_mode,
				       ce->sha1, ce->name);
			continue;
		}
		changed = ce_match_stat(ce, &st, ce_option);
		if (!changed) {
			ce_mark_uptodate(ce);
			if (!DIFF_OPT_TST(&revs->diffopt, FIND_COPIES_HARDER))
				continue;
		}
		oldmode = ce->ce_mode;
		newmode = ce_mode_from_stat(ce, st.st_mode);
		diff_change(&revs->diffopt, oldmode, newmode,
			    ce->sha1, (changed ? null_sha1 : ce->sha1),
			    ce->name);

	}
	diffcore_std(&revs->diffopt);
	diff_flush(&revs->diffopt);
	return 0;
}
예제 #30
0
static void diff_tree_local(struct notes_merge_options *o,
			    struct notes_merge_pair *changes, int len,
			    const unsigned char *base,
			    const unsigned char *local)
{
	struct diff_options opt;
	int i;

	trace_printf("\tdiff_tree_local(len = %i, base = %.7s, local = %.7s)\n",
	       len, sha1_to_hex(base), sha1_to_hex(local));

	diff_setup(&opt);
	DIFF_OPT_SET(&opt, RECURSIVE);
	opt.output_format = DIFF_FORMAT_NO_OUTPUT;
	if (diff_setup_done(&opt) < 0)
		die("diff_setup_done failed");
	diff_tree_sha1(base, local, "", &opt);
	diffcore_std(&opt);

	for (i = 0; i < diff_queued_diff.nr; i++) {
		struct diff_filepair *p = diff_queued_diff.queue[i];
		struct notes_merge_pair *mp;
		int match;
		unsigned char obj[20];

		if (verify_notes_filepair(p, obj)) {
			trace_printf("\t\tCannot merge entry '%s' (%c): "
			       "%.7s -> %.7s. Skipping!\n", p->one->path,
			       p->status, sha1_to_hex(p->one->sha1),
			       sha1_to_hex(p->two->sha1));
			continue;
		}
		mp = find_notes_merge_pair_pos(changes, len, obj, 0, &match);
		if (!match) {
			trace_printf("\t\tIgnoring local-only change for %s: "
			       "%.7s -> %.7s\n", sha1_to_hex(obj),
			       sha1_to_hex(p->one->sha1),
			       sha1_to_hex(p->two->sha1));
			continue;
		}

		assert(!hashcmp(mp->obj, obj));
		if (is_null_sha1(p->two->sha1)) { /* deletion */
			/*
			 * Either this is a true deletion (1), or it is part
			 * of an A/D pair (2), or D/A pair (3):
			 *
			 * (1) mp->local is uninitialized; set it to null_sha1
			 * (2) mp->local is not uninitialized; don't touch it
			 * (3) mp->local is uninitialized; set it to null_sha1
			 *     (will be overwritten by following addition)
			 */
			if (!hashcmp(mp->local, uninitialized))
				hashclr(mp->local);
		} else if (is_null_sha1(p->one->sha1)) { /* addition */
			/*
			 * Either this is a true addition (1), or it is part
			 * of an A/D pair (2), or D/A pair (3):
			 *
			 * (1) mp->local is uninitialized; set to p->two->sha1
			 * (2) mp->local is uninitialized; set to p->two->sha1
			 * (3) mp->local is null_sha1;     set to p->two->sha1
			 */
			assert(is_null_sha1(mp->local) ||
			       !hashcmp(mp->local, uninitialized));
			hashcpy(mp->local, p->two->sha1);
		} else { /* modification */
			/*
			 * This is a true modification. p->one->sha1 shall
			 * match mp->base, and mp->local shall be uninitialized.
			 * Set mp->local to p->two->sha1.
			 */
			assert(!hashcmp(p->one->sha1, mp->base));
			assert(!hashcmp(mp->local, uninitialized));
			hashcpy(mp->local, p->two->sha1);
		}
		trace_printf("\t\tStored local change for %s: %.7s -> %.7s\n",
		       sha1_to_hex(mp->obj), sha1_to_hex(mp->base),
		       sha1_to_hex(mp->local));
	}
	diff_flush(&opt);
	diff_tree_release_paths(&opt);
}