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-rw-r--r--third_party/git/builtin/ls-files.c692
1 files changed, 0 insertions, 692 deletions
diff --git a/third_party/git/builtin/ls-files.c b/third_party/git/builtin/ls-files.c
deleted file mode 100644
index 670e8fb93c..0000000000
--- a/third_party/git/builtin/ls-files.c
+++ /dev/null
@@ -1,692 +0,0 @@
-/*
- * This merges the file listing in the directory cache index
- * with the actual working directory list, and shows different
- * combinations of the two.
- *
- * Copyright (C) Linus Torvalds, 2005
- */
-#include "cache.h"
-#include "repository.h"
-#include "config.h"
-#include "quote.h"
-#include "dir.h"
-#include "builtin.h"
-#include "tree.h"
-#include "parse-options.h"
-#include "resolve-undo.h"
-#include "string-list.h"
-#include "pathspec.h"
-#include "run-command.h"
-#include "submodule.h"
-#include "submodule-config.h"
-
-static int abbrev;
-static int show_deleted;
-static int show_cached;
-static int show_others;
-static int show_stage;
-static int show_unmerged;
-static int show_resolve_undo;
-static int show_modified;
-static int show_killed;
-static int show_valid_bit;
-static int show_fsmonitor_bit;
-static int line_terminator = '\n';
-static int debug_mode;
-static int show_eol;
-static int recurse_submodules;
-
-static const char *prefix;
-static int max_prefix_len;
-static int prefix_len;
-static struct pathspec pathspec;
-static int error_unmatch;
-static char *ps_matched;
-static const char *with_tree;
-static int exc_given;
-static int exclude_args;
-
-static const char *tag_cached = "";
-static const char *tag_unmerged = "";
-static const char *tag_removed = "";
-static const char *tag_other = "";
-static const char *tag_killed = "";
-static const char *tag_modified = "";
-static const char *tag_skip_worktree = "";
-static const char *tag_resolve_undo = "";
-
-static void write_eolinfo(const struct index_state *istate,
-			  const struct cache_entry *ce, const char *path)
-{
-	if (show_eol) {
-		struct stat st;
-		const char *i_txt = "";
-		const char *w_txt = "";
-		const char *a_txt = get_convert_attr_ascii(istate, path);
-		if (ce && S_ISREG(ce->ce_mode))
-			i_txt = get_cached_convert_stats_ascii(istate,
-							       ce->name);
-		if (!lstat(path, &st) && S_ISREG(st.st_mode))
-			w_txt = get_wt_convert_stats_ascii(path);
-		printf("i/%-5s w/%-5s attr/%-17s\t", i_txt, w_txt, a_txt);
-	}
-}
-
-static void write_name(const char *name)
-{
-	/*
-	 * With "--full-name", prefix_len=0; this caller needs to pass
-	 * an empty string in that case (a NULL is good for "").
-	 */
-	write_name_quoted_relative(name, prefix_len ? prefix : NULL,
-				   stdout, line_terminator);
-}
-
-static const char *get_tag(const struct cache_entry *ce, const char *tag)
-{
-	static char alttag[4];
-
-	if (tag && *tag && ((show_valid_bit && (ce->ce_flags & CE_VALID)) ||
-		(show_fsmonitor_bit && (ce->ce_flags & CE_FSMONITOR_VALID)))) {
-		memcpy(alttag, tag, 3);
-
-		if (isalpha(tag[0])) {
-			alttag[0] = tolower(tag[0]);
-		} else if (tag[0] == '?') {
-			alttag[0] = '!';
-		} else {
-			alttag[0] = 'v';
-			alttag[1] = tag[0];
-			alttag[2] = ' ';
-			alttag[3] = 0;
-		}
-
-		tag = alttag;
-	}
-
-	return tag;
-}
-
-static void print_debug(const struct cache_entry *ce)
-{
-	if (debug_mode) {
-		const struct stat_data *sd = &ce->ce_stat_data;
-
-		printf("  ctime: %u:%u\n", sd->sd_ctime.sec, sd->sd_ctime.nsec);
-		printf("  mtime: %u:%u\n", sd->sd_mtime.sec, sd->sd_mtime.nsec);
-		printf("  dev: %u\tino: %u\n", sd->sd_dev, sd->sd_ino);
-		printf("  uid: %u\tgid: %u\n", sd->sd_uid, sd->sd_gid);
-		printf("  size: %u\tflags: %x\n", sd->sd_size, ce->ce_flags);
-	}
-}
-
-static void show_dir_entry(const struct index_state *istate,
-			   const char *tag, struct dir_entry *ent)
-{
-	int len = max_prefix_len;
-
-	if (len > ent->len)
-		die("git ls-files: internal error - directory entry not superset of prefix");
-
-	if (!dir_path_match(istate, ent, &pathspec, len, ps_matched))
-		return;
-
-	fputs(tag, stdout);
-	write_eolinfo(istate, NULL, ent->name);
-	write_name(ent->name);
-}
-
-static void show_other_files(const struct index_state *istate,
-			     const struct dir_struct *dir)
-{
-	int i;
-
-	for (i = 0; i < dir->nr; i++) {
-		struct dir_entry *ent = dir->entries[i];
-		if (!index_name_is_other(istate, ent->name, ent->len))
-			continue;
-		show_dir_entry(istate, tag_other, ent);
-	}
-}
-
-static void show_killed_files(const struct index_state *istate,
-			      const struct dir_struct *dir)
-{
-	int i;
-	for (i = 0; i < dir->nr; i++) {
-		struct dir_entry *ent = dir->entries[i];
-		char *cp, *sp;
-		int pos, len, killed = 0;
-
-		for (cp = ent->name; cp - ent->name < ent->len; cp = sp + 1) {
-			sp = strchr(cp, '/');
-			if (!sp) {
-				/* If ent->name is prefix of an entry in the
-				 * cache, it will be killed.
-				 */
-				pos = index_name_pos(istate, ent->name, ent->len);
-				if (0 <= pos)
-					BUG("killed-file %.*s not found",
-						ent->len, ent->name);
-				pos = -pos - 1;
-				while (pos < istate->cache_nr &&
-				       ce_stage(istate->cache[pos]))
-					pos++; /* skip unmerged */
-				if (istate->cache_nr <= pos)
-					break;
-				/* pos points at a name immediately after
-				 * ent->name in the cache.  Does it expect
-				 * ent->name to be a directory?
-				 */
-				len = ce_namelen(istate->cache[pos]);
-				if ((ent->len < len) &&
-				    !strncmp(istate->cache[pos]->name,
-					     ent->name, ent->len) &&
-				    istate->cache[pos]->name[ent->len] == '/')
-					killed = 1;
-				break;
-			}
-			if (0 <= index_name_pos(istate, ent->name, sp - ent->name)) {
-				/* If any of the leading directories in
-				 * ent->name is registered in the cache,
-				 * ent->name will be killed.
-				 */
-				killed = 1;
-				break;
-			}
-		}
-		if (killed)
-			show_dir_entry(istate, tag_killed, dir->entries[i]);
-	}
-}
-
-static void show_files(struct repository *repo, struct dir_struct *dir);
-
-static void show_submodule(struct repository *superproject,
-			   struct dir_struct *dir, const char *path)
-{
-	struct repository subrepo;
-	const struct submodule *sub = submodule_from_path(superproject,
-							  &null_oid, path);
-
-	if (repo_submodule_init(&subrepo, superproject, sub))
-		return;
-
-	if (repo_read_index(&subrepo) < 0)
-		die("index file corrupt");
-
-	show_files(&subrepo, dir);
-
-	repo_clear(&subrepo);
-}
-
-static void show_ce(struct repository *repo, struct dir_struct *dir,
-		    const struct cache_entry *ce, const char *fullname,
-		    const char *tag)
-{
-	if (max_prefix_len > strlen(fullname))
-		die("git ls-files: internal error - cache entry not superset of prefix");
-
-	if (recurse_submodules && S_ISGITLINK(ce->ce_mode) &&
-	    is_submodule_active(repo, ce->name)) {
-		show_submodule(repo, dir, ce->name);
-	} else if (match_pathspec(repo->index, &pathspec, fullname, strlen(fullname),
-				  max_prefix_len, ps_matched,
-				  S_ISDIR(ce->ce_mode) ||
-				  S_ISGITLINK(ce->ce_mode))) {
-		tag = get_tag(ce, tag);
-
-		if (!show_stage) {
-			fputs(tag, stdout);
-		} else {
-			printf("%s%06o %s %d\t",
-			       tag,
-			       ce->ce_mode,
-			       find_unique_abbrev(&ce->oid, abbrev),
-			       ce_stage(ce));
-		}
-		write_eolinfo(repo->index, ce, fullname);
-		write_name(fullname);
-		print_debug(ce);
-	}
-}
-
-static void show_ru_info(const struct index_state *istate)
-{
-	struct string_list_item *item;
-
-	if (!istate->resolve_undo)
-		return;
-
-	for_each_string_list_item(item, istate->resolve_undo) {
-		const char *path = item->string;
-		struct resolve_undo_info *ui = item->util;
-		int i, len;
-
-		len = strlen(path);
-		if (len < max_prefix_len)
-			continue; /* outside of the prefix */
-		if (!match_pathspec(istate, &pathspec, path, len,
-				    max_prefix_len, ps_matched, 0))
-			continue; /* uninterested */
-		for (i = 0; i < 3; i++) {
-			if (!ui->mode[i])
-				continue;
-			printf("%s%06o %s %d\t", tag_resolve_undo, ui->mode[i],
-			       find_unique_abbrev(&ui->oid[i], abbrev),
-			       i + 1);
-			write_name(path);
-		}
-	}
-}
-
-static int ce_excluded(struct dir_struct *dir, struct index_state *istate,
-		       const char *fullname, const struct cache_entry *ce)
-{
-	int dtype = ce_to_dtype(ce);
-	return is_excluded(dir, istate, fullname, &dtype);
-}
-
-static void construct_fullname(struct strbuf *out, const struct repository *repo,
-			       const struct cache_entry *ce)
-{
-	strbuf_reset(out);
-	if (repo->submodule_prefix)
-		strbuf_addstr(out, repo->submodule_prefix);
-	strbuf_addstr(out, ce->name);
-}
-
-static void show_files(struct repository *repo, struct dir_struct *dir)
-{
-	int i;
-	struct strbuf fullname = STRBUF_INIT;
-
-	/* For cached/deleted files we don't need to even do the readdir */
-	if (show_others || show_killed) {
-		if (!show_others)
-			dir->flags |= DIR_COLLECT_KILLED_ONLY;
-		fill_directory(dir, repo->index, &pathspec);
-		if (show_others)
-			show_other_files(repo->index, dir);
-		if (show_killed)
-			show_killed_files(repo->index, dir);
-	}
-	if (show_cached || show_stage) {
-		for (i = 0; i < repo->index->cache_nr; i++) {
-			const struct cache_entry *ce = repo->index->cache[i];
-
-			construct_fullname(&fullname, repo, ce);
-
-			if ((dir->flags & DIR_SHOW_IGNORED) &&
-			    !ce_excluded(dir, repo->index, fullname.buf, ce))
-				continue;
-			if (show_unmerged && !ce_stage(ce))
-				continue;
-			if (ce->ce_flags & CE_UPDATE)
-				continue;
-			show_ce(repo, dir, ce, fullname.buf,
-				ce_stage(ce) ? tag_unmerged :
-				(ce_skip_worktree(ce) ? tag_skip_worktree :
-				 tag_cached));
-		}
-	}
-	if (show_deleted || show_modified) {
-		for (i = 0; i < repo->index->cache_nr; i++) {
-			const struct cache_entry *ce = repo->index->cache[i];
-			struct stat st;
-			int err;
-
-			construct_fullname(&fullname, repo, ce);
-
-			if ((dir->flags & DIR_SHOW_IGNORED) &&
-			    !ce_excluded(dir, repo->index, fullname.buf, ce))
-				continue;
-			if (ce->ce_flags & CE_UPDATE)
-				continue;
-			if (ce_skip_worktree(ce))
-				continue;
-			err = lstat(fullname.buf, &st);
-			if (show_deleted && err)
-				show_ce(repo, dir, ce, fullname.buf, tag_removed);
-			if (show_modified && ie_modified(repo->index, ce, &st, 0))
-				show_ce(repo, dir, ce, fullname.buf, tag_modified);
-		}
-	}
-
-	strbuf_release(&fullname);
-}
-
-/*
- * Prune the index to only contain stuff starting with "prefix"
- */
-static void prune_index(struct index_state *istate,
-			const char *prefix, size_t prefixlen)
-{
-	int pos;
-	unsigned int first, last;
-
-	if (!prefix || !istate->cache_nr)
-		return;
-	pos = index_name_pos(istate, prefix, prefixlen);
-	if (pos < 0)
-		pos = -pos-1;
-	first = pos;
-	last = istate->cache_nr;
-	while (last > first) {
-		int next = first + ((last - first) >> 1);
-		const struct cache_entry *ce = istate->cache[next];
-		if (!strncmp(ce->name, prefix, prefixlen)) {
-			first = next+1;
-			continue;
-		}
-		last = next;
-	}
-	MOVE_ARRAY(istate->cache, istate->cache + pos, last - pos);
-	istate->cache_nr = last - pos;
-}
-
-static int get_common_prefix_len(const char *common_prefix)
-{
-	int common_prefix_len;
-
-	if (!common_prefix)
-		return 0;
-
-	common_prefix_len = strlen(common_prefix);
-
-	/*
-	 * If the prefix has a trailing slash, strip it so that submodules wont
-	 * be pruned from the index.
-	 */
-	if (common_prefix[common_prefix_len - 1] == '/')
-		common_prefix_len--;
-
-	return common_prefix_len;
-}
-
-/*
- * Read the tree specified with --with-tree option
- * (typically, HEAD) into stage #1 and then
- * squash them down to stage #0.  This is used for
- * --error-unmatch to list and check the path patterns
- * that were given from the command line.  We are not
- * going to write this index out.
- */
-void overlay_tree_on_index(struct index_state *istate,
-			   const char *tree_name, const char *prefix)
-{
-	struct tree *tree;
-	struct object_id oid;
-	struct pathspec pathspec;
-	struct cache_entry *last_stage0 = NULL;
-	int i;
-
-	if (get_oid(tree_name, &oid))
-		die("tree-ish %s not found.", tree_name);
-	tree = parse_tree_indirect(&oid);
-	if (!tree)
-		die("bad tree-ish %s", tree_name);
-
-	/* Hoist the unmerged entries up to stage #3 to make room */
-	for (i = 0; i < istate->cache_nr; i++) {
-		struct cache_entry *ce = istate->cache[i];
-		if (!ce_stage(ce))
-			continue;
-		ce->ce_flags |= CE_STAGEMASK;
-	}
-
-	if (prefix) {
-		static const char *(matchbuf[1]);
-		matchbuf[0] = NULL;
-		parse_pathspec(&pathspec, PATHSPEC_ALL_MAGIC,
-			       PATHSPEC_PREFER_CWD, prefix, matchbuf);
-	} else
-		memset(&pathspec, 0, sizeof(pathspec));
-	if (read_tree(the_repository, tree, 1, &pathspec, istate))
-		die("unable to read tree entries %s", tree_name);
-
-	for (i = 0; i < istate->cache_nr; i++) {
-		struct cache_entry *ce = istate->cache[i];
-		switch (ce_stage(ce)) {
-		case 0:
-			last_stage0 = ce;
-			/* fallthru */
-		default:
-			continue;
-		case 1:
-			/*
-			 * If there is stage #0 entry for this, we do not
-			 * need to show it.  We use CE_UPDATE bit to mark
-			 * such an entry.
-			 */
-			if (last_stage0 &&
-			    !strcmp(last_stage0->name, ce->name))
-				ce->ce_flags |= CE_UPDATE;
-		}
-	}
-}
-
-static const char * const ls_files_usage[] = {
-	N_("git ls-files [<options>] [<file>...]"),
-	NULL
-};
-
-static int option_parse_exclude(const struct option *opt,
-				const char *arg, int unset)
-{
-	struct string_list *exclude_list = opt->value;
-
-	BUG_ON_OPT_NEG(unset);
-
-	exc_given = 1;
-	string_list_append(exclude_list, arg);
-
-	return 0;
-}
-
-static int option_parse_exclude_from(const struct option *opt,
-				     const char *arg, int unset)
-{
-	struct dir_struct *dir = opt->value;
-
-	BUG_ON_OPT_NEG(unset);
-
-	exc_given = 1;
-	add_excludes_from_file(dir, arg);
-
-	return 0;
-}
-
-static int option_parse_exclude_standard(const struct option *opt,
-					 const char *arg, int unset)
-{
-	struct dir_struct *dir = opt->value;
-
-	BUG_ON_OPT_NEG(unset);
-	BUG_ON_OPT_ARG(arg);
-
-	exc_given = 1;
-	setup_standard_excludes(dir);
-
-	return 0;
-}
-
-int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
-{
-	int require_work_tree = 0, show_tag = 0, i;
-	const char *max_prefix;
-	struct dir_struct dir;
-	struct exclude_list *el;
-	struct string_list exclude_list = STRING_LIST_INIT_NODUP;
-	struct option builtin_ls_files_options[] = {
-		/* Think twice before adding "--nul" synonym to this */
-		OPT_SET_INT('z', NULL, &line_terminator,
-			N_("paths are separated with NUL character"), '\0'),
-		OPT_BOOL('t', NULL, &show_tag,
-			N_("identify the file status with tags")),
-		OPT_BOOL('v', NULL, &show_valid_bit,
-			N_("use lowercase letters for 'assume unchanged' files")),
-		OPT_BOOL('f', NULL, &show_fsmonitor_bit,
-			N_("use lowercase letters for 'fsmonitor clean' files")),
-		OPT_BOOL('c', "cached", &show_cached,
-			N_("show cached files in the output (default)")),
-		OPT_BOOL('d', "deleted", &show_deleted,
-			N_("show deleted files in the output")),
-		OPT_BOOL('m', "modified", &show_modified,
-			N_("show modified files in the output")),
-		OPT_BOOL('o', "others", &show_others,
-			N_("show other files in the output")),
-		OPT_BIT('i', "ignored", &dir.flags,
-			N_("show ignored files in the output"),
-			DIR_SHOW_IGNORED),
-		OPT_BOOL('s', "stage", &show_stage,
-			N_("show staged contents' object name in the output")),
-		OPT_BOOL('k', "killed", &show_killed,
-			N_("show files on the filesystem that need to be removed")),
-		OPT_BIT(0, "directory", &dir.flags,
-			N_("show 'other' directories' names only"),
-			DIR_SHOW_OTHER_DIRECTORIES),
-		OPT_BOOL(0, "eol", &show_eol, N_("show line endings of files")),
-		OPT_NEGBIT(0, "empty-directory", &dir.flags,
-			N_("don't show empty directories"),
-			DIR_HIDE_EMPTY_DIRECTORIES),
-		OPT_BOOL('u', "unmerged", &show_unmerged,
-			N_("show unmerged files in the output")),
-		OPT_BOOL(0, "resolve-undo", &show_resolve_undo,
-			    N_("show resolve-undo information")),
-		{ OPTION_CALLBACK, 'x', "exclude", &exclude_list, N_("pattern"),
-			N_("skip files matching pattern"),
-			PARSE_OPT_NONEG, option_parse_exclude },
-		{ OPTION_CALLBACK, 'X', "exclude-from", &dir, N_("file"),
-			N_("exclude patterns are read from <file>"),
-			PARSE_OPT_NONEG, option_parse_exclude_from },
-		OPT_STRING(0, "exclude-per-directory", &dir.exclude_per_dir, N_("file"),
-			N_("read additional per-directory exclude patterns in <file>")),
-		{ OPTION_CALLBACK, 0, "exclude-standard", &dir, NULL,
-			N_("add the standard git exclusions"),
-			PARSE_OPT_NOARG | PARSE_OPT_NONEG,
-			option_parse_exclude_standard },
-		OPT_SET_INT_F(0, "full-name", &prefix_len,
-			      N_("make the output relative to the project top directory"),
-			      0, PARSE_OPT_NONEG),
-		OPT_BOOL(0, "recurse-submodules", &recurse_submodules,
-			N_("recurse through submodules")),
-		OPT_BOOL(0, "error-unmatch", &error_unmatch,
-			N_("if any <file> is not in the index, treat this as an error")),
-		OPT_STRING(0, "with-tree", &with_tree, N_("tree-ish"),
-			N_("pretend that paths removed since <tree-ish> are still present")),
-		OPT__ABBREV(&abbrev),
-		OPT_BOOL(0, "debug", &debug_mode, N_("show debugging data")),
-		OPT_END()
-	};
-
-	if (argc == 2 && !strcmp(argv[1], "-h"))
-		usage_with_options(ls_files_usage, builtin_ls_files_options);
-
-	memset(&dir, 0, sizeof(dir));
-	prefix = cmd_prefix;
-	if (prefix)
-		prefix_len = strlen(prefix);
-	git_config(git_default_config, NULL);
-
-	if (repo_read_index(the_repository) < 0)
-		die("index file corrupt");
-
-	argc = parse_options(argc, argv, prefix, builtin_ls_files_options,
-			ls_files_usage, 0);
-	el = add_exclude_list(&dir, EXC_CMDL, "--exclude option");
-	for (i = 0; i < exclude_list.nr; i++) {
-		add_exclude(exclude_list.items[i].string, "", 0, el, --exclude_args);
-	}
-	if (show_tag || show_valid_bit || show_fsmonitor_bit) {
-		tag_cached = "H ";
-		tag_unmerged = "M ";
-		tag_removed = "R ";
-		tag_modified = "C ";
-		tag_other = "? ";
-		tag_killed = "K ";
-		tag_skip_worktree = "S ";
-		tag_resolve_undo = "U ";
-	}
-	if (show_modified || show_others || show_deleted || (dir.flags & DIR_SHOW_IGNORED) || show_killed)
-		require_work_tree = 1;
-	if (show_unmerged)
-		/*
-		 * There's no point in showing unmerged unless
-		 * you also show the stage information.
-		 */
-		show_stage = 1;
-	if (dir.exclude_per_dir)
-		exc_given = 1;
-
-	if (require_work_tree && !is_inside_work_tree())
-		setup_work_tree();
-
-	if (recurse_submodules &&
-	    (show_stage || show_deleted || show_others || show_unmerged ||
-	     show_killed || show_modified || show_resolve_undo || with_tree))
-		die("ls-files --recurse-submodules unsupported mode");
-
-	if (recurse_submodules && error_unmatch)
-		die("ls-files --recurse-submodules does not support "
-		    "--error-unmatch");
-
-	parse_pathspec(&pathspec, 0,
-		       PATHSPEC_PREFER_CWD,
-		       prefix, argv);
-
-	/*
-	 * Find common prefix for all pathspec's
-	 * This is used as a performance optimization which unfortunately cannot
-	 * be done when recursing into submodules because when a pathspec is
-	 * given which spans repository boundaries you can't simply remove the
-	 * submodule entry because the pathspec may match something inside the
-	 * submodule.
-	 */
-	if (recurse_submodules)
-		max_prefix = NULL;
-	else
-		max_prefix = common_prefix(&pathspec);
-	max_prefix_len = get_common_prefix_len(max_prefix);
-
-	prune_index(the_repository->index, max_prefix, max_prefix_len);
-
-	/* Treat unmatching pathspec elements as errors */
-	if (pathspec.nr && error_unmatch)
-		ps_matched = xcalloc(pathspec.nr, 1);
-
-	if ((dir.flags & DIR_SHOW_IGNORED) && !exc_given)
-		die("ls-files --ignored needs some exclude pattern");
-
-	/* With no flags, we default to showing the cached files */
-	if (!(show_stage || show_deleted || show_others || show_unmerged ||
-	      show_killed || show_modified || show_resolve_undo))
-		show_cached = 1;
-
-	if (with_tree) {
-		/*
-		 * Basic sanity check; show-stages and show-unmerged
-		 * would not make any sense with this option.
-		 */
-		if (show_stage || show_unmerged)
-			die("ls-files --with-tree is incompatible with -s or -u");
-		overlay_tree_on_index(the_repository->index, with_tree, max_prefix);
-	}
-
-	show_files(the_repository, &dir);
-
-	if (show_resolve_undo)
-		show_ru_info(the_repository->index);
-
-	if (ps_matched) {
-		int bad;
-		bad = report_path_error(ps_matched, &pathspec);
-		if (bad)
-			fprintf(stderr, "Did you forget to 'git add'?\n");
-
-		return bad ? 1 : 0;
-	}
-
-	UNLEAK(dir);
-	return 0;
-}