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-rw-r--r--third_party/git/builtin/clean.c1051
1 files changed, 0 insertions, 1051 deletions
diff --git a/third_party/git/builtin/clean.c b/third_party/git/builtin/clean.c
deleted file mode 100644
index d5579da716..0000000000
--- a/third_party/git/builtin/clean.c
+++ /dev/null
@@ -1,1051 +0,0 @@
-/*
- * "git clean" builtin command
- *
- * Copyright (C) 2007 Shawn Bohrer
- *
- * Based on git-clean.sh by Pavel Roskin
- */
-
-#define USE_THE_INDEX_COMPATIBILITY_MACROS
-#include "builtin.h"
-#include "cache.h"
-#include "config.h"
-#include "dir.h"
-#include "parse-options.h"
-#include "string-list.h"
-#include "quote.h"
-#include "column.h"
-#include "color.h"
-#include "pathspec.h"
-#include "help.h"
-
-static int force = -1; /* unset */
-static int interactive;
-static struct string_list del_list = STRING_LIST_INIT_DUP;
-static unsigned int colopts;
-
-static const char *const builtin_clean_usage[] = {
-	N_("git clean [-d] [-f] [-i] [-n] [-q] [-e <pattern>] [-x | -X] [--] <paths>..."),
-	NULL
-};
-
-static const char *msg_remove = N_("Removing %s\n");
-static const char *msg_would_remove = N_("Would remove %s\n");
-static const char *msg_skip_git_dir = N_("Skipping repository %s\n");
-static const char *msg_would_skip_git_dir = N_("Would skip repository %s\n");
-static const char *msg_warn_remove_failed = N_("failed to remove %s");
-static const char *msg_warn_lstat_failed = N_("could not lstat %s\n");
-
-enum color_clean {
-	CLEAN_COLOR_RESET = 0,
-	CLEAN_COLOR_PLAIN = 1,
-	CLEAN_COLOR_PROMPT = 2,
-	CLEAN_COLOR_HEADER = 3,
-	CLEAN_COLOR_HELP = 4,
-	CLEAN_COLOR_ERROR = 5
-};
-
-static const char *color_interactive_slots[] = {
-	[CLEAN_COLOR_ERROR]  = "error",
-	[CLEAN_COLOR_HEADER] = "header",
-	[CLEAN_COLOR_HELP]   = "help",
-	[CLEAN_COLOR_PLAIN]  = "plain",
-	[CLEAN_COLOR_PROMPT] = "prompt",
-	[CLEAN_COLOR_RESET]  = "reset",
-};
-
-static int clean_use_color = -1;
-static char clean_colors[][COLOR_MAXLEN] = {
-	[CLEAN_COLOR_ERROR] = GIT_COLOR_BOLD_RED,
-	[CLEAN_COLOR_HEADER] = GIT_COLOR_BOLD,
-	[CLEAN_COLOR_HELP] = GIT_COLOR_BOLD_RED,
-	[CLEAN_COLOR_PLAIN] = GIT_COLOR_NORMAL,
-	[CLEAN_COLOR_PROMPT] = GIT_COLOR_BOLD_BLUE,
-	[CLEAN_COLOR_RESET] = GIT_COLOR_RESET,
-};
-
-#define MENU_OPTS_SINGLETON		01
-#define MENU_OPTS_IMMEDIATE		02
-#define MENU_OPTS_LIST_ONLY		04
-
-struct menu_opts {
-	const char *header;
-	const char *prompt;
-	int flags;
-};
-
-#define MENU_RETURN_NO_LOOP		10
-
-struct menu_item {
-	char hotkey;
-	const char *title;
-	int selected;
-	int (*fn)(void);
-};
-
-enum menu_stuff_type {
-	MENU_STUFF_TYPE_STRING_LIST = 1,
-	MENU_STUFF_TYPE_MENU_ITEM
-};
-
-struct menu_stuff {
-	enum menu_stuff_type type;
-	int nr;
-	void *stuff;
-};
-
-define_list_config_array(color_interactive_slots);
-
-static int git_clean_config(const char *var, const char *value, void *cb)
-{
-	const char *slot_name;
-
-	if (starts_with(var, "column."))
-		return git_column_config(var, value, "clean", &colopts);
-
-	/* honors the color.interactive* config variables which also
-	   applied in git-add--interactive and git-stash */
-	if (!strcmp(var, "color.interactive")) {
-		clean_use_color = git_config_colorbool(var, value);
-		return 0;
-	}
-	if (skip_prefix(var, "color.interactive.", &slot_name)) {
-		int slot = LOOKUP_CONFIG(color_interactive_slots, slot_name);
-		if (slot < 0)
-			return 0;
-		if (!value)
-			return config_error_nonbool(var);
-		return color_parse(value, clean_colors[slot]);
-	}
-
-	if (!strcmp(var, "clean.requireforce")) {
-		force = !git_config_bool(var, value);
-		return 0;
-	}
-
-	/* inspect the color.ui config variable and others */
-	return git_color_default_config(var, value, cb);
-}
-
-static const char *clean_get_color(enum color_clean ix)
-{
-	if (want_color(clean_use_color))
-		return clean_colors[ix];
-	return "";
-}
-
-static void clean_print_color(enum color_clean ix)
-{
-	printf("%s", clean_get_color(ix));
-}
-
-static int exclude_cb(const struct option *opt, const char *arg, int unset)
-{
-	struct string_list *exclude_list = opt->value;
-	BUG_ON_OPT_NEG(unset);
-	string_list_append(exclude_list, arg);
-	return 0;
-}
-
-static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
-		int dry_run, int quiet, int *dir_gone)
-{
-	DIR *dir;
-	struct strbuf quoted = STRBUF_INIT;
-	struct dirent *e;
-	int res = 0, ret = 0, gone = 1, original_len = path->len, len;
-	struct string_list dels = STRING_LIST_INIT_DUP;
-
-	*dir_gone = 1;
-
-	if ((force_flag & REMOVE_DIR_KEEP_NESTED_GIT) && is_nonbare_repository_dir(path)) {
-		if (!quiet) {
-			quote_path_relative(path->buf, prefix, &quoted);
-			printf(dry_run ?  _(msg_would_skip_git_dir) : _(msg_skip_git_dir),
-					quoted.buf);
-		}
-
-		*dir_gone = 0;
-		goto out;
-	}
-
-	dir = opendir(path->buf);
-	if (!dir) {
-		/* an empty dir could be removed even if it is unreadble */
-		res = dry_run ? 0 : rmdir(path->buf);
-		if (res) {
-			int saved_errno = errno;
-			quote_path_relative(path->buf, prefix, &quoted);
-			errno = saved_errno;
-			warning_errno(_(msg_warn_remove_failed), quoted.buf);
-			*dir_gone = 0;
-		}
-		ret = res;
-		goto out;
-	}
-
-	strbuf_complete(path, '/');
-
-	len = path->len;
-	while ((e = readdir(dir)) != NULL) {
-		struct stat st;
-		if (is_dot_or_dotdot(e->d_name))
-			continue;
-
-		strbuf_setlen(path, len);
-		strbuf_addstr(path, e->d_name);
-		if (lstat(path->buf, &st))
-			warning_errno(_(msg_warn_lstat_failed), path->buf);
-		else if (S_ISDIR(st.st_mode)) {
-			if (remove_dirs(path, prefix, force_flag, dry_run, quiet, &gone))
-				ret = 1;
-			if (gone) {
-				quote_path_relative(path->buf, prefix, &quoted);
-				string_list_append(&dels, quoted.buf);
-			} else
-				*dir_gone = 0;
-			continue;
-		} else {
-			res = dry_run ? 0 : unlink(path->buf);
-			if (!res) {
-				quote_path_relative(path->buf, prefix, &quoted);
-				string_list_append(&dels, quoted.buf);
-			} else {
-				int saved_errno = errno;
-				quote_path_relative(path->buf, prefix, &quoted);
-				errno = saved_errno;
-				warning_errno(_(msg_warn_remove_failed), quoted.buf);
-				*dir_gone = 0;
-				ret = 1;
-			}
-			continue;
-		}
-
-		/* path too long, stat fails, or non-directory still exists */
-		*dir_gone = 0;
-		ret = 1;
-		break;
-	}
-	closedir(dir);
-
-	strbuf_setlen(path, original_len);
-
-	if (*dir_gone) {
-		res = dry_run ? 0 : rmdir(path->buf);
-		if (!res)
-			*dir_gone = 1;
-		else {
-			int saved_errno = errno;
-			quote_path_relative(path->buf, prefix, &quoted);
-			errno = saved_errno;
-			warning_errno(_(msg_warn_remove_failed), quoted.buf);
-			*dir_gone = 0;
-			ret = 1;
-		}
-	}
-
-	if (!*dir_gone && !quiet) {
-		int i;
-		for (i = 0; i < dels.nr; i++)
-			printf(dry_run ?  _(msg_would_remove) : _(msg_remove), dels.items[i].string);
-	}
-out:
-	strbuf_release(&quoted);
-	string_list_clear(&dels, 0);
-	return ret;
-}
-
-static void pretty_print_dels(void)
-{
-	struct string_list list = STRING_LIST_INIT_DUP;
-	struct string_list_item *item;
-	struct strbuf buf = STRBUF_INIT;
-	const char *qname;
-	struct column_options copts;
-
-	for_each_string_list_item(item, &del_list) {
-		qname = quote_path_relative(item->string, NULL, &buf);
-		string_list_append(&list, qname);
-	}
-
-	/*
-	 * always enable column display, we only consult column.*
-	 * about layout strategy and stuff
-	 */
-	colopts = (colopts & ~COL_ENABLE_MASK) | COL_ENABLED;
-	memset(&copts, 0, sizeof(copts));
-	copts.indent = "  ";
-	copts.padding = 2;
-	print_columns(&list, colopts, &copts);
-	strbuf_release(&buf);
-	string_list_clear(&list, 0);
-}
-
-static void pretty_print_menus(struct string_list *menu_list)
-{
-	unsigned int local_colopts = 0;
-	struct column_options copts;
-
-	local_colopts = COL_ENABLED | COL_ROW;
-	memset(&copts, 0, sizeof(copts));
-	copts.indent = "  ";
-	copts.padding = 2;
-	print_columns(menu_list, local_colopts, &copts);
-}
-
-static void prompt_help_cmd(int singleton)
-{
-	clean_print_color(CLEAN_COLOR_HELP);
-	printf(singleton ?
-		  _("Prompt help:\n"
-		    "1          - select a numbered item\n"
-		    "foo        - select item based on unique prefix\n"
-		    "           - (empty) select nothing\n") :
-		  _("Prompt help:\n"
-		    "1          - select a single item\n"
-		    "3-5        - select a range of items\n"
-		    "2-3,6-9    - select multiple ranges\n"
-		    "foo        - select item based on unique prefix\n"
-		    "-...       - unselect specified items\n"
-		    "*          - choose all items\n"
-		    "           - (empty) finish selecting\n"));
-	clean_print_color(CLEAN_COLOR_RESET);
-}
-
-/*
- * display menu stuff with number prefix and hotkey highlight
- */
-static void print_highlight_menu_stuff(struct menu_stuff *stuff, int **chosen)
-{
-	struct string_list menu_list = STRING_LIST_INIT_DUP;
-	struct strbuf menu = STRBUF_INIT;
-	struct menu_item *menu_item;
-	struct string_list_item *string_list_item;
-	int i;
-
-	switch (stuff->type) {
-	default:
-		die("Bad type of menu_stuff when print menu");
-	case MENU_STUFF_TYPE_MENU_ITEM:
-		menu_item = (struct menu_item *)stuff->stuff;
-		for (i = 0; i < stuff->nr; i++, menu_item++) {
-			const char *p;
-			int highlighted = 0;
-
-			p = menu_item->title;
-			if ((*chosen)[i] < 0)
-				(*chosen)[i] = menu_item->selected ? 1 : 0;
-			strbuf_addf(&menu, "%s%2d: ", (*chosen)[i] ? "*" : " ", i+1);
-			for (; *p; p++) {
-				if (!highlighted && *p == menu_item->hotkey) {
-					strbuf_addstr(&menu, clean_get_color(CLEAN_COLOR_PROMPT));
-					strbuf_addch(&menu, *p);
-					strbuf_addstr(&menu, clean_get_color(CLEAN_COLOR_RESET));
-					highlighted = 1;
-				} else {
-					strbuf_addch(&menu, *p);
-				}
-			}
-			string_list_append(&menu_list, menu.buf);
-			strbuf_reset(&menu);
-		}
-		break;
-	case MENU_STUFF_TYPE_STRING_LIST:
-		i = 0;
-		for_each_string_list_item(string_list_item, (struct string_list *)stuff->stuff) {
-			if ((*chosen)[i] < 0)
-				(*chosen)[i] = 0;
-			strbuf_addf(&menu, "%s%2d: %s",
-				    (*chosen)[i] ? "*" : " ", i+1, string_list_item->string);
-			string_list_append(&menu_list, menu.buf);
-			strbuf_reset(&menu);
-			i++;
-		}
-		break;
-	}
-
-	pretty_print_menus(&menu_list);
-
-	strbuf_release(&menu);
-	string_list_clear(&menu_list, 0);
-}
-
-static int find_unique(const char *choice, struct menu_stuff *menu_stuff)
-{
-	struct menu_item *menu_item;
-	struct string_list_item *string_list_item;
-	int i, len, found = 0;
-
-	len = strlen(choice);
-	switch (menu_stuff->type) {
-	default:
-		die("Bad type of menu_stuff when parse choice");
-	case MENU_STUFF_TYPE_MENU_ITEM:
-
-		menu_item = (struct menu_item *)menu_stuff->stuff;
-		for (i = 0; i < menu_stuff->nr; i++, menu_item++) {
-			if (len == 1 && *choice == menu_item->hotkey) {
-				found = i + 1;
-				break;
-			}
-			if (!strncasecmp(choice, menu_item->title, len)) {
-				if (found) {
-					if (len == 1) {
-						/* continue for hotkey matching */
-						found = -1;
-					} else {
-						found = 0;
-						break;
-					}
-				} else {
-					found = i + 1;
-				}
-			}
-		}
-		break;
-	case MENU_STUFF_TYPE_STRING_LIST:
-		string_list_item = ((struct string_list *)menu_stuff->stuff)->items;
-		for (i = 0; i < menu_stuff->nr; i++, string_list_item++) {
-			if (!strncasecmp(choice, string_list_item->string, len)) {
-				if (found) {
-					found = 0;
-					break;
-				}
-				found = i + 1;
-			}
-		}
-		break;
-	}
-	return found;
-}
-
-
-/*
- * Parse user input, and return choice(s) for menu (menu_stuff).
- *
- * Input
- *     (for single choice)
- *         1          - select a numbered item
- *         foo        - select item based on menu title
- *                    - (empty) select nothing
- *
- *     (for multiple choice)
- *         1          - select a single item
- *         3-5        - select a range of items
- *         2-3,6-9    - select multiple ranges
- *         foo        - select item based on menu title
- *         -...       - unselect specified items
- *         *          - choose all items
- *                    - (empty) finish selecting
- *
- * The parse result will be saved in array **chosen, and
- * return number of total selections.
- */
-static int parse_choice(struct menu_stuff *menu_stuff,
-			int is_single,
-			struct strbuf input,
-			int **chosen)
-{
-	struct strbuf **choice_list, **ptr;
-	int nr = 0;
-	int i;
-
-	if (is_single) {
-		choice_list = strbuf_split_max(&input, '\n', 0);
-	} else {
-		char *p = input.buf;
-		do {
-			if (*p == ',')
-				*p = ' ';
-		} while (*p++);
-		choice_list = strbuf_split_max(&input, ' ', 0);
-	}
-
-	for (ptr = choice_list; *ptr; ptr++) {
-		char *p;
-		int choose = 1;
-		int bottom = 0, top = 0;
-		int is_range, is_number;
-
-		strbuf_trim(*ptr);
-		if (!(*ptr)->len)
-			continue;
-
-		/* Input that begins with '-'; unchoose */
-		if (*(*ptr)->buf == '-') {
-			choose = 0;
-			strbuf_remove((*ptr), 0, 1);
-		}
-
-		is_range = 0;
-		is_number = 1;
-		for (p = (*ptr)->buf; *p; p++) {
-			if ('-' == *p) {
-				if (!is_range) {
-					is_range = 1;
-					is_number = 0;
-				} else {
-					is_number = 0;
-					is_range = 0;
-					break;
-				}
-			} else if (!isdigit(*p)) {
-				is_number = 0;
-				is_range = 0;
-				break;
-			}
-		}
-
-		if (is_number) {
-			bottom = atoi((*ptr)->buf);
-			top = bottom;
-		} else if (is_range) {
-			bottom = atoi((*ptr)->buf);
-			/* a range can be specified like 5-7 or 5- */
-			if (!*(strchr((*ptr)->buf, '-') + 1))
-				top = menu_stuff->nr;
-			else
-				top = atoi(strchr((*ptr)->buf, '-') + 1);
-		} else if (!strcmp((*ptr)->buf, "*")) {
-			bottom = 1;
-			top = menu_stuff->nr;
-		} else {
-			bottom = find_unique((*ptr)->buf, menu_stuff);
-			top = bottom;
-		}
-
-		if (top <= 0 || bottom <= 0 || top > menu_stuff->nr || bottom > top ||
-		    (is_single && bottom != top)) {
-			clean_print_color(CLEAN_COLOR_ERROR);
-			printf(_("Huh (%s)?\n"), (*ptr)->buf);
-			clean_print_color(CLEAN_COLOR_RESET);
-			continue;
-		}
-
-		for (i = bottom; i <= top; i++)
-			(*chosen)[i-1] = choose;
-	}
-
-	strbuf_list_free(choice_list);
-
-	for (i = 0; i < menu_stuff->nr; i++)
-		nr += (*chosen)[i];
-	return nr;
-}
-
-/*
- * Implement a git-add-interactive compatible UI, which is borrowed
- * from git-add--interactive.perl.
- *
- * Return value:
- *
- *   - Return an array of integers
- *   - , and it is up to you to free the allocated memory.
- *   - The array ends with EOF.
- *   - If user pressed CTRL-D (i.e. EOF), no selection returned.
- */
-static int *list_and_choose(struct menu_opts *opts, struct menu_stuff *stuff)
-{
-	struct strbuf choice = STRBUF_INIT;
-	int *chosen, *result;
-	int nr = 0;
-	int eof = 0;
-	int i;
-
-	ALLOC_ARRAY(chosen, stuff->nr);
-	/* set chosen as uninitialized */
-	for (i = 0; i < stuff->nr; i++)
-		chosen[i] = -1;
-
-	for (;;) {
-		if (opts->header) {
-			printf_ln("%s%s%s",
-				  clean_get_color(CLEAN_COLOR_HEADER),
-				  _(opts->header),
-				  clean_get_color(CLEAN_COLOR_RESET));
-		}
-
-		/* chosen will be initialized by print_highlight_menu_stuff */
-		print_highlight_menu_stuff(stuff, &chosen);
-
-		if (opts->flags & MENU_OPTS_LIST_ONLY)
-			break;
-
-		if (opts->prompt) {
-			printf("%s%s%s%s",
-			       clean_get_color(CLEAN_COLOR_PROMPT),
-			       _(opts->prompt),
-			       opts->flags & MENU_OPTS_SINGLETON ? "> " : ">> ",
-			       clean_get_color(CLEAN_COLOR_RESET));
-		}
-
-		if (strbuf_getline_lf(&choice, stdin) != EOF) {
-			strbuf_trim(&choice);
-		} else {
-			eof = 1;
-			break;
-		}
-
-		/* help for prompt */
-		if (!strcmp(choice.buf, "?")) {
-			prompt_help_cmd(opts->flags & MENU_OPTS_SINGLETON);
-			continue;
-		}
-
-		/* for a multiple-choice menu, press ENTER (empty) will return back */
-		if (!(opts->flags & MENU_OPTS_SINGLETON) && !choice.len)
-			break;
-
-		nr = parse_choice(stuff,
-				  opts->flags & MENU_OPTS_SINGLETON,
-				  choice,
-				  &chosen);
-
-		if (opts->flags & MENU_OPTS_SINGLETON) {
-			if (nr)
-				break;
-		} else if (opts->flags & MENU_OPTS_IMMEDIATE) {
-			break;
-		}
-	}
-
-	if (eof) {
-		result = xmalloc(sizeof(int));
-		*result = EOF;
-	} else {
-		int j = 0;
-
-		/*
-		 * recalculate nr, if return back from menu directly with
-		 * default selections.
-		 */
-		if (!nr) {
-			for (i = 0; i < stuff->nr; i++)
-				nr += chosen[i];
-		}
-
-		result = xcalloc(st_add(nr, 1), sizeof(int));
-		for (i = 0; i < stuff->nr && j < nr; i++) {
-			if (chosen[i])
-				result[j++] = i;
-		}
-		result[j] = EOF;
-	}
-
-	free(chosen);
-	strbuf_release(&choice);
-	return result;
-}
-
-static int clean_cmd(void)
-{
-	return MENU_RETURN_NO_LOOP;
-}
-
-static int filter_by_patterns_cmd(void)
-{
-	struct dir_struct dir;
-	struct strbuf confirm = STRBUF_INIT;
-	struct strbuf **ignore_list;
-	struct string_list_item *item;
-	struct exclude_list *el;
-	int changed = -1, i;
-
-	for (;;) {
-		if (!del_list.nr)
-			break;
-
-		if (changed)
-			pretty_print_dels();
-
-		clean_print_color(CLEAN_COLOR_PROMPT);
-		printf(_("Input ignore patterns>> "));
-		clean_print_color(CLEAN_COLOR_RESET);
-		if (strbuf_getline_lf(&confirm, stdin) != EOF)
-			strbuf_trim(&confirm);
-		else
-			putchar('\n');
-
-		/* quit filter_by_pattern mode if press ENTER or Ctrl-D */
-		if (!confirm.len)
-			break;
-
-		memset(&dir, 0, sizeof(dir));
-		el = add_exclude_list(&dir, EXC_CMDL, "manual exclude");
-		ignore_list = strbuf_split_max(&confirm, ' ', 0);
-
-		for (i = 0; ignore_list[i]; i++) {
-			strbuf_trim(ignore_list[i]);
-			if (!ignore_list[i]->len)
-				continue;
-
-			add_exclude(ignore_list[i]->buf, "", 0, el, -(i+1));
-		}
-
-		changed = 0;
-		for_each_string_list_item(item, &del_list) {
-			int dtype = DT_UNKNOWN;
-
-			if (is_excluded(&dir, &the_index, item->string, &dtype)) {
-				*item->string = '\0';
-				changed++;
-			}
-		}
-
-		if (changed) {
-			string_list_remove_empty_items(&del_list, 0);
-		} else {
-			clean_print_color(CLEAN_COLOR_ERROR);
-			printf_ln(_("WARNING: Cannot find items matched by: %s"), confirm.buf);
-			clean_print_color(CLEAN_COLOR_RESET);
-		}
-
-		strbuf_list_free(ignore_list);
-		clear_directory(&dir);
-	}
-
-	strbuf_release(&confirm);
-	return 0;
-}
-
-static int select_by_numbers_cmd(void)
-{
-	struct menu_opts menu_opts;
-	struct menu_stuff menu_stuff;
-	struct string_list_item *items;
-	int *chosen;
-	int i, j;
-
-	menu_opts.header = NULL;
-	menu_opts.prompt = N_("Select items to delete");
-	menu_opts.flags = 0;
-
-	menu_stuff.type = MENU_STUFF_TYPE_STRING_LIST;
-	menu_stuff.stuff = &del_list;
-	menu_stuff.nr = del_list.nr;
-
-	chosen = list_and_choose(&menu_opts, &menu_stuff);
-	items = del_list.items;
-	for (i = 0, j = 0; i < del_list.nr; i++) {
-		if (i < chosen[j]) {
-			*(items[i].string) = '\0';
-		} else if (i == chosen[j]) {
-			/* delete selected item */
-			j++;
-			continue;
-		} else {
-			/* end of chosen (chosen[j] == EOF), won't delete */
-			*(items[i].string) = '\0';
-		}
-	}
-
-	string_list_remove_empty_items(&del_list, 0);
-
-	free(chosen);
-	return 0;
-}
-
-static int ask_each_cmd(void)
-{
-	struct strbuf confirm = STRBUF_INIT;
-	struct strbuf buf = STRBUF_INIT;
-	struct string_list_item *item;
-	const char *qname;
-	int changed = 0, eof = 0;
-
-	for_each_string_list_item(item, &del_list) {
-		/* Ctrl-D should stop removing files */
-		if (!eof) {
-			qname = quote_path_relative(item->string, NULL, &buf);
-			/* TRANSLATORS: Make sure to keep [y/N] as is */
-			printf(_("Remove %s [y/N]? "), qname);
-			if (strbuf_getline_lf(&confirm, stdin) != EOF) {
-				strbuf_trim(&confirm);
-			} else {
-				putchar('\n');
-				eof = 1;
-			}
-		}
-		if (!confirm.len || strncasecmp(confirm.buf, "yes", confirm.len)) {
-			*item->string = '\0';
-			changed++;
-		}
-	}
-
-	if (changed)
-		string_list_remove_empty_items(&del_list, 0);
-
-	strbuf_release(&buf);
-	strbuf_release(&confirm);
-	return MENU_RETURN_NO_LOOP;
-}
-
-static int quit_cmd(void)
-{
-	string_list_clear(&del_list, 0);
-	printf(_("Bye.\n"));
-	return MENU_RETURN_NO_LOOP;
-}
-
-static int help_cmd(void)
-{
-	clean_print_color(CLEAN_COLOR_HELP);
-	printf_ln(_(
-		    "clean               - start cleaning\n"
-		    "filter by pattern   - exclude items from deletion\n"
-		    "select by numbers   - select items to be deleted by numbers\n"
-		    "ask each            - confirm each deletion (like \"rm -i\")\n"
-		    "quit                - stop cleaning\n"
-		    "help                - this screen\n"
-		    "?                   - help for prompt selection"
-		   ));
-	clean_print_color(CLEAN_COLOR_RESET);
-	return 0;
-}
-
-static void interactive_main_loop(void)
-{
-	while (del_list.nr) {
-		struct menu_opts menu_opts;
-		struct menu_stuff menu_stuff;
-		struct menu_item menus[] = {
-			{'c', "clean",			0, clean_cmd},
-			{'f', "filter by pattern",	0, filter_by_patterns_cmd},
-			{'s', "select by numbers",	0, select_by_numbers_cmd},
-			{'a', "ask each",		0, ask_each_cmd},
-			{'q', "quit",			0, quit_cmd},
-			{'h', "help",			0, help_cmd},
-		};
-		int *chosen;
-
-		menu_opts.header = N_("*** Commands ***");
-		menu_opts.prompt = N_("What now");
-		menu_opts.flags = MENU_OPTS_SINGLETON;
-
-		menu_stuff.type = MENU_STUFF_TYPE_MENU_ITEM;
-		menu_stuff.stuff = menus;
-		menu_stuff.nr = sizeof(menus) / sizeof(struct menu_item);
-
-		clean_print_color(CLEAN_COLOR_HEADER);
-		printf_ln(Q_("Would remove the following item:",
-			     "Would remove the following items:",
-			     del_list.nr));
-		clean_print_color(CLEAN_COLOR_RESET);
-
-		pretty_print_dels();
-
-		chosen = list_and_choose(&menu_opts, &menu_stuff);
-
-		if (*chosen != EOF) {
-			int ret;
-			ret = menus[*chosen].fn();
-			if (ret != MENU_RETURN_NO_LOOP) {
-				FREE_AND_NULL(chosen);
-				if (!del_list.nr) {
-					clean_print_color(CLEAN_COLOR_ERROR);
-					printf_ln(_("No more files to clean, exiting."));
-					clean_print_color(CLEAN_COLOR_RESET);
-					break;
-				}
-				continue;
-			}
-		} else {
-			quit_cmd();
-		}
-
-		FREE_AND_NULL(chosen);
-		break;
-	}
-}
-
-static void correct_untracked_entries(struct dir_struct *dir)
-{
-	int src, dst, ign;
-
-	for (src = dst = ign = 0; src < dir->nr; src++) {
-		/* skip paths in ignored[] that cannot be inside entries[src] */
-		while (ign < dir->ignored_nr &&
-		       0 <= cmp_dir_entry(&dir->entries[src], &dir->ignored[ign]))
-			ign++;
-
-		if (ign < dir->ignored_nr &&
-		    check_dir_entry_contains(dir->entries[src], dir->ignored[ign])) {
-			/* entries[src] contains an ignored path, so we drop it */
-			free(dir->entries[src]);
-		} else {
-			struct dir_entry *ent = dir->entries[src++];
-
-			/* entries[src] does not contain an ignored path, so we keep it */
-			dir->entries[dst++] = ent;
-
-			/* then discard paths in entries[] contained inside entries[src] */
-			while (src < dir->nr &&
-			       check_dir_entry_contains(ent, dir->entries[src]))
-				free(dir->entries[src++]);
-
-			/* compensate for the outer loop's loop control */
-			src--;
-		}
-	}
-	dir->nr = dst;
-}
-
-int cmd_clean(int argc, const char **argv, const char *prefix)
-{
-	int i, res;
-	int dry_run = 0, remove_directories = 0, quiet = 0, ignored = 0;
-	int ignored_only = 0, config_set = 0, errors = 0, gone = 1;
-	int rm_flags = REMOVE_DIR_KEEP_NESTED_GIT;
-	struct strbuf abs_path = STRBUF_INIT;
-	struct dir_struct dir;
-	struct pathspec pathspec;
-	struct strbuf buf = STRBUF_INIT;
-	struct string_list exclude_list = STRING_LIST_INIT_NODUP;
-	struct exclude_list *el;
-	struct string_list_item *item;
-	const char *qname;
-	struct option options[] = {
-		OPT__QUIET(&quiet, N_("do not print names of files removed")),
-		OPT__DRY_RUN(&dry_run, N_("dry run")),
-		OPT__FORCE(&force, N_("force"), PARSE_OPT_NOCOMPLETE),
-		OPT_BOOL('i', "interactive", &interactive, N_("interactive cleaning")),
-		OPT_BOOL('d', NULL, &remove_directories,
-				N_("remove whole directories")),
-		{ OPTION_CALLBACK, 'e', "exclude", &exclude_list, N_("pattern"),
-		  N_("add <pattern> to ignore rules"), PARSE_OPT_NONEG, exclude_cb },
-		OPT_BOOL('x', NULL, &ignored, N_("remove ignored files, too")),
-		OPT_BOOL('X', NULL, &ignored_only,
-				N_("remove only ignored files")),
-		OPT_END()
-	};
-
-	git_config(git_clean_config, NULL);
-	if (force < 0)
-		force = 0;
-	else
-		config_set = 1;
-
-	argc = parse_options(argc, argv, prefix, options, builtin_clean_usage,
-			     0);
-
-	memset(&dir, 0, sizeof(dir));
-	if (ignored_only)
-		dir.flags |= DIR_SHOW_IGNORED;
-
-	if (ignored && ignored_only)
-		die(_("-x and -X cannot be used together"));
-
-	if (!interactive && !dry_run && !force) {
-		if (config_set)
-			die(_("clean.requireForce set to true and neither -i, -n, nor -f given; "
-				  "refusing to clean"));
-		else
-			die(_("clean.requireForce defaults to true and neither -i, -n, nor -f given;"
-				  " refusing to clean"));
-	}
-
-	if (force > 1)
-		rm_flags = 0;
-
-	dir.flags |= DIR_SHOW_OTHER_DIRECTORIES;
-
-	if (remove_directories)
-		dir.flags |= DIR_SHOW_IGNORED_TOO | DIR_KEEP_UNTRACKED_CONTENTS;
-
-	if (read_cache() < 0)
-		die(_("index file corrupt"));
-
-	if (!ignored)
-		setup_standard_excludes(&dir);
-
-	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, -(i+1));
-
-	parse_pathspec(&pathspec, 0,
-		       PATHSPEC_PREFER_CWD,
-		       prefix, argv);
-
-	fill_directory(&dir, &the_index, &pathspec);
-	correct_untracked_entries(&dir);
-
-	for (i = 0; i < dir.nr; i++) {
-		struct dir_entry *ent = dir.entries[i];
-		int matches = 0;
-		struct stat st;
-		const char *rel;
-
-		if (!cache_name_is_other(ent->name, ent->len))
-			continue;
-
-		if (pathspec.nr)
-			matches = dir_path_match(&the_index, ent, &pathspec, 0, NULL);
-
-		if (pathspec.nr && !matches)
-			continue;
-
-		if (lstat(ent->name, &st))
-			die_errno("Cannot lstat '%s'", ent->name);
-
-		if (S_ISDIR(st.st_mode) && !remove_directories &&
-		    matches != MATCHED_EXACTLY)
-			continue;
-
-		rel = relative_path(ent->name, prefix, &buf);
-		string_list_append(&del_list, rel);
-	}
-
-	for (i = 0; i < dir.nr; i++)
-		free(dir.entries[i]);
-
-	for (i = 0; i < dir.ignored_nr; i++)
-		free(dir.ignored[i]);
-
-	if (interactive && del_list.nr > 0)
-		interactive_main_loop();
-
-	for_each_string_list_item(item, &del_list) {
-		struct stat st;
-
-		if (prefix)
-			strbuf_addstr(&abs_path, prefix);
-
-		strbuf_addstr(&abs_path, item->string);
-
-		/*
-		 * we might have removed this as part of earlier
-		 * recursive directory removal, so lstat() here could
-		 * fail with ENOENT.
-		 */
-		if (lstat(abs_path.buf, &st))
-			continue;
-
-		if (S_ISDIR(st.st_mode)) {
-			if (remove_dirs(&abs_path, prefix, rm_flags, dry_run, quiet, &gone))
-				errors++;
-			if (gone && !quiet) {
-				qname = quote_path_relative(item->string, NULL, &buf);
-				printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname);
-			}
-		} else {
-			res = dry_run ? 0 : unlink(abs_path.buf);
-			if (res) {
-				int saved_errno = errno;
-				qname = quote_path_relative(item->string, NULL, &buf);
-				errno = saved_errno;
-				warning_errno(_(msg_warn_remove_failed), qname);
-				errors++;
-			} else if (!quiet) {
-				qname = quote_path_relative(item->string, NULL, &buf);
-				printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname);
-			}
-		}
-		strbuf_reset(&abs_path);
-	}
-
-	strbuf_release(&abs_path);
-	strbuf_release(&buf);
-	string_list_clear(&del_list, 0);
-	string_list_clear(&exclude_list, 0);
-	return (errors != 0);
-}