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author | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-03 12:04:58 +0100 |
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committer | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-03 12:04:58 +0100 |
commit | 008d0be72b2f160382c6e880765e96b64a050c65 (patch) | |
tree | 36f48a98a3815a408e2ce1693dd182af90f80305 /release/src/router/busybox/libbb/remove_file.c | |
parent | 611becfb8726c60cb060368541ad98191d4532f5 (diff) | |
download | tomato-008d0be72b2f160382c6e880765e96b64a050c65.tar.gz tomato-008d0be72b2f160382c6e880765e96b64a050c65.tar.bz2 |
imported original firmware WRT54GL_v4.30.11_11_US
Diffstat (limited to 'release/src/router/busybox/libbb/remove_file.c')
-rw-r--r-- | release/src/router/busybox/libbb/remove_file.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/release/src/router/busybox/libbb/remove_file.c b/release/src/router/busybox/libbb/remove_file.c new file mode 100644 index 00000000..3b84680c --- /dev/null +++ b/release/src/router/busybox/libbb/remove_file.c @@ -0,0 +1,129 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini remove_file implementation for busybox + * + * + * Copyright (C) 2001 Matt Kraai <kraai@alumni.carnegiemellon.edu> + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <stdio.h> +#include <time.h> +#include <utime.h> +#include <dirent.h> +#include <errno.h> +#include <unistd.h> +#include <stdlib.h> +#include <string.h> +#include <getopt.h> +#include "libbb.h" + +extern int remove_file(const char *path, int flags) +{ + struct stat path_stat; + int path_exists = 1; + + if (lstat(path, &path_stat) < 0) { + if (errno != ENOENT) { + perror_msg("unable to stat `%s'", path); + return -1; + } + + path_exists = 0; + } + + if (!path_exists) { + if (!(flags & FILEUTILS_FORCE)) { + perror_msg("cannot remove `%s'", path); + return -1; + } + return 0; + } + + if (S_ISDIR(path_stat.st_mode)) { + DIR *dp; + struct dirent *d; + int status = 0; + + if (!(flags & FILEUTILS_RECUR)) { + error_msg("%s: is a directory", path); + return -1; + } + + if ((!(flags & FILEUTILS_FORCE) && access(path, W_OK) < 0 && + isatty(0)) || + (flags & FILEUTILS_INTERACTIVE)) { + fprintf(stderr, "%s: descend into directory `%s'? ", applet_name, + path); + if (!ask_confirmation()) + return 0; + } + + if ((dp = opendir(path)) == NULL) { + perror_msg("unable to open `%s'", path); + return -1; + } + + while ((d = readdir(dp)) != NULL) { + char *new_path; + + if (strcmp(d->d_name, ".") == 0 || + strcmp(d->d_name, "..") == 0) + continue; + + new_path = concat_path_file(path, d->d_name); + if (remove_file(new_path, flags) < 0) + status = -1; + free(new_path); + } + + if (closedir(dp) < 0) { + perror_msg("unable to close `%s'", path); + return -1; + } + + if (flags & FILEUTILS_INTERACTIVE) { + fprintf(stderr, "%s: remove directory `%s'? ", applet_name, path); + if (!ask_confirmation()) + return status; + } + + if (rmdir(path) < 0) { + perror_msg("unable to remove `%s'", path); + return -1; + } + + return status; + } else { + if ((!(flags & FILEUTILS_FORCE) && access(path, W_OK) < 0 && + !S_ISLNK(path_stat.st_mode) && + isatty(0)) || + (flags & FILEUTILS_INTERACTIVE)) { + fprintf(stderr, "%s: remove `%s'? ", applet_name, path); + if (!ask_confirmation()) + return 0; + } + + if (unlink(path) < 0) { + perror_msg("unable to remove `%s'", path); + return -1; + } + + return 0; + } +} |