/* 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) { bb_perror_msg("unable to stat `%s'", path); return -1; } path_exists = 0; } if (!path_exists) { if (!(flags & FILEUTILS_FORCE)) { bb_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)) { bb_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'? ", bb_applet_name, path); if (!bb_ask_confirmation()) return 0; } if ((dp = opendir(path)) == NULL) { bb_perror_msg("unable to open `%s'", path); return -1; } while ((d = readdir(dp)) != NULL) { char *new_path; new_path = concat_subpath_file(path, d->d_name); if(new_path == NULL) continue; if (remove_file(new_path, flags) < 0) status = -1; free(new_path); } if (closedir(dp) < 0) { bb_perror_msg("unable to close `%s'", path); return -1; } if (flags & FILEUTILS_INTERACTIVE) { fprintf(stderr, "%s: remove directory `%s'? ", bb_applet_name, path); if (!bb_ask_confirmation()) return status; } if (rmdir(path) < 0) { bb_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'? ", bb_applet_name, path); if (!bb_ask_confirmation()) return 0; } if (unlink(path) < 0) { bb_perror_msg("unable to remove `%s'", path); return -1; } return 0; } }