/*- * Copyright (C) 1996 * David L. Nugent. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL DAVID L. NUGENT OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $Id: rm_r.c,v 1.1.1.1 1996/12/09 14:05:35 joerg Exp $ */ #include #include #include #include #include #include #include #include "pwupd.h" void rm_r(char const * dir, uid_t uid) { DIR *d = opendir(dir); if (d != NULL) { struct dirent *e; struct stat st; char file[MAXPATHLEN]; while ((e = readdir(d)) != NULL) { if (strcmp(e->d_name, ".") != 0 && strcmp(e->d_name, "..") != 0) { sprintf(file, "%s/%s", dir, e->d_name); if (lstat(file, &st) == 0) { /* Need symlinks, not * linked file */ if (S_ISDIR(st.st_mode)) /* Directory - recurse */ rm_r(file, uid); else { if (S_ISLNK(st.st_mode) || st.st_uid == uid) remove(file); } } } } closedir(d); if (lstat(dir, &st) == 0) { if (S_ISLNK(st.st_mode)) remove(dir); else if (st.st_uid == uid) rmdir(dir); } } }