/*- * 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: cpdir.c,v 1.1.1.2 1996/12/09 23:55:15 joerg Exp $ */ #include #include #include #include #include #include #include #include #include #include #include "pwupd.h" void copymkdir(char const * dir, char const * skel, mode_t mode, uid_t uid, gid_t gid) { int rc = 0; char src[MAXPATHLEN]; char dst[MAXPATHLEN]; if (mkdir(dir, mode) != 0 && errno != EEXIST) { sprintf(src, "mkdir(%s)", dir); perror(src); } else { int infd, outfd; struct stat st; static char counter = 0; static char *copybuf = NULL; ++counter; chown(dir, uid, gid); if (skel == NULL || *skel == '\0') rc = 1; else { DIR *d = opendir(skel); if (d != NULL) { struct dirent *e; while ((e = readdir(d)) != NULL) { char *p = e->d_name; sprintf(src, "%s/%s", skel, p); if (stat(src, &st) == 0) { if (strncmp(p, "dot.", 4) == 0) /* Conversion */ p += 3; sprintf(dst, "%s/%s", dir, p); if (S_ISDIR(st.st_mode)) { /* Recurse for this */ if (strcmp(e->d_name, ".") != 0 && strcmp(e->d_name, "..") != 0) copymkdir(dst, src, (st.st_mode & 0777), uid, gid); /* * Note: don't propogate 'special' attributes */ } else if (S_ISREG(st.st_mode) && (outfd = open(dst, O_RDWR | O_CREAT | O_EXCL, st.st_mode)) != -1) { if ((infd = open(src, O_RDONLY)) == -1) { close(outfd); remove(dst); } else { int b; /* * Allocate our copy buffer if we need to */ if (copybuf == NULL) copybuf = malloc(4096); while ((b = read(infd, copybuf, 4096)) > 0) write(outfd, copybuf, b); close(infd); close(outfd); chown(dst, uid, gid); } } } } closedir(d); } } if (--counter == 0 && copybuf != NULL) { free(copybuf); copybuf = NULL; } } }