| /* |
| * Mini chgrp implementation for busybox |
| * |
| * Copyright (C) 1998 by Erik Andersen <andersee@debian.org> |
| * |
| * 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 "internal.h" |
| #include <grp.h> |
| #include <stdio.h> |
| |
| const char chgrp_usage[] = "chgrp [OPTION]... GROUP FILE...\n" |
| "Change the group membership of each FILE to GROUP.\n" |
| "\n\tOptions:\n" "\t-R\tchange files and directories recursively\n"; |
| |
| int chgrp_main(int argc, char **argv) |
| { |
| const char *cp; |
| int gid; |
| struct group *grp; |
| struct stat statBuf; |
| |
| if (argc < 2) { |
| fprintf(stderr, "Usage: %s %s", *argv, chgrp_usage); |
| return 1; |
| } |
| argc--; |
| argv++; |
| |
| cp = argv[1]; |
| if (isDecimal(*cp)) { |
| gid = 0; |
| while (isDecimal(*cp)) |
| gid = gid * 10 + (*cp++ - '0'); |
| if (*cp) { |
| fprintf(stderr, "Bad gid value\n"); |
| return -1; |
| } |
| } else { |
| grp = getgrnam(cp); |
| if (grp == NULL) { |
| fprintf(stderr, "Unknown group name\n"); |
| return -1; |
| } |
| gid = grp->gr_gid; |
| } |
| argc--; |
| argv++; |
| while (argc-- > 1) { |
| argv++; |
| if ((stat(*argv, &statBuf) < 0) || |
| (chown(*argv, statBuf.st_uid, gid) < 0)) { |
| perror(*argv); |
| } |
| } |
| return 1; |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| #if 0 |
| int |
| recursive(const char *fileName, BOOL followLinks, const char *pattern, |
| int (*fileAction) (const char *fileName, |
| const struct stat * statbuf), |
| int (*dirAction) (const char *fileName, |
| const struct stat * statbuf)) |
| |
| #endif |