mirror of
https://github.com/sheumann/hush.git
synced 2024-11-09 02:09:01 +00:00
114 lines
2.7 KiB
C
114 lines
2.7 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Mini chown/chmod/chgrp implementation for busybox
|
|
*
|
|
*
|
|
* Copyright (C) 1999,2000,2001 by Lineo, inc.
|
|
* Written by Erik Andersen <andersen@lineo.com>, <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 <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include "busybox.h"
|
|
|
|
/* Don't use lchown for libc5 or glibc older then 2.1.x */
|
|
#if (__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)
|
|
#define lchown chown
|
|
#endif
|
|
|
|
static long uid;
|
|
static long gid;
|
|
|
|
static int (*chown_func)(const char *, __uid_t, __gid_t) = chown;
|
|
|
|
static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
|
|
{
|
|
if (chown_func(fileName, uid, (gid == -1) ? statbuf->st_gid : gid) == 0) {
|
|
return (TRUE);
|
|
}
|
|
perror(fileName);
|
|
return (FALSE);
|
|
}
|
|
|
|
int chown_main(int argc, char **argv)
|
|
{
|
|
int opt;
|
|
int recursiveFlag = FALSE,
|
|
noderefFlag = FALSE;
|
|
char *groupName=NULL;
|
|
char *p=NULL;
|
|
|
|
/* do normal option parsing */
|
|
while ((opt = getopt(argc, argv, "Rh")) > 0) {
|
|
switch (opt) {
|
|
case 'R':
|
|
recursiveFlag = TRUE;
|
|
break;
|
|
case 'h':
|
|
noderefFlag = TRUE;
|
|
break;
|
|
default:
|
|
show_usage();
|
|
}
|
|
}
|
|
|
|
if (noderefFlag) chown_func = lchown;
|
|
|
|
if (argc > optind && argc > 2 && argv[optind]) {
|
|
/* First, check if there is a group name here */
|
|
groupName = strchr(argv[optind], '.');
|
|
if (groupName == NULL)
|
|
groupName = strchr(argv[optind], ':');
|
|
if (groupName) {
|
|
*groupName++ = '\0';
|
|
gid = strtoul(groupName, &p, 10);
|
|
if (groupName == p)
|
|
gid = my_getgrnam(groupName);
|
|
} else {
|
|
gid = -1;
|
|
}
|
|
/* Now check for the username */
|
|
uid = strtoul(argv[optind], &p, 10); /* Is is numeric? */
|
|
if (argv[optind] == p) {
|
|
uid = my_getpwnam(argv[optind]);
|
|
}
|
|
} else {
|
|
error_msg_and_die(too_few_args);
|
|
}
|
|
|
|
/* Ok, ready to do the deed now */
|
|
while (++optind < argc) {
|
|
if (recursive_action (argv[optind], recursiveFlag, FALSE, FALSE,
|
|
fileAction, fileAction, NULL) == FALSE) {
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
return EXIT_SUCCESS;
|
|
|
|
}
|
|
|
|
/*
|
|
Local Variables:
|
|
c-file-style: "linux"
|
|
c-basic-offset: 4
|
|
tab-width: 4
|
|
End:
|
|
*/
|