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https://github.com/sheumann/hush.git
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133 lines
3.5 KiB
C
133 lines
3.5 KiB
C
/*
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* Copyright (C) 2003 by Glenn McGrath <bug1@optushome.com.au>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*
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* TODO: -d option, need a way of recursively making directories and changing
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* owner/group, will probably modify bb_make_directory(...)
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* Use bb_getopt_ulflags(...) ?
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*
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*/
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <errno.h>
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#include <getopt.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "libbb.h"
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extern int install_main(int argc, char **argv)
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{
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struct stat statbuf;
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int i;
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int ret = EXIT_SUCCESS;
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uid_t uid = -1;
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gid_t gid = -1;
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int copy_flags = 0;
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int strip_flag = 0;
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int dir_flag = 0;
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mode_t mode = 0755;
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/* -c exists for backwards compatability, its needed */
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while ((i = getopt(argc, argv, "cdg:m:o:ps")) != -1) {
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switch (i) {
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case 'd': /* Create directories */
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dir_flag = 1;
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break;
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case 'g': /* group */
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gid = get_ug_id(optarg, my_getgrnam);
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break;
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case 'm': /* mode */
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bb_parse_mode(optarg, &mode);
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break;
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case 'o': /* owner */
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uid = get_ug_id(optarg, my_getpwnam);
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break;
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case 'p': /* preserve access and modification time, this is GNU behaviour, BSD only preserves modification time */
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copy_flags |= FILEUTILS_PRESERVE_STATUS;
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break;
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case 's': /* Strip binaries */
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strip_flag = 1;
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break;
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default:
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bb_show_usage();
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}
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}
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if (dir_flag) {
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for (argv += optind; *argv; argv++) {
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unsigned char *dir_name = *argv;
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unsigned char *argv_ptr;
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ret |= bb_make_directory(dir_name, mode, FILEUTILS_RECUR);
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do {
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argv_ptr = strrchr(dir_name, '/');
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/* Skip the "." and ".." directories */
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if ((dir_name[0] == '.') && ((dir_name[1] == '\0') || ((dir_name[1] == '.') && (dir_name[2] == '\0')))) {
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break;
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}
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if (chown(dir_name, uid, gid) == -1) {
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bb_perror_msg("cannot change ownership of %s", argv_ptr);
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ret |= EXIT_FAILURE;
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}
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if (argv_ptr) {
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*argv_ptr = '\0';
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}
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} while (argv_ptr);
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}
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return(ret);
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}
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if ((stat(argv[argc - 1], &statbuf) == -1) && (errno != ENOENT)) {
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bb_perror_msg_and_die("stat failed for %s: ", argv[argc - 1]);
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}
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for (i = optind; i < argc - 1; i++) {
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unsigned char *dest;
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if (S_ISDIR(statbuf.st_mode)) {
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dest = concat_path_file(argv[argc - 1], argv[i]);
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} else {
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dest = argv[argc - 1];
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}
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ret |= copy_file(argv[i], dest, copy_flags);
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/* Set the file mode */
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if (chmod(dest, mode) == -1) {
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bb_perror_msg("cannot change permissions of %s", dest);
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ret |= EXIT_FAILURE;
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}
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/* Set the user and group id */
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if (chown(dest, uid, gid) == -1) {
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bb_perror_msg("cannot change ownership of %s", dest);
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ret |= EXIT_FAILURE;
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}
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if (strip_flag) {
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if (execlp("strip", "strip", dest, NULL) == -1) {
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bb_error_msg("strip failed");
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ret |= EXIT_FAILURE;
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}
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}
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}
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return(ret);
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}
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