139 lines
3.7 KiB
C
139 lines
3.7 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Copyright (C) 2003 by Glenn McGrath <bug1@iinet.net.au>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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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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*/
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#include "busybox.h"
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#include "libcoreutils/coreutils.h"
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#include <libgen.h>
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#include <getopt.h> /* struct option */
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#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
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static const struct option install_long_options[] = {
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{ "directory", 0, NULL, 'd' },
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{ "preserve-timestamps", 0, NULL, 'p' },
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{ "strip", 0, NULL, 's' },
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{ "group", 0, NULL, 'g' },
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{ "mode", 0, NULL, 'm' },
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{ "owner", 0, NULL, 'o' },
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{ 0, 0, 0, 0 }
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};
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#endif
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int install_main(int argc, char **argv);
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int install_main(int argc, char **argv)
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{
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struct stat statbuf;
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mode_t mode;
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uid_t uid;
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gid_t gid;
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const char *gid_str;
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const char *uid_str;
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const char *mode_str;
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int copy_flags = FILEUTILS_DEREFERENCE | FILEUTILS_FORCE;
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int ret = EXIT_SUCCESS, flags, i, isdir;
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enum {
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OPT_CMD = 0x1,
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OPT_DIRECTORY = 0x2,
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OPT_PRESERVE_TIME = 0x4,
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OPT_STRIP = 0x8,
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OPT_GROUP = 0x10,
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OPT_MODE = 0x20,
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OPT_OWNER = 0x40,
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};
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#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
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applet_long_options = install_long_options;
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#endif
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opt_complementary = "?:s--d:d--s";
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/* -c exists for backwards compatibility, its needed */
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flags = getopt32(argc, argv, "cdpsg:m:o:", &gid_str, &mode_str, &uid_str);
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/* preserve access and modification time, this is GNU behaviour, BSD only preserves modification time */
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if (flags & OPT_PRESERVE_TIME) {
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copy_flags |= FILEUTILS_PRESERVE_STATUS;
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}
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mode = 0666;
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if (flags & OPT_MODE) bb_parse_mode(mode_str, &mode);
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uid = (flags & OPT_OWNER) ? get_ug_id(uid_str, xuname2uid) : getuid();
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gid = (flags & OPT_GROUP) ? get_ug_id(gid_str, xgroup2gid) : getgid();
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if (flags & (OPT_OWNER|OPT_GROUP)) umask(0);
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/* Create directories
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* don't use bb_make_directory() as it can't change uid or gid
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* perhaps bb_make_directory() should be improved.
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*/
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if (flags & OPT_DIRECTORY) {
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for (argv += optind; *argv; argv++) {
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char *old_argv_ptr = *argv + 1;
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char *argv_ptr;
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do {
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argv_ptr = strchr(old_argv_ptr, '/');
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old_argv_ptr = argv_ptr;
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if (argv_ptr) {
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*argv_ptr = '\0';
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old_argv_ptr++;
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}
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if (mkdir(*argv, mode | 0111) == -1) {
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if (errno != EEXIST) {
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bb_perror_msg("cannot create %s", *argv);
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ret = EXIT_FAILURE;
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break;
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}
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}
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if ((flags & (OPT_OWNER|OPT_GROUP))
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&& lchown(*argv, uid, gid) == -1
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) {
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bb_perror_msg("cannot change ownership of %s", *argv);
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ret = EXIT_FAILURE;
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break;
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}
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if (argv_ptr) {
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*argv_ptr = '/';
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}
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} while (old_argv_ptr);
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}
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return ret;
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}
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isdir = lstat(argv[argc - 1], &statbuf) < 0 ? 0 : S_ISDIR(statbuf.st_mode);
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for (i = optind; i < argc - 1; i++) {
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char *dest;
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dest = argv[argc - 1];
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if (isdir)
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dest = concat_path_file(argv[argc - 1], basename(argv[i]));
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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 ((flags & OPT_MODE) && 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 ((flags & (OPT_OWNER|OPT_GROUP))
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&& lchown(dest, uid, gid) == -1
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) {
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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 (flags & OPT_STRIP) {
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if (execlp("strip", "strip", dest, NULL) == -1) {
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bb_perror_msg("strip");
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ret = EXIT_FAILURE;
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}
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}
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if (ENABLE_FEATURE_CLEAN_UP && isdir) free(dest);
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}
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return ret;
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}
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