X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=coreutils%2Finstall.c;h=d3d6a58a10098f55b302db47f62c49e76a4cc937;hb=519d7df930d2ac14b7a833c0255a4a5abd5a329b;hp=e057aebedbe1a3923874d19dc02a91f05222ec37;hpb=a406a9c8530b01cac66c8b2adb94ad733032af04;p=oweals%2Fbusybox.git diff --git a/coreutils/install.c b/coreutils/install.c index e057aebed..d3d6a58a1 100644 --- a/coreutils/install.c +++ b/coreutils/install.c @@ -1,132 +1,131 @@ +/* vi: set sw=4 ts=4: */ /* - * Copyright (C) 2003 by Glenn McGrath - * - * 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 Library 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. + * Copyright (C) 2003 by Glenn McGrath * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. * * TODO: -d option, need a way of recursively making directories and changing * owner/group, will probably modify bb_make_directory(...) - * Use bb_getopt_ulflags(...) ? - * */ -#include -#include -#include -#include -#include -#include -#include +#include "busybox.h" +#include "libcoreutils/coreutils.h" +#include +#include /* struct option */ + +#define INSTALL_OPT_CMD 1 +#define INSTALL_OPT_DIRECTORY 2 +#define INSTALL_OPT_PRESERVE_TIME 4 +#define INSTALL_OPT_STRIP 8 +#define INSTALL_OPT_GROUP 16 +#define INSTALL_OPT_MODE 32 +#define INSTALL_OPT_OWNER 64 -#include "libbb.h" +#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS +static const struct option install_long_options[] = { + { "directory", 0, NULL, 'd' }, + { "preserve-timestamps", 0, NULL, 'p' }, + { "strip", 0, NULL, 's' }, + { "group", 0, NULL, 'g' }, + { "mode", 0, NULL, 'm' }, + { "owner", 0, NULL, 'o' }, + { 0, 0, 0, 0 } +}; +#endif -extern int install_main(int argc, char **argv) +int install_main(int argc, char **argv) { - struct stat statbuf; - int i; - int ret = EXIT_SUCCESS; - uid_t uid = -1; - gid_t gid = -1; - int copy_flags = 0; - int strip_flag = 0; - int dir_flag = 0; - mode_t mode = 0755; + mode_t mode; + uid_t uid; + gid_t gid; + char *gid_str = "-1"; + char *uid_str = "-1"; + char *mode_str = "0755"; + int copy_flags = FILEUTILS_DEREFERENCE | FILEUTILS_FORCE; + int ret = EXIT_SUCCESS, flags, i, isdir; - /* -c exists for backwards compatability, its needed */ - while ((i = getopt(argc, argv, "cdg:m:o:ps")) != -1) { - switch (i) { - case 'd': /* Create directories */ - dir_flag = 1; - break; - case 'g': /* group */ - gid = get_ug_id(optarg, my_getgrnam); - break; - case 'm': /* mode */ - bb_parse_mode(optarg, &mode); - break; - case 'o': /* owner */ - uid = get_ug_id(optarg, my_getpwnam); - break; - case 'p': /* preserve access and modification time, this is GNU behaviour, BSD only preserves modification time */ - copy_flags |= FILEUTILS_PRESERVE_STATUS; - break; - case 's': /* Strip binaries */ - strip_flag = 1; - break; - default: - bb_show_usage(); - } +#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS + bb_applet_long_options = install_long_options; +#endif + bb_opt_complementally = "?:s--d:d--s"; + /* -c exists for backwards compatibility, its needed */ + flags = bb_getopt_ulflags(argc, argv, "cdpsg:m:o:", &gid_str, &mode_str, &uid_str); /* 'a' must be 2nd */ + + /* preserve access and modification time, this is GNU behaviour, BSD only preserves modification time */ + if (flags & INSTALL_OPT_PRESERVE_TIME) { + copy_flags |= FILEUTILS_PRESERVE_STATUS; } + bb_parse_mode(mode_str, &mode); + gid = get_ug_id(gid_str, bb_xgetgrnam); + uid = get_ug_id(uid_str, bb_xgetpwnam); + umask(0); - if (dir_flag) { + /* Create directories + * dont use bb_make_directory() as it cant change uid or gid + * perhaps bb_make_directory() should be improved. + */ + if (flags & INSTALL_OPT_DIRECTORY) { for (argv += optind; *argv; argv++) { - unsigned char *dir_name = *argv; - unsigned char *argv_ptr; - - ret |= bb_make_directory(dir_name, mode, FILEUTILS_RECUR); + char *old_argv_ptr = *argv + 1; + char *argv_ptr; do { - argv_ptr = strrchr(dir_name, '/'); - - /* Skip the "." and ".." directories */ - if ((dir_name[0] == '.') && ((dir_name[1] == '\0') || ((dir_name[1] == '.') && (dir_name[2] == '\0')))) { - break; + argv_ptr = strchr(old_argv_ptr, '/'); + old_argv_ptr = argv_ptr; + if (argv_ptr) { + *argv_ptr = '\0'; + old_argv_ptr++; } - if (chown(dir_name, uid, gid) == -1) { - bb_perror_msg("cannot change ownership of %s", argv_ptr); - ret |= EXIT_FAILURE; + if (mkdir(*argv, mode) == -1) { + if (errno != EEXIST) { + bb_perror_msg("coulnt create %s", *argv); + ret = EXIT_FAILURE; + break; + } + } + else if (lchown(*argv, uid, gid) == -1) { + bb_perror_msg("cannot change ownership of %s", *argv); + ret = EXIT_FAILURE; + break; } if (argv_ptr) { - *argv_ptr = '\0'; + *argv_ptr = '/'; } - } while (argv_ptr); + } while (old_argv_ptr); } return(ret); } - if ((stat(argv[argc - 1], &statbuf) == -1) && (errno != ENOENT)) { - bb_perror_msg_and_die("stat failed for %s: ", argv[argc - 1]); + { + struct stat statbuf; + isdir = lstat(argv[argc - 1], &statbuf)<0 + ? 0 : S_ISDIR(statbuf.st_mode); } - for (i = optind; i < argc - 1; i++) { - unsigned char *dest; + char *dest; - if (S_ISDIR(statbuf.st_mode)) { - dest = concat_path_file(argv[argc - 1], argv[i]); - } else { - dest = argv[argc - 1]; - } + dest = argv[argc - 1]; + if (isdir) dest = concat_path_file(argv[argc - 1], basename(argv[i])); ret |= copy_file(argv[i], dest, copy_flags); /* Set the file mode */ if (chmod(dest, mode) == -1) { bb_perror_msg("cannot change permissions of %s", dest); - ret |= EXIT_FAILURE; + ret = EXIT_FAILURE; } /* Set the user and group id */ - if (chown(dest, uid, gid) == -1) { + if (lchown(dest, uid, gid) == -1) { bb_perror_msg("cannot change ownership of %s", dest); - ret |= EXIT_FAILURE; + ret = EXIT_FAILURE; } - if (strip_flag) { + if (flags & INSTALL_OPT_STRIP) { if (execlp("strip", "strip", dest, NULL) == -1) { bb_error_msg("strip failed"); - ret |= EXIT_FAILURE; + ret = EXIT_FAILURE; } } + if(ENABLE_FEATURE_CLEAN_UP && isdir) free(dest); } - + return(ret); }