1 files changed, 131 insertions, 0 deletions

diff --git a/coreutils/install.c b/coreutils/install.c
new file mode 100644
index 000000000..3e003905e
--- /dev/null
+++ b/coreutils/install.c
@@ -0,0 +1,131 @@
+/* vi: set sw=4 ts=4: */
+/*
+ *  Copyright (C) 2003 by Glenn McGrath <bug1@iinet.net.au>
+ *
+ * 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(...)
+ */
+
+#include "busybox.h"
+#include "libcoreutils/coreutils.h"
+#include <libgen.h>
+#include <getopt.h> /* 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
+
+#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
+
+int install_main(int argc, char **argv)
+{
+        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;
+
+#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
+        applet_long_options = install_long_options;
+#endif
+        opt_complementary = "?:s--d:d--s";
+        /* -c exists for backwards compatibility, its needed */
+        flags = getopt32(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);
+
+        /* Create directories
+         * don't use bb_make_directory() as it can't change uid or gid
+         * perhaps bb_make_directory() should be improved.
+         */
+        if (flags & INSTALL_OPT_DIRECTORY) {
+                for (argv += optind; *argv; argv++) {
+                        char *old_argv_ptr = *argv + 1;
+                        char *argv_ptr;
+                        do {
+                                argv_ptr = strchr(old_argv_ptr, '/');
+                                old_argv_ptr = argv_ptr;
+                                if (argv_ptr) {
+                                        *argv_ptr = '\0';
+                                        old_argv_ptr++;
+                                }
+                                if (mkdir(*argv, mode) == -1) {
+                                        if (errno != EEXIST) {
+                                                bb_perror_msg("cannot 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 = '/';
+                                }
+                        } while (old_argv_ptr);
+                }
+                return ret;
+        }
+
+        {
+                struct stat statbuf;
+                isdir = lstat(argv[argc - 1], &statbuf)<0
+                                        ? 0 : S_ISDIR(statbuf.st_mode);
+        }
+        for (i = optind; i < argc - 1; i++) {
+                char *dest;
+
+                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;
+                }
+
+                /* Set the user and group id */
+                if (lchown(dest, uid, gid) == -1) {
+                        bb_perror_msg("cannot change ownership of %s", dest);
+                        ret = EXIT_FAILURE;
+                }
+                if (flags & INSTALL_OPT_STRIP) {
+                        if (execlp("strip", "strip", dest, NULL) == -1) {
+                                bb_error_msg("strip failed");
+                                ret = EXIT_FAILURE;
+                        }
+                }
+                if(ENABLE_FEATURE_CLEAN_UP && isdir) free(dest);
+        }
+
+        return ret;
+}