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Diffstat (limited to 'i/pc104/initrd/conf/busybox/coreutils/chroot.c')
-rw-r--r--i/pc104/initrd/conf/busybox/coreutils/chroot.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/i/pc104/initrd/conf/busybox/coreutils/chroot.c b/i/pc104/initrd/conf/busybox/coreutils/chroot.c
new file mode 100644
index 0000000..fcd70f2
--- /dev/null
+++ b/i/pc104/initrd/conf/busybox/coreutils/chroot.c
@@ -0,0 +1,38 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini chroot implementation for busybox
+ *
+ * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+
+/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
+
+#include "busybox.h"
+
+int chroot_main(int argc, char **argv);
+int chroot_main(int argc, char **argv)
+{
+ if (argc < 2) {
+ bb_show_usage();
+ }
+
+ ++argv;
+ if (chroot(*argv)) {
+ bb_perror_msg_and_die("cannot change root directory to %s", *argv);
+ }
+ xchdir("/");
+
+ ++argv;
+ if (argc == 2) {
+ argv -= 2;
+ if (!(*argv = getenv("SHELL"))) {
+ *argv = (char *) DEFAULT_SHELL;
+ }
+ argv[1] = (char *) "-i";
+ }
+
+ BB_EXECVP(*argv, argv);
+ bb_perror_msg_and_die("cannot execute %s", *argv);
+}