1 files changed, 54 insertions, 0 deletions
diff --git a/release/src/router/busybox/coreutils/realpath.c b/release/src/router/busybox/coreutils/realpath.c
new file mode 100644
index 00000000..ec98221a
--- /dev/null
+++ b/release/src/router/busybox/coreutils/realpath.c
@@ -0,0 +1,54 @@
+/*
+ *  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 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.
+ */
+
+/* BB_AUDIT SUSv3 N/A -- Apparently a busybox extension. */
+
+/* Mar 16, 2003      Manuel Novoa III   (mjn3@codepoet.org)
+ *
+ * Now does proper error checking on output and returns a failure exit code
+ * if one or more paths can not be resolved.
+ */
+
+#include <limits.h>
+#include <stdlib.h>
+#include "busybox.h"
+
+int realpath_main(int argc, char **argv)
+{
+	int retval = EXIT_SUCCESS;
+
+	RESERVE_CONFIG_BUFFER(resolved_path, PATH_MAX);
+
+	if (--argc == 0) {
+		bb_show_usage();
+	}
+
+	do {
+		argv++;
+		if (realpath(*argv, resolved_path) != NULL) {
+			puts(resolved_path);
+		} else {
+			retval = EXIT_FAILURE;
+			bb_perror_msg("%s", *argv);
+		}
+	} while (--argc);
+
+#ifdef CONFIG_FEATURE_CLEAN_UP
+	RELEASE_CONFIG_BUFFER(resolved_path);
+#endif
+
+	bb_fflush_stdout_and_exit(retval);
+}