1 files changed, 57 insertions, 0 deletions
diff --git a/src/dirname.c b/src/dirname.c
new file mode 100644
index 000000000..05612353a
--- /dev/null
+++ b/src/dirname.c
@@ -0,0 +1,57 @@
+/* dirname -- strip filename suffix from pathname
+   Copyright (C) 1990, 1991 Free Software Foundation, Inc.
+
+   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, 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., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* Written by David MacKenzie and Jim Meyering. */
+
+#include <stdio.h>
+#include <sys/types.h>
+#include "system.h"
+
+void strip_trailing_slashes ();
+
+void
+main (argc, argv)
+     int argc;
+     char **argv;
+{
+  register char *path;
+  register char *slash;
+
+  if (argc != 2)
+    {
+      fprintf (stderr, "Usage: %s path\n", argv[0]);
+      exit (1);
+    }
+
+  path = argv[1];
+  strip_trailing_slashes (path);
+
+  slash = rindex (path, '/');
+  if (slash == NULL)
+    path = ".";
+  else
+    {
+      /* Remove any trailing slashes and final element. */
+      while (slash > path && *slash == '/')
+	--slash;
+      slash[1] = 0;
+    }
+  puts (path);
+
+  exit (0);
+}
+