From 008d0be72b2f160382c6e880765e96b64a050c65 Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 3 Jan 2015 12:04:58 +0100 Subject: imported original firmware WRT54GL_v4.30.11_11_US --- release/src/router/busybox/libbb/dirname.c | 49 ++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 release/src/router/busybox/libbb/dirname.c (limited to 'release/src/router/busybox/libbb/dirname.c') diff --git a/release/src/router/busybox/libbb/dirname.c b/release/src/router/busybox/libbb/dirname.c new file mode 100644 index 00000000..5f839945 --- /dev/null +++ b/release/src/router/busybox/libbb/dirname.c @@ -0,0 +1,49 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini dirname function. + * + * Copyright (C) 2001 Matt Kraai. + * + * 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 + */ + +#include +#include "libbb.h" + +/* Return a string on the heap containing the directory component of PATH. */ + +char *dirname(const char *path) +{ + const char *s; + + /* Go to the end of the string. */ + s = path + strlen(path) - 1; + + /* Strip off trailing /s (unless it is also the leading /). */ + while (path < s && s[0] == '/') + s--; + + /* Strip the last component. */ + while (path <= s && s[0] != '/') + s--; + + while (path < s && s[0] == '/') + s--; + + if (s < path) + return xstrdup ("."); + else + return xstrndup (path, s - path + 1); +} -- cgit v1.2.3-54-g00ecf