hush/libbb/get_last_path_component.c
Denis Vlasenko 818322b9b1 *: kill bb_get_last_path_component, replace with two functions
(one which strips trailing slash and one which does not)
wget: straighten out as a result of above change
   text    data     bss     dec     hex filename
   5056       1       0    5057    13c1 busybox.t4/networking/wget.o
   5022       0       0    5022    139e busybox.t5/networking/wget.o
2007-09-24 18:27:04 +00:00

43 lines
857 B
C

/* vi: set sw=4 ts=4: */
/*
* bb_get_last_path_component implementation for busybox
*
* Copyright (C) 2001 Manuel Novoa III <mjn3@codepoet.org>
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include "libbb.h"
/*
* "/" -> "/"
* "abc" -> "abc"
* "abc/def" -> "def"
* "abc/def/" -> ""
*/
char *bb_get_last_path_component_nostrip(const char *path)
{
char *slash = strrchr(path, '/');
if (!slash || (slash == path && !slash[1]))
return (char*)path;
return slash + 1;
}
/*
* "/" -> "/"
* "abc" -> "abc"
* "abc/def" -> "def"
* "abc/def/" -> "def" !!
*/
char *bb_get_last_path_component_strip(char *path)
{
char *slash = last_char_is(path, '/');
if (slash)
while (*slash == '/' && slash != path)
*slash-- = '\0';
return bb_get_last_path_component_nostrip(path);
}