1 /* stripslash.c -- remove redundant trailing slashes from a file name 2 3 Copyright (C) 1990, 2001, 2003, 2004, 2005 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 2, or (at your option) 8 any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software Foundation, 17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ 18 #include <sys/cdefs.h> 19 __RCSID("$NetBSD: stripslash.c,v 1.2 2016/05/17 14:00:09 christos Exp $"); 20 21 22 #ifdef HAVE_CONFIG_H 23 # include <config.h> 24 #endif 25 26 #include "dirname.h" 27 28 /* Remove trailing slashes from FILE. 29 Return true if a trailing slash was removed. 30 This is useful when using file name completion from a shell that 31 adds a "/" after directory names (such as tcsh and bash), because 32 the Unix rename and rmdir system calls return an "Invalid argument" error 33 when given a file that ends in "/" (except for the root directory). */ 34 35 bool 36 strip_trailing_slashes (char *file) 37 { 38 char *base = base_name (file); 39 char *base_lim = base + base_len (base); 40 bool had_slash = (*base_lim != '\0'); 41 *base_lim = '\0'; 42 return had_slash; 43 } 44