1169695Skan/* Libiberty basename. Like basename, but is not overridden by the 2169695Skan system C library. 3169695Skan Copyright (C) 2001, 2002 Free Software Foundation, Inc. 4169695Skan 5169695SkanThis file is part of the libiberty library. 6169695SkanLibiberty is free software; you can redistribute it and/or 7169695Skanmodify it under the terms of the GNU Library General Public 8169695SkanLicense as published by the Free Software Foundation; either 9169695Skanversion 2 of the License, or (at your option) any later version. 10169695Skan 11169695SkanLibiberty is distributed in the hope that it will be useful, 12169695Skanbut WITHOUT ANY WARRANTY; without even the implied warranty of 13169695SkanMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14169695SkanLibrary General Public License for more details. 15169695Skan 16169695SkanYou should have received a copy of the GNU Library General Public 17169695SkanLicense along with libiberty; see the file COPYING.LIB. If 18169695Skannot, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, 19169695SkanBoston, MA 02110-1301, USA. */ 20169695Skan 21169695Skan/* 22169695Skan 23169695Skan@deftypefn Replacement {const char*} lbasename (const char *@var{name}) 24169695Skan 25169695SkanGiven a pointer to a string containing a typical pathname 26169695Skan(@samp{/usr/src/cmd/ls/ls.c} for example), returns a pointer to the 27169695Skanlast component of the pathname (@samp{ls.c} in this case). The 28169695Skanreturned pointer is guaranteed to lie within the original 29169695Skanstring. This latter fact is not true of many vendor C 30169695Skanlibraries, which return special strings or modify the passed 31169695Skanstrings for particular input. 32169695Skan 33169695SkanIn particular, the empty string returns the same empty string, 34169695Skanand a path ending in @code{/} returns the empty string after it. 35169695Skan 36169695Skan@end deftypefn 37169695Skan 38169695Skan*/ 39169695Skan 40169695Skan#ifdef HAVE_CONFIG_H 41169695Skan#include "config.h" 42169695Skan#endif 43169695Skan#include "ansidecl.h" 44169695Skan#include "libiberty.h" 45169695Skan#include "safe-ctype.h" 46169695Skan#include "filenames.h" 47169695Skan 48169695Skanconst char * 49169695Skanlbasename (const char *name) 50169695Skan{ 51169695Skan const char *base; 52169695Skan 53169695Skan#if defined (HAVE_DOS_BASED_FILE_SYSTEM) 54169695Skan /* Skip over a possible disk name. */ 55169695Skan if (ISALPHA (name[0]) && name[1] == ':') 56169695Skan name += 2; 57169695Skan#endif 58169695Skan 59169695Skan for (base = name; *name; name++) 60169695Skan if (IS_DIR_SEPARATOR (*name)) 61169695Skan base = name + 1; 62169695Skan 63169695Skan return base; 64169695Skan} 65