105436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* File names on MS-DOS/Windows systems. 205436638acc7c010349a69c3395f1a57c642dc62Ying Wang 305436638acc7c010349a69c3395f1a57c642dc62Ying Wang Copyright (C) 2000-2001, 2004-2006, 2009-2012 Free Software Foundation, Inc. 405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 505436638acc7c010349a69c3395f1a57c642dc62Ying Wang This program is free software: you can redistribute it and/or modify 605436638acc7c010349a69c3395f1a57c642dc62Ying Wang it under the terms of the GNU General Public License as published by 705436638acc7c010349a69c3395f1a57c642dc62Ying Wang the Free Software Foundation; either version 3 of the License, or 805436638acc7c010349a69c3395f1a57c642dc62Ying Wang (at your option) any later version. 905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 1005436638acc7c010349a69c3395f1a57c642dc62Ying Wang This program is distributed in the hope that it will be useful, 1105436638acc7c010349a69c3395f1a57c642dc62Ying Wang but WITHOUT ANY WARRANTY; without even the implied warranty of 1205436638acc7c010349a69c3395f1a57c642dc62Ying Wang MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1305436638acc7c010349a69c3395f1a57c642dc62Ying Wang GNU General Public License for more details. 1405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 1505436638acc7c010349a69c3395f1a57c642dc62Ying Wang You should have received a copy of the GNU General Public License 1605436638acc7c010349a69c3395f1a57c642dc62Ying Wang along with this program. If not, see <http://www.gnu.org/licenses/>. 1705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 1805436638acc7c010349a69c3395f1a57c642dc62Ying Wang From Paul Eggert and Jim Meyering. */ 1905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 2005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef _DOSNAME_H 2105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#define _DOSNAME_H 2205436638acc7c010349a69c3395f1a57c642dc62Ying Wang 2305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if (defined _WIN32 || defined __WIN32__ || \ 2405436638acc7c010349a69c3395f1a57c642dc62Ying Wang defined __MSDOS__ || defined __CYGWIN__ || \ 2505436638acc7c010349a69c3395f1a57c642dc62Ying Wang defined __EMX__ || defined __DJGPP__) 2605436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* This internal macro assumes ASCII, but all hosts that support drive 2705436638acc7c010349a69c3395f1a57c642dc62Ying Wang letters use ASCII. */ 2805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _IS_DRIVE_LETTER(C) (((unsigned int) (C) | ('a' - 'A')) - 'a' \ 2905436638acc7c010349a69c3395f1a57c642dc62Ying Wang <= 'z' - 'a') 3005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define FILE_SYSTEM_PREFIX_LEN(Filename) \ 3105436638acc7c010349a69c3395f1a57c642dc62Ying Wang (_IS_DRIVE_LETTER ((Filename)[0]) && (Filename)[1] == ':' ? 2 : 0) 3205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# ifndef __CYGWIN__ 3305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 1 3405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 3505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define ISSLASH(C) ((C) == '/' || (C) == '\\') 3605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 3705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define FILE_SYSTEM_PREFIX_LEN(Filename) 0 3805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define ISSLASH(C) ((C) == '/') 3905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 4005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 4105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 4205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 0 4305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 4405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 4505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 4605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define IS_ABSOLUTE_FILE_NAME(F) ISSLASH ((F)[FILE_SYSTEM_PREFIX_LEN (F)]) 4705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 4805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define IS_ABSOLUTE_FILE_NAME(F) \ 4905436638acc7c010349a69c3395f1a57c642dc62Ying Wang (ISSLASH ((F)[0]) || FILE_SYSTEM_PREFIX_LEN (F) != 0) 5005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 5105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#define IS_RELATIVE_FILE_NAME(F) (! IS_ABSOLUTE_FILE_NAME (F)) 5205436638acc7c010349a69c3395f1a57c642dc62Ying Wang 5305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif /* DOSNAME_H_ */ 54