1 /* Macros for taking apart, interpreting and processing file names. 2 3 These are here because some non-Posix (a.k.a. DOSish) systems have 4 drive letter brain-damage at the beginning of an absolute file name, 5 use forward- and back-slash in path names interchangeably, and 6 some of them have case-insensitive file names. 7 8 Copyright 2000, 2001, 2007 Free Software Foundation, Inc. 9 10 This file is part of BFD, the Binary File Descriptor library. 11 12 This program is free software; you can redistribute it and/or modify 13 it under the terms of the GNU General Public License as published by 14 the Free Software Foundation; either version 2 of the License, or 15 (at your option) any later version. 16 17 This program is distributed in the hope that it will be useful, 18 but WITHOUT ANY WARRANTY; without even the implied warranty of 19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 GNU General Public License for more details. 21 22 You should have received a copy of the GNU General Public License 23 along with this program; if not, write to the Free Software 24 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ 25 26 #ifndef FILENAMES_H 27 #define FILENAMES_H 28 29 #ifdef __cplusplus 30 extern "C" { 31 #endif 32 33 #if defined(__MSDOS__) || defined(_WIN32) || defined(__OS2__) || defined (__CYGWIN__) 34 35 #ifndef HAVE_DOS_BASED_FILE_SYSTEM 36 #define HAVE_DOS_BASED_FILE_SYSTEM 1 37 #endif 38 39 #define IS_DIR_SEPARATOR(c) ((c) == '/' || (c) == '\\') 40 /* Note that IS_ABSOLUTE_PATH accepts d:foo as well, although it is 41 only semi-absolute. This is because the users of IS_ABSOLUTE_PATH 42 want to know whether to prepend the current working directory to 43 a file name, which should not be done with a name like d:foo. */ 44 #define IS_ABSOLUTE_PATH(f) (IS_DIR_SEPARATOR((f)[0]) || (((f)[0]) && ((f)[1] == ':'))) 45 46 #else /* not DOSish */ 47 48 #define IS_DIR_SEPARATOR(c) ((c) == '/') 49 #define IS_ABSOLUTE_PATH(f) (IS_DIR_SEPARATOR((f)[0])) 50 51 #endif /* not DOSish */ 52 53 extern int filename_cmp (const char *s1, const char *s2); 54 #define FILENAME_CMP(s1, s2) filename_cmp(s1, s2) 55 56 #ifdef __cplusplus 57 } 58 #endif 59 60 #endif /* FILENAMES_H */ 61
