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Annotation of embedaddon/libiconv/srclib/filename.h, revision 1.1

1.1     ! misho       1: /* Basic filename support macros.
        !             2:    Copyright (C) 2001-2004, 2007-2019 Free Software Foundation, Inc.
        !             3: 
        !             4:    This program is free software: you can redistribute it and/or modify
        !             5:    it under the terms of the GNU General Public License as published by
        !             6:    the Free Software Foundation; either version 3 of the License, or
        !             7:    (at your option) any later version.
        !             8: 
        !             9:    This program is distributed in the hope that it will be useful,
        !            10:    but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            12:    GNU General Public License for more details.
        !            13: 
        !            14:    You should have received a copy of the GNU General Public License
        !            15:    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
        !            16: 
        !            17: #ifndef _FILENAME_H
        !            18: #define _FILENAME_H
        !            19: 
        !            20: #ifdef __cplusplus
        !            21: extern "C" {
        !            22: #endif
        !            23: 
        !            24: 
        !            25: /* Pathname support.
        !            26:    ISSLASH(C)           tests whether C is a directory separator character.
        !            27:    IS_ABSOLUTE_PATH(P)  tests whether P is an absolute path.  If it is not,
        !            28:                         it may be concatenated to a directory pathname.
        !            29:    IS_PATH_WITH_DIR(P)  tests whether P contains a directory specification.
        !            30:  */
        !            31: #if defined _WIN32 || defined __CYGWIN__ || defined __EMX__ || defined __DJGPP__
        !            32:   /* Native Windows, Cygwin, OS/2, DOS */
        !            33: # define ISSLASH(C) ((C) == '/' || (C) == '\\')
        !            34: # define HAS_DEVICE(P) \
        !            35:     ((((P)[0] >= 'A' && (P)[0] <= 'Z') || ((P)[0] >= 'a' && (P)[0] <= 'z')) \
        !            36:      && (P)[1] == ':')
        !            37: # define IS_ABSOLUTE_PATH(P) (ISSLASH ((P)[0]) || HAS_DEVICE (P))
        !            38: # define IS_PATH_WITH_DIR(P) \
        !            39:     (strchr (P, '/') != NULL || strchr (P, '\\') != NULL || HAS_DEVICE (P))
        !            40: # define FILE_SYSTEM_PREFIX_LEN(P) (HAS_DEVICE (P) ? 2 : 0)
        !            41: #else
        !            42:   /* Unix */
        !            43: # define ISSLASH(C) ((C) == '/')
        !            44: # define IS_ABSOLUTE_PATH(P) ISSLASH ((P)[0])
        !            45: # define IS_PATH_WITH_DIR(P) (strchr (P, '/') != NULL)
        !            46: # define FILE_SYSTEM_PREFIX_LEN(P) 0
        !            47: #endif
        !            48: 
        !            49: 
        !            50: #ifdef __cplusplus
        !            51: }
        !            52: #endif
        !            53: 
        !            54: #endif /* _FILENAME_H */