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Annotation of embedaddon/libiconv/srclib/binary-io.h, revision 1.1

1.1     ! misho       1: /* Binary mode I/O.
        !             2:    Copyright (C) 2001, 2003, 2005, 2008 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 <http://www.gnu.org/licenses/>.  */
        !            16: 
        !            17: #ifndef _BINARY_H
        !            18: #define _BINARY_H
        !            19: 
        !            20: /* For systems that distinguish between text and binary I/O.
        !            21:    O_BINARY is usually declared in <fcntl.h>. */
        !            22: #include <fcntl.h>
        !            23: 
        !            24: /* The MSVC7 <stdio.h> doesn't like to be included after '#define fileno ...',
        !            25:    so we include it here first.  */
        !            26: #include <stdio.h>
        !            27: 
        !            28: #if !defined O_BINARY && defined _O_BINARY
        !            29:   /* For MSC-compatible compilers.  */
        !            30: # define O_BINARY _O_BINARY
        !            31: # define O_TEXT _O_TEXT
        !            32: #endif
        !            33: #if defined __BEOS__ || defined __HAIKU__
        !            34:   /* BeOS 5 and Haiku have O_BINARY and O_TEXT, but they have no effect.  */
        !            35: # undef O_BINARY
        !            36: # undef O_TEXT
        !            37: #endif
        !            38: #if O_BINARY
        !            39: # if defined __EMX__ || defined __DJGPP__ || defined __CYGWIN__
        !            40: #  include <io.h> /* declares setmode() */
        !            41: # else
        !            42: #  define setmode _setmode
        !            43: #  undef fileno
        !            44: #  define fileno _fileno
        !            45: # endif
        !            46: # ifdef __DJGPP__
        !            47: #  include <unistd.h> /* declares isatty() */
        !            48: #  /* Avoid putting stdin/stdout in binary mode if it is connected to the
        !            49: #     console, because that would make it impossible for the user to
        !            50: #     interrupt the program through Ctrl-C or Ctrl-Break.  */
        !            51: #  define SET_BINARY(fd) (!isatty (fd) ? (setmode (fd, O_BINARY), 0) : 0)
        !            52: # else
        !            53: #  define SET_BINARY(fd) setmode (fd, O_BINARY)
        !            54: # endif
        !            55: #else
        !            56:   /* On reasonable systems, binary I/O is the default.  */
        !            57: # undef O_BINARY
        !            58: # define O_BINARY 0
        !            59: # define SET_BINARY(fd) /* nothing */
        !            60: #endif
        !            61: 
        !            62: #endif /* _BINARY_H */