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/* c-fopen.h: how to open files with fopen.
Copyright 1992, 1994, 1995, 1996, 2008, 2011 Karl Berry.
Copyright 1998, 2005 Olaf Weber.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, see <http://www.gnu.org/licenses/>. */
#ifndef C_FOPEN_H
#define C_FOPEN_H
/* How to open a text file: */
/* From Akira:
I'm using Unix style line ending character to write text files.
I find it is easiest to define FOPEN_W_MODE == FOPEN_WBIN_MODE etc. for
my purpose. */
#ifndef FOPEN_A_MODE
#define FOPEN_A_MODE "ab"
#endif
#ifndef FOPEN_R_MODE
#define FOPEN_R_MODE "r"
#endif
#ifndef FOPEN_W_MODE
#define FOPEN_W_MODE "wb"
#endif
/* How to open a binary file for reading: */
#ifndef FOPEN_RBIN_MODE
#define FOPEN_RBIN_MODE "rb"
#endif /* not FOPEN_RBIN_MODE */
/* How to open a binary file for writing: */
#ifndef FOPEN_WBIN_MODE
#define FOPEN_WBIN_MODE "wb"
#endif /* not FOPEN_WBIN_MODE */
/* How to open a binary file for appending: */
#ifndef FOPEN_ABIN_MODE
#define FOPEN_ABIN_MODE "ab"
#endif /* not FOPEN_ABIN_MODE */
/* How to switch an already open file handle to binary mode.
Used on DOSISH systems when we need to switch a standard
stream, such as stdin or stdout, to binary mode.
We never use the value return by setmode(). */
#include <fcntl.h>
#ifdef DOSISH
#include <io.h>
#ifndef O_BINARY
#ifdef _O_BINARY
#define O_BINARY _O_BINARY
#endif
#endif
#if defined (__i386_pc_gnu__) || \
defined (WIN32) || defined (__WIN32__) || defined (_WIN32)
#define SET_BINARY(f) (void)setmode((f), O_BINARY)
#endif
#else /* not DOSISH */
#ifndef O_BINARY
#define O_BINARY 0
#endif
#define SET_BINARY(f) (void)0
#endif /* not DOSISH */
#endif /* not C_FOPEN_H */
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