| /* Binary mode I/O. |
| Copyright (C) 2001, 2003 Free Software Foundation, Inc. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| This program 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 General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software Foundation, |
| Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| |
| #ifndef _BINARY_H |
| #define _BINARY_H |
| |
| #include <fcntl.h> |
| /* For systems that distinguish between text and binary I/O. |
| O_BINARY is usually declared in <fcntl.h>. */ |
| #if !defined O_BINARY && defined _O_BINARY |
| /* For MSC-compatible compilers. */ |
| # define O_BINARY _O_BINARY |
| # define O_TEXT _O_TEXT |
| #endif |
| #ifdef __BEOS__ |
| /* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */ |
| # undef O_BINARY |
| # undef O_TEXT |
| #endif |
| #if O_BINARY |
| # if !(defined __EMX__ || defined __DJGPP__) |
| # define setmode _setmode |
| # define fileno _fileno |
| # endif |
| # ifdef __DJGPP__ |
| # include <io.h> /* declares setmode() */ |
| # include <unistd.h> /* declares isatty() */ |
| # /* Avoid putting stdin/stdout in binary mode if it is connected to the |
| # console, because that would make it impossible for the user to |
| # interrupt the program through Ctrl-C or Ctrl-Break. */ |
| # define SET_BINARY(fd) (!isatty (fd) ? (setmode (fd, O_BINARY), 0) : 0) |
| # else |
| # define SET_BINARY(fd) setmode (fd, O_BINARY) |
| # endif |
| #else |
| /* On reasonable systems, binary I/O is the default. */ |
| # define O_BINARY 0 |
| # define SET_BINARY(fd) /* nothing */ |
| #endif |
| |
| #endif /* _BINARY_H */ |