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/* Binary mode I/O. |
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Copyright (C) 2001, 2003, 2005, 2008 Free Software Foundation, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see . */ |
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#ifndef _BINARY_H |
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#define _BINARY_H |
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/* Include this header after and , because |
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systems that distinguish between text and binary I/O usually |
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define O_BINARY in , and the MSVC7 doesn't |
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like to be included after '#define fileno ...' |
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We don't include here because not all systems have |
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that header. */ |
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#if !defined O_BINARY && defined _O_BINARY |
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/* For MSC-compatible compilers. */ |
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# define O_BINARY _O_BINARY |
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# define O_TEXT _O_TEXT |
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#endif |
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#ifdef __BEOS__ |
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/* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */ |
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# undef O_BINARY |
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# undef O_TEXT |
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#endif |
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#if O_BINARY |
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# if defined __EMX__ || defined __DJGPP__ || defined __CYGWIN__ |
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# include /* declares setmode() */ |
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# else |
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# define setmode _setmode |
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# endif |
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# ifdef __DJGPP__ |
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# include /* declares isatty() */ |
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# /* Avoid putting stdin/stdout in binary mode if it is connected to the |
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# console, because that would make it impossible for the user to |
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# interrupt the program through Ctrl-C or Ctrl-Break. */ |
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# define SET_BINARY(fd) (!isatty (fd) ? (setmode (fd, O_BINARY), 0) : 0) |
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# else |
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# define SET_BINARY(fd) setmode (fd, O_BINARY) |
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# endif |
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#else |
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/* On reasonable systems, binary I/O is the default. */ |
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# undef O_BINARY |
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# define O_BINARY 0 |
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# define SET_BINARY(fd) /* nothing */ |
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#endif |
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#endif /* _BINARY_H */ |