mirror of
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95 lines
1.7 KiB
C
95 lines
1.7 KiB
C
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/**
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* sysconf.h -- system-dependent macros and settings
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*
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* Copyright (C) 2002-2004 Cosmin Truta.
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* Permission to use and distribute freely.
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* No warranty.
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**/
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#ifndef SYSCONF_H
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#define SYSCONF_H
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/*****************************************************************************/
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/* Platform identifiers */
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/* Detect Unix. */
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#if defined(unix) || defined(__linux__) || defined(BSD) || defined(__CYGWIN__)
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/* Add more systems here. */
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# ifndef UNIX
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# define UNIX
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# endif
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#endif
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/* Detect MS-DOS. */
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#if defined(__MSDOS__)
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# ifndef MSDOS
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# define MSDOS
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# endif
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#endif
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/* TO DO: Detect OS/2. */
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/* Detect Windows. */
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#if defined(_WIN32) || defined(__WIN32__)
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# ifndef WIN32
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# define WIN32
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# endif
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#endif
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#if defined(_WIN64)
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# ifndef WIN64
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# define WIN64
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# endif
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#endif
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#if defined(_WINDOWS) || defined(WIN32) || defined(WIN64)
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# ifndef WINDOWS
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# define WINDOWS
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# endif
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#endif
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/* Enable POSIX-friendly symbols on Microsoft (Visual) C. */
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#ifdef _MSC_VER
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# define _POSIX_
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#endif
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/*****************************************************************************/
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/* Library access */
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#if defined(UNIX)
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# include <unistd.h>
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#endif
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#if defined(_POSIX_VERSION)
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# include <fcntl.h>
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# ifndef HAVE_ISATTY
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# define HAVE_ISATTY
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# endif
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#endif
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#if defined(MSDOS) || defined(OS2) || defined(WINDOWS) || defined(__CYGWIN__)
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/* Add more systems here, e.g. MacOS 9 and earlier. */
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# include <fcntl.h>
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# include <io.h>
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# ifndef HAVE_ISATTY
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# define HAVE_ISATTY
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# endif
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# ifndef HAVE_SETMODE
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# define HAVE_SETMODE
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# endif
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#endif
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/* Standard I/O handles. */
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#define STDIN 0
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#define STDOUT 1
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#define STDERR 2
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/* Provide a placeholder for O_BINARY, if it doesn't exist. */
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#ifndef O_BINARY
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# define O_BINARY 0
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#endif
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#endif /* SYSCONF_H */
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