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Diffstat (limited to 'winsup/mingw/include/fcntl.h')
| -rw-r--r-- | winsup/mingw/include/fcntl.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/winsup/mingw/include/fcntl.h b/winsup/mingw/include/fcntl.h new file mode 100644 index 000000000..44b00097a --- /dev/null +++ b/winsup/mingw/include/fcntl.h @@ -0,0 +1,135 @@ +/* + * fcntl.h + * + * Access constants for _open. Note that the permissions constants are + * in sys/stat.h (ick). + * + * This code is part of the Mingw32 package. + * + * Contributors: + * Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp> + * + * THIS SOFTWARE IS NOT COPYRIGHTED + * + * This source code is offered for use in the public domain. You may + * use, modify or distribute it freely. + * + * This code is distributed in the hope that it will be useful but + * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY + * DISCLAMED. This includes but is not limited to warranties of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * $Revision$ + * $Author$ + * $Date$ + * + */ + +#ifndef __STRICT_ANSI__ + +#ifndef _FCNTL_H_ +#define _FCNTL_H_ + +/* All the headers include this file. */ +#include <_mingw.h> + +/* + * It appears that fcntl.h should include io.h for compatibility... + */ +#include <io.h> + +/* Specifiy one of these flags to define the access mode. */ +#define _O_RDONLY 0 +#define _O_WRONLY 1 +#define _O_RDWR 2 + +/* Mask for access mode bits in the _open flags. */ +#define _O_ACCMODE (_O_RDONLY|_O_WRONLY|_O_RDWR) + +#define _O_APPEND 0x0008 /* Writes will add to the end of the file. */ + +#define _O_RANDOM 0x0010 +#define _O_SEQUENTIAL 0x0020 +#define _O_TEMPORARY 0x0040 /* Make the file dissappear after closing. + * WARNING: Even if not created by _open! */ +#define _O_NOINHERIT 0x0080 + +#define _O_CREAT 0x0100 /* Create the file if it does not exist. */ +#define _O_TRUNC 0x0200 /* Truncate the file if it does exist. */ +#define _O_EXCL 0x0400 /* Open only if the file does not exist. */ + +/* NOTE: Text is the default even if the given _O_TEXT bit is not on. */ +#define _O_TEXT 0x4000 /* CR-LF in file becomes LF in memory. */ +#define _O_BINARY 0x8000 /* Input and output is not translated. */ +#define _O_RAW _O_BINARY + +#ifndef _NO_OLDNAMES + +/* POSIX/Non-ANSI names for increased portability */ +#define O_RDONLY _O_RDONLY +#define O_WRONLY _O_WRONLY +#define O_RDWR _O_RDWR +#define O_ACCMODE _O_ACCMODE +#define O_APPEND _O_APPEND +#define O_CREAT _O_CREAT +#define O_TRUNC _O_TRUNC +#define O_EXCL _O_EXCL +#define O_TEXT _O_TEXT +#define O_BINARY _O_BINARY +#define O_TEMPORARY _O_TEMPORARY +#define O_NOINHERIT _O_NOINHERIT +#define O_SEQENTIAL _O_SEQUENTIAL +#define O_RANDOM _O_RANDOM + +#endif /* Not _NO_OLDNAMES */ + + +#ifndef RC_INVOKED + +/* + * This variable determines the default file mode. + * TODO: Which flags work? + */ +#ifndef __DECLSPEC_SUPPORTED + +#ifdef __MSVCRT__ +extern unsigned int* __imp__fmode; +#define _fmode (*__imp__fmode) +#else +/* CRTDLL */ +extern unsigned int* __imp__fmode_dll; +#define _fmode (*__imp__fmode_dll) +#endif + +#else /* __DECLSPEC_SUPPORTED */ + +#ifdef __MSVCRT__ +__MINGW_IMPORT unsigned int _fmode; +#else /* ! __MSVCRT__ */ +__MINGW_IMPORT unsigned int _fmode_dll; +#define _fmode _fmode_dll +#endif /* ! __MSVCRT__ */ + +#endif /* __DECLSPEC_SUPPORTED */ + + +#ifdef __cplusplus +extern "C" { +#endif + +int _setmode (int, int); + +#ifndef _NO_OLDNAMES +int setmode (int, int); +#endif /* Not _NO_OLDNAMES */ + +#ifdef __cplusplus +} +#endif + +#endif /* Not RC_INVOKED */ + +#endif /* Not _FCNTL_H_ */ + +#endif /* Not __STRICT_ANSI__ */ + |