| 1 | /*
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| 2 | * Copyright (c) 2011 Petr Koupy
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libposix
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef POSIX_FCNTL_H_
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| 36 | #define POSIX_FCNTL_H_
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| 37 |
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| 38 | #include "sys/types.h"
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| 39 | #include "libc/fcntl.h"
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| 40 |
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| 41 | /* Mask for file access modes. */
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| 42 | #undef O_ACCMODE
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| 43 | #define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)
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| 44 |
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| 45 | /* fcntl commands */
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| 46 | #undef F_DUPFD
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| 47 | #undef F_DUPFD_CLOEXEC
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| 48 | #undef F_GETFD
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| 49 | #undef F_SETFD
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| 50 | #undef F_GETFL
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| 51 | #undef F_SETFL
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| 52 | #undef F_GETOWN
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| 53 | #undef F_SETOWN
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| 54 | #undef F_GETLK
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| 55 | #undef F_SETLK
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| 56 | #undef F_SETLKW
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| 57 | #define F_DUPFD 0 /* Duplicate file descriptor. */
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| 58 | #define F_DUPFD_CLOEXEC 1 /* Same as F_DUPFD but with FD_CLOEXEC flag set. */
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| 59 | #define F_GETFD 2 /* Get file descriptor flags. */
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| 60 | #define F_SETFD 3 /* Set file descriptor flags. */
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| 61 | #define F_GETFL 4 /* Get file status and access flags. */
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| 62 | #define F_SETFL 5 /* Set file status flags. */
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| 63 | #define F_GETOWN 6 /* Get socket owner. */
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| 64 | #define F_SETOWN 7 /* Set socket owner. */
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| 65 | #define F_GETLK 8 /* Get locking information. */
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| 66 | #define F_SETLK 9 /* Set locking information. */
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| 67 | #define F_SETLKW 10 /* Set locking information; wait if blocked. */
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| 68 |
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| 69 | /* File descriptor flags used with F_GETFD and F_SETFD. */
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| 70 | #undef FD_CLOEXEC
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| 71 | #define FD_CLOEXEC 1 /* Close on exec. */
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| 72 |
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| 73 | extern int posix_fcntl(int fd, int cmd, ...);
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| 74 |
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| 75 | #ifndef LIBPOSIX_INTERNAL
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| 76 | #define fcntl posix_fcntl
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| 77 | #endif
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| 78 |
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| 79 | #endif /* POSIX_FCNTL_H_ */
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| 80 |
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| 81 | /** @}
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| 82 | */
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