include/posix/unistd.h

   1 /*
   2  * Copyright (C) 2005 Philippe Gerum <rpm@xenomai.org>.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  */
  18
  19 #ifndef _XENO_POSIX_UNISTD_H
  20 #define _XENO_POSIX_UNISTD_H
  21
  22 #if defined(__KERNEL__) || defined(__XENO_SIM__)
  23
  24 #include <nucleus/xenomai.h>
  25
  26 #ifdef __KERNEL__
  27 #include <linux/types.h>
  28 #endif /* __KERNEL__ */
  29
  30 #ifdef __XENO_SIM__
  31 #include <posix_overrides.h>
  32 #endif /* __XENO_SIM__ */
  33
  34 #ifdef __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 #undef close
  39 #define close pse51_shm_close
  40
  41 int pse51_shm_close(int fildes);
  42
  43 int ftruncate(int fildes, off_t length);
  44
  45 #ifdef __cplusplus
  46 }
  47 #endif
  48
  49 #else /* !(__KERNEL__ || __XENO_SIM__) */
  50
  51 #pragma GCC system_header
  52
  53 #include_next <unistd.h>
  54
  55 #ifdef __cplusplus
  56 extern "C" {
  57 #endif
  58
  59 int __real_ftruncate(int fildes, long length);
  60
  61 #if defined(_LARGEFILE64_SOURCE) \
  62         || defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS == 64
  63 int __real_ftruncate64(int fildes, long long length);
  64 #endif
  65
  66 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS == 64
  67 #define __real_ftruncate __real_ftruncate64
  68 #endif
  69
  70 ssize_t __real_read(int fd, void *buf, size_t nbyte);
  71
  72 ssize_t __real_write(int fd, const void *buf, size_t nbyte);
  73
  74 int __real_close(int fildes);
  75
  76 #ifdef __cplusplus
  77 }
  78 #endif
  79
  80 #endif /* !(__KERNEL__ || __XENO_SIM__) */
  81
  82 #endif /* _XENO_POSIX_UNISTD_H */