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/* -*- C++ -*- */
//=============================================================================
/**
* @file unistd.h
*
* $Id$
*
* @author Douglas C. Schmidt (schmidt@cs.wustl.edu)
* @author etc
*/
//=============================================================================
#ifndef ACE_ACE_UNISTD_H
# define ACE_ACE_UNISTD_H
# include "ace/pre.h"
# include "ace/config-all.h"
# if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
# endif /* ACE_LACKS_PRAGMA_ONCE */
# include "ace/os_include/sys/types.h"
// got to move the llseek stuff out of basic_types.h...
# include "ace/Basic_Types.h"
# if !defined (ACE_LACKS_UNISTD_H)
# include /**/ <unistd.h>
# endif /* ACE_LACKS_UNISTD_H */
# if defined (ACE_LACKS_GETPGID_PROTOTYPE) && \
!defined (_XOPEN_SOURCE) && !defined (_XOPEN_SOURCE_EXTENDED)
extern "C" pid_t getpgid (pid_t pid);
# endif /* ACE_LACKS_GETPGID_PROTOTYPE &&
!_XOPEN_SOURCE && !_XOPEN_SOURCE_EXTENDED */
# if !defined (_LARGEFILE64_SOURCE)
# if defined (ACE_LACKS_LSEEK64_PROTOTYPE) && \
defined (ACE_LACKS_LLSEEK_PROTOTYPE)
# error Define either ACE_LACKS_LSEEK64_PROTOTYPE or ACE_LACKS_LLSEEK_PROTOTYPE, not both!
# elif defined (ACE_LACKS_LSEEK64_PROTOTYPE)
extern "C" ACE_LOFF_T lseek64 (int fd, ACE_LOFF_T offset, int whence);
# elif defined (ACE_LACKS_LLSEEK_PROTOTYPE)
extern "C" ACE_LOFF_T llseek (int fd, ACE_LOFF_T offset, int whence);
# endif
# endif /* _LARGEFILE64_SOURCE */
# if defined (ACE_LACKS_PREAD_PROTOTYPE) && (_XOPEN_SOURCE - 0) < 500
// _XOPEN_SOURCE == 500 Single Unix conformance
// It seems that _XOPEN_SOURCE == 500 means that the prototypes are
// already defined in the system headers.
extern "C" ssize_t pread (int fd,
void *buf,
size_t nbytes,
off_t offset);
extern "C" ssize_t pwrite (int fd,
const void *buf,
size_t n,
off_t offset);
# endif /* ACE_LACKS_PREAD_PROTOTYPE && (_XOPEN_SOURCE - 0) < 500 */
# if defined (ACE_LACKS_UALARM_PROTOTYPE)
extern "C" u_int ualarm (u_int usecs, u_int interval);
# endif /* ACE_LACKS_UALARM_PROTOTYPE */
# if defined (m88k) && !defined (RUSAGE_SELF)
# define RUSAGE_SELF 1
# endif /* m88k */
# if defined (ACE_LACKS_SYSCALL)
extern "C" int syscall (int, ACE_HANDLE, struct rusage *);
# endif /* ACE_LACKS_SYSCALL */
# if !defined (R_OK)
# define R_OK 04 /* Test for Read permission. */
# endif /* R_OK */
# if !defined (W_OK)
# define W_OK 02 /* Test for Write permission. */
# endif /* W_OK */
# if !defined (X_OK)
# define X_OK 01 /* Test for eXecute permission. */
# endif /* X_OK */
# if !defined (F_OK)
# define F_OK 0 /* Test for existence of File. */
# endif /* F_OK */
# if !defined (_SC_TIMER_MAX)
# define _SC_TIMER_MAX 44
# endif /* _SC_TIMER_MAX */
// Default number of <ACE_Event_Handler>s supported by
// <ACE_Timer_Heap>.
# if !defined (ACE_DEFAULT_TIMERS)
# define ACE_DEFAULT_TIMERS _SC_TIMER_MAX
# endif /* ACE_DEFAULT_TIMERS */
#endif /* ACE_OS_INCLUDE_UNISTD_H */
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