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// -*- C++ -*-
//=============================================================================
/**
* @file os_unistd.h
*
* standard symbolic constants and types
*
* @author Don Hinton <dhinton@dresystems.com>
* @author This code was originally in various places including ace/OS.h.
*/
//=============================================================================
#ifndef ACE_OS_INCLUDE_OS_UNISTD_H
#define ACE_OS_INCLUDE_OS_UNISTD_H
#include /**/ "ace/pre.h"
#include /**/ "ace/config-lite.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/os_include/sys/os_types.h"
#include "ace/os_include/os_inttypes.h"
#if defined (ACE_HAS_PROCESS_H)
# include /**/ <process.h>
#endif /* ACE_HAS_PROCESS_H */
#if defined (ACE_HAS_IO_H)
# include /**/ <io.h>
#endif /* ACE_HAS_IO_H */
#if defined (ACE_HAS_SYS_SYSTEMINFO_H)
# include /**/ <sys/systeminfo.h>
#endif /* ACE_HAS_SYS_SYSTEMINFO_H */
#if !defined (ACE_LACKS_UNISTD_H)
# include /**/ <unistd.h>
#endif /* !ACE_LACKS_UNISTD_H */
#if defined (ACE_VXWORKS)
# if !defined (__RTP__)
// for unlink(), close(), read(), write(), lseek(), chdir(), getcwd(),
// getwd(), and isatty()
# include /**/ <ioLib.h>
# endif
// for gethostname()
# include /**/ <hostLib.h>
#endif /* ACE_VXWORKS */
#ifdef ACE_MQX
# if !defined (STDIN_FILENO) && defined (_LLIO_STDIN)
# define STDIN_FILENO (_LLIO_STDIN)
# endif
# if !defined (STDOUT_FILENO) && defined (_LLIO_STDOUT)
# define STDOUT_FILENO (_LLIO_STDOUT)
# endif
# if !defined (STDERR_FILENO) && defined (_LLIO_STDERR)
# define STDERR_FILENO (_LLIO_STDERR)
# endif
#endif
// Place all additions (especially function declarations) within extern "C" {}
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
#if defined (ACE_WIN32)
// The following are #defines and #includes that are specific to
// WIN32.
# if defined (ACE_HAS_WINCE)
# define ACE_STDIN _fileno (stdin)
# define ACE_STDOUT _fileno (stdout)
# define ACE_STDERR _fileno (stderr)
# else
# define ACE_STDIN GetStdHandle (STD_INPUT_HANDLE)
# define ACE_STDOUT GetStdHandle (STD_OUTPUT_HANDLE)
# define ACE_STDERR GetStdHandle (STD_ERROR_HANDLE)
# endif // ACE_HAS_WINCE
// The following are #defines and #includes that are specific to UNIX.
#else /* !ACE_WIN32 */
# if defined (STDIN_FILENO)
# define ACE_STDIN STDIN_FILENO
# else
# define ACE_STDIN 0
# endif
# if defined (STDOUT_FILENO)
# define ACE_STDOUT STDOUT_FILENO
# else
# define ACE_STDOUT 1
# endif
# if defined (STDERR_FILENO)
# define ACE_STDERR STDERR_FILENO
# else
# define ACE_STDERR 2
# endif
#endif /* ACE_WIN32 */
#if (!defined (_BSD_SOURCE) && \
!defined (_XOPEN_SOURCE) && !defined (_XOPEN_SOURCE_EXTENDED)) \
|| (defined (_XOPEN_SOURCE) && defined (__GNUC__))
# if defined (ACE_LACKS_SETREUID_PROTOTYPE)
extern int setreuid (uid_t ruid, uid_t euid);
# endif /* ACE_LACKS_SETREUID_PROTOTYPE */
# if defined (ACE_LACKS_SETREGID_PROTOTYPE)
extern int setregid (gid_t rgid, gid_t egid);
# endif /* ACE_LACKS_SETREGID_PROTOTYPE */
#endif /* !_BSD_SOURCE && !_XOPEN_SOURCE && !_XOPEN_SOURCE_EXTENDED
|| _XOPEN_SOURCE && __GNUC__ */
// for use by access()
# 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)
# if defined (ACE_WIN32)
/* Windows has no test for X_OK - use R_OK instead */
# define X_OK R_OK /* Test for eXecute permission. */
# else /* ACE_WIN32 */
# define X_OK 01 /* Test for eXecute permission. */
# endif /* ACE_WIN32 */
# endif /* X_OK */
# if !defined (F_OK)
# define F_OK 0 /* Test for existence of File. */
# endif /* F_OK */
#if defined (ACE_LACKS_UALARM_PROTOTYPE)
u_int ualarm (u_int usecs, u_int interval);
#endif /* ACE_LACKS_UALARM_PROTOTYPE */
#if defined (ACE_LACKS_GETPGID_PROTOTYPE) && \
!defined (_XOPEN_SOURCE) && !defined (_XOPEN_SOURCE_EXTENDED)
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)
ACE_LOFF_T lseek64 (int fd, ACE_LOFF_T offset, int whence);
# elif defined (ACE_LACKS_LLSEEK_PROTOTYPE)
ACE_LOFF_T llseek (int fd, ACE_LOFF_T offset, int whence);
# endif
#endif /* _LARGEFILE64_SOURCE */
#if defined (__BORLANDC__)
# define _isatty isatty
#endif /* __BORLANDC__ */
# if defined (ACE_LACKS_TIMEDWAIT_PROTOTYPES)
ssize_t read_timedwait (ACE_HANDLE handle,
char *buf,
size_t n,
struct timespec *timeout);
ssize_t write_timedwait (ACE_HANDLE handle,
const void *buf,
size_t n,
struct timespec *timeout);
# endif /* ACE_LACKS_TIMEDWAIT_PROTOTYPES */
#if defined (ACE_LACKS_SWAB_PROTOTYPE)
void swab(const void *, void *, ssize_t);
#endif /* ACE_LACKS_SWAB_PROTOTYPE */
#if defined (ACE_LACKS_GETOPT_PROTOTYPE)
int getopt(int, char * const [], const char *);
#endif /* ACE_LACKS_GETOPT_PROTOTYPE */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#include /**/ "ace/post.h"
#endif /* ACE_OS_INCLUDE_OS_UNISTD_H */
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