ACE/ace/os_include/os_unistd.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file    os_unistd.h
   6  *
   7  *  standard symbolic constants and types
   8  *
   9  *  @author Don Hinton <dhinton@dresystems.com>
  10  *  @author This code was originally in various places including ace/OS.h.
  11  */
  12 //=============================================================================
  13
  14 #ifndef ACE_OS_INCLUDE_OS_UNISTD_H
  15 #define ACE_OS_INCLUDE_OS_UNISTD_H
  16
  17 #include /**/ "ace/pre.h"
  18
  19 #include /**/ "ace/config-lite.h"
  20
  21 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  22 # pragma once
  23 #endif /* ACE_LACKS_PRAGMA_ONCE */
  24
  25 #include "ace/os_include/sys/os_types.h"
  26 #include "ace/os_include/os_inttypes.h"
  27
  28 #if defined (ACE_HAS_PROCESS_H)
  29 #  include /**/ <process.h>
  30 #endif /* ACE_HAS_PROCESS_H */
  31
  32 #if defined (ACE_HAS_IO_H)
  33 #  include /**/ <io.h>
  34 #endif /* ACE_HAS_IO_H */
  35
  36 #if !defined (ACE_LACKS_UNISTD_H)
  37 #  include /**/ <unistd.h>
  38 #endif /* !ACE_LACKS_UNISTD_H */
  39
  40 #if defined (ACE_VXWORKS)
  41 #  if !defined (__RTP__)
  42     // for unlink(), close(), read(), write(), lseek(), chdir(), getcwd(),
  43    // getwd(), and isatty()
  44    #  include /**/ <ioLib.h>
  45 #  endif
  46 // for gethostname()
  47 #  include /**/ <hostLib.h>
  48 #endif /* ACE_VXWORKS */
  49
  50 #ifdef ACE_MQX
  51 #  if !defined (STDIN_FILENO) && defined (_LLIO_STDIN)
  52 #    define STDIN_FILENO (_LLIO_STDIN)
  53 #  endif
  54 #  if !defined (STDOUT_FILENO) && defined (_LLIO_STDOUT)
  55 #    define STDOUT_FILENO (_LLIO_STDOUT)
  56 #  endif
  57 #  if !defined (STDERR_FILENO) && defined (_LLIO_STDERR)
  58 #    define STDERR_FILENO (_LLIO_STDERR)
  59 #  endif
  60 #endif
  61
  62 // Place all additions (especially function declarations) within extern "C" {}
  63 #ifdef __cplusplus
  64 extern "C"
  65 {
  66 #endif /* __cplusplus */
  67
  68 #if defined (ACE_WIN32)
  69 // The following are #defines and #includes that are specific to
  70 // WIN32.
  71 #    define ACE_STDIN GetStdHandle (STD_INPUT_HANDLE)
  72 #    define ACE_STDOUT GetStdHandle (STD_OUTPUT_HANDLE)
  73 #    define ACE_STDERR GetStdHandle (STD_ERROR_HANDLE)
  74 // The following are #defines and #includes that are specific to UNIX.
  75 #else /* !ACE_WIN32 */
  76 #  if defined (STDIN_FILENO)
  77 #    define ACE_STDIN STDIN_FILENO
  78 #  else
  79 #    define ACE_STDIN 0
  80 #  endif
  81 #  if defined (STDOUT_FILENO)
  82 #    define ACE_STDOUT STDOUT_FILENO
  83 #  else
  84 #    define ACE_STDOUT 1
  85 #  endif
  86 #  if defined (STDERR_FILENO)
  87 #    define ACE_STDERR STDERR_FILENO
  88 #  else
  89 #    define ACE_STDERR 2
  90 #  endif
  91 #endif /* ACE_WIN32 */
  92
  93   // for use by access()
  94 # if !defined (R_OK)
  95 #   define R_OK    04      /* Test for Read permission. */
  96 # endif /* R_OK */
  97
  98 # if !defined (W_OK)
  99 #   define W_OK    02      /* Test for Write permission. */
 100 # endif /* W_OK */
 101
 102 # if !defined (X_OK)
 103 #   if defined (ACE_WIN32)
 104       /* Windows has no test for X_OK - use R_OK instead */
 105 #     define X_OK    R_OK      /* Test for eXecute permission. */
 106 #   else  /* ACE_WIN32 */
 107 #     define X_OK    01      /* Test for eXecute permission. */
 108 #   endif /* ACE_WIN32 */
 109 # endif /* X_OK */
 110
 111 # if !defined (F_OK)
 112 #   define F_OK    0       /* Test for existence of File. */
 113 # endif /* F_OK */
 114
 115 #if defined (ACE_LACKS_GETPGID_PROTOTYPE) && \
 116     !defined (_XOPEN_SOURCE) && !defined (_XOPEN_SOURCE_EXTENDED)
 117    pid_t getpgid (pid_t pid);
 118 #endif  /* ACE_LACKS_GETPGID_PROTOTYPE &&
 119            !_XOPEN_SOURCE && !_XOPEN_SOURCE_EXTENDED */
 120
 121 #if defined (__BORLANDC__)
 122 #  define _isatty isatty
 123 #endif /* __BORLANDC__ */
 124
 125 # if defined (ACE_LACKS_TIMEDWAIT_PROTOTYPES)
 126
 127   ssize_t read_timedwait (ACE_HANDLE handle,
 128                           char *buf,
 129                           size_t n,
 130                           struct timespec *timeout);
 131
 132   ssize_t write_timedwait (ACE_HANDLE handle,
 133                            const void *buf,
 134                            size_t n,
 135                            struct timespec *timeout);
 136
 137 # endif /* ACE_LACKS_TIMEDWAIT_PROTOTYPES */
 138
 139 #ifdef __cplusplus
 140 }
 141 #endif /* __cplusplus */
 142
 143 #include /**/ "ace/post.h"
 144 #endif /* ACE_OS_INCLUDE_OS_UNISTD_H */