dep/ACE_wrappers/ace/os_include/sys/os_resource.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file    os_resource.h
   6  *
   7  *  definitions for XSI resource operations
   8  *
   9  *  $Id: os_resource.h 81697 2008-05-14 18:33:11Z johnnyw $
  10  *
  11  *  @author Don Hinton <dhinton@dresystems.com>
  12  *  @author This code was originally in various places including ace/OS.h.
  13  */
  14 //=============================================================================
  15
  16 #ifndef ACE_OS_INCLUDE_SYS_OS_RESOURCE_H
  17 #define ACE_OS_INCLUDE_SYS_OS_RESOURCE_H
  18
  19 #include /**/ "ace/pre.h"
  20
  21 #include "ace/config-lite.h"
  22
  23 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  24 # pragma once
  25 #endif /* ACE_LACKS_PRAGMA_ONCE */
  26
  27 #include "ace/os_include/sys/os_time.h"
  28 #include "ace/os_include/sys/os_types.h"
  29
  30 #if !defined (ACE_LACKS_SYS_RESOURCE_H)
  31 #  include /**/ <sys/resource.h>
  32 #endif /* !ACE_LACKS_SYS_RESOURCE_H */
  33
  34 #if defined (ACE_HAS_SYS_SYSTEMINFO_H)
  35 #  include /**/ <sys/systeminfo.h>
  36 #endif /* ACE_HAS_SYS_SYSTEMINFO_H */
  37
  38 #if defined (ACE_HAS_SYS_SYSCALL_H)
  39 #  include /**/ <sys/syscall.h>
  40 #endif /* ACE_HAS_SYS_SYSCALL_H */
  41
  42 // prusage_t is defined in <sys/procfs.h>
  43 #if defined (ACE_HAS_PROC_FS)
  44 #  include /**/ <sys/procfs.h>
  45 #endif  /* ACE_HAS_PROC_FS */
  46
  47 // Place all additions (especially function declarations) within extern "C" {}
  48 #ifdef __cplusplus
  49 extern "C"
  50 {
  51 #endif /* __cplusplus */
  52
  53 // There must be a better way to do this...
  54 #if !defined (RLIMIT_NOFILE) && !defined (ACE_LACKS_RLIMIT_NOFILE)
  55 #  if defined (linux) || defined (AIX) || defined (SCO)
  56 #    if defined (RLIMIT_OFILE)
  57 #      define RLIMIT_NOFILE RLIMIT_OFILE
  58 #    else
  59 #      define RLIMIT_NOFILE 200
  60 #    endif /* RLIMIT_OFILE */
  61 #  endif /* defined (linux) || defined (AIX) || defined (SCO) */
  62 #endif /* RLIMIT_NOFILE */
  63
  64 #if defined (ACE_WIN32)
  65 #  define RUSAGE_SELF 1
  66    /// Fake the UNIX rusage structure.  Perhaps we can add more to this
  67    /// later on?
  68    struct rusage
  69    {
  70      FILETIME ru_utime;
  71      FILETIME ru_stime;
  72    };
  73 #endif /* ACE_WIN32 */
  74
  75 #if defined (ACE_LACKS_RLIMIT_PROTOTYPE)
  76   int getrlimit (int resource, struct rlimit *rlp);
  77   int setrlimit (int resource, const struct rlimit *rlp);
  78 #endif /* ACE_LACKS_RLIMIT_PROTOTYPE */
  79
  80 #if defined (ACE_HAS_PRUSAGE_T)
  81    typedef prusage_t ACE_Rusage;
  82 #elif defined (ACE_HAS_GETRUSAGE)
  83    typedef rusage ACE_Rusage;
  84 #else
  85    typedef int ACE_Rusage;
  86 #endif /* ACE_HAS_PRUSAGE_T */
  87
  88 #if !defined (ACE_WIN32)
  89 // These prototypes are chronically lacking from many versions of UNIX.
  90 # if !defined (ACE_HAS_GETRUSAGE_PROTOTYPE)
  91   int getrusage (int who, struct rusage *rusage);
  92 # endif /* ! ACE_HAS_GETRUSAGE_PROTOTYPE */
  93
  94 # if defined (ACE_LACKS_SYSCALL)
  95   int syscall (int, ACE_HANDLE, struct rusage *);
  96 # endif /* ACE_LACKS_SYSCALL */
  97 #endif /* !ACE_WIN32 */
  98
  99 #ifdef __cplusplus
 100 }
 101 #endif /* __cplusplus */
 102
 103 #include /**/ "ace/post.h"
 104 #endif /* ACE_OS_INCLUDE_SYS_OS_RESOURCE_H */