1 files changed, 143 insertions, 0 deletions
diff --git a/ACE/ace/os_include/os_limits.h b/ACE/ace/os_include/os_limits.h
new file mode 100644
index 00000000000..8a0c14ae798
--- /dev/null
+++ b/ACE/ace/os_include/os_limits.h
@@ -0,0 +1,143 @@
+// -*- C++ -*-
+
+//=============================================================================
+/**
+ *  @file    os_limits.h
+ *
+ *  implementation-defined constants
+ *
+ *  $Id$
+ *
+ *  @author Don Hinton <dhinton@dresystems.com>
+ *  @author This code was originally in various places including ace/OS.h.
+ */
+//=============================================================================
+
+#ifndef ACE_OS_INCLUDE_OS_LIMITS_H
+#define ACE_OS_INCLUDE_OS_LIMITS_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/os_unistd.h"
+#include "ace/os_include/os_stdio.h" // for FILENAME_MAX on Windows
+
+#if !defined (ACE_LACKS_LIMITS_H)
+# include /**/ <limits.h>
+#endif /* !ACE_LACKS_LIMITS_H */
+
+#if !defined (ACE_LACKS_SYS_PARAM_H)
+#  include /**/ <sys/param.h>
+#endif /* ACE_LACKS_SYS_PARAM_H */
+
+// On VxWorks 5.5.1 _POSIX_TIMER_MAX is defined in time.h
+#if defined (ACE_VXWORKS) && (ACE_VXWORKS < 0x620)
+#  include /**/ <time.h>
+#endif /* ACE_VXWORKS */
+
+// Place all additions (especially function declarations) within extern "C" {}
+#ifdef __cplusplus
+extern "C"
+{
+#endif /* __cplusplus */
+
+#if ! defined (howmany)
+#  define howmany(x, y)   (((x)+((y)-1))/(y))
+#endif /* howmany */
+
+#if !defined (NAME_MAX)
+#  if defined (MAXNAMLEN)
+#    define NAME_MAX MAXNAMLEN
+#  elif defined (MAXNAMELEN)
+#    define NAME_MAX MAXNAMELEN
+#  elif defined (FILENAME_MAX)
+#    define NAME_MAX FILENAME_MAX
+#  elif defined (_MAX_FNAME)
+#    define NAME_MAX _MAX_FNAME
+#  else /* _MAX_FNAME */
+#    define NAME_MAX 256
+#  endif /* MAXNAMLEN */
+#endif /* !NAME_MAX */
+
+#if !defined (MAXNAMELEN)
+#  define MAXNAMELEN NAME_MAX
+#endif /* MAXNAMELEN */
+
+#if !defined (HOST_NAME_MAX)
+#  define HOST_NAME_MAX 256
+#endif /* !HOST_NAME_MAX */
+
+// Note that we are using PATH_MAX instead of _POSIX_PATH_MAX, since
+// _POSIX_PATH_MAX is the *minimun* maximum value for PATH_MAX and is
+// defined by POSIX as 256.
+#if !defined (PATH_MAX)
+#  if defined (_MAX_PATH)
+#    define PATH_MAX _MAX_PATH
+#  elif defined (MAX_PATH)
+#    define PATH_MAX MAX_PATH
+#  else /* !_MAX_PATH */
+#    define PATH_MAX 1024
+#  endif /* _MAX_PATH */
+#endif /* !PATH_MAX */
+
+// Leaving this for backward compatibility, but PATH_MAX should always be
+// used directly.
+#if !defined (MAXPATHLEN)
+#  define MAXPATHLEN  PATH_MAX
+#endif /* !MAXPATHLEN */
+
+// This is defined by XOPEN to be a minimum of 16.  POSIX.1g
+// also defines this value.  platform-specific config.h can
+// override this if need be.
+#if !defined (IOV_MAX)
+#  define IOV_MAX 16
+#endif /* IOV_MAX */
+
+#if !defined (ACE_IOV_MAX)
+#  define ACE_IOV_MAX IOV_MAX
+#endif /* ACE_IOV_MAX */
+
+#if defined (ACE_VXWORKS) && ((ACE_VXWORKS >= 0x620) && (ACE_VXWORKS <= 0x670)) && !defined (__RTP__)
+#  if defined (PIPE_BUF) && (PIPE_BUF == -1)
+#    undef PIPE_BUF
+#  endif
+#endif /* ACE_VXWORKS */
+
+#if !defined (PIPE_BUF)
+#  define PIPE_BUF 5120
+#endif /* PIPE_BUF */
+
+#if defined (ACE_HAS_POSIX_REALTIME_SIGNALS)
+  // = Giving unique ACE scoped names for some important
+  // RTSignal-Related constants. Becuase sometimes, different
+  // platforms use different names for these constants.
+
+  // Number of realtime signals provided in the system.
+  // _POSIX_RTSIG_MAX is the upper limit on the number of real time
+  // signals supported in a posix-4 compliant system.
+#  if defined (_POSIX_RTSIG_MAX)
+#    define ACE_RTSIG_MAX _POSIX_RTSIG_MAX
+#  else /* not _POSIX_RTSIG_MAX */
+  // POSIX-4 compilant system has to provide atleast 8 RT signals.
+  // @@ Make sure the platform does *not* define this constant with
+  // some other name. If yes, use that instead of 8.
+#     define ACE_RTSIG_MAX 8
+#  endif /* _POSIX_RTSIG_MAX */
+#endif /* ACE_HAS_POSIX_REALTIME_SIGNALS */
+
+  // The maximum number of concurrent timers per process.
+# if !defined (_POSIX_TIMER_MAX)
+#   define _POSIX_TIMER_MAX 44
+# endif /* _POSIX_TIMER_MAX */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#include /**/ "ace/post.h"
+#endif /* ACE_OS_INCLUDE_OS_LIMITS_H */