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Viewing changes to m4/pandora_fdatasync.m4

  • Committer: Monty Taylor
  • Date: 2010-10-15 17:18:02 UTC
  • mto: (1859.1.2 build)
  • mto: This revision was merged to the branch mainline in revision 1860.
  • Revision ID: mordred@inaugust.com-20101015171802-qhk6zyfhrkvprr1n
Added support for registering regular sys_var instances via module::Context.

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m4/pandora_fdatasync.m4
 
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dnl  Copyright (C) 2009 Sun Microsystems
 
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dnl This file is free software; Sun Microsystems
 
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dnl gives unlimited permission to copy and/or distribute it,
 
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dnl with or without modifications, as long as this notice is preserved.
 
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#--------------------------------------------------------------------
 
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# Check for a working fdatasync call
 
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#--------------------------------------------------------------------
 
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AC_DEFUN([PANDORA_WORKING_FDATASYNC],[
 
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  AC_CACHE_CHECK([working fdatasync],[ac_cv_func_fdatasync],[
 
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    AC_LANG_PUSH(C++)
 
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    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 
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#include <unistd.h>
 
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      ]],[[
 
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fdatasync(4);
 
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      ]])],
 
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    [ac_cv_func_fdatasync=yes],
 
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    [ac_cv_func_fdatasync=no])
 
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    AC_LANG_POP()
 
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  ])
 
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  AS_IF([test "x${ac_cv_func_fdatasync}" = "xyes"],
 
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    [AC_DEFINE([HAVE_FDATASYNC],[1],[If the system has a working fdatasync])])
 
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])