acinclude/ac_check_define.m4
author Sam Lantinga <slouken@libsdl.org>
Sat, 29 Mar 2014 12:29:38 -0700
changeset 8688 1543a7183f88
parent 6491 03b7e6b0a8bf
permissions -rw-r--r--
Fixed XInput haptic support on Windows 8
It turns out the XBox 360 controller driver never reports force feedback capability, so we'll try to set 0 state and see if that succeeds.
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AC_DEFUN([AC_CHECK_DEFINE],[dnl
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  AC_CACHE_CHECK(for $1 in $2, ac_cv_define_$1,
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    AC_EGREP_CPP([YES_IS_DEFINED], [
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#include <$2>
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#ifdef $1
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YES_IS_DEFINED
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#endif
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    ], ac_cv_define_$1=yes, ac_cv_define_$1=no)
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  )
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  if test "$ac_cv_define_$1" = "yes" ; then
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    AC_DEFINE([HAVE_$1],[],[Added by AC_CHECK_DEFINE])
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  fi
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])dnl
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AC_DEFINE([HAVE_$1],[],[Added by AC_CHECK_DEFINE])