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view acinclude/ac_check_define.m4 @ 3590:493f252a455c

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Fixed crash in joystick handling code. Newer 2.6 kernels add an additional 'resolution' field to input_absinfo. Note that we don't use that structure since we want to have enough space for the values even when building with an older kernel.
author Sam Lantinga <slouken@libsdl.org>
date Thu, 17 Dec 2009 07:22:48 +0000
parents 725b16784e96
children
line wrap: on
line source

define(AC_CHECK_DEFINE,[dnl
  AC_CACHE_CHECK(for $1 in $2, ac_cv_define_$1,
    AC_EGREP_CPP([YES_IS_DEFINED], [
#include <$2>
#ifdef $1
YES_IS_DEFINED
#endif
    ], ac_cv_define_$1=yes, ac_cv_define_$1=no)
  )
  if test "$ac_cv_define_$1" = "yes" ; then
    AC_DEFINE([HAVE_$1],[],[Added by AC_CHECK_DEFINE])
  fi
])dnl
AC_DEFINE([HAVE_$1],[],[Added by AC_CHECK_DEFINE])