acinclude/ac_check_define.m4
author Ryan C. Gordon <icculus@icculus.org>
Thu, 19 Feb 2015 23:52:10 -0500
changeset 9370 795d4866e4db
parent 6491 03b7e6b0a8bf
permissions -rw-r--r--
Mac OS X: Better way to stop duplicate joystick reports (thanks, Kyungdahm!).

Fixes Bugzilla #2822.
     1 AC_DEFUN([AC_CHECK_DEFINE],[dnl
     2   AC_CACHE_CHECK(for $1 in $2, ac_cv_define_$1,
     3     AC_EGREP_CPP([YES_IS_DEFINED], [
     4 #include <$2>
     5 #ifdef $1
     6 YES_IS_DEFINED
     7 #endif
     8     ], ac_cv_define_$1=yes, ac_cv_define_$1=no)
     9   )
    10   if test "$ac_cv_define_$1" = "yes" ; then
    11     AC_DEFINE([HAVE_$1],[],[Added by AC_CHECK_DEFINE])
    12   fi
    13 ])dnl
    14 AC_DEFINE([HAVE_$1],[],[Added by AC_CHECK_DEFINE])