acinclude/ac_check_define.m4
author Philipp Wiesemann <philipp.wiesemann@arcor.de>
Fri, 20 May 2016 22:18:15 +0200
changeset 10175 fcf0d3ca1fa2
parent 6491 03b7e6b0a8bf
permissions -rw-r--r--
Updated documentation of SDL_IsScreenSaverEnabled(). The screensaver is deactivated by default since SDL 2.0.2.

AC_DEFUN([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])