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glut.m4
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glut.m4
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dnl
dnl This source file is a part of the Berlin Project.
dnl Copyright (C) 2000 Niklas Elmqvist <elm@3dwm.org>
dnl http://www.berlin-consortium.org
dnl
dnl This library is free software; you can redistribute it and/or
dnl modify it under the terms of the GNU Library General Public
dnl License as published by the Free Software Foundation; either
dnl version 2 of the License, or (at your option) any later version.
dnl
dnl This library is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
dnl Library General Public License for more details.
dnl
dnl You should have received a copy of the GNU Library General Public
dnl License along with this library; if not, write to the
dnl Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
dnl MA 02139, USA.
dnl
dnl BERLIN_GLUT_CHECK(mandatory-flag)
dnl
dnl Checks if GLUT is found. If it is, $ac_cv_lib_glut is set to "yes".
AC_DEFUN([BERLIN_GLUT_CHECK],[
AC_ARG_WITH(glut-prefix,
AC_HELP_STRING([--with-glut-prefix=PFX], [Prefix for GLUT]),
[glut_prefix="$withval"])
dnl Check for GLUT includes
if test ".$glut_prefix" != . ; then
CON_INCLUDES="-I$glut_prefix/include"
fi
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CON_INCLUDES $CPPFLAGS"
AC_CHECK_HEADER(GL/glut.h,:,no_glut=yes)
CPPFLAGS="$save_CPPFLAGS"
if test ".$glut_prefix" != . ; then
CON_LIBS="-L$glut_prefix/lib"
fi
if test ".$no_glut" != . ; then
ac_cv_lib_glut=no
dnl Abort or warn?
ifelse($1,mandatory,AC_MSG_ERROR(GLUT library was not found!))
else
# @@@ Fix this to something more cross-platform!
ac_cv_lib_glut=yes
CON_LIBS="$CON_LIBS -lglut -lGL -lGLU"
fi
])