dnl Process this file with autoconf to produce a configure script.

AC_INIT(README)

dnl Setup for automake

SDL_VERSION=1.2.3

dnl Detect the canonical host and target build environment

AC_CANONICAL_HOST

AC_CANONICAL_TARGET

dnl Setup for automake

AM_INIT_AUTOMAKE(SDL_tests, $SDL_VERSION)

dnl Check for tools

AC_PROG_CC

dnl Check for compiler environment

AC_C_CONST

dnl Figure out which math library to use

case "$target" in

*-*-cygwin* | *-*-mingw32*)

MATHLIB=""

SYS_GL_LIBS="-lopengl32"

;;

*-*-beos*)

MATHLIB=""

SYS_GL_LIBS="-lGL"

;;

*-*-darwin*)

MATHLIB=""

SYS_GL_LIBS=""

;;

*-*-aix*)

if test x$ac_cv_prog_gcc = xyes; then

CFLAGS="-mthreads"

fi

SYS_GL_LIBS=""

;;

*)

MATHLIB="-lm"

AC_PATH_X

AC_PATH_XTRA

if test x$have_x = xyes; then

CFLAGS="$CFLAGS $X_CFLAGS"

SYS_GL_LIBS="$X_LIBS -lGL"

else

SYS_GL_LIBS="-lGL"

fi

;;

esac

AC_SUBST(MATHLIB)

dnl Check for SDL

AM_PATH_SDL($SDL_VERSION,

:,

AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!])

)

CFLAGS="$CFLAGS $SDL_CFLAGS"

LIBS="$LIBS $SDL_LIBS"

dnl Check for OpenGL

AC_MSG_CHECKING(for OpenGL support)

have_opengl=no

AC_TRY_COMPILE([

#if defined(__APPLE__) && defined(__MACH__)

#include <OpenGL/gl.h>

#else

#include <GL/gl.h>

#endif

],[

],[

have_opengl=yes

])

AC_MSG_RESULT($have_opengl)

if test x$have_opengl = xyes; then

CFLAGS="$CFLAGS -DHAVE_OPENGL"

GL_LIBS="$SYS_GL_LIBS"

else

GL_LIBS=""

fi

AC_SUBST(GL_LIBS)

# Finally create all the generated files

AC_OUTPUT([Makefile])