AC_INIT(src/Evas.h)
AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE(evas, 0.0.1)
AC_PROG_CC
AM_PROG_CC_STDC
AC_C_CONST
AM_ENABLE_SHARED
AM_PROG_LIBTOOL
if test X"$enable_shared" = Xyes; then
  DLLDFLAGS=-export-dynamic
  AC_SUBST(DLLDFLAGS)
fi
AC_PROG_INSTALL
AC_PROG_MAKE_SET

#### Find out about X
AC_PATH_X
AC_PATH_XTRA

if test "x$x_includes" = "x"; then
  x_includes="/usr/include"
fi

x_cflags="$X_CFLAGS"
x_ldflags="$X_LDFLAGS"
x_libs="$X_LIBS $X_EXTRA_LIBS"

AC_CHECK_LIB(X11, XOpenDisplay, x_libs="$x_libs",
  AC_MSG_ERROR([ERROR: libX11 not found.]); exit,
  $X_LDFLAGS $X_EXTRA_LIBS $X_LIBS)
AC_CHECK_LIB(Xext, XShmAttach, x_libs="-lXext $x_libs",
	     AC_CHECK_LIB(XextSam, XShmAttach,
		          x_libs="-lXextSam -lXext $x_libs",
			  AC_MSG_ERROR([ERROR: XShm not found.]); exit, 
			  $x_libs),
	     $x_libs)
AC_CHECK_LIB(Xext, XShapeCombineMask, x_libs="-lXext $x_libs",
             AC_MSG_ERROR([ERROR: XShape not found.]); exit,
	     $x_libs)

AC_SUBST(x_cflags)
AC_SUBST(x_includes)
AC_SUBST(x_ldflags)
AC_SUBST(x_libs)

#### Find out about E db
AC_CHECK_HEADER(Edb.h,
AC_CHECK_LIB(edb, e_db_open, ,[
echo ""
echo "ERROR: E db needed"
echo ""
AC_MSG_ERROR([Fatal Error: no E db detected.]); exit], -L/usr/local/lib -ldb)
)

#### Find out about Imlib2
AC_CHECK_HEADER(Imlib2.h,
AC_CHECK_LIB(Imlib2, imlib_context_set_image, ,[
echo ""
echo "ERROR: Imlib 2 needed"
echo ""
AC_MSG_ERROR([Fatal Error: no Imlib2 detected.]); exit], -L/usr/X11R6/lib -L/usr/local/lib -lm -ldl -lttf -lX11 -lXext)
)

gl_includes=""
#### Find out about OpenGL
AC_CHECK_HEADER(GL/gl.h,
gl_includes="-I/usr/include -I/usr/local/include"
AC_CHECK_LIB(GL, glBindTexture, AC_DEFINE(HAVE_GL) ,[
echo "... no GL found"
], -L/usr/local/lib -lGL $X_LDFLAGS $X_EXTRA_LIBS $X_LIBS)
)
AC_CHECK_HEADER($x_includes"/GL/gl.h",
gl_includes="-I/usr/include -I/usr/local/include -I/usr/X11R6/include/"
AC_CHECK_LIB(GL, glBindTexture, AC_DEFINE(HAVE_GL) ,[
echo "... no GL found"
], -L/usr/local/lib -lGL $X_LDFLAGS $X_EXTRA_LIBS $X_LIBS)
)
AC_SUBST(gl_includes)

AC_OUTPUT(Makefile src/Makefile test/Makefile)