From a57d936d35f87b5a6f148ccc1b3c19a630548ba7 Mon Sep 17 00:00:00 2001
From: Carsten Haitzler <raster@rasterman.com>
Date: Tue, 17 Aug 2010 08:42:37 +0000
Subject: [PATCH] useful configure output for enabling gles

SVN revision: 51244
---
 legacy/evas/configure.ac | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/legacy/evas/configure.ac b/legacy/evas/configure.ac
index a34be2b3aa..abc59da4ea 100644
--- a/legacy/evas/configure.ac
+++ b/legacy/evas/configure.ac
@@ -483,6 +483,23 @@ AC_ARG_ENABLE(gles-variety-s3c6410,
   ]
 )
 
+if test "x$gl_flavor_gles" = "xyes"; then
+  eng=""
+  if test "x$gles_variety_sgx" = "xyes"; then eng="x"$eng; fi
+  if test "x$gles_variety_s3c6410" = "xyes"; then eng="x"$eng; fi
+  if test "x$eng" = "xx"; then
+    eng=""
+  else
+     AC_MSG_ERROR(
+       [Please enable just 1 OpenGL-ES flavor. Choices are:
+          --enable-gles-variety-sgx (Most GL-ES2 GPUs with shader compiler)
+          --enable-gles-variety-s3c6410 (s3c6410 with offline shader compiler)
+        You will also need to enable the OpenGL engine for X11 with:
+          --enable-gl-x11
+       ])
+  fi
+fi
+
 #####################################################################
 ## Engines