From 2a05f558f4a99e4ead78b7336570f9e04c3427af Mon Sep 17 00:00:00 2001
From: raster <raster@7cbeb6ba-43b4-40fd-8cce-4c39aea84d33>
Date: Sat, 10 Oct 2009 03:46:27 +0000
Subject: [PATCH] add --enable-gl-flavor-gles to force GLES flavor of GL
 instead of "standard" GL which will be preferred if it is found. this is for
 situations where you may have both GL and GLES.

git-svn-id: svn+ssh://svn.enlightenment.org/var/svn/e/trunk/evas@42994 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33
---
 configure.ac            | 19 +++++++++++++++++++
 m4/evas_check_engine.m4 |  5 +++--
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 3ff1063..21ff10e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -379,6 +379,25 @@ AM_CONDITIONAL([EVAS_CSERVE], [test "x${want_evas_cserve}" = "xyes"])
 
 
 
+#######################################
+## GL force flavor gles
+gl_flavor_gles="no"
+AC_MSG_CHECKING(whether to build GLES flavor of GL)
+AC_ARG_ENABLE(gl-flavor-gles,
+  AC_HELP_STRING([--enable-gl-flavor-gles], [enable gles falvor of gl instead of standard]),
+  [
+      if test "x$enableval" = "xyes" ; then
+        AC_MSG_RESULT(yes)
+        gl_flavor_gles="yes"
+      else
+        AC_MSG_RESULT(no)
+        gl_flavor_gles="no"
+      fi
+  ], [
+      gl_flavor_gles="no"
+  ]
+)
+
 #####################################################################
 ## Engines
 
diff --git a/m4/evas_check_engine.m4 b/m4/evas_check_engine.m4
index 55c1fcb..fbc9dd9 100644
--- a/m4/evas_check_engine.m4
+++ b/m4/evas_check_engine.m4
@@ -137,8 +137,9 @@ if test "x${have_dep}" = "xyes" ; then
    AC_CHECK_LIB([GL], [glXCreateContext], [have_dep="yes"], [have_dep="no"])
 fi
 
-## HACK: force gles build on systems that have glx
-#have_dep=no
+if test "x$gl_flavor_gles" = "xyes" ; then
+  have_dep=no
+fi
 
 if test "x${have_dep}" = "xyes" ; then
    if test "x$2" = "xyes" ; then
-- 
2.7.4