[Mesa-dev] [PATCH 06/11] configure: error out when building backend-less libEGL

[Emil Velikov]

Signed-off-by: Emil Velikov <emil.l.velikov at gmail.com>
---
 configure.ac | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 677fb5b..8e62bd8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1542,8 +1542,12 @@ if test "x$enable_egl" = xyes; then
 
     if test "$enable_static" != yes; then
         if test "x$enable_dri" = xyes; then
-	    HAVE_EGL_DRIVER_DRI2=1
-	fi
+            HAVE_EGL_DRIVER_DRI2=1
+        else
+            # Avoid building an "empty" libEGL. Drop/update this
+            # when other backends (haiku?) come along.
+            AC_MSG_ERROR([egl requires --enable-dri])
+        fi
 
     fi
 fi
-- 
2.4.2