When Piglit's configured to use GLUT instead of Waffle we don't have
full support for the -fbo option.  So in beginend-coverage we now
check if we really have a FBO bound in order to compute the right
fbo_attachment value.
---
 tests/spec/gl-1.0/beginend-coverage.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/tests/spec/gl-1.0/beginend-coverage.c 
b/tests/spec/gl-1.0/beginend-coverage.c
index 1e8dd7d..29044ef 100644
--- a/tests/spec/gl-1.0/beginend-coverage.c
+++ b/tests/spec/gl-1.0/beginend-coverage.c
@@ -59,7 +59,6 @@ struct test {
        void (*func)(void);
 };
 
-extern bool piglit_use_fbo;
 static uint32_t junk_storage[1024];
 static void *junk = junk_storage;
 static const int onei = 1;
@@ -68,6 +67,7 @@ static GLuint some_dlist;
 static GLuint newlist_dlist;
 static GLuint deletelists_dlist;
 static GLuint fbo_attachment;
+static GLint fbo_binding;
 
 #define TEST_FUNC(name, args)                  \
        static void test_##name(void)           \
@@ -909,7 +909,12 @@ piglit_init(int argc, char **argv)
        glNewList(some_dlist, GL_COMPILE);
        glEndList();
 
-       if (piglit_use_fbo)
+       if (piglit_is_extension_supported("GL_ARB_framebuffer_object"))
+               glGetIntegerv(GL_FRAMEBUFFER_BINDING, &fbo_binding);
+       else
+               fbo_binding = 0;
+
+       if (fbo_binding)
                fbo_attachment = GL_COLOR_ATTACHMENT0;
        else
                fbo_attachment = GL_FRONT;
-- 
1.7.3.4

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