Demos (master): util: add fflush() in ValidateShaderProgram()

[Brian Paul]

Module: Demos
Branch: master
Commit: 4809f7596026b3e39b55cffcf729b8f42aa37f90
URL:    http://cgit.freedesktop.org/mesa/demos/commit/?id=4809f7596026b3e39b55cffcf729b8f42aa37f90

Author: Brian Paul <brianp at vmware.com>
Date:   Mon Jul 20 14:19:06 2015 -0600

util: add fflush() in ValidateShaderProgram()

So the output appears immediately on Windows.

---

 src/util/shaderutil.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/src/util/shaderutil.c b/src/util/shaderutil.c
index 954f949..a938502 100644
--- a/src/util/shaderutil.c
+++ b/src/util/shaderutil.c
@@ -276,6 +276,7 @@ ValidateShaderProgram(GLuint program)
       GLsizei len;
       GetProgramInfoLog(program, 1000, &len, log);
       fprintf(stderr, "Program validation error:\n%s\n", log);
+      fflush(stderr);
       return 0;
    }