[Piglit] [PATCH] util: do not compile/attach a NULL shader

[Tapani Pälli]

Reviewed-by: Tapani Pälli <tapani.palli at intel.com>

On 03/05/2015 10:56 AM, Martin Peres wrote:
> This will simplify greatly the code for an upcoming test
>
> Signed-off-by: Martin Peres <martin.peres at linux.intel.com>
> ---
>   tests/util/piglit-shader.c | 10 +++++++---
>   1 file changed, 7 insertions(+), 3 deletions(-)
>   mode change 100644 => 100755 tests/util/piglit-shader.c
>
> diff --git a/tests/util/piglit-shader.c b/tests/util/piglit-shader.c
> old mode 100644
> new mode 100755
> index 37cc7cc..dfc2d92
> --- a/tests/util/piglit-shader.c
> +++ b/tests/util/piglit-shader.c
> @@ -378,10 +378,14 @@ piglit_build_simple_program_unlinked_multiple_shaders_v(GLenum target1,
>   	target = target1;
>
>   	while (target != 0) {
> -		GLuint shader = piglit_compile_shader_text(target, source);
> +		/* do not compile/attach a NULL shader */
> +		if (source) {
> +			GLuint shader = piglit_compile_shader_text(target,
> +								   source);
>
> -		glAttachShader(prog, shader);
> -		glDeleteShader(shader);
> +			glAttachShader(prog, shader);
> +			glDeleteShader(shader);
> +		}
>
>   		target  = va_arg(ap, GLenum);
>   		if (target != 0)
>