[Mesa-dev] [PATCH 1/4 v2] gallium/util: Add align_calloc

[Nicolai Hähnle]

On 23.10.2016 12:23, Axel Davy wrote:
> Add implementation for align_calloc,
> which is align_malloc + memset.
>
> v2: add if (ptr) before memset.
> Fix indentation.
>
> Signed-off-by: Axel Davy <axel.davy at ens.fr>

Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

> ---
>  src/gallium/auxiliary/util/u_memory.h | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/src/gallium/auxiliary/util/u_memory.h b/src/gallium/auxiliary/util/u_memory.h
> index 597df62..66c3ba4 100644
> --- a/src/gallium/auxiliary/util/u_memory.h
> +++ b/src/gallium/auxiliary/util/u_memory.h
> @@ -63,6 +63,14 @@ extern "C" {
>  #define align_malloc(_size, _alignment) os_malloc_aligned(_size, _alignment)
>  #define align_free(_ptr) os_free_aligned(_ptr)
>
> +static inline void *
> +align_calloc(size_t size, unsigned long alignment)
> +{
> +   void *ptr = align_malloc(size, alignment);
> +   if (ptr)
> +      memset(ptr, 0, size);
> +   return ptr;
> +}
>
>  /**
>   * Duplicate a block of memory.
>