skia2/include/images/SkForceLinking.h
mtklein 5dbd274846 gn: fix fiddle
- __SK_FORCE_IMAGE_DECODER_LINKING makes sure the PNG encoder is linked
  - updated path to make working with sample draw.cpp easier.

No public API changes.
TBR=reed@google.com

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2202353002

Review-Url: https://codereview.chromium.org/2202353002
2016-08-02 11:13:49 -07:00

23 lines
732 B
C

/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkTypes.h"
/**
* This function's sole purpose is to trick the linker into not discarding
* SkImageDecoder subclasses just because we do not directly call them.
* This is necessary in applications that will create image decoders from
* a stream.
* Call this function with an expression that evaluates to false to ensure
* that the linker includes the subclasses.
* Passing true will result in leaked objects.
*/
int SkForceLinking(bool doNotPassTrue);
#define __SK_FORCE_IMAGE_DECODER_LINKING \
SK_UNUSED static int linking_forced = SkForceLinking(false)