skia2/include/private/SkMacros.h
John Stiles f8869a24e7 Remove SK_REQUIRE_LOCAL_VAR macro.
The ClangTidy check `bugprone-unused-raii` has been enabled at
review.skia.org/306838; this check provides equivalent protection.

Change-Id: I9f3858bfd2bede107d509a5a206a08293d5f914c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/306953
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
2020-07-31 02:32:01 +00:00

42 lines
1.4 KiB
C

/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkMacros_DEFINED
#define SkMacros_DEFINED
/*
* Usage: SK_MACRO_CONCAT(a, b) to construct the symbol ab
*
* SK_MACRO_CONCAT_IMPL_PRIV just exists to make this work. Do not use directly
*
*/
#define SK_MACRO_CONCAT(X, Y) SK_MACRO_CONCAT_IMPL_PRIV(X, Y)
#define SK_MACRO_CONCAT_IMPL_PRIV(X, Y) X ## Y
/*
* Usage: SK_MACRO_APPEND_LINE(foo) to make foo123, where 123 is the current
* line number. Easy way to construct
* unique names for local functions or
* variables.
*/
#define SK_MACRO_APPEND_LINE(name) SK_MACRO_CONCAT(name, __LINE__)
////////////////////////////////////////////////////////////////////////////////
// Can be used to bracket data types that must be dense, e.g. hash keys.
#if defined(__clang__) // This should work on GCC too, but GCC diagnostic pop didn't seem to work!
#define SK_BEGIN_REQUIRE_DENSE _Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic error \"-Wpadded\"")
#define SK_END_REQUIRE_DENSE _Pragma("GCC diagnostic pop")
#else
#define SK_BEGIN_REQUIRE_DENSE
#define SK_END_REQUIRE_DENSE
#endif
#define SK_INIT_TO_AVOID_WARNING = 0
#endif // SkMacros_DEFINED