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common: common_funcs: Add R_UNLESS macro.

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bunnei 2020-12-28 22:24:05 -08:00
parent f12701b303
commit 92d5c63f01
1 changed files with 8 additions and 0 deletions
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8
src/common/common_funcs.h
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@ -93,6 +93,14 @@ __declspec(dllimport) void __stdcall DebugBreak(void);
return static_cast<T>(key) == 0; \ return static_cast<T>(key) == 0; \
} }
/// Evaluates a boolean expression, and returns a result unless that expression is true.
#define R_UNLESS(expr, res) \
{ \
if (!(expr)) { \
return res; \
} \
}
namespace Common { namespace Common {
[[nodiscard]] constexpr u32 MakeMagic(char a, char b, char c, char d) { [[nodiscard]] constexpr u32 MakeMagic(char a, char b, char c, char d) {