From 92d5c63f0172aa222dca0dbca3aefb4e7b4bec06 Mon Sep 17 00:00:00 2001 From: bunnei Date: Mon, 28 Dec 2020 22:24:05 -0800 Subject: [PATCH] common: common_funcs: Add R_UNLESS macro. --- src/common/common_funcs.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/common/common_funcs.h b/src/common/common_funcs.h index 367b6bf6e..c90978f9c 100644 --- a/src/common/common_funcs.h +++ b/src/common/common_funcs.h @@ -93,6 +93,14 @@ __declspec(dllimport) void __stdcall DebugBreak(void); return static_cast(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 { [[nodiscard]] constexpr u32 MakeMagic(char a, char b, char c, char d) {