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| author | Stanislaw Halik <sthalik@misaki.pl> | 2018-06-22 12:54:47 +0200 |
|---|---|---|
| committer | Stanislaw Halik <sthalik@misaki.pl> | 2018-06-26 23:01:53 +0200 |
| commit | f50ac3549d6a7f1199fa012e4b03f581bc8d305b (patch) | |
| tree | 50ff044f1c618119c88544709808f533ed02225e /compat/macros.hpp | |
| parent | d61eb905ae3fa161d50821d01ee47915713e89c2 (diff) | |
core, modules: modernize syntax only
Use more C++17 features where this helps any.
Diffstat (limited to 'compat/macros.hpp')
| -rw-r--r-- | compat/macros.hpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/compat/macros.hpp b/compat/macros.hpp index 564dcc8d..abe89c73 100644 --- a/compat/macros.hpp +++ b/compat/macros.hpp @@ -64,5 +64,10 @@ constexpr force_inline void static_warn<true>() {} #define static_warning(cond) \ static_warn<(cond)>(); \ +#define progn(...) (([&] { __VA_ARGS__ })()) +#define prog1(x, ...) (([&] { auto _ret1324 = (x); do { __VA_ARGS__; } while (0); return _ret1324; })()) + // end c++-only macros #endif + +#define once_only(...) do { static bool once__ = false; if (!once__) { once__ = true; __VA_ARGS__; } } while(false) |