diff options
Diffstat (limited to 'src/common/scope_exit.h')
| -rw-r--r-- | src/common/scope_exit.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/common/scope_exit.h b/src/common/scope_exit.h index 68ef5f197..35dac3a8f 100644 --- a/src/common/scope_exit.h +++ b/src/common/scope_exit.h @@ -10,7 +10,7 @@ namespace detail { template <typename Func> struct ScopeExitHelper { - explicit ScopeExitHelper(Func&& func) : func(std::move(func)) {} + explicit ScopeExitHelper(Func&& func_) : func(std::move(func_)) {} ~ScopeExitHelper() { if (active) { func(); @@ -49,3 +49,9 @@ ScopeExitHelper<Func> ScopeExit(Func&& func) { * \endcode */ #define SCOPE_EXIT(body) auto CONCAT2(scope_exit_helper_, __LINE__) = detail::ScopeExit([&]() body) + +/** + * This macro is similar to SCOPE_EXIT, except the object is caller managed. This is intended to be + * used when the caller might want to cancel the ScopeExit. + */ +#define SCOPE_GUARD(body) detail::ScopeExit([&]() body) |