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util/ScopeExit: use std::exchange()

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This commit is contained in:
Max Kellermann 2023-05-22 14:44:32 +02:00
parent 70b451db7b
commit 7a99a7008c
1 changed files with 2 additions and 3 deletions
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5
src/util/ScopeExit.hxx
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@ -43,9 +43,8 @@ public:
explicit ScopeExitGuard(F &&f) noexcept:F(std::forward<F>(f)) {} explicit ScopeExitGuard(F &&f) noexcept:F(std::forward<F>(f)) {}
ScopeExitGuard(ScopeExitGuard &&src) noexcept ScopeExitGuard(ScopeExitGuard &&src) noexcept
:F(std::move(src)), enabled(src.enabled) { :F(std::move(src)),
src.enabled = false; enabled(std::exchange(src.enabled, false)) {}
}
/* destructors are "noexcept" by default; this explicit /* destructors are "noexcept" by default; this explicit
"noexcept" declaration allows the destructor to throw if "noexcept" declaration allows the destructor to throw if