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Kernel: Yet more work on bringing up POSIX SHM.

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This commit is contained in:
Andreas Kling 2019-04-09 02:37:05 +02:00
parent d6ff64db00
commit 60a819c14a
7 changed files with 97 additions and 9 deletions
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8
Kernel/KResult.h
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@ -58,6 +58,14 @@ public:
T& value() { ASSERT(!m_is_error); return *reinterpret_cast<T*>(&m_storage); }
const T& value() const { ASSERT(!m_is_error); return *reinterpret_cast<T*>(&m_storage); }
T release_value()
{
ASSERT(!m_is_error);
T released_value = *reinterpret_cast<T*>(&m_storage);
value().~T();
return released_value;
}
private:
char m_storage[sizeof(T)] __attribute__((aligned(sizeof(T))));
KResult m_error;