Danny Robson
058a86ba05
CloseHandle, close, and memory mapping interact poorly so it's a little safer to dup the fd before taking ownership of it.
83 lines
1.7 KiB
C++
83 lines
1.7 KiB
C++
#include "handle.hpp"
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#include "except.hpp"
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using cruft::win32::handle;
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///////////////////////////////////////////////////////////////////////////////
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handle::handle ():
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m_native (INVALID_HANDLE_VALUE)
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{ ; }
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//-----------------------------------------------------------------------------
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handle::handle (HANDLE &&h):
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m_native (h)
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{ ; }
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//-----------------------------------------------------------------------------
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handle::handle (handle &&rhs):
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m_native (rhs.m_native)
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{
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rhs.m_native = nullptr;
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}
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//-----------------------------------------------------------------------------
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handle::handle (posix::fd &&rhs):
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m_native (reinterpret_cast<HANDLE> (_get_osfhandle (rhs.release ())))
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{
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win32::error::try_value (m_native);
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}
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//-----------------------------------------------------------------------------
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handle::~handle ()
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{
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if (m_native != INVALID_HANDLE_VALUE)
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CloseHandle (m_native);
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}
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///////////////////////////////////////////////////////////////////////////////
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handle::operator HANDLE& (void) &
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{
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return native ();
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}
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//-----------------------------------------------------------------------------
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HANDLE&
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handle::native (void) &
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{
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return m_native;
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}
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//-----------------------------------------------------------------------------
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const HANDLE&
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handle::native (void) const &
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{
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return m_native;
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}
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///////////////////////////////////////////////////////////////////////////////
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void
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handle::reset (HANDLE rhs)
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{
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if (m_native != INVALID_HANDLE_VALUE)
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CloseHandle (m_native);
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m_native = rhs;
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}
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///////////////////////////////////////////////////////////////////////////////
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handle
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handle::current_process (void)
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{
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return handle (GetCurrentProcess ());
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}
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