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91 lines
1.8 KiB
C++
91 lines
1.8 KiB
C++
// $Id: Flag_Manip.cpp 91368 2010-08-16 13:03:34Z mhengstmengel $
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#include "ace/Flag_Manip.h"
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#if defined (ACE_LACKS_FCNTL)
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# include "ace/OS_NS_stropts.h"
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# include "ace/OS_NS_errno.h"
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#endif /* ACE_LACKS_FCNTL */
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#if !defined (__ACE_INLINE__)
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#include "ace/Flag_Manip.inl"
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#endif /* __ACE_INLINE__ */
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#if defined (CYGWIN32)
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# include "ace/os_include/os_termios.h"
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#endif /* CYGWIN32 */
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ACE_BEGIN_VERSIONED_NAMESPACE_DECL
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// Flags are file status flags to turn on.
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int
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ACE::set_flags (ACE_HANDLE handle, int flags)
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{
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ACE_TRACE ("ACE::set_flags");
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#if defined (ACE_LACKS_FCNTL)
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switch (flags)
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{
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case ACE_NONBLOCK:
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// nonblocking argument (1)
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// blocking: (0)
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{
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int nonblock = 1;
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return ACE_OS::ioctl (handle, FIONBIO, &nonblock);
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}
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default:
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ACE_NOTSUP_RETURN (-1);
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}
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#else
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int val = ACE_OS::fcntl (handle, F_GETFL, 0);
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if (val == -1)
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return -1;
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// Turn on flags.
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ACE_SET_BITS (val, flags);
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if (ACE_OS::fcntl (handle, F_SETFL, val) == -1)
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return -1;
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else
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return 0;
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#endif /* ACE_LACKS_FCNTL */
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}
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// Flags are the file status flags to turn off.
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int
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ACE::clr_flags (ACE_HANDLE handle, int flags)
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{
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ACE_TRACE ("ACE::clr_flags");
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#if defined (ACE_LACKS_FCNTL)
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switch (flags)
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{
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case ACE_NONBLOCK:
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// nonblocking argument (1)
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// blocking: (0)
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{
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int nonblock = 0;
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return ACE_OS::ioctl (handle, FIONBIO, &nonblock);
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}
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default:
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ACE_NOTSUP_RETURN (-1);
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}
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#else
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int val = ACE_OS::fcntl (handle, F_GETFL, 0);
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if (val == -1)
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return -1;
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// Turn flags off.
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ACE_CLR_BITS (val, flags);
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if (ACE_OS::fcntl (handle, F_SETFL, val) == -1)
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return -1;
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else
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return 0;
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#endif /* ACE_LACKS_FCNTL */
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}
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ACE_END_VERSIONED_NAMESPACE_DECL
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