60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
/* cygwait.h
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Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
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Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#pragma once
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#define WAIT_CANCELED (WAIT_OBJECT_0 + 2)
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#define WAIT_SIGNALED (WAIT_OBJECT_0 + 1)
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enum cw_wait_mask
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{
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cw_cancel = 0x0001,
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cw_cancel_self = 0x0002,
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cw_sig = 0x0004,
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cw_sig_eintr = 0x0008
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};
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extern LARGE_INTEGER cw_nowait_storage;
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#define cw_nowait (&cw_nowait_storage)
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#define cw_infinite ((PLARGE_INTEGER) NULL)
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const unsigned cw_std_mask = cw_cancel | cw_cancel_self | cw_sig;
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DWORD __reg3 cygwait (HANDLE, PLARGE_INTEGER timeout,
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unsigned = cw_std_mask);
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extern inline DWORD __attribute__ ((always_inline))
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cygwait (HANDLE h, DWORD howlong, unsigned mask)
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{
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LARGE_INTEGER li_howlong;
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PLARGE_INTEGER pli_howlong;
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if (howlong == INFINITE)
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pli_howlong = NULL;
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else
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{
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li_howlong.QuadPart = -(10000ULL * howlong);
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pli_howlong = &li_howlong;
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}
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return cygwait (h, pli_howlong, mask);
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}
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static inline DWORD __attribute__ ((always_inline))
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cygwait (HANDLE h, DWORD howlong = INFINITE)
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{
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return cygwait (h, howlong, cw_cancel | cw_sig);
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}
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static inline DWORD __attribute__ ((always_inline))
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cygwait (DWORD howlong)
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{
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return cygwait (NULL, howlong);
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}
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