📄 sdlcondwaittimeout.html

📁 VC5.6.7的一个扩展库。跟DirectX的功能差不多。
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<HTML><HEAD><TITLE>SDL_CondWaitTimeout</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="SDL Library Documentation"HREF="index.html"><LINKREL="UP"TITLE="Multi-threaded Programming"HREF="thread.html"><LINKREL="PREVIOUS"TITLE="SDL_CondWait"HREF="sdlcondwait.html"><LINKREL="NEXT"TITLE="Time"HREF="time.html"></HEAD><BODYCLASS="REFENTRY"BGCOLOR="#FFF8DC"TEXT="#000000"LINK="#0000ee"VLINK="#551a8b"ALINK="#ff0000"><DIVCLASS="NAVHEADER"><TABLESUMMARY="Header navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">SDL Library Documentation</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="sdlcondwait.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom"></TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="time.html"ACCESSKEY="N">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><H1><ANAME="SDLCONDWAITTIMEOUT"></A>SDL_CondWaitTimeout</H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN8393"></A><H2>Name</H2>SDL_CondWaitTimeout&nbsp;--&nbsp;Wait on a condition variable, with timeout</DIV><DIVCLASS="REFSYNOPSISDIV"><ANAME="AEN8396"></A><H2>Synopsis</H2><DIVCLASS="FUNCSYNOPSIS"><ANAME="AEN8397"></A><P></P><PRECLASS="FUNCSYNOPSISINFO">#include "SDL.h"#include "SDL_thread.h"</PRE><P><CODE><CODECLASS="FUNCDEF">int <BCLASS="FSFUNC">SDL_CondWaitTimeout</B></CODE>(SDL_cond *cond, SDL_mutex *mutex, Uint32 ms);</CODE></P><P></P></DIV></DIV><DIVCLASS="REFSECT1"><ANAME="AEN8403"></A><H2>Description</H2><P>Wait on the condition variable <TTCLASS="PARAMETER"><I>cond</I></TT> for, at most, <TTCLASS="PARAMETER"><I>ms</I></TT> milliseconds. <TTCLASS="PARAMETER"><I>mut</I></TT> is unlocked so it must be locked when the function is called. Returns <TTCLASS="LITERAL">SDL_MUTEX_TIMEDOUT</TT> if the condition is not signalled in the allotted time, <SPANCLASS="RETURNVALUE">0</SPAN> if it was signalled or <SPANCLASS="RETURNVALUE">-1</SPAN> on an error.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN8412"></A><H2>See Also</H2><P><AHREF="sdlcondwait.html"><TTCLASS="FUNCTION">SDL_CondWait</TT></A></P></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLESUMMARY="Footer navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="sdlcondwait.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="index.html"ACCESSKEY="H">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="time.html"ACCESSKEY="N">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">SDL_CondWait</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="thread.html"ACCESSKEY="U">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">Time</TD></TR></TABLE></DIV></BODY></HTML>
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