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249 lines
3.0 KiB
249 lines
3.0 KiB
<HTML |
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>SDL_CreateMutex</TITLE |
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TITLE="SDL_KillThread" |
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TITLE="SDL_DestroyMutex" |
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HREF="sdldestroymutex.html"></HEAD |
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>SDL Library Documentation</TH |
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><H1 |
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><A |
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NAME="SDLCREATEMUTEX" |
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></A |
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>SDL_CreateMutex</H1 |
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><DIV |
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CLASS="REFNAMEDIV" |
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><A |
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NAME="AEN7820" |
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></A |
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><H2 |
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>Name</H2 |
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>SDL_CreateMutex -- Create a mutex</DIV |
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><DIV |
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CLASS="REFSYNOPSISDIV" |
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><A |
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NAME="AEN7823" |
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></A |
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><H2 |
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>Synopsis</H2 |
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CLASS="FUNCSYNOPSIS" |
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><A |
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NAME="AEN7824" |
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></A |
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><P |
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></P |
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><PRE |
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CLASS="FUNCSYNOPSISINFO" |
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>#include "SDL.h" |
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#include "SDL_thread.h"</PRE |
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><P |
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><CODE |
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><CODE |
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CLASS="FUNCDEF" |
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>SDL_mutex *<B |
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CLASS="FSFUNC" |
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>SDL_CreateMutex</B |
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></CODE |
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>(void);</CODE |
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></P |
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><P |
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></P |
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><DIV |
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CLASS="REFSECT1" |
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><A |
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NAME="AEN7830" |
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></A |
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><H2 |
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>Description</H2 |
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><P |
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>Create a new, unlocked mutex.</P |
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></DIV |
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><DIV |
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CLASS="REFSECT1" |
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><A |
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NAME="AEN7833" |
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></A |
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><H2 |
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>Examples</H2 |
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><PRE |
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CLASS="PROGRAMLISTING" |
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>SDL_mutex *mut; |
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mut=SDL_CreateMutex(); |
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. |
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. |
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if(SDL_mutexP(mut)==-1){ |
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fprintf(stderr, "Couldn't lock mutex\n"); |
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exit(-1); |
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} |
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. |
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/* Do stuff while mutex is locked */ |
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. |
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. |
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if(SDL_mutexV(mut)==-1){ |
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fprintf(stderr, "Couldn't unlock mutex\n"); |
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exit(-1); |
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} |
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SDL_DestroyMutex(mut); </PRE |
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><A |
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NAME="AEN7836" |
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></A |
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><H2 |
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>See Also</H2 |
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><P |
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><A |
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HREF="sdlmutexp.html" |
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><TT |
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CLASS="FUNCTION" |
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>SDL_mutexP</TT |
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></A |
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>, |
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<A |
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HREF="sdlmutexv.html" |
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><TT |
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CLASS="FUNCTION" |
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>SDL_mutexV</TT |
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></A |
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>, |
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<A |
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HREF="sdldestroymutex.html" |
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><TT |
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CLASS="FUNCTION" |
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>SDL_DestroyMutex</TT |
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>SDL_KillThread</TD |
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>SDL_DestroyMutex</TD |
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