241 lines
2.9 KiB
HTML
241 lines
2.9 KiB
HTML
<HTML
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><HEAD
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><TITLE
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>SDL_CreateMutex</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.64
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"><LINK
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REL="HOME"
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TITLE="SDL Library Documentation"
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TITLE="Multi-threaded Programming"
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TITLE="SDL_KillThread"
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HREF="sdlkillthread.html"><LINK
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REL="NEXT"
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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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WIDTH="10%"
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HREF="sdldestroymutex.html"
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>Next</A
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></TD
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><H1
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><A
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NAME="SDLCREATEMUTEX"
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>SDL_CreateMutex</A
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></H1
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><DIV
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CLASS="REFNAMEDIV"
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><A
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NAME="AEN7271"
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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="AEN7274"
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></A
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><H2
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>Synopsis</H2
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><DIV
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CLASS="FUNCSYNOPSIS"
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><A
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NAME="AEN7275"
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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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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN7281"
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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="AEN7284"
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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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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN7287"
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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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></A
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></P
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></DIV
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HREF="sdlkillthread.html"
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>Prev</A
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>Next</A
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>SDL_KillThread</TD
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> |