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authorSteve Kondik <shade@chemlab.org>2012-11-18 15:47:18 -0800
committerSteve Kondik <shade@chemlab.org>2012-11-18 15:47:18 -0800
commita546c7006355a7bd1df4267ee53d0bfa2c017c8c (patch)
tree01be0bf6c0d6968e1468ec9661fd52110f9b05a7 /distrib/sdl-1.2.15/docs/html/sdlsempost.html
parentbaf3d7830396202df5cc47bd7bcee109c319cdb3 (diff)
parent0f809250987b64f491bd3b4b73c0f0d33036a786 (diff)
downloadexternal_qemu-a546c7006355a7bd1df4267ee53d0bfa2c017c8c.zip
external_qemu-a546c7006355a7bd1df4267ee53d0bfa2c017c8c.tar.gz
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Merge branch 'jb-mr1-release' of https://android.googlesource.com/platform/external/qemu into mr1-staging
Change-Id: I8a4a71ac65b08e6e17f26c942f67a15b85211115
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+<HTML
+><HEAD
+><TITLE
+>SDL_SemPost</TITLE
+><META
+NAME="GENERATOR"
+CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+
+"><LINK
+REL="HOME"
+TITLE="SDL Library Documentation"
+HREF="index.html"><LINK
+REL="UP"
+TITLE="Multi-threaded Programming"
+HREF="thread.html"><LINK
+REL="PREVIOUS"
+TITLE="SDL_SemWaitTimeout"
+HREF="sdlsemwaittimeout.html"><LINK
+REL="NEXT"
+TITLE="SDL_SemValue"
+HREF="sdlsemvalue.html"></HEAD
+><BODY
+CLASS="REFENTRY"
+BGCOLOR="#FFF8DC"
+TEXT="#000000"
+LINK="#0000ee"
+VLINK="#551a8b"
+ALINK="#ff0000"
+><DIV
+CLASS="NAVHEADER"
+><TABLE
+SUMMARY="Header navigation table"
+WIDTH="100%"
+BORDER="0"
+CELLPADDING="0"
+CELLSPACING="0"
+><TR
+><TH
+COLSPAN="3"
+ALIGN="center"
+>SDL Library Documentation</TH
+></TR
+><TR
+><TD
+WIDTH="10%"
+ALIGN="left"
+VALIGN="bottom"
+><A
+HREF="sdlsemwaittimeout.html"
+ACCESSKEY="P"
+>Prev</A
+></TD
+><TD
+WIDTH="80%"
+ALIGN="center"
+VALIGN="bottom"
+></TD
+><TD
+WIDTH="10%"
+ALIGN="right"
+VALIGN="bottom"
+><A
+HREF="sdlsemvalue.html"
+ACCESSKEY="N"
+>Next</A
+></TD
+></TR
+></TABLE
+><HR
+ALIGN="LEFT"
+WIDTH="100%"></DIV
+><H1
+><A
+NAME="SDLSEMPOST"
+></A
+>SDL_SemPost</H1
+><DIV
+CLASS="REFNAMEDIV"
+><A
+NAME="AEN8170"
+></A
+><H2
+>Name</H2
+>SDL_SemPost&nbsp;--&nbsp;Unlock a semaphore.</DIV
+><DIV
+CLASS="REFSYNOPSISDIV"
+><A
+NAME="AEN8173"
+></A
+><H2
+>Synopsis</H2
+><DIV
+CLASS="FUNCSYNOPSIS"
+><A
+NAME="AEN8174"
+></A
+><P
+></P
+><PRE
+CLASS="FUNCSYNOPSISINFO"
+>#include "SDL.h"
+#include "SDL_thread.h"</PRE
+><P
+><CODE
+><CODE
+CLASS="FUNCDEF"
+>int <B
+CLASS="FSFUNC"
+>SDL_SemPost</B
+></CODE
+>(SDL_sem *sem);</CODE
+></P
+><P
+></P
+></DIV
+></DIV
+><DIV
+CLASS="REFSECT1"
+><A
+NAME="AEN8180"
+></A
+><H2
+>Description</H2
+><P
+><TT
+CLASS="FUNCTION"
+>SDL_SemPost</TT
+> unlocks the semaphore pointed to by
+<TT
+CLASS="PARAMETER"
+><I
+>sem</I
+></TT
+> and atomically increments the semaphores value.
+Threads that were blocking on the semaphore may be scheduled after this call
+succeeds.</P
+><P
+><TT
+CLASS="FUNCTION"
+>SDL_SemPost</TT
+> should be called after a semaphore is locked by a successful call to
+<A
+HREF="sdlsemwait.html"
+>SDL_SemWait</A
+>,
+<A
+HREF="sdlsemtrywait.html"
+>SDL_SemTryWait</A
+> or
+<A
+HREF="sdlsemwaittimeout.html"
+>SDL_SemWaitTimeout</A
+>.</P
+></DIV
+><DIV
+CLASS="REFSECT1"
+><A
+NAME="AEN8190"
+></A
+><H2
+>Return Value</H2
+><P
+>Returns <SPAN
+CLASS="RETURNVALUE"
+>0</SPAN
+> if successful or
+<SPAN
+CLASS="RETURNVALUE"
+>-1</SPAN
+> if there was an error (leaving the semaphore unchanged).</P
+></DIV
+><DIV
+CLASS="REFSECT1"
+><A
+NAME="AEN8195"
+></A
+><H2
+>Examples</H2
+><P
+><PRE
+CLASS="PROGRAMLISTING"
+>SDL_SemPost(my_sem);</PRE
+></P
+></DIV
+><DIV
+CLASS="REFSECT1"
+><A
+NAME="AEN8199"
+></A
+><H2
+>See Also</H2
+><P
+><A
+HREF="sdlcreatesemaphore.html"
+><TT
+CLASS="FUNCTION"
+>SDL_CreateSemaphore</TT
+></A
+>,
+<A
+HREF="sdldestroysemaphore.html"
+><TT
+CLASS="FUNCTION"
+>SDL_DestroySemaphore</TT
+></A
+>,
+<A
+HREF="sdlsemwait.html"
+><TT
+CLASS="FUNCTION"
+>SDL_SemWait</TT
+></A
+>,
+<A
+HREF="sdlsemtrywait.html"
+><TT
+CLASS="FUNCTION"
+>SDL_SemTryWait</TT
+></A
+>,
+<A
+HREF="sdlsemwaittimeout.html"
+><TT
+CLASS="FUNCTION"
+>SDL_SemWaitTimeout</TT
+></A
+>,
+<A
+HREF="sdlsemvalue.html"
+><TT
+CLASS="FUNCTION"
+>SDL_SemValue</TT
+></A
+></P
+></DIV
+><DIV
+CLASS="NAVFOOTER"
+><HR
+ALIGN="LEFT"
+WIDTH="100%"><TABLE
+SUMMARY="Footer navigation table"
+WIDTH="100%"
+BORDER="0"
+CELLPADDING="0"
+CELLSPACING="0"
+><TR
+><TD
+WIDTH="33%"
+ALIGN="left"
+VALIGN="top"
+><A
+HREF="sdlsemwaittimeout.html"
+ACCESSKEY="P"
+>Prev</A
+></TD
+><TD
+WIDTH="34%"
+ALIGN="center"
+VALIGN="top"
+><A
+HREF="index.html"
+ACCESSKEY="H"
+>Home</A
+></TD
+><TD
+WIDTH="33%"
+ALIGN="right"
+VALIGN="top"
+><A
+HREF="sdlsemvalue.html"
+ACCESSKEY="N"
+>Next</A
+></TD
+></TR
+><TR
+><TD
+WIDTH="33%"
+ALIGN="left"
+VALIGN="top"
+>SDL_SemWaitTimeout</TD
+><TD
+WIDTH="34%"
+ALIGN="center"
+VALIGN="top"
+><A
+HREF="thread.html"
+ACCESSKEY="U"
+>Up</A
+></TD
+><TD
+WIDTH="33%"
+ALIGN="right"
+VALIGN="top"
+>SDL_SemValue</TD
+></TR
+></TABLE
+></DIV
+></BODY
+></HTML
+> \ No newline at end of file