docs/html/sdlcondwait.html

   1 <HTML
   2 ><HEAD
   3 ><TITLE
   4 >SDL_CondWait</TITLE
   5 ><META
   6 NAME="GENERATOR"
   7 CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+
   8 "><LINK
   9 REL="HOME"
  10 TITLE="SDL Library Documentation"
  11 HREF="index.html"><LINK
  12 REL="UP"
  13 TITLE="Multi-threaded Programming"
  14 HREF="thread.html"><LINK
  15 REL="PREVIOUS"
  16 TITLE="SDL_CondBroadcast"
  17 HREF="sdlcondbroadcast.html"><LINK
  18 REL="NEXT"
  19 TITLE="SDL_CondWaitTimeout"
  20 HREF="sdlcondwaittimeout.html"></HEAD
  21 ><BODY
  22 CLASS="REFENTRY"
  23 BGCOLOR="#FFF8DC"
  24 TEXT="#000000"
  25 LINK="#0000ee"
  26 VLINK="#551a8b"
  27 ALINK="#ff0000"
  28 ><DIV
  29 CLASS="NAVHEADER"
  30 ><TABLE
  31 SUMMARY="Header navigation table"
  32 WIDTH="100%"
  33 BORDER="0"
  34 CELLPADDING="0"
  35 CELLSPACING="0"
  36 ><TR
  37 ><TH
  38 COLSPAN="3"
  39 ALIGN="center"
  40 >SDL Library Documentation</TH
  41 ></TR
  42 ><TR
  43 ><TD
  44 WIDTH="10%"
  45 ALIGN="left"
  46 VALIGN="bottom"
  47 ><A
  48 HREF="sdlcondbroadcast.html"
  49 ACCESSKEY="P"
  50 >Prev</A
  51 ></TD
  52 ><TD
  53 WIDTH="80%"
  54 ALIGN="center"
  55 VALIGN="bottom"
  56 ></TD
  57 ><TD
  58 WIDTH="10%"
  59 ALIGN="right"
  60 VALIGN="bottom"
  61 ><A
  62 HREF="sdlcondwaittimeout.html"
  63 ACCESSKEY="N"
  64 >Next</A
  65 ></TD
  66 ></TR
  67 ></TABLE
  68 ><HR
  69 ALIGN="LEFT"
  70 WIDTH="100%"></DIV
  71 ><H1
  72 ><A
  73 NAME="SDLCONDWAIT"
  74 ></A
  75 >SDL_CondWait</H1
  76 ><DIV
  77 CLASS="REFNAMEDIV"
  78 ><A
  79 NAME="AEN8364"
  80 ></A
  81 ><H2
  82 >Name</H2
  83 >SDL_CondWait&nbsp;--&nbsp;Wait on a condition variable</DIV
  84 ><DIV
  85 CLASS="REFSYNOPSISDIV"
  86 ><A
  87 NAME="AEN8367"
  88 ></A
  89 ><H2
  90 >Synopsis</H2
  91 ><DIV
  92 CLASS="FUNCSYNOPSIS"
  93 ><A
  94 NAME="AEN8368"
  95 ></A
  96 ><P
  97 ></P
  98 ><PRE
  99 CLASS="FUNCSYNOPSISINFO"
 100 >#include "SDL.h"
 101 #include "SDL_thread.h"</PRE
 102 ><P
 103 ><CODE
 104 ><CODE
 105 CLASS="FUNCDEF"
 106 >int <B
 107 CLASS="FSFUNC"
 108 >SDL_CondWait</B
 109 ></CODE
 110 >(SDL_cond *cond, SDL_mutex *mut);</CODE
 111 ></P
 112 ><P
 113 ></P
 114 ></DIV
 115 ></DIV
 116 ><DIV
 117 CLASS="REFSECT1"
 118 ><A
 119 NAME="AEN8374"
 120 ></A
 121 ><H2
 122 >Description</H2
 123 ><P
 124 >Wait on the condition variable <TT
 125 CLASS="PARAMETER"
 126 ><I
 127 >cond</I
 128 ></TT
 129 > and unlock the provided mutex. The mutex must the locked before entering this function. Returns <SPAN
 130 CLASS="RETURNVALUE"
 131 >0</SPAN
 132 > when it is signalled, or <SPAN
 133 CLASS="RETURNVALUE"
 134 >-1</SPAN
 135 > on an error.</P
 136 ></DIV
 137 ><DIV
 138 CLASS="REFSECT1"
 139 ><A
 140 NAME="AEN8380"
 141 ></A
 142 ><H2
 143 >See Also</H2
 144 ><P
 145 ><A
 146 HREF="sdlcondwaittimeout.html"
 147 ><TT
 148 CLASS="FUNCTION"
 149 >SDL_CondWaitTimeout</TT
 150 ></A
 151 >,
 152 <A
 153 HREF="sdlcondsignal.html"
 154 ><TT
 155 CLASS="FUNCTION"
 156 >SDL_CondSignal</TT
 157 ></A
 158 >,
 159 <A
 160 HREF="sdlmutexp.html"
 161 ><TT
 162 CLASS="FUNCTION"
 163 >SDL_mutexP</TT
 164 ></A
 165 ></P
 166 ></DIV
 167 ><DIV
 168 CLASS="NAVFOOTER"
 169 ><HR
 170 ALIGN="LEFT"
 171 WIDTH="100%"><TABLE
 172 SUMMARY="Footer navigation table"
 173 WIDTH="100%"
 174 BORDER="0"
 175 CELLPADDING="0"
 176 CELLSPACING="0"
 177 ><TR
 178 ><TD
 179 WIDTH="33%"
 180 ALIGN="left"
 181 VALIGN="top"
 182 ><A
 183 HREF="sdlcondbroadcast.html"
 184 ACCESSKEY="P"
 185 >Prev</A
 186 ></TD
 187 ><TD
 188 WIDTH="34%"
 189 ALIGN="center"
 190 VALIGN="top"
 191 ><A
 192 HREF="index.html"
 193 ACCESSKEY="H"
 194 >Home</A
 195 ></TD
 196 ><TD
 197 WIDTH="33%"
 198 ALIGN="right"
 199 VALIGN="top"
 200 ><A
 201 HREF="sdlcondwaittimeout.html"
 202 ACCESSKEY="N"
 203 >Next</A
 204 ></TD
 205 ></TR
 206 ><TR
 207 ><TD
 208 WIDTH="33%"
 209 ALIGN="left"
 210 VALIGN="top"
 211 >SDL_CondBroadcast</TD
 212 ><TD
 213 WIDTH="34%"
 214 ALIGN="center"
 215 VALIGN="top"
 216 ><A
 217 HREF="thread.html"
 218 ACCESSKEY="U"
 219 >Up</A
 220 ></TD
 221 ><TD
 222 WIDTH="33%"
 223 ALIGN="right"
 224 VALIGN="top"
 225 >SDL_CondWaitTimeout</TD
 226 ></TR
 227 ></TABLE
 228 ></DIV
 229 ></BODY
 230 ></HTML
 231 >