/
sdlcondwait.html
231 lines (231 loc) · 2.95 KB
1
2
3
4
5
6
<HTML
><HEAD
><TITLE
>SDL_CondWait</TITLE
><META
NAME="GENERATOR"
7
CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
"><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_CondBroadcast"
HREF="sdlcondbroadcast.html"><LINK
REL="NEXT"
TITLE="SDL_CondWaitTimeout"
HREF="sdlcondwaittimeout.html"></HEAD
><BODY
CLASS="REFENTRY"
BGCOLOR="#FFF8DC"
TEXT="#000000"
LINK="#0000ee"
VLINK="#551a8b"
ALINK="#ff0000"
><DIV
CLASS="NAVHEADER"
><TABLE
31
SUMMARY="Header navigation table"
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
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="sdlcondbroadcast.html"
49
ACCESSKEY="P"
50
51
52
53
54
55
56
57
58
59
60
61
62
>Prev</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="sdlcondwaittimeout.html"
63
ACCESSKEY="N"
64
65
66
67
68
69
70
71
72
73
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="SDLCONDWAIT"
74
75
></A
>SDL_CondWait</H1
76
77
78
><DIV
CLASS="REFNAMEDIV"
><A
79
NAME="AEN8364"
80
81
82
83
84
85
86
></A
><H2
>Name</H2
>SDL_CondWait -- Wait on a condition variable</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
87
NAME="AEN8367"
88
89
90
91
92
93
></A
><H2
>Synopsis</H2
><DIV
CLASS="FUNCSYNOPSIS"
><A
94
NAME="AEN8368"
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
></A
><P
></P
><PRE
CLASS="FUNCSYNOPSISINFO"
>#include "SDL.h"
#include "SDL_thread.h"</PRE
><P
><CODE
><CODE
CLASS="FUNCDEF"
>int <B
CLASS="FSFUNC"
>SDL_CondWait</B
></CODE
>(SDL_cond *cond, SDL_mutex *mut);</CODE
></P
><P
></P
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
119
NAME="AEN8374"
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
></A
><H2
>Description</H2
><P
>Wait on the condition variable <TT
CLASS="PARAMETER"
><I
>cond</I
></TT
> and unlock the provided mutex. The mutex must the locked before entering this function. Returns <SPAN
CLASS="RETURNVALUE"
>0</SPAN
> when it is signalled, or <SPAN
CLASS="RETURNVALUE"
>-1</SPAN
> on an error.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
140
NAME="AEN8380"
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
></A
><H2
>See Also</H2
><P
><A
HREF="sdlcondwaittimeout.html"
><TT
CLASS="FUNCTION"
>SDL_CondWaitTimeout</TT
></A
>,
<A
HREF="sdlcondsignal.html"
><TT
CLASS="FUNCTION"
>SDL_CondSignal</TT
></A
>,
<A
HREF="sdlmutexp.html"
><TT
CLASS="FUNCTION"
>SDL_mutexP</TT
></A
></P
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
172
SUMMARY="Footer navigation table"
173
174
175
176
177
178
179
180
181
182
183
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="sdlcondbroadcast.html"
184
ACCESSKEY="P"
185
186
187
188
189
190
191
192
>Prev</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="index.html"
193
ACCESSKEY="H"
194
195
196
197
198
199
200
201
>Home</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="sdlcondwaittimeout.html"
202
ACCESSKEY="N"
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>SDL_CondBroadcast</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="thread.html"
218
ACCESSKEY="U"
219
220
221
222
223
224
225
226
227
228
229
230
231
>Up</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>SDL_CondWaitTimeout</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>