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1 <HTML
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2 ><HEAD
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3 ><TITLE
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4 >SDL_CondWait</TITLE
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.61
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35 ><TR
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39 >SDL Library Documentation</TH
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47 HREF="sdlcondbroadcast.html"
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48 >Prev</A
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56 WIDTH="10%"
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60 HREF="sdlcondwaittimeout.html"
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64 ></TABLE
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65 ><HR
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66 ALIGN="LEFT"
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67 WIDTH="100%"></DIV
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68 ><H1
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69 ><A
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70 NAME="SDLCONDWAIT"
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71 >SDL_CondWait</A
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72 ></H1
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73 ><DIV
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74 CLASS="REFNAMEDIV"
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75 ><A
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76 NAME="AEN7739"
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77 ></A
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78 ><H2
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79 >Name</H2
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80 >SDL_CondWait -- Wait on a condition variable</DIV
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81 ><DIV
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82 CLASS="REFSYNOPSISDIV"
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83 ><A
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84 NAME="AEN7742"
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85 ></A
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86 ><H2
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87 >Synopsis</H2
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88 ><DIV
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89 CLASS="FUNCSYNOPSIS"
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90 ><A
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91 NAME="AEN7743"
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92 ></A
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93 ><P
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94 ></P
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95 ><PRE
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96 CLASS="FUNCSYNOPSISINFO"
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97 >#include "SDL.h"
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98 #include "SDL_thread.h"</PRE
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99 ><P
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100 ><CODE
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101 ><CODE
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102 CLASS="FUNCDEF"
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103 >int <B
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104 CLASS="FSFUNC"
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105 >SDL_CondWait</B
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106 ></CODE
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107 >(SDL_cond *cond, SDL_mutex *mut);</CODE
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108 ></P
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109 ><P
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110 ></P
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111 ></DIV
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112 ></DIV
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113 ><DIV
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114 CLASS="REFSECT1"
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115 ><A
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116 NAME="AEN7749"
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117 ></A
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118 ><H2
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119 >Description</H2
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120 ><P
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121 >Wait on the condition variable <TT
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122 CLASS="PARAMETER"
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123 ><I
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124 >cond</I
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125 ></TT
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126 > and unlock the provided mutex. The mutex must the locked before entering this function. Returns <SPAN
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127 CLASS="RETURNVALUE"
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128 >0</SPAN
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129 > when it is signalled, or <SPAN
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130 CLASS="RETURNVALUE"
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131 >-1</SPAN
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132 > on an error.</P
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133 ></DIV
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134 ><DIV
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135 CLASS="REFSECT1"
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136 ><A
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137 NAME="AEN7755"
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138 ></A
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139 ><H2
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140 >See Also</H2
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141 ><P
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142 ><A
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143 HREF="sdlcondwaittimeout.html"
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144 ><TT
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145 CLASS="FUNCTION"
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146 >SDL_CondWaitTimeout</TT
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147 ></A
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148 >,
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149 <A
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150 HREF="sdlcondsignal.html"
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151 ><TT
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152 CLASS="FUNCTION"
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153 >SDL_CondSignal</TT
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154 ></A
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155 >,
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156 <A
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157 HREF="sdlmutexp.html"
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158 ><TT
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159 CLASS="FUNCTION"
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160 >SDL_mutexP</TT
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161 ></A
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162 ></P
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