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  72 ><A
  73 NAME="SDLWASINIT"
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  75 >SDL_WasInit</H1
  76 ><DIV
  77 CLASS="REFNAMEDIV"
  78 ><A
  79 NAME="AEN617"
  80 ></A
  81 ><H2
  82 >Name</H2
  83 >SDL_WasInit&nbsp;--&nbsp;Check which subsystems are initialized</DIV
  84 ><DIV
  85 CLASS="REFSYNOPSISDIV"
  86 ><A
  87 NAME="AEN620"
  88 ></A
  89 ><H2
  90 >Synopsis</H2
  91 ><DIV
  92 CLASS="FUNCSYNOPSIS"
  93 ><A
  94 NAME="AEN621"
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  96 ><P
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  98 ><PRE
  99 CLASS="FUNCSYNOPSISINFO"
 100 >#include "SDL.h"</PRE
 101 ><P
 102 ><CODE
 103 ><CODE
 104 CLASS="FUNCDEF"
 105 >Uint32 <B
 106 CLASS="FSFUNC"
 107 >SDL_WasInit</B
 108 ></CODE
 109 >(Uint32 flags);</CODE
 110 ></P
 111 ><P
 112 ></P
 113 ></DIV
 114 ></DIV
 115 ><DIV
 116 CLASS="REFSECT1"
 117 ><A
 118 NAME="AEN627"
 119 ></A
 120 ><H2
 121 >Description</H2
 122 ><P
 123 ><TT
 124 CLASS="FUNCTION"
 125 >SDL_WasInit</TT
 126 > allows you to see which SDL subsytems have been <A
 127 HREF="sdlinit.html"
 128 >initialized</A
 129 >. <TT
 130 CLASS="PARAMETER"
 131 ><I
 132 >flags</I
 133 ></TT
 134 > is a bitwise OR'd combination of the subsystems you wish to check (see <A
 135 HREF="sdlinit.html"
 136 ><TT
 137 CLASS="FUNCTION"
 138 >SDL_Init</TT
 139 ></A
 140 > for a list of subsystem flags).</P
 141 ></DIV
 142 ><DIV
 143 CLASS="REFSECT1"
 144 ><A
 145 NAME="AEN635"
 146 ></A
 147 ><H2
 148 >Return Value</H2
 149 ><P
 150 ><TT
 151 CLASS="FUNCTION"
 152 >SDL_WasInit</TT
 153 > returns a bitwised OR'd combination of the initialized subsystems.</P
 154 ></DIV
 155 ><DIV
 156 CLASS="REFSECT1"
 157 ><A
 158 NAME="AEN639"
 159 ></A
 160 ><H2
 161 >Examples</H2
 162 ><PRE
 163 CLASS="PROGRAMLISTING"
 164 >&#13;/* Here are several ways you can use SDL_WasInit() */
 165
 166 /* Get init data on all the subsystems */
 167 Uint32 subsystem_init;
 168
 169 subsystem_init=SDL_WasInit(SDL_INIT_EVERYTHING);
 170
 171 if(subsystem_init&#38;SDL_INIT_VIDEO)
 172   printf("Video is initialized.\n");
 173 else
 174   printf("Video is not initialized.\n");
 175
 176
 177
 178 /* Just check for one specfic subsystem */
 179
 180 if(SDL_WasInit(SDL_INIT_VIDEO)!=0)
 181   printf("Video is initialized.\n");
 182 else
 183   printf("Video is not initialized.\n");
 184
 185
 186
 187
 188 /* Check for two subsystems */
 189
 190 Uint32 subsystem_mask=SDL_INIT_VIDEO|SDL_INIT_AUDIO;
 191
 192 if(SDL_WasInit(subsystem_mask)==subsystem_mask)
 193   printf("Video and Audio initialized.\n");
 194 else
 195   printf("Video and Audio not initialized.\n");&#13;</PRE
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 198 CLASS="REFSECT1"
 199 ><A
 200 NAME="AEN642"
 201 ></A
 202 ><H2
 203 >See Also</H2
 204 ><P
 205 ><A
 206 HREF="sdlinit.html"
 207 ><TT
 208 CLASS="FUNCTION"
 209 >SDL_Init</TT
 210 ></A
 211 >,
 212 <A
 213 HREF="sdlinitsubsystem.html"
 214 ><TT
 215 CLASS="FUNCTION"
 216 >SDL_Subsystem</TT
 217 ></A
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