Initial revision

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401

docs/man3/SDL_WasInit.3

@@ -0,0 +1,63 @@
+.TH "SDL_WasInit" "3" "Mon 12 Mar 2001, 01:03" "SDL" "SDL API Reference" 
+.SH "NAME"
+SDL_WasInit\- Check which subsystems are initialized
+.SH "SYNOPSIS"
+.PP
+\fB#include "SDL\&.h"
+.sp
+\fBUint32 \fBSDL_WasInit\fP\fR(\fBUint32 flags\fR);
+.SH "DESCRIPTION"
+.PP
+\fBSDL_WasInit\fP allows you to see which SDL subsytems have been \fIinitialized\fR\&. \fBflags\fR is a bitwise OR\&'d combination of the subsystems you wish to check (see \fI\fBSDL_Init\fP\fR for a list of subsystem flags)\&.
+.SH "RETURN VALUE"
+.PP
+\fBSDL_WasInit\fP returns a bitwised OR\&'d combination of the initialized subsystems\&.
+.SH "EXAMPLES"
+.PP
+.nf
+\f(CW
+/* Here are several ways you can use SDL_WasInit() */
+
+/* Get init data on all the subsystems */
+Uint32 subsystem_init;
+
+subsystem_init=SDL_WasInit(SDL_INIT_EVERYTHING);
+
+if(subsystem_init&SDL_INIT_VIDEO)
+  printf("Video is initialized\&.
+");
+else
+  printf("Video is not initialized\&.
+");
+
+
+
+/* Just check for one specfic subsystem */
+
+if(SDL_WasInit(SDL_INIT_VIDEO)!=0)
+  printf("Video is initialized\&.
+");
+else
+  printf("Video is not initialized\&.
+");
+
+
+
+
+/* Check for two subsystems */
+
+Uint32 subsystem_mask=SDL_INIT_VIDEO|SDL_INIT_AUDIO;
+
+if(SDL_WasInit(subsystem_mask)==subsystem_mask)
+  printf("Video and Audio initialized\&.
+");
+else
+  printf("Video and Audio not initialized\&.
+");
+\fR
+.fi
+.PP
+.SH "SEE ALSO"
+.PP
+\fI\fBSDL_Init\fP\fR, \fI\fBSDL_Subsystem\fP\fR
+...\" created by instant / docbook-to-man, Mon 12 Mar 2001, 01:03