- va_list argptr;
- char string[MAX_INPUTLINE];
-
-// change stdin to non blocking
-#ifndef WIN32
- fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
-#endif
-
- va_start (argptr,error);
- dpvsnprintf (string, sizeof (string), error, argptr);
- va_end (argptr);
-
- Con_Printf ("Quake Error: %s\n", string);
-
- Host_Shutdown ();
- exit (1);
-}
-
-void Sys_PrintToTerminal(const char *text)
-{
-#ifndef WIN32
- // BUG: for some reason, NDELAY also affects stdout (1) when used on stdin (0).
- int origflags = fcntl (1, F_GETFL, 0);
- fcntl (1, F_SETFL, origflags & ~FNDELAY);
-#endif
- while(*text)
- {
- int written = (int)write(1, text, (int)strlen(text));
- if(written <= 0)
- break; // sorry, I cannot do anything about this error - without an output
- text += written;
- }
-#ifndef WIN32
- fcntl (1, F_SETFL, origflags);
-#endif
- //fprintf(stdout, "%s", text);
-}
-
-double Sys_DoubleTime (void)
-{
- static int first = true;
- static double oldtime = 0.0, curtime = 0.0;
- double newtime;
- newtime = (double) SDL_GetTicks() / 1000.0;
-
-
- if (first)
- {
- first = false;
- oldtime = newtime;
- }
-
- if (newtime < oldtime)
- {
- // warn if it's significant
- if (newtime - oldtime < -0.01)
- Con_Printf("Sys_DoubleTime: time stepped backwards (went from %f to %f, difference %f)\n", oldtime, newtime, newtime - oldtime);
- }
- else
- curtime += newtime - oldtime;
- oldtime = newtime;
-
- return curtime;