+/// Reads a line from POSIX stdin or the Windows console
+char *Sys_ConsoleInput(void)
+{
+ static char text[MAX_INPUTLINE];
+ static unsigned int len = 0;
+#ifdef WIN32
+ int c;
+
+ // read a line out
+ while (_kbhit ())
+ {
+ c = _getch ();
+ if (c == '\r')
+ {
+ text[len] = '\0';
+ _putch ('\n');
+ len = 0;
+ return text;
+ }
+ if (c == '\b')
+ {
+ if (len)
+ {
+ _putch (c);
+ _putch (' ');
+ _putch (c);
+ len--;
+ }
+ continue;
+ }
+ if (len < sizeof (text) - 1)
+ {
+ _putch (c);
+ text[len] = c;
+ len++;
+ }
+ }
+#else
+ fd_set fdset;
+ struct timeval timeout;
+ FD_ZERO(&fdset);
+ FD_SET(0, &fdset); // stdin
+ timeout.tv_sec = 0;
+ timeout.tv_usec = 0;
+ if (select (1, &fdset, NULL, NULL, &timeout) != -1 && FD_ISSET(0, &fdset))
+ {
+ len = read (0, text, sizeof(text) - 1);
+ if (len >= 1)
+ {
+ // rip off the \n and terminate
+ // div0: WHY? console code can deal with \n just fine
+ // this caused problems with pasting stuff into a terminal window
+ // so, not ripping off the \n, but STILL keeping a NUL terminator
+ text[len] = 0;
+ return text;
+ }
+ }
+#endif
+ return NULL;
+}
+
+
+/*
+===============================================================================
+
+Startup and Shutdown
+
+===============================================================================
+*/
+
+void Sys_Error (const char *error, ...)
+{
+ va_list argptr;
+ char string[MAX_INPUTLINE];
+
+// change stdin to non blocking
+#ifndef WIN32
+ fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~O_NONBLOCK);
+#endif
+
+ va_start (argptr,error);
+ dpvsnprintf (string, sizeof (string), error, argptr);
+ va_end (argptr);
+
+ Con_Printf(CON_ERROR "Engine Error: %s\n", string);
+
+ // don't want a dead window left blocking the OS UI or the crash dialog
+ Host_Shutdown();
+
+ Sys_SDL_Dialog("Engine Error", string);
+
+ exit (1);
+}
+