/**
* @brief Errors out of the game.
* @note The error message should not have a newline - it's added inside of this function
* @note This function does never return
*/
void Sys_Error (const char *error, ...)
{
va_list argptr;
char string[1024];
Sys_Backtrace();
#ifdef COMPILE_UFO
Sys_ConsoleShutdown();
#endif
/* change stdin to non blocking */
fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
#ifdef COMPILE_MAP
Mem_Shutdown();
#endif
va_start(argptr,error);
Q_vsnprintf(string, sizeof(string), error, argptr);
va_end(argptr);
fprintf(stderr, "Error: %s\n", string);
exit(1);
}
/**
* @brief Callback for subsystem failures. Depending on the severity, we may try to
* recover, or we may shut the entire engine down and exit.
*/
static void Error(err_t err, const char *msg) {
if (quetoo.debug_mask & DEBUG_BREAKPOINT) {
SDL_TriggerBreakpoint();
}
Print(va("^1%s\n", msg));
if (err == ERROR_DROP && !jmp_set) {
err = ERROR_FATAL;
}
switch (err) {
case ERROR_DROP:
Sv_ShutdownServer(msg);
Cl_Disconnect();
quetoo.recursive_error = false;
longjmp(env, err);
break;
case ERROR_FATAL:
default:
Sys_Backtrace();
Shutdown(msg);
exit(err);
break;
}
}
/*
* The final exit point of the program under abnormal exit conditions.
*/
void Sys_Error(const char *error, ...) {
va_list args;
char string[MAX_STRING_CHARS];
Sys_Backtrace();
va_start(args, error);
vsnprintf(string, sizeof(string), error, args);
va_end(args);
fprintf(stderr, "ERROR: %s\n", string);
exit(1);
}
/*
* Sys_Signal
*
* Catch kernel interrupts and dispatch the appropriate exit routine.
*/
void Sys_Signal(int s) {
switch (s) {
case SIGHUP:
case SIGINT:
case SIGQUIT:
case SIGTERM:
Com_Print("Received signal %d, quitting...\n", s);
Sys_Quit();
break;
default:
Sys_Backtrace();
Sys_Error("Received signal %d.\n", s);
break;
}
}
/**
* @note Both client and server can use this, and it will
* do the appropriate things.
*/
void Com_Error (int code, const char* fmt, ...)
{
va_list argptr;
static char msg[MAXPRINTMSG];
static bool recursive = false;
if (recursive)
Sys_Error("recursive error after: %s", msg);
recursive = true;
va_start(argptr, fmt);
Q_vsnprintf(msg, sizeof(msg), fmt, argptr);
va_end(argptr);
switch (code) {
case ERR_DISCONNECT:
Com_Printf("%s\n", msg);
CL_Drop();
recursive = false;
Com_Drop();
case ERR_DROP:
Com_Printf("********************\n");
Com_Printf("ERROR: %s\n", msg);
Com_Printf("********************\n");
Sys_Backtrace();
SV_Shutdown("Server crashed.", false);
CL_Drop();
recursive = false;
Com_Drop();
default:
Com_Printf("%s\n", msg);
SV_Shutdown("Server fatal crashed", false);
/* send an receive net messages a last time */
NET_Wait(0);
FS_CloseFile(&logfile);
if (pipefile.f != nullptr) {
FS_CloseFile(&pipefile);
FS_RemoveFile(va("%s/%s", FS_Gamedir(), pipefile.name));
}
CL_Shutdown();
Qcommon_Shutdown();
Sys_Error("Shutdown");
}
}
void Sys_Error (const char *error, ...)
{
va_list argptr;
char text[1024];
Sys_Backtrace();
#ifdef COMPILE_MAP
Mem_Shutdown();
#endif
va_start(argptr, error);
Q_vsnprintf(text, sizeof(text), error, argptr);
va_end(argptr);
/* Echo to console */
Sys_ConsoleOutput("\n");
Sys_ConsoleOutput(text);
Sys_ConsoleOutput("\n");
/* Display the message and set a timer so we can flash the text */
SetWindowText(sys_console.hWndMsg, text);
SetTimer(sys_console.hWnd, 1, 1000, NULL);
sys_console.timerActive = true;
/* Show/hide everything we need */
ShowWindow(sys_console.hWndMsg, SW_SHOW);
ShowWindow(sys_console.hWndInput, SW_HIDE);
Sys_ShowConsole(true);
/* Wait for the user to quit */
while (1) {
Sys_ConsoleLoop(true);
/* Don't hog the CPU */
Sys_Sleep(25);
}
}