/**
* Remote/parallel debugger line usage API.
* Return false for failed command, true for success.
*/
bool DebugUI_ParseLine(const char *input)
{
char *expanded;
int ret = 0;
DebugUI_Init();
/* returns new string if input needed expanding! */
expanded = DebugUI_EvaluateExpressions(input);
if (expanded)
{
fprintf(stderr, "> %s\n", expanded);
ret = DebugUI_ParseCommand(expanded);
free(expanded);
DebugCpu_SetDebugging();
DebugDsp_SetDebugging();
}
return (ret == DEBUGGER_CMDDONE);
}
/**
* Debugger user interface main function.
*/
void DebugUI(debug_reason_t reason)
{
int cmdret, alertLevel;
char *expCmd, *psCmd = NULL;
static const char *welcome =
"\n----------------------------------------------------------------------"
"\nYou have entered debug mode. Type c to continue emulation, h for help.\n";
History_Mark(reason);
if (bInFullScreen)
Screen_ReturnFromFullScreen();
/* Make sure mouse isn't grabbed regardless of where
* this is invoked from. E.g. returning from fullscreen
* enables grab if that was enabled on windowed mode.
*/
SDL_WM_GrabInput(SDL_GRAB_OFF);
DebugUI_Init();
if (welcome)
{
fputs(welcome, stderr);
welcome = NULL;
}
DebugCpu_InitSession();
DebugDsp_InitSession();
Symbols_LoadCurrentProgram();
DebugInfo_ShowSessionInfo();
/* override paused message so that user knows to look into console
* on how to continue in case he invoked the debugger by accident.
*/
Statusbar_AddMessage("Console Debugger", 100);
Statusbar_Update(sdlscrn, true);
/* disable normal GUI alerts while on console */
alertLevel = Log_SetAlertLevel(LOG_FATAL);
cmdret = DEBUGGER_CMDDONE;
do
{
/* Read command from the keyboard and give previous
* command for freeing / adding to history
*/
psCmd = DebugUI_GetCommand(psCmd);
if (!psCmd)
break;
/* returns new expression expanded string */
if (!(expCmd = DebugUI_EvaluateExpressions(psCmd)))
continue;
/* Parse and execute the command string */
cmdret = DebugUI_ParseCommand(expCmd);
free(expCmd);
}
while (cmdret != DEBUGGER_END);
/* free exit command */
DebugUI_FreeCommand(psCmd);
Log_SetAlertLevel(alertLevel);
DebugUI_SetLogDefault();
DebugCpu_SetDebugging();
DebugDsp_SetDebugging();
}
/**
* Initialise emulation
*/
static void Main_Init(void)
{
/* Open debug log file */
if (!Log_Init())
{
fprintf(stderr, "Logging/tracing initialization failed\n");
exit(-1);
}
Log_Printf(LOG_INFO, PROG_NAME ", compiled on: " __DATE__ ", " __TIME__ "\n");
/* Init SDL's video subsystem. Note: Audio and joystick subsystems
will be initialized later (failures there are not fatal). */
if (SDL_Init(SDL_INIT_VIDEO | Opt_GetNoParachuteFlag()) < 0)
{
fprintf(stderr, "Could not initialize the SDL library:\n %s\n", SDL_GetError() );
exit(-1);
}
ClocksTimings_InitMachine ( ConfigureParams.System.nMachineType );
Resolution_Init();
SDLGui_Init();
Screen_Init();
Main_SetTitle(NULL);
// HostScreen_Init();
DSP_Init();
// Floppy_Init();
M68000_Init(); /* Init CPU emulation */
// Audio_Init();
// DmaSnd_Init();
Keymap_Init();
/* call menu at startup */
if (!File_Exists(sConfigFileName) || ConfigureParams.ConfigDialog.bShowConfigDialogAtStartup)
Dialog_DoProperty();
else
Dialog_CheckFiles();
if (bQuitProgram)
{
SDL_Quit();
exit(-2);
}
// const char *err_msg;
//
// while ((err_msg=Reset_Cold())!=NULL)
// {
// DlgMissing_Rom();
// if (bQuitProgram) {
// Main_RequestQuit();
// break;
// }
// }
Reset_Cold();
// if (bQuitProgram) {
// SDL_Quit();
// exit(-2);
// }
IoMem_Init();
/* done as last, needs CPU & DSP running... */
DebugUI_Init();
}