void lua_script_error_ptp(int runtime, const char *err) {
if(runtime) {
ptp_script_write_error_msg(PTP_CHDK_S_ERRTYPE_RUN, err);
script_end();
} else {
ptp_script_write_error_msg(PTP_CHDK_S_ERRTYPE_COMPILE, err);
lua_script_reset();
}
}
static int lua_script_start( char const* script )
{
L = lua_open();
luaL_openlibs( L );
register_lua_funcs( L );
Lt = lua_newthread( L );
lua_setfield( L, LUA_REGISTRYINDEX, "Lt" );
if( luaL_loadstring( Lt, script ) != 0 ) {
script_console_add_line( lua_tostring( Lt, -1 ) );
lua_script_reset( L );
return 0;
}
lua_sethook(Lt, lua_count_hook, LUA_MASKCOUNT, 1000 );
return 1;
}
void script_end()
{
script_print_screen_end();
if( L ) {
lua_script_reset( L );
}
else {
ubasic_end();
}
md_close_motion_detector();
shot_histogram_set(0);
if (conf.alt_prevent_shutdown != ALT_PREVENT_SHUTDOWN_NO) {
disable_shutdown();
}
kbd_key_release_all();
state_kbd_script_run = 0;
vid_bitmap_refresh();
}
void lua_script_error(lua_State *Lt,int runtime)
{
const char *err = lua_tostring( Lt, -1 );
script_console_add_line( err );
if(lua_script_is_ptp) {
#ifdef CAM_CHDK_PTP
lua_script_error_ptp(runtime,err);
#endif
} else {
if(runtime) {
if(conf.debug_lua_restart_on_error) {
lua_script_reset();
script_start_gui(0);
} else {
script_wait_and_end();
}
} else {
script_print_screen_end();
script_wait_and_end();
}
}
}
void process_script()
{
long t;
int Lres;
// process stack operations
if (kbd_int_stack_ptr){
switch (KBD_STACK_PREV(1)){
case SCRIPT_MOTION_DETECTOR:
if(md_detect_motion()==0){
kbd_int_stack_ptr-=1;
if (L)
{
// We need to recover the motion detector's
// result from ubasic variable 0 and push
// it onto the thread's stack. -- AUJ
lua_pushnumber( Lt, ubasic_get_variable(0) );
}
}
return;
case SCRIPT_PRESS:
kbd_key_press(KBD_STACK_PREV(2));
kbd_int_stack_ptr-=2; // pop op.
return;
case SCRIPT_RELEASE:
kbd_key_release(KBD_STACK_PREV(2));
kbd_int_stack_ptr-=2; // pop op.
return;
case SCRIPT_SLEEP:
t = get_tick_count();
// FIXME take care if overflow occurs
if (delay_target_ticks == 0){
/* setup timer */
delay_target_ticks = t+KBD_STACK_PREV(2);
} else {
if (delay_target_ticks <= t){
delay_target_ticks = 0;
kbd_int_stack_ptr-=2; // pop sleep op.
}
}
return;
case SCRIPT_PR_WAIT_SAVE:
state_shooting_progress = SHOOTING_PROGRESS_NONE;
state_expos_recalculated = 0;
histogram_stop();
kbd_int_stack_ptr-=1; // pop op.
return;
case SCRIPT_WAIT_SAVE:{
if (state_shooting_progress == SHOOTING_PROGRESS_DONE)
kbd_int_stack_ptr-=1; // pop op.
return;
}
case SCRIPT_WAIT_FLASH:{
if (shooting_is_flash_ready())
kbd_int_stack_ptr-=1; // pop op.
return;
}
case SCRIPT_WAIT_EXPHIST:{
if (state_expos_recalculated) {
kbd_int_stack_ptr-=1; // pop op.
state_expos_under = under_exposed;
state_expos_over = over_exposed;
}
return;
}
case SCRIPT_PR_WAIT_EXPHIST: {
if (shooting_in_progress() || mvideo) {
state_expos_recalculated = 0;
histogram_restart();
kbd_int_stack_ptr-=1; // pop op.
}
return;
}
case SCRIPT_WAIT_CLICK: {
t = get_tick_count();
if (delay_target_ticks == 0){
/* setup timer */
delay_target_ticks = t+((KBD_STACK_PREV(2))?KBD_STACK_PREV(2):86400000);
} else {
kbd_last_clicked = kbd_get_clicked_key();
if (kbd_last_clicked || delay_target_ticks <= t) {
if (!kbd_last_clicked)
kbd_last_clicked=0xFFFF;
delay_target_ticks = 0;
kbd_int_stack_ptr-=2; // pop op.
}
}
return;
}
default:
/*finished();*/
script_end();
}
}
if (state_kbd_script_run != 3)
{
if( L ) {
int top;
if (state_lua_kbd_first_call_to_resume)
{
state_lua_kbd_first_call_to_resume = 0;
top = 0;
}
else
{
top = lua_gettop(Lt);
}
Lres = lua_resume( Lt, top );
if (Lres != LUA_YIELD && Lres != 0) {
script_console_add_line( lua_tostring( Lt, -1 ) );
if(conf.debug_lua_restart_on_error){
lua_script_reset( L );
script_start(0);
} else {
wait_and_end();
}
return;
}
if (Lres != LUA_YIELD) {
script_console_add_line(lang_str(LANG_CONSOLE_TEXT_FINISHED));
script_end();
}
}
else {
ubasic_run();
if (ubasic_finished()) {
script_console_add_line(lang_str(LANG_CONSOLE_TEXT_FINISHED));
script_end();
}
}
}
}
