void shell_delete(){
if(shellbuff.bpos > 0){
s_move_cursor_forward();
shell_backspace();
}
return;
}
void shell_keyboardListener(){
unsigned char c;
while((c=getchar())!=0){
if(c == '\b'){
shell_backspace();
}
else if(c == '\n'){
shell_enter();
}
else if(c == UP){
shell_up();
}
else if(c == DOWN){
shell_down();
}
else if(c == LEFT){
shell_left();
}
else if(c == RIGHT){
shell_right();
}
else if(c == PGDN){
shell_pagedown();
}
else if(c == DEL){
shell_delete();
}
else if(c == F1){
shell_f1();
}else{
shell_print(c);
}
}
return;
}
void shell_delete(){
if(shellbuff.bpos > 0){
_syscall(4,4,0,0);
shell_backspace();
}
return;
}
void shell_keyboardListener(){
unsigned char c;
while((c=getchar())!=0){
if(c == '\b'){
shell_backspace();
}
else if(c == '\n'){
shell_enter();
}
else if(c == S_UP){
shell_up();
}
else if(c == S_DOWN){
shell_down();
}
else if(c == S_LEFT){
shell_left();
}
else if(c == S_RIGHT){
shell_right();
}
else if(c == S_PGDN){
shell_pagedown();
}
else if(c == S_DEL){
shell_delete();
}
else if(c == S_INS){
shell_insert();
}
else if(c == S_HOME){
shell_home();
}
else if(c == S_END){
shell_end();
}
else if(c == S_F1){
shell_f1();
}else{
shell_print(c);
}
}
return;
}