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[qfcc] Implement single-stepping

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That... worked nicely. Program exit needs some work because exiting
terminates the thread and the debugger has no clue about it, but I was
able to single-step through gcd.r quite nicely.
This commit is contained in:
Bill Currie 2020-03-25 10:00:18 +09:00
parent 16bd047022
commit 257b658059
1 changed files with 37 additions and 0 deletions
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37
ruamoko/qwaq/qwaq-debugger.r
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@ -1,9 +1,11 @@
#include <Array.h>
#include <QF/keys.h>
#include "qwaq-app.h"
#include "qwaq-curses.h"
#include "qwaq-debugger.h"
#include "qwaq-editor.h"
#include "qwaq-listener.h"
#include "qwaq-proxyview.h"
#include "qwaq-window.h"
@ -51,17 +53,52 @@
current_file = [self find_file: state.file];
file_proxy = [[ProxyView alloc] initWithView: current_file];
[[current_file gotoLine:state.line - 1] highlightLine];
[[current_file onEvent] addListener: self :@selector(key_event:)];
//FIXME id<View>?
[source_window insertSelected: (View *) file_proxy];
[source_window setTitle: [current_file filename]];
[source_window redraw];
}
-(void) show_line
{
qdb_state_t state = qdb_get_state (debug_target);
Editor *file = [self find_file: state.file];
printf ("%s:%d\n", state.file, state.line);
if (current_file != file) {
[[current_file onEvent] removeListener:self :@selector(key_event:)];
[file_proxy setView:file];
[[file onEvent] addListener:self :@selector(key_event:)];
[source_window setTitle: [file filename]];
current_file = file;
}
[[current_file gotoLine:state.line - 1] highlightLine];
[source_window redraw];
}
-(void)key_event: (ed_event_t *)_event
{
qwaq_event_t *event = _event.event;
if (event.what == qe_keydown) {
switch (event.key.code) {
case QFK_F7:
qdb_set_trace (debug_target, 1);
qdb_continue (debug_target);
break;
default:
return;
}
}
event.what = qe_none;
}
-handleDebugEvent
{
if (!file_proxy) {
[self setup];
}
[self show_line];
return self;
}