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LibLine: Handle Ctrl-C and Ctrl-D in a way similar to other line editors

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Makes C-c print "^C" and continue prompting on a new line.
Also fixes a problem where an interrupted get_line() would need more
read()'s than required to update the display.
This commit is contained in:
AnotherTest 2020-08-20 20:04:55 +04:30 • committed by Andreas Kling
parent c8cf465174
commit 238e87de4e
4 changed files with 81 additions and 38 deletions
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14
Libraries/LibLine/Editor.h
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@ -196,13 +196,7 @@ public:
// FIXME: we will have to kindly ask our instantiators to set our signal handlers,
// since we can not do this cleanly ourselves. (signal() limitation: cannot give member functions)
void interrupted()
{
if (m_is_editing) {
m_was_interrupted = true;
handle_interrupt_event();
}
}
void interrupted();
void resized()
{
m_was_resized = true;
@ -277,6 +271,11 @@ private:
static VTState actual_rendered_string_length_step(StringMetrics&, size_t& length, u32, u32, VTState);
enum LoopExitCode {
Exit = 0,
Retry
};
// ^Core::Object
virtual void save_to(JsonObject&) override;
@ -336,6 +335,7 @@ private:
void refresh_display();
void cleanup();
void really_quit_event_loop();
void restore()
{