3 files changed, 46 insertions(+), 0 deletions(-)

A .gitignore
A Makefile
A tools/evdev-dump-events/main.ha

@@ 0,0 1,1 @@
+/evdev-dump-events

@@ 0,0 1,3 @@
+evdev-dump-events:
+	hare build -levdev -o $@ tools/$@/
+.PHONY: evdev-dump-events

@@ 0,0 1,42 @@
+use evdev;
+use fmt;
+use fs;
+use io;
+use rt;
+use os;
+
+export fn main() void = {
+	if (len(os::args) != 2) {
+		fmt::fatalf("Usage: {} DEVICE", os::args[0]);
+	};
+	const file = match (os::open(os::args[1], fs::flags::RDONLY | fs::flags::NONBLOCK)) {
+	case let file: io::file =>
+		yield file;
+	case let err: fs::error =>
+		fmt::fatalf("Cannot open {}: {}", os::args[1], fs::strerror(err));
+	};
+
+	const evdev = match (evdev::new_from_fd(file)) {
+	case let evdev: evdev::libevdev =>
+		yield evdev;
+	case let err: rt::errno =>
+		fmt::fatalf("Failed to init libevdev: {}", rt::strerror(err));
+	};
+
+	fmt::printfln("Input device name: {}", evdev::get_name(evdev))!;
+
+	for (true) {
+		let ev = match (evdev::next_event(evdev, evdev::READ_FLAG_NORMAL)) {
+		case let ev: evdev::input_event =>
+			yield ev;
+		case let err: rt::errno =>
+			switch (err) {
+			case rt::EAGAIN =>
+				continue;
+			case =>
+				fmt::fatalf("Failed to get event: {}", rt::strerror(err));
+			};
+		};
+		fmt::printfln("event {} {} {}", ev._type, ev.code, ev.value)!;
+	};
+};