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better optional handling (maybe)

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This commit is contained in:
Alessandro Mauri 2024-10-24 23:39:50 +02:00
parent f6db903cb7
commit d62d0e86b8
1 changed files with 21 additions and 18 deletions
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39
ambientd.c3
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@ -94,29 +94,32 @@ fn int main()
}
// get the max brightness
int! _x = read_int(MAX_BRIGHTNESS_DEV);
if (catch excuse = _x) {
int max_brightness;
int min_brightness;
int! opt = read_int(MAX_BRIGHTNESS_DEV);
if (try unwrapped = opt) {
max_brightness = unwrapped;
} if (catch excuse = opt) {
io::eprintfn("Error reading max brightness on %s: %s", MAX_BRIGHTNESS_DEV, excuse);
thread::exit(1);
return 1;
}
int max_brightness = _x!!;
int min_brightness = (int)(max_brightness * MIN_BRIGHTNESS_PERCENT);
min_brightness = (int)(max_brightness * MIN_BRIGHTNESS_PERCENT);
// try writing to brightness device
_x = read_int(BRIGHTNESS_DEV);
if (catch excuse = _x) {
int! br = read_int(BRIGHTNESS_DEV);
if (catch excuse = br) {
io::eprintfn("Error reading from %s: %s", BRIGHTNESS_DEV, excuse);
thread::exit(1);
return 1;
}
if (catch excuse = write_int(BRIGHTNESS_DEV, _x)) {
io::eprintfn("Error writing to brightness device %s: %s", BRIGHTNESS_DEV, excuse);
thread::exit(1);
if (catch excuse = write_int(BRIGHTNESS_DEV, br)) {
io::eprintfn("Error writing to brightness device %s: %s", BRIGHTNESS_DEV, excuse);
return 1;
}
// try reading from the actual brightness device
if (catch excuse = read_int(ACTUAL_BRIGHTNESS_DEV)) {
io::eprintfn("Error reading from %s: %s", ACTUAL_BRIGHTNESS_DEV, excuse);
thread::exit(1);
return 1;
}
int x = get_luminance_raw() ?? MAX_LUMINANCE;
@ -160,19 +163,19 @@ fn int main()
thread::sleep_ms(SLEEP_DELAY);
// read actual brightness to get the user offset
int! actual_brightness;
int actual_brightness;
int off;
actual_brightness = read_int(ACTUAL_BRIGHTNESS_DEV);
if (catch excuse = actual_brightness) {
tmp = read_int(ACTUAL_BRIGHTNESS_DEV);
actual_brightness = tmp ?? brightness_adjusted;
if (catch excuse = tmp) {
io::eprintfn("Error reading actual brightness: %s", excuse);
actual_brightness = brightness_adjusted;
}
// if the actual brightness is zero, it means that the screen is turned
// off for some reason, usually DPMS. As such it should not count for user
// offset. Look at the TODO file.
if (actual_brightness!! != 0) {
off = actual_brightness!! - brightness_target;
if (actual_brightness != 0) {
off = actual_brightness - brightness_target;
if (brightness_target != max_brightness || off < 0){
user_offset = off;
}