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keymon should dump any input received during sleep

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This commit is contained in:
Shaun Inman 2023-01-13 20:10:14 -05:00
parent f54a830f46
commit 1143e46d20
1 changed files with 21 additions and 4 deletions
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25
src/keymon/keymon.c
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@ -65,17 +65,31 @@ int main (int argc, char *argv[]) {
inputs[i] = open(path, O_RDONLY | O_NONBLOCK | O_CLOEXEC); inputs[i] = open(path, O_RDONLY | O_NONBLOCK | O_CLOEXEC);
} }
register uint32_t input; uint32_t input;
register uint32_t val; uint32_t val;
register uint32_t menu_pressed = 0; uint32_t menu_pressed = 0;
register uint32_t power_pressed = 0; uint32_t power_pressed = 0;
uint32_t repeat_volume = 0; uint32_t repeat_volume = 0;
uint8_t ignore;
uint64_t then;
uint64_t now;
struct timeval tod;
gettimeofday(&tod, NULL);
then = tod.tv_sec * 1000 + tod.tv_usec / 1000;
ignore = 0;
// TODO: enable key repeat (not supported natively) // TODO: enable key repeat (not supported natively)
while (1) { while (1) {
gettimeofday(&tod, NULL);
now = tod.tv_sec * 1000 + tod.tv_usec / 1000;
if ((int)(now-then)>20) ignore = 1; // ignore input that arrived during sleep
for (int i=0; i<INPUT_COUNT; i++) { for (int i=0; i<INPUT_COUNT; i++) {
input = inputs[i]; input = inputs[i];
while(read(input, &ev, sizeof(ev))==sizeof(ev)) { while(read(input, &ev, sizeof(ev))==sizeof(ev)) {
if (ignore) continue;
val = ev.value; val = ev.value;
if (( ev.type != EV_KEY ) || ( val > REPEAT )) continue; if (( ev.type != EV_KEY ) || ( val > REPEAT )) continue;
switch (ev.code) { switch (ev.code) {
@ -128,6 +142,9 @@ int main (int argc, char *argv[]) {
} }
} }
} }
then = now;
ignore = 0;
usleep(16666); // 60fps usleep(16666); // 60fps
} }
} }