main/c/hour__latch_8h_source.html

#pragma once

#include <stdbool.h>

#include <time.h>


typedef struct

{

    time_t last_start;

} HourLatch;


#define HOUR_LATCH_EMPTY {.last_start = -1}


time_t hour_latch_start(time_t now, int tm_min, int tm_sec);


bool hour_latch_take(HourLatch *latch, int tick_min, time_t start);


void hour_latch_seed(HourLatch *latch, time_t start);


hour_latch_seed
void hour_latch_seed(HourLatch *latch, time_t start)
Marks an hour as buzzed without buzzing it.
Definition hour_latch.c:25

hour_latch_start
time_t hour_latch_start(time_t now, int tm_min, int tm_sec)
When the local hour holding a moment began, as seconds since the epoch.
Definition hour_latch.c:9

hour_latch_take
bool hour_latch_take(HourLatch *latch, int tick_min, time_t start)
Whether a tick should buzz the hour, and if so, marks the hour as buzzed.
Definition hour_latch.c:14

HourLatch
Remembers the hour that last buzzed.
Definition hour_latch.h:25

HourLatch::last_start
time_t last_start
when the hour that last buzzed began, or -1 before any has
Definition hour_latch.h:26