metric_stack.h

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#ifndef METRIC_STACK_H
#define METRIC_STACK_H
 
#include <stdbool.h>
 
enum { METRIC_STACK_MAX_DEPTH = 32 };
 
typedef struct {
    int stack[METRIC_STACK_MAX_DEPTH];
    int size;
} MetricStack;
 
void metric_stack_init(MetricStack* stack);
bool metric_stack_push(MetricStack* stack, int stage_id);
int metric_stack_pop(MetricStack* stack);
int metric_stack_peek(MetricStack* stack);
int metric_stack_get_depth(MetricStack* stack);
 
#endif /* METRIC_STACK_H */