#ifndef _UTILS_H_
#define _UTILS_H_

#include <pthread.h>

#define min(a, b) ((a) < (b) ? (a) : (b))
#define max(a,b) (a) < (b) ? (b) : (a)

#define ARRAY_SIZE(a) (sizeof(a) / (sizeof((a)[0])))

struct mutex {
	pthread_mutex_t lock;
	int line;
	char *file;
	char owner_name[16];
	time_t lock_time;
	char *name;
};

void _mutex_lock_acquired(struct mutex *lock, char *file, int line);
int _mutex_lock(struct mutex *lock, char *file, int line);
int _mutex_unlock(struct mutex *lock);

#define mutex_lock(lock) _mutex_lock(lock, __FILE__, __LINE__)
#define mutex_unlock(lock) _mutex_unlock(lock)
#define mutex_lock_acquired(lock) _mutex_lock_acquired(lock, __FILE__, __LINE__)

#endif