#ifndef HEADER_gettime

#define HEADER_gettime

/*

htop - generic/gettime.h

(C) 2021 htop dev team

Released under the GNU GPLv2+, see the COPYING file

in the source distribution for its full text.

*/

#include <stdint.h>

#include <time.h>

void Generic_gettime_realtime(struct timespec* tsp, uint64_t* msec);

void Generic_gettime_monotonic(uint64_t* msec);

static inline int timespec_cmp(const struct timespec* a, const struct timespec* b) {

if (a->tv_sec != b->tv_sec)

return a->tv_sec < b->tv_sec ? -1 : 1;

if (a->tv_nsec != b->tv_nsec)

return a->tv_nsec < b->tv_nsec ? -1 : 1;

return 0;

}

static inline void timespec_add(const struct timespec* a, const struct timespec* b, struct timespec* result) {

result->tv_sec = a->tv_sec + b->tv_sec;

result->tv_nsec = a->tv_nsec + b->tv_nsec;

if (result->tv_nsec >= 1000000000L) {

result->tv_sec++;

result->tv_nsec -= 1000000000L;

}

}

#endif