ladybird/AK/Time.h
2019-05-28 13:48:06 +02:00

27 lines
668 B
C++

#pragma once
namespace AK {
template<typename TimevalType>
inline void timeval_sub(const TimevalType* a, const TimevalType* b, TimevalType* result)
{
result->tv_sec = a->tv_sec - b->tv_sec;
result->tv_usec = a->tv_usec - b->tv_usec;
if (result->tv_usec < 0) {
--result->tv_sec;
result->tv_usec += 1000000;
}
}
template<typename TimevalType>
inline void timeval_add(const TimevalType* a, const TimevalType* b, TimevalType* result)
{
result->tv_sec = a->tv_sec + b->tv_sec;
result->tv_usec = a->tv_usec + b->tv_usec;
if (result->tv_usec > 1000000) {
++result->tv_sec;
result->tv_usec -= 1000000;
}
}
}