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Nanosleep bug fix #751

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Nanosleep bug fix #751

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c937d31
Fix error with nanoseconds on windows
AndrewSasmito Aug 14, 2026
cd697a3
Merge branch 'main' into fix-nanosecond
AndrewSasmito Aug 14, 2026
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2 changes: 1 addition & 1 deletion cpp/csp/core/Platform.h
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Original file line number Diff line number Diff line change
Expand Up @@ -47,7 +47,7 @@ inline tm * localtime_r( const time_t * timep, tm * result )
inline int nanosleep(const timespec* req, timespec* rem)
{
assert(rem == nullptr);
int64_t millis = req->tv_sec * 1000 + req->tv_nsec * 1000000;
int64_t millis = req->tv_sec * 1000 + req->tv_nsec / 1000000;
Sleep(millis);
return 0;
}
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12 changes: 12 additions & 0 deletions cpp/tests/core/test_time.cpp
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Expand Up @@ -296,6 +296,18 @@ TEST( DateTest, test_basic_functionality )
}
}

TEST( sleep, nanoseconds )
{
TimeDelta waittime = TimeDelta::fromNanoseconds( 100'000'000 ); // 100 ms
DateTime t1 = DateTime::now();

csp::sleep( waittime );

DateTime t2 = DateTime::now();

ASSERT_GE( t2 - t1, waittime );
}

TEST( sleep, basic_functionality )
{
TimeDelta waittime = TimeDelta::fromSeconds( 1 );
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