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select(): Scale timeout parameter by user rate on return (addresses #382)

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Wolfgang Hommel
2022-04-02 13:47:04 +02:00
parent 0ca35dd8c4
commit 98e3d3f36f
1 changed files with 15 additions and 0 deletions
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15
src/libfaketime.c
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@@ -1725,6 +1725,21 @@ int select(int nfds, fd_set *readfds,
#else
DONT_FAKE_TIME(ret = (*real_select)(nfds, readfds, writefds, errorfds, timeout == NULL ? timeout : &timeout_real));
#endif
/* scale timeout back if user rate is set, #382 */
if (user_rate_set && (timeout != NULL))
{
struct timespec ts;
ts.tv_sec = timeout_real.tv_sec;
ts.tv_nsec = timeout_real.tv_usec * 1000;
timespecmul(&ts, user_rate, &ts);
timeout->tv_sec = ts.tv_sec;
timeout->tv_usec = ts.tv_nsec / 1000;
}
return ret;
}