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Fix rounding in UTI_AddDoubleToTimeval with negative increments

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Miroslav Lichvar
2013-06-06 16:30:37 +02:00
parent 41805d572f
commit 62027f1b47
1 changed files with 2 additions and 1 deletions
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3
util.c
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@@ -135,7 +135,8 @@ UTI_AddDoubleToTimeval(struct timeval *start,
is too marginal here. */ is too marginal here. */
int_part = (long) increment; int_part = (long) increment;
frac_part = (long) (0.5 + 1.0e6 * (increment - (double)int_part)); increment = (increment - int_part) * 1.0e6;
frac_part = (long) (increment > 0.0 ? increment + 0.5 : increment - 0.5);
end->tv_sec = int_part + start->tv_sec; end->tv_sec = int_part + start->tv_sec;
end->tv_usec = frac_part + start->tv_usec; end->tv_usec = frac_part + start->tv_usec;