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Re: BUG: ualarm(0,0) not clearing ualarms
On Mon, Feb 13, 2006 at 12:18:45PM -0700, Jerry D. Hedden wrote:
>I have encounted a bug in Cygwin whereby ualarm(0,0) is not clearing
>previously set ualarms. This first cropped up while using Perl, but I
>was able to reproduce the bug with the following 'C' program. The gist
>is that ualarm() is used several times, and then a final ualarm(0,0) is
>executed to clear them. This is followed by a usleep(). The alarm
>signal handler shows that 'bogus' alarms are going off during the
>usleep(). Without the signal handler, the program would terminate
>prematurely due to uncaught SIGALRM.
Thanks for the test case but I don't see any difference in operation
between cygwin and linux when I run it:
% ./ualarm.unix
First ualarm - one shot
Second ualarm - one shot
Last ualarm - repeats 3 times
Clearing ualarm
Sleeping
Done
cgf
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