This is the mail archive of the
cygwin-developers@cygwin.com
mailing list for the Cygwin project.
Re: Outstanding issues with current DLL?
On Mon, Mar 19, 2001 at 09:47:25PM +0300, Egor Duda wrote:
>CF> I assume that the SIGCHLD is getting delivered but it's blocked for
>CF> some reason. That is usually what causes this kind of symptom.
>CF> If you can attach to a hung rxvt, could you look at myself->_sigtodo[SIGCHLD+3]?
>If that has a >>0 number in it, then the signal is blocked.
>
>bull's eye! it does contain 1.
>
>I've also noticed that chance of freezing increases greatly if
>you're actively move mouse pointer over rxvt's gui window while
>pressing ctrl-d.
Hmm. What about myself->sigaction[SIGCHLD]. What does that look like?
If that has masked SIGCHLD then that means there is probably a race
somewhere. It's hard to imagine what this would be in a long-running
program that just starts one subprocess (bash), though.
cgf