On 6/7/05, Gonzalo Paniagua Javier <[EMAIL PROTECTED]> wrote:
On Sun, 2005-06-05 at 12:45 +0200, Bill Middleton wrote:
>
> There's a mention in libgc/include/private/gc_priv.h about
> USR2 already being used by linuxthreads when SIG_SUSPEND is
> redefined as SIGPWR. I have no idea if thats relevant
> anymore, though. I recall this only because FreeBSD had a
> problem with USR2 and USR2 that had to be changed there in
> libgc in the previous release.
>
>
> To clarify a bit, Freebsd was using a ported version of the (userland)
> linuxthreads library in very early porting efforts of Mono under
> Freebsd4.x. In the ported version, TSTP and CONT were redefined as
> USR1 and USR2 in libgc, but I don't recall whether that was specific
> only to Freebsd. The current mention is specific to
> GC_LINUX_THREADS anyhow, but only when SUSPEND isn't defined, which
> seems pretty ancient...
I think I'm going to commit the patch as is and add a note in the manual
page about the tiny little chance that SIGUSR2 does not work. In any
case, this won't cause any trouble if you're not tracing, soo..... :)
-Gonzalo
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