In message: <20100914231728.33ca7...@kan.dnsalias.net>
Alexander Kabaev <kab...@gmail.com> writes:
: On Wed, 15 Sep 2010 02:56:33 +0000 (UTC)
: David Xu <davi...@freebsd.org> wrote:
:
: > Author: davidxu
: > Date: Wed Sep 15 02:56:32 2010
: > New Revision: 212630
: > URL: http://svn.freebsd.org/changeset/base/212630
: >
: > Log:
: > add code to support stack unwinding when thread exits. note that
: > only defer-mode cancellation works, asynchrnous mode does not work
: > because it lacks of libuwind's support. stack unwinding is not
: > enabled unless LIBTHR_UNWIND_STACK is defined in Makefile.
: >
: > Modified:
: > head/lib/libthr/Makefile
: > head/lib/libthr/thread/thr_clean.c
: > head/lib/libthr/thread/thr_create.c
: > head/lib/libthr/thread/thr_exit.c
: > head/lib/libthr/thread/thr_init.c
: > head/lib/libthr/thread/thr_private.h
: >
: > Modified: head/lib/libthr/Makefile
: >
==============================================================================
: > --- head/lib/libthr/Makefile Wed Sep 15 01:21:30 2010
: > (r212629) +++ head/lib/libthr/Makefile Wed Sep 15 02:56:32
: > 2010 (r212630) @@ -25,6 +25,14 @@
: > CFLAGS+=-I${.CURDIR}/../../libexec/rtld-
: > CFLAGS+=-I${.CURDIR}/../../libexec/rtld-elf/${MACHINE_CPUARCH}
: > CFLAGS+=-I${.CURDIR}/../libthread_db CFLAGS+=-Winline
: > +
: > +LIBTHR_UNWIND_STACK=yes
: > +
: > +.ifdef LIBTHR_UNWIND_STACK
: > +CFLAGS+=-I${.CURDIR}/../../contrib/gcc -fexceptions
: > +CFLAGS+=-D_PTHREAD_FORCED_UNWIND
: > +.endif
: > +
: >
:
: Reaching into bowels of GCC like that is never good.
Would this pulling in GPL'd code?
Warner
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