Re: cmake hanging

[Andrew Doran <ad%netbsd.org@localhost>]

On Mon, Jun 08, 2020 at 03:38:44PM +0100, Chavdar Ivanov wrote:
> On Sun, 7 Jun 2020 at 10:25, Chavdar Ivanov <ci4ic4%gmail.com@localhost> wrote:
> >
> > Hi,
> >
> > I just had another one, rebuilding gimp, running gegl. Again gdb -p
> > ... ; quit sorted it out.
> >
> > On Sat, 6 Jun 2020 at 20:36, Chavdar Ivanov <ci4ic4%gmail.com@localhost> wrote:
> > >
> > > On Sat, 6 Jun 2020 at 20:26, Joerg Sonnenberger <joerg%bec.de@localhost> wrote:
> > > >
> > > > On Sat, Jun 06, 2020 at 06:45:03PM +0100, Chavdar Ivanov wrote:
> > > > > On Sat, 6 Jun 2020 at 18:43, Chavdar Ivanov <ci4ic4%gmail.com@localhost> wrote:
> > > > > >
> > > > > > Hi,
> > > > > >
> > > > > > I got another cmake hang during pkg_rolling-replace today, while
> > > > > > building misc/kdepimlibs4, trace as follows:
> > > > >
> > > > > Just to mention that after I quit gdb and detached from the process it
> > > > > continued and completed the build . . .
> > > >
> > > > Right, that's the bug in the mutex wakeup handling.
> > >
> > > The second hung sample - with git - also completed OK after I quit gdb...
> 
> I had another three cmake hangs just like this today, while rebuilding
> bits of kf5.
> 
> Just to confirm - the moment one answers 'y' to the question whether
> to leave gdb the process continues and the build succeeds.
> 
> This is somewhat annoying; although it does not stop the rebuild
> process, it makes it impossible to complete unattended.

I just made some more changes to libpthread today that may help.  I'll try
building KDE soon.

Cheers,
Andrew