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From: Marc Khouzam <marc.khouzam@ericsson.com>
To: Hui Zhu <teawater@gmail.com>, Pedro Alves <pedro@codesourcery.com>,         Daniel  Jacobowitz <drow@false.org>,         Michael Snyder <msnyder@vmware.com>
CC: "gdb@sourceware.org" <gdb@sourceware.org>
Date: Thu, 26 Nov 2009 17:16:00 -0000
Subject: RE: A question about gdb script
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=20

> -----Original Message-----
> From: gdb-owner@sourceware.org=20
> [mailto:gdb-owner@sourceware.org] On Behalf Of Hui Zhu
> Sent: November-26-09 9:30 AM
> To: Pedro Alves; Daniel Jacobowitz; Michael Snyder
> Cc: gdb@sourceware.org
> Subject: Re: A question about gdb script
>=20
> On Thu, Nov 26, 2009 at 00:06, Pedro Alves=20
> <pedro@codesourcery.com> wrote:
> > On Wednesday 25 November 2009 15:11:51, Daniel Jacobowitz wrote:
> >> > 2. =A0Sometime, I want just record a function, I want:
> >> > b functon_name
> >> > commands
> >> > silent
> >> > record
> >> > finish
> >> > #Maybe we can record save in this line, this is first question.
> >> > record stop
> >> > end
> >> > But when I really do it. =A0I found that gdb stop running=20
> after finish.
> >> >
> >> > Could you help me with them?
> >>
> >> This is a known limitation of breakpoint commands. =A0It's very
> >> difficult.
> >
> > Try using the hook-stop instead. =A0Something like this:
> >
> > =A0set $stop_recording_on_next_stop=3D0
> >
> > =A0b functon_name
> > =A0commands
> > =A0silent
> > =A0record
> > =A0set $stop_recording_on_next_stop=3D1
> > =A0finish
> > =A0end
> >
> > =A0define hook-stop
> > =A0 if $stop_recording_on_next_stop
> > =A0 =A0 set $stop_recording_on_next_stop=3D0
> > =A0 =A0 record save
> > =A0 =A0 record stop
> > =A0 =A0 end
> > =A0 end
> >
>=20
> Cool.  I change hook-stop to:
> define hook-stop
>    if $stop_recording_on_next_stop
>      set $stop_recording_on_next_stop=3D0
>      record save
>      record stop
>     c
>      end
>    end
>=20
> It looks not bad, but got a lot of:
> ---Type <return> to continue, or q <return> to quit---q

I think the command
set pagination off
will prevent this.

> If you don't mind, I will post a patch to change each fprintf_filtered
> in record.c to fprintf_unfiltered.
>=20
> Thanks,
> Hui
>=20