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Date: Mon, 13 Feb 2012 16:57:26 +0100
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Subject: Re: [Qemu-devel] [PATCH 1/3] coroutine: adding sigaltstack method
 (.c source)
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To: Alex Barcelo <abarcelo@ac.upc.edu>
Cc: Kevin Wolf <kwolf@redhat.com>, qemu-devel@nongnu.org

Am 13.02.2012 15:42, schrieb Alex Barcelo:
> This file is based in both coroutine-ucontext.c and
> pth_mctx.c (from the GNU Portable Threads library).
>=20
> The mechanism used to change stacks is the sigaltstack
> function (variant 2 of the pth library).
>=20
> Signed-off-by: Alex Barcelo <abarcelo@ac.upc.edu>
> ---
>  coroutine-sigaltstack.c |  337 +++++++++++++++++++++++++++++++++++++++=
++++++++
>  1 files changed, 337 insertions(+), 0 deletions(-)
>  create mode 100644 coroutine-sigaltstack.c
>=20
> diff --git a/coroutine-sigaltstack.c b/coroutine-sigaltstack.c
> new file mode 100644
> index 0000000..1d4f26d
> --- /dev/null
> +++ b/coroutine-sigaltstack.c
> @@ -0,0 +1,337 @@
> +/*
> + * sigaltstack coroutine initialization code
> + *
> + * Copyright (C) 2006  Anthony Liguori <anthony@codemonkey.ws>
> + * Copyright (C) 2011  Kevin Wolf <kwolf@redhat.com>
> + * Copyright (C) 2012  Alex Barcelo <abarcelo@ac.upc.edu>
> + *
> + * This library is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU Lesser General Public
> + * License as published by the Free Software Foundation; either
> + * version 2.0 of the License, or (at your option) any later version.
> + *
> + * This library is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> + * Lesser General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, see <http://www.gnu.org/li=
censes/>.
> + */
> +
> +/*
> +** This file is partly based on pth_mctx.c, from the GNU Portable Thre=
ads
> +**  Copyright (c) 1999-2006 Ralf S. Engelschall <rse@engelschall.com>
> +**  Same license (version 2.1 or later)
> +*/

You should (need to?) use version 2.1 or later above then, too. You can
then simply move this snippet up and drop the "Same license ..." line.

Andreas

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