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Message-Id: <4b00ac55-01ed-400c-89b8-5d7d13f37bc7@www.fastmail.com>
Date: Thu, 03 Sep 2020 10:56:13 -0400
From: "Stefan O'Rear" <sorear@...tmail.com>
To: musl@...ts.openwall.com
Subject: Re: [PATCH 07/14] Emulate wait4 using waitid
On Thu, Sep 3, 2020, at 7:23 AM, Stefan O'Rear wrote:
> + case CLD_STOPPED:
> + case CLD_TRAPPED:
> + sw = ((info.si_status&0xff) << 8) + 0x7f;
> + break;
This is trying to be defensive but it is the cause of the strace issue
in the cover letter since the ptrace interface generates si_status
greater than 8 bits which must be visible in WSTOPSIG; the v2 will not
mask here.
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