From: Andreas Schwab <schwab@linux-m68k.org>
To: Doug Evans <dje@google.com>
Cc: Pedro Alves <pedro@codesourcery.com>, gdb-patches@sourceware.org
Subject: Re: Workaround for glibc/BZ5983: following a child fork shows stale parent threads in the child.
Date: Tue, 19 May 2009 09:52:00 -0000 [thread overview]
Message-ID: <m2fxf1qv28.fsf@igel.home> (raw)
In-Reply-To: <e394668d0905182326r7e481761o28d5445c9362bc05@mail.gmail.com> (Doug Evans's message of "Mon, 18 May 2009 23:26:07 -0700")
Doug Evans <dje@google.com> writes:
> On Mon, May 18, 2009 at 10:13 AM, Pedro Alves <pedro@codesourcery.com> wrote:
>> [...]
>> + while (fgets (buf, sizeof (buf), status_file))
>> + {
>> + if (strncmp (buf, "Tgid:", 5) == 0)
>> + {
>> + tgid = strtoul (buf + strlen ("Tgid:"), NULL, 10);
>> + break;
>> + }
>> + }
>
> This works, but only because of an assumption of the strlen including
> the trailing NUL in "Tgid:" consuming the TAB between "Tgid:" and the
> number.
strlen does not include the trailing NUL, sizeof does.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2009-05-19 9:52 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-18 17:13 Pedro Alves
2009-05-19 6:26 ` Doug Evans
2009-05-19 9:52 ` Andreas Schwab [this message]
2009-05-19 9:56 ` Pedro Alves
2009-05-19 14:28 ` Doug Evans
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