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Re: [PATCH] tracepoint: add new trace command "printf"[3] doc


On Thu, Feb 17, 2011 at 19:41, Eli Zaretskii <eliz@gnu.org> wrote:
>> From: Hui Zhu <teawater@gmail.com>
>> Date: Thu, 17 Feb 2011 16:13:11 +0800
>> Cc: Doug Evans <dje@google.com>, Stan Shebs <stan@codesourcery.com>,
>> ? ? ? Michael Snyder <msnyder@vmware.com>
>>
>> This is the patch for the doc for the tracepoint command printf and
>> agent op printf.
>
> Thanks.
>
>> +Print the values in the stack under the control of the string template.
>
> "on the stack", not "in".
>
> Also, you say "values" here, but the rest of the description talks
> about one value at most. ?Which one is right?
>
> I would remove "the" before "control".
>
> Finally, "template" should be in @var.
>
>> +The end of @var{template} is 0x00.
>
> Not clear what you mean here. ?Do you mean that "template" is a
> null-terminated string?
>
>> +If @var{n} is 0, just output the string template.
>> +If @var{n} is 1, pop a value from the stack and print it under the control
>> +of the string template.
>
> Same comments as above: remove "the" before "control" and put
> "template" in @var.
>
>> +@kindex printf
>
> We already have one such @kindex entry. ?Please change this one to
>
> ?@kindex printf, in tracepoint actions
>
>> +@item printf @var{template}, @var{expressions}@dots{}
>> +Print the values of one or more @var{expressions} under the control of
>
> "under control", without "the".
>
>> +the string @var{template} in @code{gdbserver} part.
>
> I don't understand what do you mean by "in @code{gdbserver} part".
>
>> +The command format is with simple @code{printf} (@pxref{Output, printf}).
>
> Please rephrase as
>
> ?@var{template} is a format string of the same form as used with the
> ?@value{GDBN} command @code{printf} (@pxref{Output, printf}).
>
> Thanks.
>

Thanks for your help, Eli.

I make a new patch according to your comments.

Best,
Hui

2011-02-17  Hui Zhu  <teawater@gmail.com>

	* agentexpr.texi (Bytecode Descriptions): Add printf.
	* gdb.texinfo (Tracepoint Action Lists): Add printf.

Attachment: tp_print_doc.txt
Description: Text document


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