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Re: [Qemu-devel] [PATCH] trace: Allow events without arguments
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH] trace: Allow events without arguments |
Date: |
Mon, 5 Sep 2016 13:49:43 -0400 |
User-agent: |
Mutt/1.7.0 (2016-08-17) |
On Fri, Aug 26, 2016 at 11:12:47AM +0200, Lluís Vilanova wrote:
> Signed-off-by: Lluís Vilanova <address@hidden>
> ---
> scripts/tracetool/__init__.py | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/scripts/tracetool/__init__.py b/scripts/tracetool/__init__.py
> index be24039..96657e6 100644
> --- a/scripts/tracetool/__init__.py
> +++ b/scripts/tracetool/__init__.py
> @@ -72,6 +72,11 @@ class Arguments:
> arg_str : str
> String describing the event arguments.
> """
> + # check for empty argument list
> + arg_str = arg_str.strip()
> + if arg_str == "":
> + return Arguments([])
> +
Why is this necessary? C syntax uses f(void) and not f().
We already have trace events with no argument. They use the correct C
syntax.
Stefan
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- Re: [Qemu-devel] [PATCH] trace: Allow events without arguments,
Stefan Hajnoczi <=