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From: Julia Lawall <julia.lawall@inria.fr>
To: Markus Elfring <Markus.Elfring@web.de>
Cc: Chuhong Yuan <hslester96@gmail.com>, cocci@systeme.lip6.fr
Subject: Re: [Cocci] How to match function calls in macros?
Date: Mon, 18 May 2020 12:18:34 +0200 (CEST)	[thread overview]
Message-ID: <alpine.DEB.2.21.2005181217580.2467@hadrien> (raw)
In-Reply-To: <0a93e321-42de-3534-9c4a-d67132a1289e@web.de>



On Mon, 18 May 2020, Markus Elfring wrote:

> >>> @@
> >>> identifier mac,f;
> >>> @@
> >>>
> >>> *#define mac(...) <+... f(...) ...+>
> >>
> >> Does such an analysis approach restrict the source code search really on
> >> complete definitions for function-like macros?
> >
> > Coccinelle knows where the macro ends.
>
> This is good to know.
>
>
> > A macro has to be on one line,
>
> This fact is reasonable.
>
>
> > perhaps extended with a \
>
> How would (or should) the Coccinelle software handle the mentioned search pattern
> if such a line continuation indication was omitted between a macro declaration
> and subsequent source code?

The macro ends at the first line that doesn't end with a \

If the developer forgets the \ there would likely be a parsing problem.

julia
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  reply	other threads:[~2020-05-18 10:18 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-18  8:26 [Cocci] How to match function calls in macros? Markus Elfring
2020-05-18  9:19 ` Julia Lawall
2020-05-18 10:13   ` Markus Elfring
2020-05-18 10:18     ` Julia Lawall [this message]
2020-05-18 10:30       ` Markus Elfring
2020-05-18 10:34         ` Julia Lawall
2020-05-18 10:46           ` Markus Elfring
2020-05-18 10:50             ` Julia Lawall
2020-05-18 11:07               ` Markus Elfring
2020-05-19 11:15               ` Markus Elfring
2020-05-19 11:23                 ` Julia Lawall
2020-05-19 11:43                   ` Markus Elfring
2020-05-19 11:55                     ` Julia Lawall
2020-05-19 12:04                       ` Markus Elfring
2020-05-18 12:07       ` Markus Elfring
  -- strict thread matches above, loose matches on Subject: below --
2020-05-16 11:42 Markus Elfring
2020-05-16  8:16 Chuhong Yuan
2020-05-16  8:49 ` Julia Lawall
2020-05-16 12:26   ` Chuhong Yuan
2020-05-16 12:45     ` Julia Lawall
2020-05-16 14:17       ` Chuhong Yuan

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