Re: [PATCH] kernel-doc: handle spaces in array size

From: Randy Dunlap
Date: Fri Apr 06 2007 - 19:03:29 EST


On Fri, 6 Apr 2007 21:24:48 +0200 (MEST) Jan Engelhardt wrote:

> On Apr 6 2007 11:47, Randy Dunlap wrote:
> >
> >Unfortunately, kernel-doc has problems with a struct field like this:
> > uint8_t databuf[NAND_MAX_PAGESIZE + NAND_MAX_OOBSIZE];
> >
> >simply due to the spaces around the "+" sign, so drop all spaces inside
> >[...] so that parsing is done correctly (in some sense).
> >

...

>
> while($arg =~ s/\[(.*)\s+(.*)\]/[$1$2]/) {
> }
>
> should do it, and saves us the pre-matching. (Also note the + at \s)
> (No need to escape [ and ] in the target pattern.)

Yep, that works. Want to send it with sign-off or shall I just
send a new patch to akpm?

> I can also offer this gem which should do it the most saving way by
> matching the inside of [] exactly once, and otherwise
> matching/replacing only on \s:
>
> $arg =~ s{\[(.*)\]}{($_=$1)=~s/\s+//g;"[$_]"}e;
>
> (I already hear everyone screaming... ;-)

No, thanks.

---
~Randy
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