public inbox for linux-next@vger.kernel.org 
 help / color / mirror / Atom feed
From: Adrian Bunk <bunk@kernel•org>
To: David Woodhouse <dwmw2@infradead•org>
Cc: Segher Boessenkool <segher@kernel•crashing.org>,
	Stephen Rothwell <sfr@canb•auug.org.au>,
	Kamalesh Babulal <kamalesh@linux•vnet.ibm.com>,
	LKML <linux-kernel@vger•kernel.org>,
	linux-next@vger•kernel.org, Andy Whitcroft <apw@shadowen•org>
Subject: Re: [BUILD-FAILURE] linux-next: Tree for June 4 - firmware/keyspan/mpr.fw.gen.S
Date: Wed, 4 Jun 2008 21:20:11 +0300	[thread overview]
Message-ID: <20080604182011.GD4189@cs181133002.pp.htv.fi> (raw)
In-Reply-To: <1212601930.32207.134.camel@pmac.infradead.org>

On Wed, Jun 04, 2008 at 06:52:10PM +0100, David Woodhouse wrote:
> On Wed, 2008-06-04 at 19:19 +0200, Segher Boessenkool wrote:
> > It is a new feature in GNU make 3.81, which was released slightly
> > over two years ago.
> 
> Hm, Ok. I'll stick in a workaround. Thanks.
> 
> diff --git a/firmware/Makefile b/firmware/Makefile
> index b4f758a..166a9b0 100644
> --- a/firmware/Makefile
> +++ b/firmware/Makefile
> @@ -83,6 +83,13 @@ wordsize_deps := $(wildcard include/config/64bit.h include/config/32bit.h \
>  		include/config/superh32.h include/config/superh64.h \
>  		include/config/x86_32.h include/config/x86_64.h)
>  
> +# Workaround for ancient versions of make, where .SECONDEXPANSION doesn't work.

Can you write make < 3.81 instead?

We do know the version and this will make it easier in a few years to 
determine when the workaround will no longer be required.

> +# It'll end up depending on these targets, so make them a PHONY rule which
> +# depends on _all_ the directories in $(firmware-dirs), and it'll work out OK.
> +PHONY += $(objtree)/$$(%) $(objtree)/$(obj)/$$(%)
> +$(objtree)/$$(%) $(objtree)/$(obj)/$$(%): $(firmware-dirs)
> +	@true
> +
>  # For the $$(dir %) trick, where we need % to be expanded first.
>  .SECONDEXPANSION:
>  
> dwmw2

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed


  reply	other threads:[~2008-06-04 18:20 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-04  8:00 linux-next: Tree for June 4 Stephen Rothwell
2008-06-04 11:46 ` [BUILD-FAILURE] linux-next: Tree for June 4 - firmware/keyspan/mpr.fw.gen.S Kamalesh Babulal
2008-06-04 11:50   ` David Woodhouse
2008-06-04 11:57     ` David Woodhouse
2008-06-04 17:19     ` Segher Boessenkool
2008-06-04 17:52       ` David Woodhouse
2008-06-04 18:20         ` Adrian Bunk [this message]
2008-06-04 21:33           ` David Woodhouse
2008-06-04 21:37             ` Adrian Bunk
2008-06-05  9:43         ` Kamalesh Babulal
2008-06-04 13:38   ` David Woodhouse
2008-06-05  9:13     ` Sam Ravnborg
2008-06-05  9:15       ` David Woodhouse
2008-06-05 10:44         ` Sam Ravnborg

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20080604182011.GD4189@cs181133002.pp.htv.fi \
    --to=bunk@kernel$(echo .)org \
    --cc=apw@shadowen$(echo .)org \
    --cc=dwmw2@infradead$(echo .)org \
    --cc=kamalesh@linux$(echo .)vnet.ibm.com \
    --cc=linux-kernel@vger$(echo .)kernel.org \
    --cc=linux-next@vger$(echo .)kernel.org \
    --cc=segher@kernel$(echo .)crashing.org \
    --cc=sfr@canb$(echo .)auug.org.au \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox