public inbox for gcc-patches@gcc.gnu.org
 help / color / mirror / Atom feed
From: Jeff Law <law@redhat.com>
To: Olivier Hainque <hainque@adacore.com>,
	GCC Patches <gcc-patches@gcc.gnu.org>
Cc: Jerome Lambourg <lambourg@adacore.com>,
	Douglas B Rupp <rupp@adacore.com>
Subject: Re: [PATCH, Makefile] improve libsubdir variable transmission to sub-makes on Windows
Date: Tue, 31 Oct 2017 01:20:00 -0000	[thread overview]
Message-ID: <0e3bba4e-c5f5-aab6-a2c3-212098bfc6d1@redhat.com> (raw)
In-Reply-To: <CF3F8281-CB7F-4C87-A24A-81DAE3519F4D@adacore.com>

On 09/01/2017 02:42 AM, Olivier Hainque wrote:
> Hello,
> 
> To convey the value of libsubdir to sub-makes, gcc/Makefile.in has
> 
>   # Flags to pass to recursive makes.
>   # CC is set by configure.
>   # ??? The choices here will need some experimenting with.
> 
>   export AR_FOR_TARGET
>   ...
>   export libsubdir
> 
> then:
> 
>   FLAGS_TO_PASS = \
>   ...
>   (libsubdir not here)
> 
> This is not working well on cygwin environments where environment
> variable names are translated to uppercase (so sub-makes evaluating
> the variable with the lowercase name don't get the value).
> 
> The attached patch is a suggestion to address this by simply adding
> "libsubdir" to the list of explicit FLAGS_TO_PASS.
> 
> Used in-house for a while, with gcc-6 on a wide variety of host/target
> configurations.
> 
> Bootstrapped and regression tested with mainline on x86_64-linux.
> 
> OK to commit ?
> 
> Thanks in advance,
> 
> With Kind Regards,
> 
> Olivier
> 
> 2017-09-01  Jerome Lambourg  <lambourg@adacore.com>
> 
> 	* Makefile.in (FLAGS_TO_PASS): Add libsubdir.
OK.

Jeff

  parent reply	other threads:[~2017-10-31  1:20 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-01  8:42 Olivier Hainque
2017-09-11 14:30 ` [PING, Makefile] improve libsubdir variable transmission to sub-makes (for Windows) Olivier Hainque
2017-09-11 15:28   ` Michael Haubenwallner
2017-09-11 16:11     ` Olivier Hainque
2017-09-25  7:33 ` [PING#2, Makefile] improve libsubdir variable transmission to sub-makes on Windows Olivier Hainque
2017-10-04  7:49   ` [PING#3, " Olivier Hainque
2017-10-26  8:44     ` [PING#4, Makefile] improve libsubdir variable transmission to sub-makes Olivier Hainque
2017-10-31  1:20 ` Jeff Law [this message]
2017-10-31  9:31   ` [PATCH, Makefile] improve libsubdir variable transmission to sub-makes on Windows Olivier Hainque

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=0e3bba4e-c5f5-aab6-a2c3-212098bfc6d1@redhat.com \
    --to=law@redhat.com \
    --cc=gcc-patches@gcc.gnu.org \
    --cc=hainque@adacore.com \
    --cc=lambourg@adacore.com \
    --cc=rupp@adacore.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
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;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).