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Re: [PATCH] Install libm.a as linker script [BZ #20539]

From: Andreas Schwab <schwab at suse dot de>
To: Andrew Senkevich <andrew dot n dot senkevich at gmail dot com>
Cc: "H.J. Lu" <hjl dot tools at gmail dot com>, libc-alpha <libc-alpha at sourceware dot org>
Date: Fri, 09 Dec 2016 19:23:41 +0100
Subject: Re: [PATCH] Install libm.a as linker script [BZ #20539]
Authentication-results: sourceware.org; auth=none
References: <CAMXFM3szvCP13C1P_Ed8NVV_FTt4Q8avz4uW-a=UbpWqMnF5aw@mail.gmail.com> <CAMe9rOqirjhp+cpWGTVeQKd8p-yNdsO=mQ+-Ww-B4ULSjfUSWA@mail.gmail.com> <CAMXFM3u+VyNo0Y0DzZcZc0JaAqP8pqy44==Fg3dw0QxS=gzPaw@mail.gmail.com> <CAMe9rOoZMyS2wgV9wxGAj-KzWA9UAJHV5VDN+2oen9YQhfTJUQ@mail.gmail.com> <CAMXFM3tVcbMS1ShEv9_GB5MVeH0ombWucvHm32H0AP8TKNpucA@mail.gmail.com> <mvm8trtjg54.fsf@hawking.suse.de> <CAMXFM3tFrVDJYwdgr=HXw4vu6JkpwMpfEYhsf9mXDJJ0S7QL3w@mail.gmail.com> <mvmvauxhym3.fsf@hawking.suse.de> <CAMXFM3vbgbmXW4YKRR5VVXAng=FtZ2wFY5HmaH-nqxwOcgHu8Q@mail.gmail.com> <CAMe9rOqGZWgQhDQYO9NQBehG90dX4uTAjCwZdZ+xBn6hALgoZQ@mail.gmail.com> <CAMXFM3uOCL44j=TNO3x8HO1AtxEj36Z1PcCXu1SfVoqLD1jjqA@mail.gmail.com> <CAMe9rOr713WNJvs73-kNYEJ9kZiTzoevCK-7xMeD3SCUoLwXcg@mail.gmail.com> <CAMXFM3uXUkSysVmFrqM5M4wPPkmEZbzFUO1mvNzNu89w_bVarA@mail.gmail.com> <87h96dru2a.fsf@linux-m68k.org> <CAMXFM3utwitJ-k-=D2N3j5MqZzee8Uy5eBnSGYU1XzMop1NOMw@mail.gmail.com>

On Dez 09 2016, Andrew Senkevich <andrew.n.senkevich@gmail.com> wrote:

> 2016-12-09 18:38 GMT+03:00 Andreas Schwab <schwab@suse.de>:
>> On Dez 07 2016, Andrew Senkevich <andrew.n.senkevich@gmail.com> wrote:
>>
>>> +$(inst_libdir)/libm.a: $(common-objpfx)format.lds \
>>> +                    $(libm) \
>>> +                    $(libmvec) \
>>> +                    $(+force)
>>> +     (echo '/* GNU ld script'; echo '*/';\
>>> +      cat $<; \
>>> +      echo 'GROUP ( $(libdir)/libm-$(lib-version).a $(libdir)/libmvec.a )' \
>>> +     ) > $@.new
>>> +     cp $(objpfx)libm.a $(inst_libdir)/libm-$(lib-version).a
>>
>> A rule should only create the target, nothing else.
>
> Is the following update Ok?

There is no neeed to go through a stamp file, just depend on
$(inst_libdir)/libm-$(lib-version).a, and add a rule which copies
$(objpfx)libm.a there.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

Follow-Ups:
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andrew Senkevich

References:
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andrew Senkevich
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: H.J. Lu
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andrew Senkevich
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andreas Schwab
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andrew Senkevich
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andreas Schwab
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andrew Senkevich
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: H.J. Lu
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andrew Senkevich
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: H.J. Lu
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andrew Senkevich
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andreas Schwab
- Re: [PATCH] Install libm.a as linker script [BZ #20539]
  - From: Andrew Senkevich

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