[bug#73006] [PATCH 0/2] gnu: glibc: Fix cross-compiling.

[Z572 <zhengjunjie@iscas.ac.cn>]

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Zheng Junjie <zhengjunjie@iscas.ac.cn> writes:

> Ludovic Courtès <ludo@gnu.org> writes:
>
>> Hi,
>>
>> Zheng Junjie <zhengjunjie@iscas.ac.cn> skribis:
>>
>>>   utils: Add 'objcopy-for-target' and 'objdump-for-target'.
>>>   gnu: glibc: Fix cross-compiling.
>>
>> Could you explain what this is addressing?
>
> all cross-compiling image build fail, because glibc 2.39 cross-compiling fail.
>
>>
>> The ‘add-cross-binutils-to-PATH’ phase is supposed to do the right
>
> this is in cross-libc*, but glibc not have this phase.
>
>> thing, as suggested in the discussion at
>> <https://inbox.sourceware.org/libc-alpha/d72f5f6f-cc3a-bd89-0800-ffb068928e0f@linaro.org/t/>,
>> and that means ‘objdump-for-target’ & co. shouldn’t be necessary.
>>
>> Ludo’.
>
> glibc 2.35 have "glibc-cross-objdump.patch" and "glibc-cross-objcopy.patch"
> patch, but glibc 2.39 not have them, so 2.39 cross compiling try use objdump
> and build fail, and 2.35 success.
>
>
> I checked again today. because (gnu services base)'s nscd-configuration
> default use glibc, not '(cross-libc target)', This is why glibc was
> introduced. Maybe the following patch can also be useful.
>
> From f23d1e48bd0fd9d3b66cbc831cc40f475faff7a4 Mon Sep 17 00:00:00 2001
> Message-ID: <f23d1e48bd0fd9d3b66cbc831cc40f475faff7a4.1725551406.git.zhengjunjie@iscas.ac.cn>
> From: Zheng Junjie <zhengjunjie@iscas.ac.cn>
> Date: Thu, 5 Sep 2024 23:48:34 +0800
> Subject: [PATCH] services: nscd: When cross-compiling, Use (cross-libc
>  target).
>
> * gnu/services/base.scm (nscd-configuration)[glibc]: When cross-compiling,
> Use (cross-libc target).
>
> Change-Id: Ib219459b1ec28f7edfac075e70be3d61edf72d27
> ---
>  gnu/services/base.scm | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/gnu/services/base.scm b/gnu/services/base.scm
> index 4b5b103cc3..4eda5382f5 100644
> --- a/gnu/services/base.scm
> +++ b/gnu/services/base.scm
> @@ -21,6 +21,7 @@
>  ;;; Copyright © 2022 Justin Veilleux <terramorpha@cock.li>
>  ;;; Copyright © 2022 ( <paren@disroot.org>
>  ;;; Copyright © 2023 Bruno Victal <mirai@makinata.eu>
> +;;; Copyright © 2024 Zheng Junjie <873216071@qq.com>
>  ;;;
>  ;;; This file is part of GNU Guix.
>  ;;;
> @@ -67,6 +68,8 @@ (define-module (gnu services base)
>                            libc-utf8-locales-for-target
>                            make-glibc-utf8-locales
>                            tar canonical-package))
> +  #:use-module ((gnu packages cross-base)
> +                #:select (cross-libc))
>    #:use-module ((gnu packages compression) #:select (gzip))
>    #:use-module (gnu packages fonts)
>    #:autoload   (gnu packages guile-xyz) (guile-netlink)
> @@ -1313,7 +1316,7 @@ (define-record-type* <nscd-configuration> nscd-configuration
>                           ;; from 'glibc-final' instead of pulling in a second
>                           ;; glibc copy.
>                           (if target
> -                             glibc
> +                             (cross-libc target)
>                               (canonical-package glibc))))))
>  
>  (define-record-type* <nscd-cache> nscd-cache make-nscd-cache
>
> base-commit: 993d6d2e7be4dac738629c76a51058f4dc5bc449
> prerequisite-patch-id: dd51603b3f57923df8ac28ca5f41557be07ee742
> prerequisite-patch-id: f86942972fa6ddef6e83b54c6120e9d5dfb63098
> prerequisite-patch-id: c3394b41809ae9e5a91a51d7c77401cb58192c51
> prerequisite-patch-id: 68f03643905981a0a79b4ae13971a58a808877f5

ping.

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