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[bug#54052] [PATCH] gnu: cgdb: Add gdb to propagated-inputs
From: |
Ludovic Courtès |
Subject: |
[bug#54052] [PATCH] gnu: cgdb: Add gdb to propagated-inputs |
Date: |
Thu, 03 Mar 2022 23:24:46 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) |
Hi Chadwain,
Did you have a chance to look into this?
https://issues.guix.gnu.org/54052
Thanks in advance!
Ludo’.
Maxime Devos <maximedevos@telenet.be> skribis:
> Chadwain Holness schreef op zo 20-02-2022 om 03:11 [-0500]:
>> Hello Maxime, thank you for the suggestion. Is this new patch better in your
>> opinion?
>
> It does look quite a bit better, but there's a cross-compilation
> problem now: when cross-compiling, 'which' looks in the 'native-inputs'
> instead of the 'inputs' (native-inputs = compiled for the architecture
> the build is performed on, inputs = compiled for the architecture
> 'cgdb' will be run on). You can use 'search-input-file' to solve this:
>
> (arguments
> (list
> #:phases
> #~(modify-phases %standard-phases
> (add-after 'unpack 'fix-paths
> (lambda* (#:key inputs #:allow-other-keys)
> (define gdb (search-input-file inputs "bin/gdb"))
> (define sh (search-input-file inputs "bin/sh"))
> (substitute* "lib/util/fork_util.cpp"
> (("GDB = \"gdb\"") (string-append "GDB = \"" gdb))
> (("/bin/sh") sh)))))))
>
>> (inputs
>> - (list ncurses readline))
>> + (list ncurses readline gdb))
>
> You are using a 'sh' from 'inputs' in 'fix-paths', so the package
> 'bash-minimal' needs to be included, otherwise the build would fail
> when cross-compiling.
>
> ('bash-minimal' is an (implicit) native-input, so the build failure
> would not happen when compiling natively).
>
> To test whether cross-compiling cgdb works, you can try
>
> ./pre-inst-env guix build cgdb --target=aarch64-linux-gnu
>
> (warning: this might build a cross-compiler toolchain first, which can
> take quite some time, and possibly 'gdb' is not cross-compilable!)
>
> Greetings,
> Maxime.
- [bug#54052] [PATCH] gnu: cgdb: Add gdb to propagated-inputs,
Ludovic Courtès <=