Re: Why bash-minimal is part of sbcl package

[Guillaume Le Vaillant <glv@posteo.net>]

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Pan Xie <xiepan@skyguard.com.cn> skribis:

> Hello
>
> I find this interesting thing but I don't have an explanation. When query the
> "references" of my Gnu Store item "sbcl", it shows that sbcl references
> bash-mininal, as the following output shows:
>
> # guix gc --references /gnu/store/sbbp9nvslqcf3bmcnz5wgxf2qpsi757
> /gnu/store/6ncav55lbk5kqvwwflrzcr41hp5jbq0c-gcc-11.3.0-lib
> /gnu/store/ln6hxqjvz6m9gdd9s97pivlqck7hzs99-glibc-2.35
> /gnu/store/mzx7j93w5szyzrgnql8dqhqdgjh6si02-mpfr-4.2.0
> /gnu/store/nl194qnq5lhjxpfwcs15xqihnfqif335-zstd-1.5.2-lib
> /gnu/store/sbbp9nvslqcf3bmcnz5wgxf2qpsi757i-sbcl-2.3.7
> /gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16
> /gnu/store/ybadavwz1z9kmxanqy3siw38lnkwnkrp-gmp-6.2.1
>
> However when I look into sbcl's package definition, there is no bash-minimal as
> its input. I can use guix graph find a path from sbcl to bash-minimal:
>
> # guix graph --path sbcl bash-minimal
> sbcl@2.3.7
> texlive-updmap.cfg@66594
> texlive-scheme-basic@66594
> texlive-collection-basic@66594
> texlive-bin@20230313
> cairo@1.16.0
> bash-minimal@5.1.16
>
> bash-minimal is indeed one of cairo's package input. However cairo also has
> inputs like ghostscript and libspectre, which sbcl does not reference.
>
> "guix size sbcl" also reports bash-minimal is part of sbcl package, and "guix
> pack sbcl" will include bash-minimal in its final tarball.
>
> So the question is, which part of sbcl's package definition tells Guix it need
> to add bash-minimal as part of sbcl? Is there a practical method to figure that
> out?

Hi.
It looks like there are some contrib libraries of sbcl that need
a shell, which is why the bash-minimal available in the build
environment is referenced by some files in the sbcl package.
I guess we should list bash-minimal explicitly in the inputs...

--8<---------------cut here---------------start------------->8---
$ grep -R bash-minimal $(guix build sbcl)

grep: /gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/lib/sbcl/contrib/sb-executable.fasl: binary file matches
grep: /gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/lib/sbcl/contrib/asdf.fasl: binary file matches
grep: /gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/lib/sbcl/contrib/sb-aclrepl.fasl: binary file matches
grep: /gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/lib/sbcl/contrib/uiop.fasl: binary file matches
/gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/share/sbcl/contrib/asdf/pull-asdf.sh:#!/gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16/bin/sh -e
/gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/share/sbcl/contrib/asdf/asdf.lisp:              #+os-unix (string `("/gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16/bin/sh" "-c" ,command))
/gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/share/sbcl/contrib/asdf/asdf.lisp:                  #+os-unix ,@'(ext:run-program "/gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16/bin/sh" :arguments `("-c" ,%command))
/gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/share/sbcl/contrib/asdf/uiop.lisp:              #+os-unix (string `("/gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16/bin/sh" "-c" ,command))
/gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/share/sbcl/contrib/asdf/uiop.lisp:                  #+os-unix ,@'(ext:run-program "/gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16/bin/sh" :arguments `("-c" ,%command))
/gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/share/sbcl/contrib/sb-aclrepl/repl.lisp:  (sb-ext:run-program "/gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16/bin/sh" (list "-c" string-arg)
/gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/share/sbcl/contrib/sb-executable/sb-executable.lisp:  "#!/gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16/bin/sh --
/gnu/store/yqqjrhap1jp0aqs5p7xs5j13z0nza1zj-sbcl-2.3.7/share/sbcl/contrib/sb-posix/posix-tests.lisp:           (stat-2 (sb-posix:stat "/gnu/store/v9p25q9l5nnaixkhpap5rnymmwbhf9rp-bash-minimal-5.1.16/bin/sh"
--8<---------------cut here---------------end--------------->8---

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