[bug#32165] [PATCH] gnu: Add cdrkit-libre.

[Nils Gillmann <ng0@n0.is>]

Oleg Pykhalov transcribed 4.8K bytes:
> Hello Ludovic and Nils,
> 
> Thank you for review.
> 
> ludo@gnu.org (Ludovic Courtès) writes:
> 
> > Oleg Pykhalov <go.wigust@gmail.com> skribis:
> >
> >> * gnu/packages/cdrom.scm (cdrkit-libre): New variable.
> >
> > [...]
> >
> >> +    (source (origin
> >> +              (method url-fetch)
> >> +              (uri (string-append
> >> +                    "https://repo.parabola.nu/other/cdrkit-libre/cdrkit-libre-"
> >> +                    version ".tar.gz"))
> >
> > Like Nils I wonder: can you explain how it differs from cdrkit?  Could
> > we use upstream cdrkit + snippet/patches instead of taking the source
> > from Parabola’s repo?
> 
> Comparing Nix cdrkit with Parabola cdrkit-libre tarball not much differ.
> --8<---------------cut here---------------start------------->8---
> $ /tmp/local$ diff -r -u cdrkit-1.1.11-nix/  cdrkit-1.1.11-parabola/
> Only in cdrkit-1.1.11-nix/doc/genisoimage: README.hfs_boot
> Only in cdrkit-1.1.11-nix/genisoimage: apple_driver.8
> Only in cdrkit-1.1.11-nix/genisoimage: apple_driver.c
> --8<---------------cut here---------------end--------------->8---
> 
> I probably could get a diff for apple_driver.{8,c} files, but the the
> upstream URI http://cdrkit.org/releases/cdrkit.tar.gz is dead.  I'm not

archive.org could help I think.
With regards to the description, there's some history here about the split:
https://inconsolation.wordpress.com/2013/09/24/cdrtools-cdrkit-and-cdrskin-untying-the-knot/

> sure where is a better place to fetch the release tarball except from
> another GNU/Linux distribution like Parabola.

I'd try Gentoo distfiles:
http://distfiles.gentoo.org/distfiles/ or directly: https://gentoo.osuosl.org/distfiles/cdrkit-1.1.6.tar.gz

> 
> >> +    (build-system cmake-build-system)
> >> +    (native-inputs
> >> +     `(("bzip2" ,bzip2)
> >> +       ("libcap" ,libcap)
> >> +       ("perl" ,perl)
> >> +       ("zlib" ,zlib)))
> >
> > It may be that all of these should be ‘inputs’.  Could you check:
> >
> >   guix gc --references $(guix build cdrkit-libre)
> --8<---------------cut here---------------start------------->8---
> /gnu/store/5whrhayw7kispmd103xc05vmdvsdvhqf-cdrkit-libre-1.1.11
> /gnu/store/7ifc22sh86zblnzamqimgmv06idyx69v-perl-5.26.1
> /gnu/store/fxiwj2wpp11sif613axdax7gmwzsg6kp-zlib-1.2.11
> /gnu/store/l4lr0f5cjd0nbsaaf8b5dmcw1a1yypr3-glibc-2.27
> /gnu/store/pxf13xq984jvl2nk12wmsln39a1d8jwc-libcap-2.25
> /gnu/store/qhxgdgyiyq2ilvh17fqfw0njpqlg4gsc-file-5.32
> /gnu/store/rbrandv7anzjxqkr40d7fkanzssslk4b-bash-minimal-4.4.19
> /gnu/store/rw1ilvs76rf2p4p0bi1fx3bffprwwb7g-bzip2-1.0.6
> /gnu/store/vla5j7pbkpcp39lsdfsmz7m9azn48lr4-gcc-5.5.0-lib
> --8<---------------cut here---------------end--------------->8---
> 
> > ?  If they show up here, then ‘inputs’.
> >
> 
> Sure, I will do ‘s/native-inputs/inputs/g’.
> 
> >> +    (arguments
> >> +     `(#:tests? #f ;no tests
> >> +       #:phases
> >> +       (modify-phases %standard-phases
> >> +         (add-after 'install 'old-cdrecord
> >> +           (lambda* (#:key outputs #:allow-other-keys)
> >> +             (with-directory-excursion (string-append (assoc-ref outputs "out")
> >> +                                                      "/bin")
> >> +               (symlink "genisoimage" "mkisofs")
> >> +               (symlink "wodim" "cdrecord")))))))
> >
> > Please return #t.
> 
> Oops, will do.
> 
> >> +    (home-page "http://cdrkit.org/")
> >
> > Like Nils wrote, is this the right URL?
> 
> It's a right URL, I think.  I converted recipe from Parabola, which
> references the same URL [1].  Maybe I should use a Parabola repository
> URL <https://repo.parabola.nu/other/cdrkit-libre/>?

Yes, as this is the source we are pulling from then.
Imo a documentation-url and other specific URLs (donations for
developers,...) would be good. But in cases like these, use the
closest thing to a homepage with the sourcecode.

> >> +    (synopsis "Portable command-line CD/DVD recorder software, mostly
> >> +compatible with cdrtools")
> >
> > “Command-line CD/DVD recorder” is enough IMO.
> 
> OK.
> 
> >> +    (description "Cdrkit is a suite of programs for recording CDs and DVDs,
> >> +blanking CD-RW media, creating ISO-9660 filesystem images, extracting audio CD
> >> +data, and more.")
> >
> > Here you can mention that it’s “mostly compatible …”.
> 
> Do you mean “creating more compatible ISO-9660 …”?
> 
> > Note: “file system” (two words).  :-)
> 
> OK.
> 
> 
> [1]  https://git.parabola.nu/abslibre.git/tree/libre/cdrkit/PKGBUILD
> 
> Oleg.