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[bug#60358] [PATCH v7 4/5] gnu: Add gnulib.


From: Liliana Marie Prikler
Subject: [bug#60358] [PATCH v7 4/5] gnu: Add gnulib.
Date: Sat, 31 Dec 2022 20:26:10 +0100
User-agent: Evolution 3.46.0

Am Dienstag, dem 27.12.2022 um 17:23 +0100 schrieb Vivien Kraus:
> * gnu/packages/build-tools.scm (gnulib): New variable.
> (gnulib-checkout): New function. It returns a package with a specific
> commit of gnulib.
Btw. you can shorten this to (gnulib-checkout, gnulib): New variables.
> ---
>  gnu/packages/build-tools.scm | 220
> +++++++++++++++++++++++++++++++++++
>  1 file changed, 220 insertions(+)
> 
> diff --git a/gnu/packages/build-tools.scm b/gnu/packages/build-
> tools.scm
> index 6c1350c44f..d2eeb88db6 100644
> --- a/gnu/packages/build-tools.scm
> +++ b/gnu/packages/build-tools.scm
> @@ -32,27 +32,36 @@
>  ;;; along with GNU Guix.  If not, see
> <http://www.gnu.org/licenses/>.
>  
>  (define-module (gnu packages build-tools)
> +  #:use-module (ice-9 optargs)
>    #:use-module ((guix licenses) #:prefix license:)
>    #:use-module (guix utils)
>    #:use-module (guix packages)
>    #:use-module (guix gexp)
>    #:use-module (guix download)
>    #:use-module (guix git-download)
> +  #:use-module (guix git)
>    #:use-module (guix build-system cmake)
> +  #:use-module (guix modules)
>    #:use-module (gnu packages)
>    #:use-module (gnu packages adns)
> +  #:use-module (gnu packages autotools)
>    #:use-module (gnu packages base)
>    #:use-module (gnu packages bash)
>    #:use-module (gnu packages check)
> +  #:use-module (gnu packages code)
>    #:use-module (gnu packages compression)
>    #:use-module (gnu packages cpp)
> +  #:use-module (gnu packages cppi)
>    #:use-module (gnu packages elf)
> +  #:use-module (gnu packages gcc)
>    #:use-module (gnu packages linux)
> +  #:use-module (gnu packages lisp)
>    #:use-module (gnu packages logging)
>    #:use-module (gnu packages lua)
>    #:use-module (gnu packages ninja)
>    #:use-module (gnu packages package-management)
>    #:use-module (gnu packages pcre)
> +  #:use-module (gnu packages perl)
>    #:use-module (gnu packages pkg-config)
>    #:use-module (gnu packages pretty-print)
>    #:use-module (gnu packages protobuf)
> @@ -65,6 +74,7 @@ (define-module (gnu packages build-tools)
>    #:use-module (gnu packages rpc)
>    #:use-module (gnu packages sqlite)
>    #:use-module (gnu packages tls)
> +  #:use-module (gnu packages unicode)
>    #:use-module (gnu packages version-control)
>    #:use-module (guix build-system gnu)
>    #:use-module (guix build-system python))
> @@ -803,3 +813,213 @@ (define-public genie
>  same settings to multiple projects.  It supports generating projects
> using GNU
>  Makefiles, JSON Compilation Database, and experimentally Ninja.")
>        (license license:bsd-3))))
> +
> +(define*-public (gnulib-checkout #:key
> +                                 version
> +                                 (revision "1")
> +                                 commit
> +                                 hash)
> +  "Return as a package the exact gnulib checkout."
> +  (package
> +    (name "gnulib")
> +    (version (git-version version revision commit))
> +    (source
> +     (origin
> +       (method git-fetch)
> +       (uri (git-reference
> +             (url "https://git.savannah.gnu.org/git/gnulib.git";)
> +             (commit commit)))
> +       (file-name (git-file-name name version))
> +       (sha256 hash)
> +       (snippet
> +        (with-imported-modules (source-module-closure '((guix build
> utils)))
> +          #~(begin
> +              (use-modules (guix build utils)
> +                           (ice-9 ftw)
> +                           (ice-9 rdelim))
> +              ;; .c, .h and .gperf files whose first line is /* DO
> NOT EDIT!
> +              ;; GENERATED AUTOMATICALLY! */ are generated
> automatically based
> +              ;; on the unicode database. Since we replace the
> unicode
> +              ;; database with our own, we need to regenerate them.
> So, they
> +              ;; are removed from the source. They are sprinkled all
> over the
> +              ;; place unfortunately, so we can’t exclude whole
> directories.
> +              (let ((count-purged
> +                     (file-system-fold
> +                      ;; enter?
> +                      (lambda (name stat result)
> +                        #t)
> +                      ;; leaf
> +                      (lambda (name stat result)
> +                        (if (or (string-suffix? ".c" name)
> +                                (string-suffix? ".h" name)
> +                                (string-suffix? ".gperf" name))
> +                            (call-with-input-file name
> +                              (lambda (port)
> +                                (let ((first-line (read-line port)))
> +                                  (if (equal?
> +                                       first-line
> +                                       "/* DO NOT EDIT! GENERATED
> AUTOMATICALLY! */")
> +                                      (begin
> +                                        (delete-file name)
> +                                        (1+ result))
> +                                      result))))
> +                            result))
> +                      ;; down
> +                      (lambda (name stat result)
> +                        result)
> +                      ;; up
> +                      (lambda (name stat result)
> +                        result)
> +                      ;; skip
> +                      (lambda (name stat result)
> +                        (error "No directory should be spared"))
> +                      ;; error
> +                      (lambda (name stat errno result)
> +                        (error "A file is inaccessible"))
> +                      ;; Initial value
> +                      0
> +                      (getcwd))))
I think it should be possible to express this list in terms of find-
files.  Note that it accepts a procedure rather than just a simple
regexp too.
> +                (unless (eqv? count-purged 332)
> +                  (format (current-error-port) "There were ~s files
> purged.\n" count-purged)
> +                  (error "Please check the number of automatically
> generated files.")))
I'm not sure whether this check is a good idea.  This seems to be the
kind of thing that will break for no reason.
> +              ;; Other files are copied from UCD.
> +              (for-each delete-file
> +                        '("tests/unigbrk/GraphemeBreakTest.txt"
> +                          "tests/uninorm/NormalizationTest.txt"
> +                          "tests/uniname/UnicodeData.txt"
> +                          "tests/uniname/NameAliases.txt"
> +                          ;; FIXME:
> tests/uniname/HangulSyllableNames.txt
> +                          ;; seems like a UCD file but it is not
> distributed
> +                          ;; with UCD.
> +                          "tests/uniwbrk/WordBreakTest.txt")))))))
> +    (build-system gnu-build-system)
> +    (arguments
> +     (list
> +      #:phases
> +      #~(modify-phases %standard-phases
> +          (add-after 'unpack 'fix-tests
> +            (lambda _
> +              (substitute* "Makefile"
> +                (("-f maint.mk syntax-check")
> +                 "_gl-Makefile=yes -f maint.mk syntax-check"))
> +              (invoke "git" "init")
> +              (invoke "git" "config" "user.name" "Guix")
> +              (invoke "git" "config" "user.email" "guix@localhost")
> +              (invoke "git" "add" ".")
> +              (invoke "git" "commit" "-m"
> +                      "Syntax checks are only run against committed
> files, so commit everything.")))
> +          (add-after 'fix-tests 'disable-failing-tests
> +            (lambda _
> +              (substitute* "cfg.mk"
> +                (("local-checks-to-skip =")
> +                 "local-checks-to-skip = \\
> +  sc_Wundef_boolean \\
> +  sc_file_system \\
> +  sc_indent \\
> +  sc_keep_gnulib_texi_files_mostly_ascii \\
> +  sc_prohibit_assert_without_use \\
> +  sc_prohibit_close_stream_without_use \\
> +  sc_prohibit_defined_have_decl_tests \\
> +  sc_prohibit_doubled_word \\
> +  sc_prohibit_empty_lines_at_EOF \\
> +  sc_prohibit_intprops_without_use \\
> +  sc_prohibit_openat_without_use \\
> +  sc_prohibit_test_minus_ao \\
> +  sc_unportable_grep_q"))
> +              (substitute* "Makefile"
> +                (("sc_check_sym_list")
> +                 "disabled_check_sym_list")
> +                (("sc_cpp_indent_check")
> +                 "disabled_cpp_indent_check")
> +                (("sc_check_copyright")
> +                 "disabled_check_copyright")
> +                (("sc_prohibit_AC_LIBOBJ_in_m4")
> +                 "disabled_prohibit_AC_LIBOBJ_in_m4")
> +                (("sc_prefer_ac_check_funcs_once")
> +                 "disabled_prefer_ac_check_funcs_once")
> +                (("sc_prohibit_leading_TABs")
> +                 "disabled_prohibit_leading_TABs"))))
> +          (delete 'configure)
> +          (add-after 'unpack 'regenerate-unicode
> +            (lambda* (#:key inputs #:allow-other-keys)
> +              (with-directory-excursion "lib"
> +                ;; See the compile-command buffer-local variable in
> +                ;; lib/gen-uni-tables.c
> +                (invoke #+(file-append gcc "/bin/gcc") "-O" "-Wall"
> "gen-uni-tables.c"
> +                        "-Iunictype" "-o" "gen-uni-tables")
> +                (apply invoke
> +                       "./gen-uni-tables"
> +                       `(,@(map (lambda (f)
> +                                  (search-input-file inputs f))
> +                                '("share/ucd/UnicodeData.txt"
> +                                  "share/ucd/PropList.txt"
> +                                 
> "share/ucd/DerivedCoreProperties.txt"
> +                                  "share/ucd/emoji/emoji-data.txt"
> +                                  "share/ucd/ArabicShaping.txt"
> +                                  "share/ucd/Scripts.txt"
> +                                  "share/ucd/Blocks.txt"
> +                                  "share/ucd/PropList-3.0.1.txt"
> +                                  "share/ucd/EastAsianWidth.txt"
> +                                  "share/ucd/LineBreak.txt"
> +                                 
> "share/ucd/auxiliary/WordBreakProperty.txt"
> +                                 
> "share/ucd/auxiliary/GraphemeBreakProperty.txt"
> +                                 
> "share/ucd/CompositionExclusions.txt"
> +                                  "share/ucd/SpecialCasing.txt"
> +                                  "share/ucd/CaseFolding.txt"))
> +                         ;; This is the version of the UCD used, it
> should be
> +                         ;; the same as the native-input.
> +                         #$(package-version ucd-next)))
Use (package-version (this-package-input "ucd")) instead, so that a
user can replace it.
> +                (invoke "clisp" "-C" "uniname/gen-uninames.lisp"
> +                        (search-input-file inputs
> "share/ucd/UnicodeData.txt")
> +                        "uniname/uninames.h"
> +                        (search-input-file inputs
> "share/ucd/NameAliases.txt"))
> +                (copy-file (search-input-file inputs
> "share/ucd/NameAliases.txt")
> +                           "../tests/uniname/NameAliases.txt")
> +                (copy-file (search-input-file inputs
> "share/ucd/UnicodeData.txt")
> +                           "../tests/uniname/UnicodeData.txt")
> +                (copy-file (search-input-file inputs
> "share/ucd/NormalizationTest.txt")
> +                           "../tests/uninorm/NormalizationTest.txt")
> +                (copy-file (search-input-file inputs
> "share/ucd/auxiliary/GraphemeBreakTest.txt")
> +                           "../tests/unigbrk/GraphemeBreakTest.txt")
> +                (copy-file (search-input-file inputs
> "share/ucd/auxiliary/WordBreakTest.txt")
> +                           "../tests/uniwbrk/WordBreakTest.txt")
> +                (delete-file "gen-uni-tables"))))
> +          (replace 'install
> +            (lambda _
> +              (install-file "gnulib-tool"
> +                            (string-append #$output "/bin"))
> +              (delete-file-recursively ".git")
> +              (copy-recursively "." (string-append #$output
> "/src/gnulib/")))))))
> +    (inputs ;; Shebangs for some auxiliary build files.
> +     (list python perl clisp))
> +    (native-inputs
> +     (list
> +      python perl clisp
> +      ;; Unicode data:
> +      ucd-next ;; If you change it, also change #$(package-version
> ucd-next)
> +               ;; in the regenerate-unicode phase.
> +      ucd3.0-update1
> +      ;; Programs for the tests:
> +      cppi indent git autoconf))
> +    (home-page "https://www.gnu.org/software/gnulib/";)
> +    (synopsis "Source files to share among distributions")
> +    (description
> +     "Gnulib is a central location for common infrastructure needed
> by GNU
> +packages.  It provides a wide variety of functionality, e.g.,
> portability
> +across many systems, working with Unicode strings, cryptographic
> computation,
> +and much more.  The code is intended to be shared at the level of
> source
> +files, rather than being a standalone library that is distributed,
> built, and
> +installed.  The included @command{gnulib-tool} script helps with
> using Gnulib
> +code in other packages.  Gnulib also includes copies of licensing
> and
> +maintenance-related files, for convenience.")
> +    (native-search-paths
> +     (list (search-path-specification
> +            (variable "GNULIB_SRCDIR")
> +            (files (list "src/gnulib")))))
> +    (license (list license:lgpl2.0+ license:gpl3+))))
Cheers


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