gnu/packages/regex.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2014 John Darrington
   3 ;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
   4 ;;; Copyright © 2016 Marius Bakke <mbakke@fastmail.com>
   5 ;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
   6 ;;;
   7 ;;; This file is part of GNU Guix.
   8 ;;;
   9 ;;; GNU Guix is free software; you can redistribute it and/or modify it
  10 ;;; under the terms of the GNU General Public License as published by
  11 ;;; the Free Software Foundation; either version 3 of the License, or (at
  12 ;;; your option) any later version.
  13 ;;;
  14 ;;; GNU Guix is distributed in the hope that it will be useful, but
  15 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;;; GNU General Public License for more details.
  18 ;;;
  19 ;;; You should have received a copy of the GNU General Public License
  20 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 (define-module (gnu packages regex)
  23   #:use-module ((guix licenses) #:prefix license:)
  24   #:use-module (guix packages)
  25   #:use-module (guix download)
  26   #:use-module (guix build-system gnu)
  27   #:use-module (guix utils))
  28
  29 (define-public re2
  30    (package
  31      (name "re2")
  32      (version "2018-03-01")
  33      (source (origin
  34                (method url-fetch)
  35                (uri
  36                 (string-append
  37                  "https://github.com/google/re2/archive/"
  38                  version ".tar.gz"))
  39                (file-name (string-append name "-" version ".tar.gz"))
  40                (sha256
  41                 (base32
  42                  "0y21g321a802xmxdbkfz0rkcark7ypglpb3jjqhf13m6s7lpxp2i"))))
  43      (build-system gnu-build-system)
  44      (arguments
  45       `(#:modules ((guix build gnu-build-system)
  46                    (guix build utils)
  47                    (srfi srfi-1))
  48         #:test-target "test"
  49         ;; There is no configure step, but the Makefile respects a prefix.
  50         ;; As ./configure does not know anything about the target CXX
  51         ;; we need to specify TARGET-g++ explicitly.
  52         #:make-flags (list (string-append "prefix=" %output)
  53                            (string-append
  54                              "CXX=" ,(string-append
  55                                        (if (%current-target-system)
  56                                            (string-append
  57                                              (%current-target-system) "-")
  58                                            "")
  59                                        "g++")))
  60         #:phases
  61         (modify-phases %standard-phases
  62           (delete 'configure)
  63           (add-after 'install 'delete-static-library
  64             (lambda* (#:key outputs #:allow-other-keys)
  65               ;; No make target for shared-only; delete the static version.
  66               (delete-file (string-append (assoc-ref outputs "out")
  67                                           "/lib/libre2.a"))
  68               #t)))))
  69      (home-page "https://github.com/google/re2")
  70      (synopsis "Fast, safe, thread-friendly regular expression engine")
  71      (description "RE2 is a fast, safe, thread-friendly alternative to
  72 backtracking regular expression engines like those used in PCRE, Perl and
  73 Python.  It is a C++ library.")
  74      (license license:bsd-3)))
  75
  76 (define-public tre
  77   (package
  78     (name "tre")
  79     (version "0.8.0")
  80     (source (origin
  81               (method url-fetch)
  82               (uri (string-append "http://laurikari.net/tre/"
  83                                   name "-" version ".tar.bz2"))
  84               (sha256
  85                (base32
  86                 "0n36cgqys59r2gmb7jzbqiwsy790v8nbxk82d2n2saz0rp145ild"))))
  87     (build-system gnu-build-system)
  88     (arguments
  89      `(#:phases
  90        (modify-phases %standard-phases
  91          (add-before 'check 'install-locales
  92            (lambda _
  93              ;; The tests require the availability of the
  94              ;; 'en_US.ISO-8859-1' locale.
  95              (setenv "LOCPATH" (getcwd))
  96              (zero? (system* "localedef" "--no-archive"
  97                              "--prefix" (getcwd) "-i" "en_US"
  98                              "-f" "ISO-8859-1" "./en_US.ISO-8859-1")))))))
  99     (synopsis "Approximate regex matching library and agrep utility")
 100     (description "Superset of the POSIX regex API, enabling approximate
 101 matching.  Also ships a version of the agrep utility which behaves similar to
 102 grep but features inexact matching.")
 103     (home-page "http://laurikari.net/tre")
 104     (license license:bsd-2)))