[bug#48630] [PATCH] adds `ack' package and it's perl module dependency File::Next

[Gabriel Wicki <gabriel@erlikon.ch>]

From 2c708fcb56bdb7549a9de7535a0aaf936a18e8a0 Mon Sep 17 00:00:00 2001
From: Gabriel Wicki <gabriel@erlikon.ch>
Date: Wed, 26 May 2021 00:08:09 +0200
Subject: [PATCH] add package ack to (gnu packages textutils)

modified:   gnu/packages/textutils.scm
 - add package ack
 - add (guix build-system perl) and (gnu packages perl) to imports
---
 gnu/packages/textutils.scm | 39 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/gnu/packages/textutils.scm b/gnu/packages/textutils.scm
index ab34373705..1df5050f30 100644
--- a/gnu/packages/textutils.scm
+++ b/gnu/packages/textutils.scm
@@ -45,6 +45,7 @@
   #:use-module (guix build-system gnu)
   #:use-module (guix build-system go)
   #:use-module (guix build-system cmake)
+  #:use-module (guix build-system perl)
   #:use-module (guix build-system python)
   #:use-module (guix utils)
   #:use-module (gnu packages)
@@ -59,6 +60,7 @@
   #:use-module (gnu packages pcre)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages pkg-config)
+  #:use-module (gnu packages perl)
   #:use-module (gnu packages python)
   #:use-module (gnu packages python-build)
   #:use-module (gnu packages python-xyz)
@@ -1304,3 +1306,40 @@ languages such as HTML, Markdown, Asciidoc, and reStructuredText.  The community
 around it also has a list of style guides implemented with Vale in
 @url{https://github.com/errata-ai/styles, their styles repo}.")
     (license license:expat)))
+
+(define-public ack
+  (package
+   (name "ack")
+   (version "3.5.0")
+   (source (origin
+            (method git-fetch)
+            (uri
+             (git-reference
+              (url "https://github.com/beyondgrep/ack3")
+              (commit (string-append "v" version))))
+            (file-name (git-file-name name version))
+            (sha256
+             (base32 "00131vqjbzcn6w22m0h3j6x9kp59dimfnnqhpmi78vbcj0jws1dv"))))
+   (build-system perl-build-system)
+   (arguments '(#:tests? #t
+                #:phases (modify-phases
+                          %standard-phases
+                          (add-after 'patch-generated-file-shebangs 'patch-more-shebangs
+                                     (lambda* (#:key inputs #:allow-other-keys)
+                                       (let ((perl (string-append
+                                                    (assoc-ref inputs "perl")
+                                                    "/bin/perl")))
+                                         (substitute* "t/ack-type.t"
+                                                      (("/usr/bin/perl")
+                                                       perl)
+                                                      (("/usr/bin/env perl")
+                                                       perl))))))))
+   (propagated-inputs `(("perl-file-next" ,perl-file-next)))
+   (synopsis "Code-searching tool optimized for programmers with large trees
+of source code")
+   (description "ack is a tool for finding text inside files.  It is designed for
+hackers and programmers by being fast, ignoring VCS directories, letting a user
+easily specify file types, match highlighting, Perl-Compatible Regular
+Expressions, and being faster to type than grep.")
+   (home-page "https://beyondgrep.com/")
+   (license license:artistic2.0)))
-- 
2.30.2