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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Ludovic Courtès <ludo@gnu.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages code)
+ #:use-module (guix packages)
+ #:use-module (guix download)
+ #:use-module (guix licenses)
+ #:use-module (guix build-system gnu)
+ #:use-module (gnu packages perl))
+
+;;; Tools to deal with source code: metrics, cross-references, etc.
+
+(define-public sloccount
+ (package
+ (name "sloccount")
+ (version "2.26")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "http://www.dwheeler.com/sloccount/sloccount-"
+ version ".tar.gz"))
+ (sha256
+ (base32
+ "0ayiwfjdh1946asah861ah9269s5xkc8p5fv1wnxs9znyaxs4zzs"))))
+ (build-system gnu-build-system)
+ (arguments
+ '(#:phases (modify-phases %standard-phases
+ (delete configure)
+ (add-before build make-dotl-files-older
+ (lambda _
+ ;; Make the '.l' files as old as the '.c'
+ ;; files to avoid triggering the rule that
+ ;; requires Flex.
+ (define ref
+ (stat "README"))
+
+ (for-each (lambda (file)
+ (set-file-time file ref))
+ (find-files "." "\\.[chl]$"))
+ #t))
+ (add-before install make-target-directories
+ (lambda* (#:key outputs #:allow-other-keys)
+ (let ((out (assoc-ref outputs "out")))
+ (mkdir-p (string-append out "/bin"))
+ (mkdir-p (string-append out
+ "/share/man/man1"))
+ (mkdir-p (string-append out
+ "/share/doc")))))
+ (replace check
+ (lambda _
+ (setenv "HOME" (getcwd))
+ (setenv "PATH"
+ (string-append (getcwd) ":"
+ (getenv "PATH")))
+ (zero? (system* "make" "test")))))
+
+ #:make-flags (list (string-append "PREFIX="
+ (assoc-ref %outputs "out")))))
+ (inputs `(("perl" ,perl)))
+ (home-page "http://www.dwheeler.com/sloccount/")
+ (synopsis "Count physical source lines of code (SLOC)")
+ (description
+ "SLOCCount is a set of the programs for counting source lines of
+code (SLOC) in large software systems. It can automatically identify and
+measure a wide range of programming languages. It automatically estimates the
+effort, time, and money it would take to develop the software, using the
+COCOMO model or user-provided parameters.")
+ (license gpl2+)))