1 files changed, 76 insertions, 0 deletions
diff --git a/build-aux/distcheck.scm b/build-aux/distcheck.scm
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+++ b/build-aux/distcheck.scm
@@ -0,0 +1,76 @@
+;;; ccwl --- Concise Common Workflow Language
+;;; Copyright © 2022 Arun Isaac <arunisaac@systemreboot.net>
+;;;
+;;; This file is part of ccwl.
+;;;
+;;; ccwl 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.
+;;;
+;;; ccwl 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 ccwl.  If not, see <https://www.gnu.org/licenses/>.
+
+(import (rnrs io ports)
+        (srfi srfi-26)
+        (ice-9 eval-string)
+        (ice-9 match)
+        (ice-9 popen)
+        (guix gexp)
+        (guix packages)
+        (guix scripts)
+        (guix store))
+
+(define (call-with-input-pipe command proc)
+  "Call PROC with input pipe to COMMAND. COMMAND is a list of program
+arguments."
+  (match command
+    ((prog args ...)
+     (let ((port #f))
+       (dynamic-wind
+         (lambda ()
+           (set! port (apply open-pipe* OPEN_READ prog args)))
+         (cut proc port)
+         (cut close-pipe port))))))
+
+(define (call-with-archive-file archive file proc)
+  "Call PROC with port reading FILE in lzip compressed tar ARCHIVE."
+  (call-with-input-pipe (list "tar" "--extract" "--to-stdout"
+                              "--file" archive
+                              (string-append (basename archive ".tar.lz")
+                                             "/" file))
+    proc))
+
+(define (package-in-archive dist-archive)
+  "Return the package object in guix.scm of DIST-ARCHIVE."
+  (call-with-archive-file dist-archive "guix.scm"
+    (lambda (port)
+      (eval-string (get-string-all port)
+                   #:file (string-append (getcwd) "/guix.scm")))))
+
+(define (check-build dist-archive)
+  "Check if package in DIST-ARCHIVE builds correctly."
+  (run-with-store (open-connection)
+    (build-package
+     (package
+       (inherit (package-in-archive dist-archive))
+       (source (local-file dist-archive))))))
+
+(define (check-news version dist-archive)
+  "Check if VERSION appears in the first 200 characters of the news
+file in DIST-ARCHIVE."
+  (call-with-archive-file dist-archive "NEWS.org"
+    (lambda (port)
+      (unless (string-contains (get-string-n port 200)
+                               version)
+        (error "NEWS.org does not mention current version:" version)))))
+
+(match (program-arguments)
+  ((_ version dist-archive)
+   (check-build dist-archive)
+   (check-news version dist-archive)))