From 5a88b2d1304ad57c1249558a261a8d191daf9758 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Taylan=20Ulrich=20Bay=C4=B1rl=C4=B1/Kammer?=
 <taylanbayirli@gmail.com>
Date: Tue, 27 Sep 2016 22:34:06 +0200
Subject: [PATCH] build: Improve Guile 2.2 compatibility.

* build-aux/compile-all.scm (compile-file*): Ensure loading of
  compilation related modules before going parallel.
* guix/build/pull.scm (build-guix): Ditto.
---
 build-aux/compile-all.scm | 3 +++
 guix/build/pull.scm       | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/build-aux/compile-all.scm b/build-aux/compile-all.scm
index 7c937a0422..46b381723b 100644
--- a/build-aux/compile-all.scm
+++ b/build-aux/compile-all.scm
@@ -81,6 +81,9 @@ (define (compile-file* file output-mutex)
    (let ((files (filter file-needs-compilation? files)))
      (for-each load-module-file files)
      (let ((mutex (make-mutex)))
+       ;; Make sure compilation related modules are loaded before starting to
+       ;; compile files in parallel.
+       (compile #f)
        (par-for-each (lambda (file)
                        (compile-file* file mutex))
                      files)))))
diff --git a/guix/build/pull.scm b/guix/build/pull.scm
index ccf1868516..871bf6f535 100644
--- a/guix/build/pull.scm
+++ b/guix/build/pull.scm
@@ -125,6 +125,9 @@ (define* (build-guix out source
       (newline)
       (let ((mutex (make-mutex))
             (completed 0))
+        ;; Make sure compilation related modules are loaded before starting to
+        ;; compile files in parallel.
+        (compile #f)
         (par-for-each
          (lambda (file)
            (with-mutex mutex