From 2cfc8d69644af6c53fed9128425e8ff70ad4509f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Mon, 26 Mar 2018 22:17:40 +0200
Subject: build: Add 'as-derivation' target.

* build-aux/compile-as-derivation.scm: New file.
* Makefile.am (as-derivation): New target.
(EXTRA_DIST): Add compile-as-derivation.scm.
---
 Makefile.am | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'Makefile.am')

diff --git a/Makefile.am b/Makefile.am
index e4edd05d72..908115e524 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -470,6 +470,7 @@ EXTRA_DIST =						\
   build-aux/hydra/guix-modular.scm			\
   build-aux/check-available-binaries.scm		\
   build-aux/check-final-inputs-self-contained.scm	\
+  build-aux/compile-as-derivation.scm			\
   build-aux/generate-authors.scm			\
   build-aux/test-driver.scm				\
   build-aux/update-guix-package.scm			\
@@ -535,6 +536,13 @@ $(guix_install_go_files): install-nobase_dist_guilemoduleDATA
 install-data-hook: set-bootstrap-executable-permissions
 	touch "$(DESTDIR)$(guileobjectdir)/guix/config.go"
 
+# Assuming Guix is already installed and the daemon is up and running, this
+# rule builds from $(srcdir), creating and building derivations.
+as-derivation:
+	$(AM_V_at)echo "Building Guix in Guix..." ;		\
+	$(GUILE) --no-auto-compile				\
+	  "$(top_srcdir)/build-aux/compile-as-derivation.scm"	\
+	  "$(abs_top_srcdir)"
 
 SUBDIRS = po/guix po/packages
 BUILT_SOURCES =
@@ -763,7 +771,7 @@ cuirass-jobs.scm: $(GOBJECTS)
 .PHONY: gen-ChangeLog gen-AUTHORS gen-tarball-version
 .PHONY: assert-no-store-file-names assert-binaries-available
 .PHONY: assert-final-inputs-self-contained
-.PHONY: clean-go make-go
+.PHONY: clean-go make-go as-derivation
 .PHONY: update-guix-package update-NEWS release
 
 ## -------------- ##
-- 
cgit v1.2.3