From 2bb2d8f7432bb8dd01dbb6f6bdb6ebf7d4e83447 Mon Sep 17 00:00:00 2001
From: Arun Isaac
Date: Wed, 5 Jan 2022 15:54:23 +0530
Subject: Makefile: Add dist and distcheck targets.

* Makefile (GIT, GPG, LZIP, distribute_files, dist_archive): New
variables.
(.PHONY): Add dist and distcheck.
(dist, $(dist_archive), distcheck): New targets.
(%.asc): New pattern rule.
(clean): Clean $(dist_archive) and $(dist_archive).asc.
* build-aux/distcheck.scm: New file.
---
 Makefile | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index ae1b4ed..59bc559 100644
--- a/Makefile
+++ b/Makefile
@@ -21,12 +21,18 @@ include Makefile.include
 
 GUILE = guile
 GUILD = guild
+GIT = git
+GPG = gpg
+LZIP = lzip
 EMACS = emacs
 
 top_level_module_dir = $(project)
 sources = $(wildcard $(top_level_module_dir)/*.scm)
 objects = $(sources:.scm=.go)
 tests = $(wildcard tests/*.scm)
+distribute_files = $(sources) $(tests) \
+		   COPYING NEWS.org README.org \
+		   guix.scm Makefile configure configure.scm
 
 scmdir = $(datarootdir)/guile/site/$(guile_effective_version)/$(top_level_module_dir)
 godir = $(libdir)/guile/$(guile_effective_version)/site-ccache/$(top_level_module_dir)
@@ -36,10 +42,24 @@ all: $(objects)
 %.go: %.scm
 	$(GUILD) compile -L . -o $@ $<
 
-.PHONY: check install clean
+.PHONY: check install clean dist distcheck
 check: $(tests)
 	$(GUILE) -L . $^
 
+dist_archive = $(project)-$(version).tar.lz
+
+dist: $(dist_archive) $(dist_archive).asc
+
+$(dist_archive): .git/refs/heads/main
+	$(GIT) archive --prefix $(basename $(basename $@))/ --format=tar main $(distribute_files) \
+		| $(LZIP) --force --output $@
+
+%.asc: %
+	$(GPG) --detach-sign --armor $<
+
+distcheck: $(dist_archive)
+	$(GUILE) build-aux/distcheck.scm $<
+
 install: $(sources) $(objects)
 	install -D $(sources) --target-directory $(scmdir)
 	install -D $(objects) --target-directory $(godir)
@@ -50,4 +70,4 @@ website/index.html: README.org build-aux/build-home-page.el
 	$(EMACS) -Q --batch --load build-aux/build-home-page.el --funcall build-website
 
 clean:
-	rm -f $(objects) Makefile.include website/index.html
+	rm -f $(objects) $(dist_archive) $(dist_archive).asc Makefile.include website/index.html
-- 
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