[sound-juicer/wip/non-recursive-make: 10/15] Add release.mk

[Phillip Wood <pwood src gnome org>]

commit 3b3ab613ed995417b90f9dbd6f000f348c0fd662
Author: Phillip Wood <phillip wood dunelm org uk>
Date:   Thu Dec 4 11:39:09 2014 +0000

    Add release.mk
    
    This adds some sanity checks to make release and automates uploading and
    tagging a release.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=741288

 Makefile.am          |   17 +-------
 build-aux/release.mk |  108 ++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 109 insertions(+), 16 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 062e0de..c3dd674 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -20,20 +20,5 @@ MAINTAINERCLEANFILES = \
 
 DISTCLEANFILES = po/.intltool-merge-cache
 
-WEBROOT := $(HOME)/WebSites/Burtonini/htdocs
-
-tag:
-       git tag -f $(VERSION)
-
-upload:
-       scp $(PACKAGE)-$(VERSION).tar.bz2 master.gnome.org:
-       ssh master.gnome.org install-module $(PACKAGE)-$(VERSION).tar.bz2
-       mv -f $(PACKAGE)-$(VERSION).tar.bz2 $(WEBROOT)/computing
-
-dev-release: distcheck tag upload
-       gcq $(WEBROOT)/blosxom/computers/sound-juicer/sj-$(VERSION).txt
-
-release: dev-release
-       gcq $(WEBROOT)/blosxom/computers/sound-juicer/body.txt
-
 -include $(top_srcdir)/build-aux/git.mk
+-include $(top_srcdir)/build-aux/release.mk
diff --git a/build-aux/release.mk b/build-aux/release.mk
new file mode 100644
index 0000000..1ecbbd5
--- /dev/null
+++ b/build-aux/release.mk
@@ -0,0 +1,108 @@
+# Copyright (C) 2014 Phillip Wood <phillip wood dunelm org uk>
+#
+# Sound Juicer - release.mk
+#
+# This makefile is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Library General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
+#
+# This library 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
+# Library General Public License for more details.
+#
+# You should have received a copy of the GNU Library General Public
+# License along with this library; if not, see <http://www.gnu.org/licenses/>.
+#
+# Authors: Phillip Wood <phillip wood dunelm org uk>
+
+# Run pre-release checks
+# Push to origin then create a signed tag and push it if the initial push
+# was successful, then upload the tarball and install it.
+release: release-check distcheck
+       @yes_no() { \
+         printf '%s' "$$1"; \
+         while true; \
+         do \
+           read response; \
+           case "$$response" in \
+             ( y | Y | yes | YES | Yes ) break ;; \
+             ( n | N | no | NO | No ) exit 1 ;; \
+           esac ; \
+           printf "Please answer 'y' or 'n' "; \
+         done; \
+       }; \
+       branch=$$(git symbolic-ref --short HEAD); \
+       printf "Checking what would be pushed"; \
+       pushed=$$(git push --dry-run --porcelain origin $$branch |grep  '^[- *+=!]'); \
+       case "$${pushed%%       *}" in \
+         ( ' ' ) tmp="$${pushed#*      }"; \
+                 refs="$${tmp%%        *}"; revs="$${tmp#*     }"; \
+                 printf " - $$refs\n"; \
+                 git log --oneline --decorate $$revs; \
+                 yes_no 'Do you want to push these commits and a tag for release $(VERSION)? '; \
+                 git push origin $$branch || exit 1;; \
+         ( '*' ) printf " - new branch $$branch\n"; \
+                 yes_no "Do you want to push a new branch '$$branch' and a tag for release $(VERSION)? "; \
+                 git push origin $$branch || exit 1;; \
+         ( '=' ) printf " - nothing\n"; \
+                 yes_no 'Do you want to create and push a tag for release $(VERSION)? ' ;; \
+         ( * ) echo "$$pushed"; exit 1;; \
+       esac; \
+       echo 'Creating tag $(VERSION)'; \
+       git tag -s -m 'Release $(VERSION)' '$(VERSION)' || exit 1; \
+       git push origin tag '$(VERSION)' || exit 1; \
+       yes_no 'Do you want to upload $(PACKAGE)-$(VERSION).tar.xz to master.gnome.org? '; \
+       scp '$(PACKAGE)-$(VERSION).tar.xz' 'master.gnome.org:' || exit 1; \
+       ssh master.gnome.org ftpadmin install '$(PACKAGE)-$(VERSION).tar.xz'
+
+# Check that the version number is a.b.c[.d[...]]
+# Check that we're on the correct branch
+#  - master for development releases and stable a.b.0 stable releases
+#  - gnome-a-b for a.b.c[.d] stable updates if it exists, master if not
+# Check the working tree matches the index
+# Check the commit message of the release
+# Check that there are no other releases with this version on the current branch
+# Check that there is no tag for this version
+release-check:
+       @echo "Running pre-release checks"; \
+       branch=$$(git symbolic-ref --short HEAD); \
+       v=$(VERSION); v1=$${v%%.*}; v2=$${v#*.}; v3=$${v2#*.}; v4=$${v3#*.}; \
+       test -z "$$v" -o "$$v" == "$$v1" -o "$$v1" = "$$v2" -o "$$v2" = "$$v3" && \
+         { echo "Error: Version '$(VERSION)' is too short"; exit 1; }; \
+       if test "$$v3" = "$$v4"; then \
+           v4=; \
+       else \
+           v4=$${v4%%.*}; \
+       fi; \
+       v2=$${v2%%.*}; v3=$${v3%%.*}; \
+       stable_branch="gnome-$$v1-$$v2"; \
+       b=$$(git branch --list $$stable_branch); \
+       odd=$$(echo $$v2 | grep '[13579]$$'); \
+       expected_branch="master"; \
+       test -z "$$odd" -a ! -z "$$b" && test ! -z "$$v4" -o "$$v3" != "0" && \
+           expected_branch=$$stable_branch; \
+       test "$$branch" = "$$expected_branch" || \
+         { echo "Error: Current branch is '$$branch' but expected \
+$(PACKAGE)-$(VERSION) to be released from branch '$$expected_branch'."; \
+           exit 1; }; \
+       test -z "$$(git status --porcelain -uno)" || \
+         { echo "Error: There are uncommited changes"; \
+           git status -uno; exit 1; }; \
+       x=$$(git log -n1 --format=%s); \
+       test "$$x" = "Release $(VERSION)" || \
+         { echo "Error: Last commit should be 'Release $(VERSION)'"; \
+           git log -n1 --oneline; exit 1; }; \
+       x=$$(git log --oneline --grep $(VERSION) -F HEAD^ | \
+         grep -i '^[0-9a-f]*[  ]*release[      ]*$(subst .,\.,$(VERSION))[     ]*$$'); \
+       test -z "$$x" || \
+         { echo "Error: Release $(VERSION) already exists"; \
+           git log -n1 --oneline --decorate "$${x%% *}"; exit 1; }; \
+       x=$$(git tag --list $(VERSION)); \
+       test -z "$$x" || \
+         { echo 'Error: Tag $(VERSION) already exists'; \
+           git log -n1 --oneline --decorate tags/$(VERSION); exit 1; }; \
+       echo "Pre-release checks passed"
+
+.PHONY: release release-check