[PATCH v4 1/3] build: write version.stamp file containing $(VERSION) string

diff --git a/03/c85b5e0401d2eabcfcbc538bf34ba187fdb5ae b/03/c85b5e0401d2eabcfcbc538bf34ba187fdb5ae
new file mode 100644 (file)
index 0000000..0488a68
--- /dev/null
+++ b/03/c85b5e0401d2eabcfcbc538bf34ba187fdb5ae
@@ -0,0 +1,120 @@
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+From: Tomi Ollila <tomi.ollila@iki.fi>\r
+To: notmuch@notmuchmail.org\r
+Subject: [PATCH v4 1/3] build: write version.stamp file containing $(VERSION)\r
+       string\r
+Date: Wed, 19 Mar 2014 22:37:09 +0200\r
+Message-Id: <1395261431-24668-1b-git-send-email-tomi.ollila@iki.fi>\r
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+References: <1395261431-24668-1-git-send-email-tomi.ollila@iki.fi>\r
+Cc: tomi.ollila@iki.fi\r
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+\r
+This version file will be as prerequisite to the target files\r
+that use the version info for some purpose, like printing\r
+it for the user to examine. The contents of the version.stamp\r
+file is seldom read by the build system itself as the $(VERSION)\r
+variable has the same information.\r
+\r
+Thanks to Trevor, David and Mark for their contributions.\r
+---\r
+\r
+change since *-1-*: $(srcdir) added to version.stamp: version line\r
+\r
+ .gitignore     |  1 +\r
+ Makefile.local | 14 +++++++++++++-\r
+ 2 files changed, 14 insertions(+), 1 deletion(-)\r
+\r
+diff --git a/.gitignore b/.gitignore\r
+index ef4f074..1fb3a71 100644\r
+--- a/.gitignore\r
++++ b/.gitignore\r
+@@ -1,5 +1,6 @@\r
+ .first-build-message\r
+ Makefile.config\r
++version.stamp\r
+ TAGS\r
+ tags\r
+ *cscope*\r
+diff --git a/Makefile.local b/Makefile.local\r
+index cb7b106..9ad554d 100644\r
+--- a/Makefile.local\r
++++ b/Makefile.local\r
+@@ -22,6 +22,11 @@ VERSION:=$(shell cat ${srcdir}/version)\r
+ ifeq ($(filter release release-message pre-release update-versions,$(MAKECMDGOALS)),)\r
+ ifeq ($(IS_GIT),yes)\r
+ VERSION:=$(shell git describe --match '[0-9.]*'|sed -e s/_/~/ -e s/-/+/ -e s/-/~/)\r
++# Write the file 'version.stamp' in case its contents differ from $(VERSION)\r
++FILE_VERSION:=$(shell test -f version.stamp && read vs < version.stamp || vs=; echo $$vs)\r
++ifneq ($(FILE_VERSION),$(VERSION))\r
++       $(shell echo "$(VERSION)" > version.stamp)\r
++endif\r
+ endif\r
+ endif\r
+ \r
+@@ -69,6 +74,11 @@ ifeq ($(shell cat .first-build-message 2>/dev/null),)\r
+ endif\r
+ endif\r
+ \r
++# Depend (also) on the file 'version'. In case of ifeq ($(IS_GIT),yes)\r
++# this file may already have been updated.\r
++version.stamp: $(srcdir)/version\r
++      echo $(VERSION) > $@\r
++\r
+ $(TAR_FILE):\r
+       if git tag -v $(VERSION) >/dev/null 2>&1; then \\r
+            ref=$(VERSION); \\r
+@@ -280,6 +290,8 @@ notmuch_client_srcs =              \\r
+ \r
+ notmuch_client_modules = $(notmuch_client_srcs:.c=.o)\r
+ \r
++notmuch.o: version.stamp\r
++\r
+ notmuch: $(notmuch_client_modules) lib/libnotmuch.a util/libutil.a parse-time-string/libparse-time-string.a\r
+       $(call quiet,CXX $(CFLAGS)) $^ $(FINAL_LIBNOTMUCH_LDFLAGS) -o $@\r
+ \r
+@@ -318,7 +330,7 @@ install-desktop:\r
+       desktop-file-install --mode 0644 --dir "$(DESTDIR)$(desktop_dir)" notmuch.desktop\r
+ \r
+ SRCS  := $(SRCS) $(notmuch_client_srcs)\r
+-CLEAN := $(CLEAN) notmuch notmuch-shared $(notmuch_client_modules) notmuch.elc\r
++CLEAN := $(CLEAN) notmuch notmuch-shared $(notmuch_client_modules) version.stamp\r
+ \r
+ DISTCLEAN := $(DISTCLEAN) .first-build-message Makefile.config\r
+ \r
+-- \r
+1.8.0\r
+\r