[PATCH 1/4] autoconf: Add configure target to main Makefile

[Jakub Narebski <jnareb@gmail.com>]

While at it fill git version information in configure.ac
configure target needs autoconf, of course.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
---
This will make testing autoconf improvements easier

 Makefile     |    7 +++++++
 configure.ac |    2 +-
 2 files changed, 8 insertions(+), 1 deletions(-)

diff --git a/Makefile b/Makefile
index 8c225e6..321267b 100644
--- a/Makefile
+++ b/Makefile
@@ -676,6 +676,13 @@ git-instaweb: git-instaweb.sh gitweb/git
 	chmod +x $@+
 	mv $@+ $@
 
+configure: configure.ac
+	rm -f $@ $<+
+	sed -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \
+	    $< > $<+
+	autoconf -o $@ $<+
+	rm -f $<+
+
 # These can record GIT_VERSION
 git$X git.spec \
 	$(patsubst %.sh,%,$(SCRIPT_SH)) \
diff --git a/configure.ac b/configure.ac
index 3c56cc5..e2da891 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ #                                       
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.59)
-AC_INIT([git], [1.4.1], [git@vger.kernel.org])
+AC_INIT([git], [@@GIT_VERSION@@], [git@vger.kernel.org])
 
 AC_CONFIG_SRCDIR([git.c])
 
-- 
1.4.1.1