From fd138579c35c8d7024353839c7f4e3aaf1706b35 Mon Sep 17 00:00:00 2001
From: Ole Tange <ole@tange.dk>
Date: Mon, 10 Oct 2011 21:59:19 +0200
Subject: [PATCH] parallel: Makefile for creating .deb package (dependent on
 --minversion)

---
 packager/debian/Makefile | 14 ++++++++++++--
 packager/debian/README   |  6 ++++--
 src/parallel             |  2 +-
 3 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/packager/debian/Makefile b/packager/debian/Makefile
index c9f32953..3b5288e3 100644
--- a/packager/debian/Makefile
+++ b/packager/debian/Makefile
@@ -1,12 +1,20 @@
-all:	clean unpack build
+all:	clean makedist unpack build
 
 unpack:
 	ls ../../parallel-*.tar.bz2| tail -n1 | parallel tar xvf 
 	cd parallel-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]; cp -a ../debian-template debian
 
 build:
-	cd parallel-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]; debchange -i
+	which dpkg-buildpackage >/dev/null || ( \
+	echo "Error, could not find 'dpkg-buildpackage'." ; \
+	echo "To install, run:" ; \
+	echo -e "\tapt-get install dpkg-dev" ; \
+	false )
+	cd parallel-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]; perl -i -pe "s/201[0-9]{5}-[0-9]+/"`src/parallel --minversion 1`"/"  debian/{changelog,parallel/DEBIAN/control}
 	cd parallel-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]; dpkg-buildpackage -us -uc
+	@echo 
+	@echo "To install the GNU Parallel Debian package, run:"
+	@echo -e \\t sudo dpkg -i `ls -rt parallel_*_all.deb | tail -n 1`
 
 clean:
 	rm -f parallel_*
@@ -16,3 +24,5 @@ distclean:
 	rm -f parallel_*
 	rm -rf parallel-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]
 
+makedist:
+	cd ../..; make dist-bzip2 dist-gzip
diff --git a/packager/debian/README b/packager/debian/README
index 24941469..e61a3070 100644
--- a/packager/debian/README
+++ b/packager/debian/README
@@ -1,2 +1,4 @@
-make
-Edit 20100906-2 to the version number
+To build a .deb package:
+
+  make
+
diff --git a/src/parallel b/src/parallel
index 5ee1d367..c58b9059 100755
--- a/src/parallel
+++ b/src/parallel
@@ -582,7 +582,7 @@ sub parse_options {
     if(defined $::opt_bg) { $Global::semaphore = 1; }
     if(defined $::opt_wait) { $Global::semaphore = 1; }
     if(defined $::opt_minversion) {
-	version();
+	print $Global::version,"\n";
 	if($Global::version < $::opt_minversion) {
 	    wait_and_exit(255);
 	} else {