From f190500c5fa197e006ea40860801939277ef7dcd Mon Sep 17 00:00:00 2001
From: Johannes Ranke <jranke@uni-bremen.de>
Date: Wed, 16 Mar 2016 22:57:26 +0100
Subject: Changes done for todays backport of R 3.2.4

---
 backport        | 81 ++++++++++++++++++++++++++++++++++-----------------------
 backport_others |  6 ++---
 2 files changed, 52 insertions(+), 35 deletions(-)

diff --git a/backport b/backport
index caea334..26f1435 100755
--- a/backport
+++ b/backport
@@ -6,10 +6,11 @@ ARCH=i386
 export ARCH
 
 # R version against which the software is compiled
-Rversion=3.2.3
+Rversion=3.2.4
 reposversion="cran3"
+iteration=0
 
-# Where the buildresults should be stored
+# Where the buildresults should be stored and where to look for current backports
 rcrandir=/home/jranke/svn/website/www/ranke/r-cran
 
 # Author: Johannes Ranke <jranke@uni-bremen.de>
@@ -23,7 +24,7 @@ rcrandir=/home/jranke/svn/website/www/ranke/r-cran
 
 usage()
 {
-echo "Usage: ./backport [options] sourcepackage squeeze|wheezy|jessie"
+echo "Usage: ./backport [options] sourcepackage wheezy|jessie"
 echo "Options:"
 echo " -k, --keep    Keep copied source package and directory used for package building"
 echo " -s, --skip    Skip apt-get update/upgrade and pbuilder update"
@@ -59,7 +60,7 @@ pkg=$1
 DIST=$2
 
 # Validate distribution argument
-if [ $DIST != "squeeze" ] && [ $DIST != "wheezy" ] && [ $DIST != "jessie" ]; then usage; exit 1; fi
+if [ $DIST != "wheezy" ] && [ $DIST != "jessie" ]; then usage; exit 1; fi
 export DIST
 
 # Set required r-base-dev version for packages build-depending on R
@@ -87,41 +88,57 @@ cp -r $pkg-* $DIST
 # Go to package building directory
 cd $DIST/$pkg-*
 
-# Determine the version of the Debian package
-oldversion=`dpkg-parsechangelog | grep ^Version | cut -f2 -d " "`
-cranversion=$oldversion"~"$DIST"cran.0"
+# Determine the version of the upstream Debian package
+upstreamversion=`dpkg-parsechangelog | grep ^Version | cut -f2 -d " "`
 
-echo Old version is $oldversion
-echo CRAN version is $cranversion
+# Define the version to be used for the backport
+cranversion=$upstreamversion"~"$DIST"cran.$iteration"
 
-# Add new version to changelog
-dch -v "${cranversion}" --force-distribution -D $DIST-cran -b "Backport from Debian unstable to Debian $DIST"
+# Only do a backport if not already available
+# This avoids recompiling packages resulting in different sizes which 
+# would make an update of the archive index inside the loop in backport_others 
+# necessary
 
-# Adapt build dependency on r-base-dev if present
-if grep -q "^Build-Depends.*r-base-dev" debian/control
-then 
-    ssed -i -R "/^Build-Depends/s/r-base-dev \(>= .*?\)/$rbasedev/" debian/control
-    ssed -i -R "/^Build-Depends-Indep/s/r-base-dev \(>= .*?\)/$rbasedev/" debian/control
+new_dsc=$rcrandir/$DIST-cran3/${pkg}_${cranversion}.dsc
 
-    dch -a "debian/control: Adapt build dependency on r-base-dev to current backport"
-fi
+if [ -e $new_dsc ]; then
 
-# Check for a script doing modifications required for backporting
-script=../\_reverts\_$pkg\.sh
+  echo backport.sh: $new_dsc already present
 
-if [ -f $script ]; then source $script; fi
+else 
 
-if [ "$skip" = false ]
-then
-  sudo -E pbuilder update
-fi
-sudo -E pdebuild --debbuildopts '-sa' \
-  --buildresult $rcrandir/$DIST-cran3/ \
-  -- --distribution $DIST --basetgz /var/cache/pbuilder/$DIST-$ARCH-base.tgz \
-     --aptcache /var/cache/pbuilder/$DIST-$ARCH/aptcache \
-     --buildplace /var/cache/pbuilder/$DIST-$ARCH/build
-if [ $? -ne 0 ]; then
-    exit 
+  echo backport.sh: Upstream version is $upstreamversion
+  echo backport.sh: New CRAN version is $cranversion
+
+  # Add new version to changelog
+  dch -v "${cranversion}" --force-distribution -D $DIST-cran -b "Backport from Debian unstable to Debian $DIST"
+
+  # Adapt build dependency on r-base-dev if present
+  if grep -q "^Build-Depends.*r-base-dev" debian/control
+  then 
+      ssed -i -R "/^Build-Depends/s/r-base-dev \(>= .*?\)/$rbasedev/" debian/control
+      ssed -i -R "/^Build-Depends-Indep/s/r-base-dev \(>= .*?\)/$rbasedev/" debian/control
+
+      dch -a "debian/control: Adapt build dependency on r-base-dev to current backport"
+  fi
+
+  # Check for a script doing modifications required for backporting
+  script=../\_reverts\_$pkg\.sh
+
+  if [ -f $script ]; then source $script; fi
+
+  if [ "$skip" = false ]
+  then
+    sudo -E pbuilder update
+  fi
+  sudo -E pdebuild --debbuildopts '-sa' \
+    --buildresult $rcrandir/$DIST-cran3/ \
+    -- --distribution $DIST --basetgz /var/cache/pbuilder/$DIST-$ARCH-base.tgz \
+       --aptcache /var/cache/pbuilder/$DIST-$ARCH/aptcache \
+       --buildplace /var/cache/pbuilder/$DIST-$ARCH/build
+  if [ $? -ne 0 ]; then
+      exit 
+  fi
 fi
 
 cd ../..
diff --git a/backport_others b/backport_others
index a923587..03b91ca 100644
--- a/backport_others
+++ b/backport_others
@@ -7,7 +7,7 @@
 
 usage()
 {
-echo "Usage: ./backport_others [options] squeeze|wheezy|jessie"
+echo "Usage: ./backport_others [options] wheezy|jessie"
 echo "Options:"
 echo " -s     Skip apt-get update/upgrade and pbuilder update"
 }
@@ -44,13 +44,13 @@ then
 fi
 
 # Validate distribution argument
-if [ $DIST != "squeeze" ] && [ $DIST != "wheezy" ] && [ $DIST != "jessie" ]; then usage; exit 1; fi
+if [ $DIST != "wheezy" ] && [ $DIST != "jessie" ]; then usage; exit 1; fi
 export DIST
 
 # When doing a new repository, lattice, r-cran-mass and survival have to be
 # built first, then nlme and rmatrix, then the rest
 
-# Packages to backport to squeeze/wheezy/jessie (without rpy2):
+# Packages to backport to wheezy/jessie (without rpy2):
 for i in lattice nlme rmatrix mgcv boot cluster codetools foreign kernsmooth r-cran-class r-cran-coda r-cran-spatial r-cran-nnet r-cran-mass rodbc rpart survival r-cran-littler rpy rkward r-cran-rjags; do
   
   ./backport -s $i $DIST
-- 
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