xapian-maintainer-tools/debian/backport-source-packages

   1 #!/bin/sh
   2 # Backport Debian source packages for Xapian.
   3 #
   4 # Copyright (C) 2004 Richard Boulton
   5 # Copyright (C) 2006,2007,2008,2009,2010,2011,2012,2013,2015,2016,2017,2018 Olly Betts
   6 #
   7 # This program is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU General Public License as
   9 # published by the Free Software Foundation; either version 2 of the
  10 # License, or (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
  20 # USA
  21
  22 # Dependencies:
  23 # dch from package devscripts.
  24
  25 set -e
  26
  27 MIRROR=http://httpredir.debian.org/debian/
  28
  29 DEBIAN_CODENAMES='stretch jessie'
  30 UBUNTU_CODENAMES='bionic artful xenial trusty'
  31 UBUNTU_FIRST=`echo "$UBUNTU_CODENAMES"|sed 's/.* //'`
  32
  33 V_OPT=
  34 BUILD_INT=1
  35 HELP_RC=
  36 while true ; do
  37   case $1 in
  38   -v)
  39     V_OPT="$1$2"
  40     shift
  41     ;;
  42   -v*)
  43     V_OPT=$1
  44     ;;
  45   -b)
  46     BUILD_INT=$2
  47     shift
  48     ;;
  49   -b*)
  50     BUILD_INT=`expr substr "$1" 3 9999`
  51     ;;
  52   --help)
  53     HELP_RC=0
  54     break
  55     ;;
  56   -*)
  57     HELP_RC=1
  58     break
  59     ;;
  60   *)
  61     break
  62     ;;
  63   esac
  64   shift
  65 done
  66
  67 if [ -n "$HELP_RC" -o $# -lt 2 ] ; then
  68   echo "Usage: $0 [-v <last uploaded version>] [-b <backport #>] SOURCE_PKG VERSION [CODENAME...]"
  69   echo
  70   echo "e.g.: $0 xapian-core 1.2.15-1 xenial"
  71   echo 'If no codenames are specified, the default is to backport for all of them.'
  72   echo
  73   echo "Currently, the recognised values are:"
  74   echo "    $DEBIAN_CODENAMES"
  75   echo "    $UBUNTU_CODENAMES"
  76   echo "And the magic values which expand to the above lists:"
  77   echo "    debian ubuntu"
  78   exit ${HELP_RC:-1}
  79 fi
  80
  81 PKG=$1
  82 VERSION=$2
  83 shift
  84 shift
  85
  86 SUFFIX=`echo "$VERSION"|sed 's/.*-/-/'`
  87 VERSION=`echo "$VERSION"|sed 's/-[^-]*$//'`
  88
  89 # Debian/Ubuntu codename or codenames to build for.
  90 # This will be overridden by the command line arguments, if any were passed.
  91 CODENAMES="$DEBIAN_CODENAMES $UBUNTU_CODENAMES"
  92
  93 # Options to pass to dpkg-buildpackage when building source packages
  94 BUILDPACKAGE_SRC_OPTS="-us -uc -d -S $V_OPT"
  95
  96 # Add entry to changelog if we're backporting.
  97 adjust_changelog() {
  98   if [ sid != "$CODENAME" ] ; then
  99     base_version=`dpkg-parsechangelog|sed 's/^Version: //p;d'`
 100     backport_version=$base_version$BACKPORT_SUFFIX
 101     # --force-bad-version needed for backporting, since the "new" version may
 102     # be less than the "old".  Direct stdin from /dev/null to prevent dch
 103     # stopping to confirm the bad version is OK.
 104     if [ 1 = "$ubuntu" ] ; then
 105       distribution=$CODENAME
 106     elif [ "`echo "$DEBIAN_CODENAMES"|cut -d' ' -f1`" = "$CODENAME" ] ; then
 107       # Backport for the most recent stable debian release.
 108       distribution=$CODENAME-backports
 109     else
 110       distribution=$CODENAME-backports-sloppy
 111     fi
 112     dch --force-bad-version -v "$backport_version" -D "$distribution" \
 113         "Rebuild for $CODENAME backports." < /dev/null
 114   fi
 115 }
 116
 117 build_it() {
 118   adjust_changelog
 119
 120   overrides=
 121   case $PKG:$CODENAME:$VERSION in
 122     xapian-core:*:1.2.*)
 123       # So we can create the backport source packages on debian unstable.
 124       overrides='libxapian_soversion=22 other_abi_suffix=v5' ;;
 125     xapian-bindings:trusty:1.2.*)
 126       # Make sure we add python-xapian to debian/control.
 127       overrides='PYTHON_VERSIONS=dummy RUBY_VERSIONS="2.0" RUBY_PROVIDES="X-Dummy: No provides"' ;;
 128     xapian-bindings:trusty:*)
 129       # Make sure we add python-xapian and python3-xapian to debian/control.
 130       overrides='PYTHON_VERSIONS=dummy PYTHON3_VERSIONS=dummy' ;;
 131     xapian-bindings:xenial:*|xapian-bindings:artful:*|xapian-bindings:bionic:*)
 132       # Make sure we add python-xapian (and python3-xapian for 1.4.x packages)
 133       # to debian/control.
 134       overrides='PYTHON_VERSIONS=dummy PYTHON3_VERSIONS=dummy RUBY_VERSIONS=2.3 RUBY_PROVIDES="X-Dummy: No provides"' ;;
 135     xapian-bindings:*:*)
 136       # Make sure we add python-xapian to debian/control.
 137       overrides='PYTHON_VERSIONS=dummy' ;;
 138   esac
 139
 140   # libxapian30 (i.e. 1.4.x) is built with C++ "v5" ABI in stretch and newer
 141   # and in xenial and newer, so append "v4" to the soname for backports to
 142   # older versions so upgrades with the backport installed work cleanly.
 143   case $PKG:$VERSION in
 144   xapian-core:1.4.*)
 145     case $CODENAME in
 146     jessie|trusty)
 147       perl -i -e 'while (<>) { print; last if /^libxapian_soversion:=/ } while (<>) { print; last unless /\\$/ } print "libxapian_soversion:=\$(libxapian_soversion)v4\n"; while (<>) { print }' debian/rules
 148       sed -i 's/^\(Package: libxapian@LIBXAPIAN_SOVERSION@\)\(.*\)/\1\2\nConflicts: libxapian30\2\nReplaces: libxapian30\2/' debian/control.in
 149       dch -a 'debian/control.in,debian/rules: Add v4 suffix to soname. (Closes: #863705)'
 150       ;;
 151     esac
 152     ;;
 153   esac
 154
 155   # Mainly for Survex.
 156   case $CODENAME in
 157       trusty|xenial|artful|jessie|stretch)
 158         if grep -q libwxgtk3.0-gtk3-dev debian/control ; then
 159             sed -i 's/libwxgtk3.0-gtk3-dev/libwxgtk3.0-dev/g' debian/control
 160             dch -a 'debian/control: Build with GTK2 version of wxWidgets.'
 161         fi
 162         ;;
 163   esac
 164
 165   case `grep -c '^[^#]*\<CODENAME\>' debian/rules` in
 166     '')
 167       echo 'Failed to grep debian/rules'
 168       exit 1
 169       ;;
 170     [01])
 171       # Run maintclean and maint targets, if they exist.
 172       fakeroot debian/rules maintclean || true
 173       eval fakeroot debian/rules maint $overrides || true
 174       ;;
 175     *)
 176       # If debian/rules has at least two non-commented out references to
 177       # CODENAME then create debian/codename.
 178       echo "$CODENAME" > debian/codename
 179       # Generates control from control.in (and maybe other files).
 180       fakeroot debian/rules maintclean CODENAME="$CODENAME"
 181       eval fakeroot debian/rules maint CODENAME="$CODENAME" $overrides
 182       ;;
 183   esac
 184
 185   include_src_opt=
 186   case $backport_version in
 187     *99$UBUNTU_FIRST+1)
 188       # We don't really want to upload the orig tarball for all Ubuntu
 189       # backports, only if it isn't already in the archive.  So for now, just
 190       # upload it for the first codename in alphabetical order, and only if
 191       # the BUILD_INT (N in the +N suffix) is 1.
 192       include_src_opt=-sa ;;
 193   esac
 194   debuild ${BUILDPACKAGE_SRC_OPTS} $include_src_opt
 195
 196   if [ 1 != "$ubuntu" ] ; then
 197     # Debian
 198     echo "cd build && sbuild --debbuildopt=$V_OPT -d $CODENAME-backports ${PKG}_$backport_version.dsc"
 199   fi
 200 }
 201
 202 # Get the codename(s) specified by the user.
 203 if [ -n "$*" ] ; then
 204   CODENAMES=`echo "$*"|sed 's/\<debian\>/'"$DEBIAN_CODENAMES"'/;s/\<ubuntu\>/'"$UBUNTU_CODENAMES"'/'`
 205 fi
 206
 207 ubuntu=0
 208 for CODENAME in $CODENAMES ; do
 209   # Check that the codename is known.
 210   DEBIAN_CODENAMES_RE='\('`echo "$DEBIAN_CODENAMES"|sed 's/ /\\\|/g'`'\)$'
 211   UBUNTU_CODENAMES_RE='\('`echo "$UBUNTU_CODENAMES"|sed 's/ /\\\|/g'`'\)$'
 212   if expr "$CODENAME" : "$DEBIAN_CODENAMES_RE" >/dev/null ; then
 213     echo "Making source packages for $CODENAME"
 214     if [ -z "$V_OPT" ] ; then
 215       echo 'You need to specify -v<last backported version> for debian backports'
 216       exit 1
 217     fi
 218   elif expr "$CODENAME" : "$UBUNTU_CODENAMES_RE" >/dev/null ; then
 219     echo "Making source packages for $CODENAME"
 220     ubuntu=1
 221   else
 222     echo "Codename \"$CODENAME\" not known."
 223     echo "Known codenames are: $DEBIAN_CODENAMES $UBUNTU_CODENAMES"
 224     exit 1
 225   fi
 226
 227 trap "echo \"backport-source-packages failed\"" EXIT
 228
 229 # $BACKPORT_SUFFIX holds a suffix to be added to the debian version number for
 230 # the backport.
 231
 232 # We need to add a suffix to the debian version number for the backported
 233 # package to avoid conflicts with the package in unstable.
 234 # For Ubuntu we add ".99$CODENAME" since it should sort
 235 # before any other modification (and since dapper, Ubuntu codenames are
 236 # allocated alphabetically).  To handle the wrapping from zesty to artful,
 237 # we add ".999$CODENAME" for artful and later.  For Debian releases, we use
 238 # backports.org-compatible package versions - e.g. we append "~bpo8+1" for
 239 # Debian 8 (jessie) (and a suffix starting "~" sorts as less than no suffix).
 240 case $CODENAME in
 241 stretch)
 242   BACKPORT_SUFFIX="~bpo9+$BUILD_INT" ;;
 243 jessie)
 244   BACKPORT_SUFFIX="~bpo8+$BUILD_INT" ;;
 245 *)
 246   if [ x"$ubuntu" = x0 ] ; then
 247     echo "Debian codename '$CODENAME' not mapped to a ~bpoN suffix"
 248     exit 1
 249   fi
 250   case $CODENAME in
 251   trusty|xenial)
 252     BACKPORT_SUFFIX=".99$CODENAME+$BUILD_INT" ;;
 253   *)
 254     BACKPORT_SUFFIX=".999$CODENAME+$BUILD_INT" ;;
 255   esac
 256   ;;
 257 esac
 258
 259 # Unpack distribution tarballs, and put the debian control files into place,
 260 # and build source packages
 261 mkdir -p build
 262 cd build
 263   case $PKG in
 264   lib*) DIR=`echo $PKG|cut -c1,2,3,4` ;;
 265   *) DIR=`echo $PKG|cut -c1` ;;
 266   esac
 267   DSC=${PKG}_$VERSION$SUFFIX.dsc
 268   if [ -f "$DSC" ] ; then
 269     [ -d backup ] || mkdir backup
 270     if ! mv "$DSC" backup ; then
 271       # Handle dsc being hardlinked into backup already.
 272       cmp "$DSC" "backup/$DSC" && rm -f "$DSC"
 273     fi
 274     dget -b "file://`pwd`/backup/$DSC"
 275   else
 276     dget "${MIRROR}pool/main/$DIR/$PKG/$DSC"
 277   fi
 278   cd ${PKG}-${VERSION}
 279     build_it
 280   cd ..
 281   rm -rf ${PKG}-${VERSION}
 282 cd ..
 283
 284 echo "Backported ${PKG} ${VERSION} for $CODENAME successfully"
 285 done
 286
 287 trap - EXIT