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) 2006-2024 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='bookworm bullseye'
  30 UBUNTU_CODENAMES='noble mantic jammy focal bionic xenial'
  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 backported version>] [-b <backport #>] SOURCE_PKG VERSION [CODENAME...]"
  69   echo
  70   echo "e.g.: $0 xapian-core 1.4.11-1 xenial"
  71   echo
  72   echo 'If -b not specified, default is 1'
  73   echo
  74   echo 'If no codenames are specified, the default is to backport for all of them.'
  75   echo
  76   echo "Currently, the recognised values are:"
  77   echo "    $DEBIAN_CODENAMES"
  78   echo "    $UBUNTU_CODENAMES"
  79   echo "And the magic values which expand to the above lists:"
  80   echo "    debian ubuntu"
  81   exit ${HELP_RC:-1}
  82 fi
  83
  84 # Remove any backport suffix from any -v option.
  85 V_OPT=`printf '%s' "$V_OPT"|sed 's/~bpo.*//'`
  86 PKG=$1
  87 VERSION=$2
  88 shift
  89 shift
  90
  91 SUFFIX=$VERSION
  92 VERSION=`echo "$VERSION"|sed 's/-[^-]*$//'`
  93 if [ "$VERSION" = "$SUFFIX" ] ; then
  94   # Native package version so SUFFIX is empty.
  95   SUFFIX=
  96 else
  97   SUFFIX=`expr substr "$SUFFIX" \( 1 + length "$VERSION" \) 999`
  98 fi
  99
 100 # Debian/Ubuntu codename or codenames to build for.
 101 # This will be overridden by the command line arguments, if any were passed.
 102 CODENAMES="$DEBIAN_CODENAMES $UBUNTU_CODENAMES"
 103
 104 # Options to pass to dpkg-buildpackage when building source packages
 105 BUILDPACKAGE_SRC_OPTS="-us -uc -d -S $V_OPT --changes-option=-DBinary=dummy"
 106
 107 # Add entry to changelog if we're backporting.
 108 adjust_changelog() {
 109   if [ sid != "$CODENAME" ] ; then
 110     base_version=`dpkg-parsechangelog|sed 's/^Version: //p;d'`
 111     backport_version=$base_version$BACKPORT_SUFFIX
 112     # --force-bad-version needed for backporting, since the "new" version may
 113     # be less than the "old".  Direct stdin from /dev/null to prevent dch
 114     # stopping to confirm the bad version is OK.
 115     if [ 1 = "$ubuntu" ] ; then
 116       distribution=$CODENAME
 117     elif [ "`echo "$DEBIAN_CODENAMES"|cut -d' ' -f1`" = "$CODENAME" ] ; then
 118       # Backport for the most recent stable debian release.
 119       distribution=$CODENAME-backports
 120     else
 121       distribution=$CODENAME-backports-sloppy
 122     fi
 123     dch --force-bad-version -v "$backport_version" -D "$distribution" \
 124         "Rebuild for $CODENAME backports." < /dev/null
 125   fi
 126 }
 127
 128 build_it() {
 129   adjust_changelog
 130
 131   # If debian/control.in exists then modify that, otherwise debian/control.
 132   for CONTROL_SOURCE in debian/control.in debian/control ; do
 133       test -f "$CONTROL_SOURCE" && break
 134   done
 135
 136   overrides=
 137   case $PKG:$CODENAME:$VERSION in
 138     xapian-bindings:stretch:*|xapian-bindings:xenial:*)
 139       # Make sure we add python3-xapian to debian/control.
 140       overrides='PYTHON3_VERSIONS=dummy RUBY_VERSIONS=2.3 RUBY_PROVIDES="X-Dummy: No provides"' ;;
 141     xapian-bindings:*:*)
 142       # Make sure we add python3-xapian to debian/control.
 143       overrides='PYTHON3_VERSIONS=dummy RUBY_VERSIONS=2.5 RUBY_PROVIDES="X-Dummy: No provides"' ;;
 144   esac
 145
 146   # Mainly for Survex.
 147   case $CODENAME in
 148       jammy|focal|bionic|bullseye|buster)
 149         if grep -q libwxgtk3.2-dev $CONTROL_SOURCE ; then
 150             sed -i 's/libwxgtk3.2-dev/libwxgtk3.0-gtk3-dev/g' $CONTROL_SOURCE
 151             dch -a "$CONTROL_SOURCE: Build with wxWidgets 3.0."
 152         fi
 153         ;;
 154       xenial|stretch)
 155         if grep -q libwxgtk3.2-dev $CONTROL_SOURCE ; then
 156             sed -i 's/libwxgtk3.2-dev/libwxgtk3.0-dev/g' $CONTROL_SOURCE
 157             dch -a "$CONTROL_SOURCE: Build with wxWidgets 3.0."
 158         elif grep -q libwxgtk3.0-gtk3-dev $CONTROL_SOURCE ; then
 159             sed -i 's/libwxgtk3.0-gtk3-dev/libwxgtk3.0-dev/g' $CONTROL_SOURCE
 160             dch -a "$CONTROL_SOURCE: Build with GTK2 version of wxWidgets."
 161         fi
 162         ;;
 163   esac
 164
 165   case $CODENAME in
 166       xenial)
 167         if [ -f "debian/compat" ] && [ "`cat debian/compat`" -gt 9 ] ; then
 168             echo 9 > debian/compat
 169             sed -i 's/debhelper (>= [^)]*)/debhelper (>= 9)/' $CONTROL_SOURCE
 170             dch -a "$CONTROL_SOURCE: Lower debhelper compat level to 9."
 171             # Compat 9 doesn't default to parallel building.
 172             if grep -q 'dh_auto_test --no-parallel' debian/rules ; then
 173                 sed -i 's/dh_auto_test --no-parallel/dh_auto_test/' debian/rules
 174                 dch -a 'debian/rules: Drop --no-parallel from dh_auto_test invocation (debhelper compat level 9 does not default to parallel building).'
 175             fi
 176         else
 177             COMPAT=`sed '/@XS_RUBY_VERSIONS@/d' $CONTROL_SOURCE|grep-dctrl -n -sBuild-Depends . -`
 178             case $COMPAT in
 179                 *debhelper-compat*)
 180                     COMPAT=`echo "$COMPAT"|sed 's/.*debhelper-compat *(= *\([0-9]\+\)).*/\1/p;d'`
 181                     # Switch to a versioned debhelper dependency and create debian/compat.
 182                     if [ "$CONTROL_SOURCE" != debian/control ] ; then
 183                         # Fix generated debian/control as well to avoid error from `debian/rules clean`
 184                         # due to having debian/compat and a debhelper-compat dependency.
 185                         sed -i "s/debhelper-compat *(= *[0-9]\+)/debhelper (>= $COMPAT)/" debian/control
 186                     fi
 187                     sed -i "s/debhelper-compat *(= *[0-9]\+)/debhelper (>= $COMPAT)/" $CONTROL_SOURCE
 188                     echo "$COMPAT" > debian/compat
 189                     dch -a "$CONTROL_SOURCE,debian/compat: Use older way to specify debhelper compat level."
 190                     cat >> debian/rules <<END
 191
 192 override_dh_dwz:
 193
 194 override_dh_builddeb:
 195         DH_COMPAT=10 dh_builddeb
 196 END
 197                     dch -a "debian/rules: Disable use of dwz to workaround bug in old dwz version"
 198                     dch -a "debian/rules: Force DH_COMPAT=10 for dh_builddeb"
 199                     ;;
 200             esac
 201         fi
 202         ;;
 203   esac
 204
 205   if [ "$PKG" = debhelper ] ; then
 206       case $CODENAME in
 207           xenial)
 208               sed -i \
 209                   -e "s/\(dh-autoreconf (>=\) 17/\1 12/" \
 210                   -e "s/\(dh-strip-nondeterminism (>=\) 0.028/\1 0.015/" \
 211                   $CONTROL_SOURCE
 212               dch -a "$CONTROL_SOURCE: Relax dependencies on dh-autoreconf and dh-strip-nondeterminism."
 213               ;;
 214       esac
 215   fi
 216
 217   case `grep -c '^[^#]*\<CODENAME\>' debian/rules` in
 218     '')
 219       echo 'Failed to grep debian/rules'
 220       exit 1
 221       ;;
 222     [01])
 223       # Run maintclean and maint targets, if they exist.
 224       if grep -qw maintclean debian/rules ; then
 225         fakeroot debian/rules maintclean
 226       fi
 227       if grep -qw maint debian/rules ; then
 228         eval fakeroot debian/rules maint $overrides
 229       fi
 230       ;;
 231     *)
 232       # If debian/rules has at least two non-commented out references to
 233       # CODENAME then create debian/codename.
 234       echo "$CODENAME" > debian/codename
 235       # Generates control from control.in (and maybe other files).
 236       fakeroot debian/rules maintclean CODENAME="$CODENAME"
 237       eval fakeroot debian/rules maint CODENAME="$CODENAME" $overrides
 238       ;;
 239   esac
 240
 241   include_src_opt=
 242   case $backport_version in
 243     *99$UBUNTU_FIRST+1)
 244       # We don't really want to upload the orig tarball for all Ubuntu
 245       # backports, only if it isn't already in the archive.  So for now, just
 246       # upload it for the first codename in alphabetical order, and only if
 247       # the BUILD_INT (N in the +N suffix) is 1.
 248       include_src_opt=-sa ;;
 249   esac
 250   debuild ${BUILDPACKAGE_SRC_OPTS} $include_src_opt
 251
 252   if [ 1 != "$ubuntu" ] ; then
 253     # Debian
 254     echo "cd build && sbuild --debbuildopt=$V_OPT -d $CODENAME-backports ${PKG}_$backport_version.dsc"
 255   fi
 256 }
 257
 258 # Get the codename(s) specified by the user.
 259 if [ -n "$*" ] ; then
 260   CODENAMES=`echo "$*"|sed 's/\<debian\>/'"$DEBIAN_CODENAMES"'/;s/\<ubuntu\>/'"$UBUNTU_CODENAMES"'/'`
 261 fi
 262
 263 ubuntu=0
 264 for CODENAME in $CODENAMES ; do
 265   # Check that the codename is known.
 266   DEBIAN_CODENAMES_RE='\('`echo "$DEBIAN_CODENAMES"|sed 's/ /\\\|/g'`'\)$'
 267   UBUNTU_CODENAMES_RE='\('`echo "$UBUNTU_CODENAMES"|sed 's/ /\\\|/g'`'\)$'
 268   if expr "$CODENAME" : "$DEBIAN_CODENAMES_RE" >/dev/null ; then
 269     echo "Making source packages for $CODENAME"
 270     if [ -z "$V_OPT" ] ; then
 271       echo 'You need to specify -v<last backported version> for debian backports'
 272       exit 1
 273     fi
 274   elif expr "$CODENAME" : "$UBUNTU_CODENAMES_RE" >/dev/null ; then
 275     echo "Making source packages for $CODENAME"
 276     ubuntu=1
 277   else
 278     echo "Codename \"$CODENAME\" not known."
 279     echo "Known codenames are: $DEBIAN_CODENAMES $UBUNTU_CODENAMES"
 280     exit 1
 281   fi
 282
 283 trap "echo \"backport-source-packages failed\"" EXIT
 284
 285 # $BACKPORT_SUFFIX holds a suffix to be added to the debian version number for
 286 # the backport.
 287
 288 # We need to add a suffix to the debian version number for the backported
 289 # package to avoid conflicts with the package in unstable.
 290 # For Ubuntu we add ".99$CODENAME" since it should sort
 291 # before any other modification (and since dapper, Ubuntu codenames are
 292 # allocated alphabetically).  To handle the wrapping from zesty to artful,
 293 # we add ".999$CODENAME" for artful and later.  For Debian releases, we use
 294 # backports.org-compatible package versions - e.g. we append "~bpo10+1" for
 295 # Debian 10 (buster) (and a suffix starting "~" sorts as less than no suffix).
 296 case $CODENAME in
 297 bookworm)
 298   BACKPORT_SUFFIX="~bpo12+$BUILD_INT" ;;
 299 bullseye)
 300   BACKPORT_SUFFIX="~bpo11+$BUILD_INT" ;;
 301 buster)
 302   BACKPORT_SUFFIX="~bpo10+$BUILD_INT" ;;
 303 stretch)
 304   BACKPORT_SUFFIX="~bpo9+$BUILD_INT" ;;
 305 *)
 306   if [ x"$ubuntu" = x0 ] ; then
 307     echo "Debian codename '$CODENAME' not mapped to a ~bpoN suffix"
 308     exit 1
 309   fi
 310   case $CODENAME in
 311   xenial)
 312     BACKPORT_SUFFIX=".99$CODENAME+$BUILD_INT" ;;
 313   *)
 314     BACKPORT_SUFFIX=".999$CODENAME+$BUILD_INT" ;;
 315   esac
 316   ;;
 317 esac
 318
 319 # Unpack distribution tarballs, and put the debian control files into place,
 320 # and build source packages
 321 mkdir -p build
 322 cd build
 323   case $PKG in
 324   lib*) DIR=`echo $PKG|cut -c1,2,3,4` ;;
 325   *) DIR=`echo $PKG|cut -c1` ;;
 326   esac
 327   DSC=${PKG}_$VERSION$SUFFIX.dsc
 328   if [ -f "$DSC" ] ; then
 329     [ -d backup ] || mkdir backup
 330     if ! mv "$DSC" backup ; then
 331       # Handle dsc being hardlinked into backup already.
 332       cmp "$DSC" "backup/$DSC" && rm -f "$DSC"
 333     fi
 334     dget -b "file://`pwd`/backup/$DSC"
 335   elif [ -f "../$DSC" ] ; then
 336     dget -b "file://`cd .. && pwd`/$DSC"
 337   else
 338     dget "${MIRROR}pool/main/$DIR/$PKG/$DSC"
 339   fi
 340   cd ${PKG}-${VERSION}
 341     build_it
 342   cd ..
 343   rm -rf ${PKG}-${VERSION}
 344 cd ..
 345
 346 echo "Backported ${PKG} ${VERSION} for $CODENAME successfully"
 347 done
 348
 349 trap - EXIT