mkosi.images/system/mkosi.conf.d/10-debian-ubuntu/mkosi.build.chroot

   1 #!/bin/bash
   2 # SPDX-License-Identifier: LGPL-2.1-or-later
   3 set -e
   4
   5 # shellcheck source=/dev/null
   6 . /usr/lib/os-release
   7
   8 if [ ! -d "pkg/$ID/debian" ]; then
   9     echo "deb rules not found at pkg/$ID/debian, run mkosi once with -ff to make sure the rules are cloned" >&2
  10     exit 1
  11 fi
  12
  13 # We transplant the debian/ folder from the deb package sources into the upstream sources.
  14 mount --mkdir --bind "$SRCDIR/pkg/$ID/debian" "$SRCDIR"/debian
  15
  16 # We remove the patches so they don't get applied.
  17 rm -rf "$SRCDIR"/debian/patches/*
  18
  19 # While the build directory can be specified through DH_OPTIONS, the default one is hardcoded everywhere so
  20 # we have to use that. Because it is architecture dependent, we query it using dpkg-architecture first.
  21 DEB_HOST_GNU_TYPE="$(dpkg-architecture --query DEB_HOST_GNU_TYPE)"
  22 mount --mkdir --bind "$BUILDDIR" "$SRCDIR/obj-$DEB_HOST_GNU_TYPE"
  23
  24 if [ -d .git/ ] && [ -z "$(git status --porcelain)" ]; then
  25     TS="$(git show --no-patch --format=%ct HEAD)"
  26 else
  27     TS="${SOURCE_DATE_EPOCH:-$(date +%s)}"
  28 fi
  29
  30 # Add a new changelog entry to update the version. We use a fixed date since a dynamic one causes a full
  31 # rebuild every time.
  32 cat >debian/changelog.new <<EOF
  33 systemd ($(cat meson.version)-$(date "+%Y%m%d%H%M%S" --date "@$TS")) UNRELEASED; urgency=low
  34
  35   * Automatic build from mkosi
  36
  37  -- systemd test <systemd-devel@lists.freedesktop.org>  $(date --rfc-email --date "@$TS")
  38
  39 EOF
  40 cat debian/changelog >>debian/changelog.new
  41 mv debian/changelog.new debian/changelog
  42
  43 build() {
  44     DEB_BUILD_OPTIONS=$(awk '$1=$1' <<<"\
  45         $( ((WITH_TESTS)) || echo nocheck) \
  46         $( ((WITH_DOCS)) || echo nodoc) \
  47         $( ((WITH_DEBUG)) && echo debug || echo nostrip) \
  48         terse \
  49         optimize=-lto \
  50         hardening=-fortify \
  51     ") \
  52     DEB_BUILD_PROFILES=$(awk '$1=$1' <<<"\
  53         $( ((WITH_TESTS)) || echo nocheck) \
  54         $( ((WITH_DOCS)) || echo nodoc) \
  55         pkg.systemd.upstream \
  56     ") \
  57     DEB_CFLAGS_APPEND="-O${OPTIMIZATION:-0}" \
  58     DPKG_FORCE="unsafe-io" \
  59     DPKG_DEB_COMPRESSOR_TYPE="none" \
  60     DH_MISSING="--fail-missing" \
  61     CONFFLAGS_UPSTREAM="-D mode=developer -D b_sanitize=${SANITIZERS:-none}" \
  62     dpkg-buildpackage \
  63         --no-pre-clean \
  64         --unsigned-changes \
  65         --build=binary
  66 }
  67
  68 if ! build; then
  69     # debhelper installs files for each package to debian/<package> so we figure out which files were
  70     # packaged by querying all the package names from debian/control and running find on each of the
  71     # corresponding package directory in debian/.
  72     grep "Package:" debian/control |
  73         sed "s/Package: //" |
  74         xargs -d '\n' -I {} sh -c "[ -d debian/{} ] && (cd debian/{} && find . ! -type d ! -path "*dh-exec*" -printf '%P\n')" |
  75         # Remove compression suffix from compressed manpages as the manpages in debian/tmp will be uncompressed.
  76         sed --regexp-extended 's/([0-9])\.gz$/\1/' |
  77         sort --unique >/tmp/packaged-files
  78
  79     # We figure out the installed files by running find on debian/tmp/ which contains the files installed
  80     # by meson install.
  81     (cd debian/tmp/ && find . ! -type d ! -path "*dh-exec*" -printf '%P\n') >/tmp/installed-files
  82
  83     if [ -f debian/not-installed ]; then
  84         grep --invert-match "^#" debian/not-installed >>/tmp/installed-files
  85     fi
  86
  87     sort --unique --output /tmp/installed-files /tmp/installed-files
  88
  89     # We get all the installed files that were not packaged by finding entries in the installed file that are
  90     # not in the packaged file.
  91     comm -23 /tmp/installed-files /tmp/packaged-files > /tmp/unpackaged-files
  92     # If there are no unpackaged files something else went wrong.
  93     if [ ! -s /tmp/unpackaged-files ]; then
  94         exit 1
  95     fi
  96
  97     # Otherwise, we append the unpackaged files to the filelist for the systemd package and retry the build.
  98     cat /tmp/unpackaged-files >>debian/systemd.install
  99     build
 100 fi
 101
 102 (
 103     shopt -s nullglob
 104     cp ../*.deb ../*.ddeb "$PACKAGEDIR"
 105     cp ../*.deb ../*.ddeb "$OUTPUTDIR"
 106 )