Log Message:
dpkg: updated to 1.21.1

dpkg (1.21.1) unstable; urgency=medium

  [ Guillem Jover ]
  * dpkg-buildpackage: Remove duplicate command print for dpkg-genchanges.
  * dpkg-buildpackage: Fix build description due to improper multiline match.
  * dpkg-realpath: Remove spurious heading space from --help output.
  * update-alternatives: When initializing admindir from DPKG_ADMINDIR append
    "/alternatives".
  * Code internals:
    - Remove <ar.h> inclusions.
  * Packaging:
    - Install deb-md5sums(5) into dpkg-dev package.

dpkg (1.21.0) unstable; urgency=medium

  [ Guillem Jover ]
  * dpkg-genchanges: Include orig tarball on source package renames.
  * scripts: Consider SHA-1 and RIPEMD-160 weak algorithms in OpenPGP
    signatures.
  * dpkg: During unpack print a removal message due to Conflicts.
  * scripts: Add zsh completions for dpkg-parsechangelog.
  * dpkg-buildpackage: When printing build type match the extension exactly.
  * dpkg-maintscript-helper: Use xargs -I argument instead of deprecated -i.
  * dpkg-maintscript-helper: Quote variable inside ${} to avoid pattern match.
  * libdpkg: Fix dpkg_fsys_get_path() to always strip leading / and ./.
  * libdpkg: Set the default database directory relative to the system root.
  * dpkg-divert, dpkg-statoverride: Set admindir after instdir.
  * update-alternatives: Fix admindir setting.
    Prompted by Johannes Schauer Marin Rodrigues <josch@debian.org>.
  * dselect: Honor DPKG_ADMINDIR environment variable.
  * dpkg-query, dpkg-trigger, dselect: Add support for setting the root
    directory.
  * dpkg-fsys-usrunmess: Move forced reconfiguration to the last step.
  * dpkg-fsys-usrunmess: Install a local policy-rc.d to ignore service
    restarts.
  * dpkg-fsys-usrunmess: Do not fail when removing lingering directories.
  * dpkg-fsys-usrunmess: Generate a regression prevention package.
  * dpkg-fsys-usrunmess: Fix typo in debug message.
  * dpkg: Distinguish deconfiguration message for installation and multi-arch
    syncs.
  * dpkg-buildpackage: Add new --changes-file option.
    Prompted by Niels Thykier <niels@thykier.net>.
  * dpkg-buildpackage: Add new --buildinfo-file option.
  * dpkg: Rework --assert-<feature> logic to be more robust.
    Prompted by Helmut Grohne <helmut@subdivi.de>.
    Prompted by David Kalnischkies <donkult@debian.org>.
  * dpkg: Improve --assert-<feature> descriptions.
  * dpkg: Add a new --assert-help option.
  * scripts/mk: Pass DEB_BUILD_PATH to dpkg-buildflags.
  * dpkg-db-backup: New program factored out from Debian-specific daily cron.
  * dpkg-db-backup: Accept an option to override the number of rotation cycles.
  * dpkg-db-backup: Honor the admindir set at configure time.
  * update-alternatives: Fix --auto and --set-selections output progress.
  * update-alternatives: Print defaults for configuration and database
    pathnames.
  * scripts: Replace shebang in dpkg-error shell library with shellcheck
    directive.
  * dpkg-buildpackage: Add support for terse DEB_BUILD_OPTIONS.
  * dpkg-mergechangelogs: Add new --merge-unreleased option.
  * dpkg: Restore fallback to "new-prerm failed-upgrade" for downgrades.
  * dselect: Use safe temporary file creation in methods setup.
  * dselect: Remove bashism from update script in multicd method.
  * dpkg: Fix --verify to handle missing or inaccessible pathnames.
  * dpkg: Add partial --verify support for mode checks.
  * Use «digest» instead of «hash» in output messages.
    Reported by Sven Joachim <svenjoac@gmx.de>.
  * dselect: use `grep -E` instead of `egrep`.
  * libdpkg: Fix memory leak on End Of Tape condition in tar parser.
  * dpkg: Fix short lived memory leak with --recursive.
  * dpkg: Fix conffile removal-on-upgrade handling.
  * dpkg-deb: Fix conffile name length tracking on remove-on-upgrade parsing.
    Reported by uau on IRC.
  * Architecture support:
    - Clarify that the regex columns need to be ordered to match first.
    - Add support for ARCv2 CPU.
      Based on a patch by Alexey Brodkin <Alexey.Brodkin@synopsys.com>.
  * Portability:
    - start-stop-daemon: Define SOCK_NONBLOCK to 0 if not defined.
    - libdpkg: Add support for AIX to dpkg_get_progname().
  * Perl modules:
    - Dpkg::Source::Quilt: Add hint to check missing files on patch apply
      failures.
      Reported by Joseph Nahmias <jello@debian.org>.
    - Dpkg::Changelog::Parse: Require format plugins to inherit from
      Dpkg::Changelog.
    - Dpkg::OpenPGP: Refactor openpgp implementation execution into a new
      function.
    - Dpkg::Vendor::Debian: Refactor compiler flag names into an array.
    - Dpkg::Vendor::Debian: Add new lto feature in new optimize area.
    - Test::Dpkg: Print actual error messages in test_neutralize_checksums().
    - Dpkg::Deps: Use current_sub feature for __SUB__.
    - Dpkg::BuildFlags: Add support for ASFLAGS.
      See https://salsa.debian.org/debian/debhelper/-/merge_requests/50.
    - Dpkg::Compression: Use gzip --rsyncable unconditionally.
    - Dpkg::Changelog::Entry::Debian: Fix full month misuse warning.
    - Dpkg::Shlibs::Symbol: Emit a warning on fully qualified symver patterns.
    - Dpkg::Control::HashCore: Add new keep_duplicate option.
    - Dpkg::Control::FieldsCore: Add new field_parse_binary_source().
    - Dpkg::Control::FieldsCore: Fix types allowed for
      field_parse_binary_source().
    - Dpkg::Shlibs::Objdump: Fix apply_relocations to work with versioned
      symbols.
    - Dpkg::Vendor::Ubuntu: Update Maintainer field logic to include
      “canonical”.
    - Dpkg::Source::Package::V2: Add hint about version matching source tree.
  * Documentation:
    - man: Itemize dpkg-gensymbols -c levels.
    - man: Add man page for deb-md5sums(5).
      Reported by Maxim Cournoyer (on IRC).
    - man: Switch the Architecture field in deb-control(5) to required.
      Reported by Maxim Cournoyer (on IRC).
    - man: Make clear that dpkg-query arguments accept multiple values.
    - man: Document dpkg-query --search and --listfiles output formats.
    - doc: Fix incorrect use of ‘an’ article.
    - doc: Update coding style to document POD instead of troff.
    - doc: Update THANKS file.
    - doc: Annotate current maintainer start year.
    - doc: Sort maintenance information chronologically.
    - man: Add versions since features where introduced.
    - man: Further clarify when re-inclusions of excluded pathnames happen.
    - doc: Update Doxygen configuration from version 1.9.1.
    - doc: Improve description of dpkg suite.
      Prompted by Fabrice Bauzac-Stehly <noon@mykolab.com>.
    - man: Add a reference to where the Installed-Size algorithm is described.
    - man: Improve dpkg --verify-format rpm format documentation.
    - man: Document in deb-substvars(5) what ${} is good for.
      Prompted by Paul Wise <pabs@debian.org>.
    - man: Document in dpkg-architecture(1) target being useful for emulators
      too. Prompted by Helmut Grohne <helmut@subdivi.de>.
    - man: Document in dpkg-query(1) full --search and --listfiles output
      format. Prompted by Johannes Schauer Marin Rodrigues <josch@debian.org>.
  * Code internals:
    - Remove irrelevant or obsolete FIXME markers.
    - Turn FIXME markers denoting pending actions into TODO markers.
    - Turn FIXME markers giving historic information into simple Notes.
    - update-alternatives: Turn FIXME for explicit behavior choice into an XXX.
    - Use localtime_r() instead of localtime().
    - libdpkg: Remove MDEBUG support from m_malloc() implementation.
    - libdpkg: Mark dpkg_arch_unmark() arch_remove argument as const.
    - libdpkg: Mark treewalk_open() func argument as const.
    - dpkg: Mark ignore_depends() pkg argument as const.
    - dpkg: Mark deb_parse_conffiles() pkg argument as const.
    - libcompat: Remove local setexecfilecon() and require libselinux 2.3.
    - libdpkg: Add missing DPKG_{BEGIN,END}_DECLS in header files.
    - dpkg: Move SE Linux function declarations into its own header file.
    - dpkg: Move the command action enum to its own header file.
    - dpkg: Switch from including "main.h" to "force.h".
    - dselect: Rename dme() to display_menu_entry().
    - dpkg: Split function handling deconfiguration due to install and removal.
    - libdpkg: Add new ACTION_MUX macro for continued options.
    - dpkg: Refactor --assert-<feature> handling to be data driven.
    - dpkg-fsys-usrunmess: Do not use interpolated strings for literals.
    - dpkg-db-backup: Add a license header comment.
  * Build system:
    - Fallback to $^X and 'perl' if $Config{perlpath} is unset or empty.
    - Bump minimal Perl version to 5.28.1.
    - Remove redundant localedir and pkgconfdir initializations.
    - Check for libsocket.
    - Do not set have_libmd on the found branch in AC_SEARCH_LIBS.
    - Switch DPKG_FUNC_C99_SNPRINTF from AC_LANG_SOURCE to AC_LANG_PROGRAM.
    - Check whether fsync(3) works on directories.
    - Remove obsolete AC_HEADER_STDC.
    - Detect appropriate sed program at configure time.
    - Rename DPKG_DEB_PROG_TAR to DPKG_PROG_TAR.
    - Parametrize the backups directory with a configure option.
    - Add a check for symlinks in the git repository.
    - Rename shell scripts to .sh.
    - Switch from hardcoded /run to parametrized runstatedir.
    - Use new Dpkg::Control keep_duplicate option in gen-changelog.
    - Use title-case for field in gen-changelog.
    - Execute run-script via CONFIG_SHELL.
      Reported by Larkin Nickle <me@larbob.org>.
    - Quote variables containing pathnames in m4 macros.
    - Add support for commit message fix up machinery in gen-changelog.
  * Packaging:
    - Use absolute pathnames in .install debhelper fragments.
    - Remove unused dh_installcron call for arch-indep targets.
    - Add support for a native systemd timer.
    - Create auotpkgtest installation directory.
    - Bump Standards-Version to 4.6.0 (no changes needed).
  * Test suite:
    - Pass --ignore-builtin-builddeps to dpkg-buildpackage.
    - Use can_run() instead of find_command().
    - Add descriptions to makefile test runners.
    - Add unit tests for architecture bijective mapping property.
    - Suppress cppcheck constParameter check.
    - Suppress bogus cppcheck for nullPointerRedundantCheck.
    - Mark external sourced shell files for checking.
    - Ignore new shellcheck checks.
    - Remove shipped dpkg database.
    - Add re-inclusion of symlink case to t-filtering.
    - Generate symlink during test build time.
    - Remove superfluous long filename.
    - Refactor parse_ctrl() from parse_dsc().
    - Update codespell stopwords.