systemd: add new package to [libre]

8 files changed, 610 insertions, 0 deletions

diff --git a/libre/systemd/PKGBUILD b/libre/systemd/PKGBUILD
new file mode 100644
index 000000000..fda77cb75
--- /dev/null
+++ b/libre/systemd/PKGBUILD
@@ -0,0 +1,176 @@
+# Maintainer (Arch): Dave Reisner <dreisner@archlinux.org>
+# Maintainer (Arch): Tom Gundersen <teg@jklm.no>
+# Maintainer: André Silva <emulatorman@parabola.nu>
+
+pkgbase=systemd
+pkgname=systemd
+pkgver=221
+pkgrel=2.parabola1
+arch=('i686' 'x86_64')
+url="http://www.freedesktop.org/wiki/Software/systemd"
+makedepends=('acl' 'cryptsetup' 'docbook-xsl' 'gperf' 'lz4' 'xz' 'pam'
+             'intltool' 'iptables' 'kmod' 'libcap' 'libidn' 'libgcrypt'
+             'libmicrohttpd' 'libxslt' 'util-linux' 'linux-libre-api-headers'
+             'python' 'python-lxml' 'quota-tools' 'shadow' 'gnu-efi-libs' 'git')
+options=('strip' 'debug')
+source=("git://github.com/systemd/systemd.git#tag=v$pkgver"
+        'initcpio-hook-udev'
+        'initcpio-install-systemd'
+        'initcpio-install-udev'
+        'parabola.conf'
+        'loader.conf'
+        'splash-parabola.bmp')
+md5sums=('SKIP'
+         '90ea67a7bb237502094914622a39e281'
+         '976c5511b6493715e381f43f16cdb151'
+         'bde43090d4ac0ef048e3eaee8202a407'
+         '36ee74767ac8734dede1cbd0f4f275d7'
+         '9b9f4a58e4c4009bf5290c5b297600c3'
+         'db7c5e4aaa501c1af4301e011f4f5966')
+
+prepare() {
+  cd "$pkgname"
+
+  # pam_systemd: Properly check kdbus availability
+  # https://github.com/systemd/systemd/commit/c5d452bb228e
+  git cherry-pick -n c5d452bb228e
+
+  # udevd: suppress warning if we don't find cgroup
+  # https://github.com/systemd/systemd/commit/11b9fb15be96
+  git cherry-pick -n 11b9fb15be96
+
+  # core: fix reversed dependency check in unit_check_unneeded
+  # https://github.com/systemd/systemd/commit/084918ba41ac
+  git cherry-pick -n 084918ba41ac
+
+  # rules: remove all power management from udev
+  # https://github.com/systemd/systemd/commit/e2452eef02a8
+  git cherry-pick -n e2452eef02a8
+
+  # logind: fix delayed execution regression
+  # https://github.com/systemd/systemd/commit/418b22b88f79
+  git cherry-pick -n 418b22b88f79
+
+  # bus-proxy: never apply policy when sending signals
+  # https://github.com/systemd/systemd/commit/3723263f4989
+  git cherry-pick -n 3723263f4989
+
+  ./autogen.sh
+}
+
+build() {
+  cd "$pkgname"
+
+  local timeservers=({0..3}.arch.pool.ntp.org)
+
+  ./configure \
+      --libexecdir=/usr/lib \
+      --localstatedir=/var \
+      --sysconfdir=/etc \
+      --enable-lz4 \
+      --enable-compat-libs \
+      --enable-gnuefi \
+      --disable-audit \
+      --disable-ima \
+      --disable-kdbus \
+      --with-sysvinit-path= \
+      --with-sysvrcnd-path= \
+      --with-ntp-servers="${timeservers[*]}"
+
+  make
+}
+
+package_systemd() {
+  pkgdesc="system and service manager (Parabola rebranded)"
+  license=('GPL2' 'LGPL2.1')
+  depends=('acl' 'bash' 'dbus' 'glib2' 'iptables' 'kbd' 'kmod' 'hwids' 'libcap'
+           'libgcrypt' "libsystemd=$pkgver" 'libidn' 'lz4' 'pam' 'libseccomp' 'util-linux'
+           'xz')
+  provides=('nss-myhostname' "systemd-tools=$pkgver" "udev=$pkgver")
+  replaces=('nss-myhostname' 'systemd-tools' 'udev')
+  conflicts=('nss-myhostname' 'systemd-tools' 'udev')
+  optdepends=('python: systemd library bindings'
+              'cryptsetup: required for encrypted block devices'
+              'libmicrohttpd: remote journald capabilities'
+              'quota-tools: kernel-level quota management'
+              'systemd-sysvcompat: symlink package to provide sysvinit binaries'
+              'polkit: allow administration as unprivileged user')
+  backup=(etc/dbus-1/system.d/org.freedesktop.systemd1.conf
+          etc/dbus-1/system.d/org.freedesktop.hostname1.conf
+          etc/dbus-1/system.d/org.freedesktop.login1.conf
+          etc/dbus-1/system.d/org.freedesktop.locale1.conf
+          etc/dbus-1/system.d/org.freedesktop.machine1.conf
+          etc/dbus-1/system.d/org.freedesktop.timedate1.conf
+          etc/dbus-1/system.d/org.freedesktop.import1.conf
+          etc/dbus-1/system.d/org.freedesktop.network1.conf
+          etc/pam.d/systemd-user
+          etc/systemd/bootchart.conf
+          etc/systemd/coredump.conf
+          etc/systemd/journald.conf
+          etc/systemd/journal-remote.conf
+          etc/systemd/journal-upload.conf
+          etc/systemd/logind.conf
+          etc/systemd/system.conf
+          etc/systemd/timesyncd.conf
+          etc/systemd/resolved.conf
+          etc/systemd/user.conf
+          etc/udev/udev.conf)
+  install="systemd.install"
+
+  make -C "$pkgname" DESTDIR="$pkgdir" install
+
+  # don't write units to /etc by default. some of these will be re-enabled on
+  # post_install.
+  rm -r "$pkgdir/etc/systemd/system/"*.wants
+
+  # get rid of RPM macros
+  rm -r "$pkgdir/usr/lib/rpm"
+
+  # add back tmpfiles.d/legacy.conf
+  install -m644 "$pkgname/tmpfiles.d/legacy.conf" "$pkgdir/usr/lib/tmpfiles.d"
+
+  # Replace dialout/tape/cdrom group in rules with uucp/storage/optical group
+  sed -i 's#GROUP="dialout"#GROUP="uucp"#g;
+          s#GROUP="tape"#GROUP="storage"#g;
+          s#GROUP="cdrom"#GROUP="optical"#g' "$pkgdir"/usr/lib/udev/rules.d/*.rules
+  sed -i 's/dialout/uucp/g;
+          s/tape/storage/g;
+          s/cdrom/optical/g' "$pkgdir"/usr/lib/sysusers.d/basic.conf
+
+  # add mkinitcpio hooks
+  install -Dm644 "$srcdir/initcpio-install-systemd" "$pkgdir/usr/lib/initcpio/install/systemd"
+  install -Dm644 "$srcdir/initcpio-install-udev" "$pkgdir/usr/lib/initcpio/install/udev"
+  install -Dm644 "$srcdir/initcpio-hook-udev" "$pkgdir/usr/lib/initcpio/hooks/udev"
+
+  # ensure proper permissions for /var/log/journal. This is only to placate
+  chown root:systemd-journal "$pkgdir/var/log/journal"
+  chmod 2755 "$pkgdir/var/log/journal"
+
+  # we'll create this on installation
+  rmdir "$pkgdir/var/log/journal/remote"
+
+  # fix pam file
+  sed 's|system-auth|system-login|g' -i "$pkgdir/etc/pam.d/systemd-user"
+
+  # ship default policy to leave services disabled
+  echo 'disable *' >"$pkgdir"/usr/lib/systemd/system-preset/99-default.preset
+
+  ### split out manpages for sysvcompat
+  rm -rf "$srcdir/_sysvcompat"
+  install -dm755 "$srcdir"/_sysvcompat/usr/share/man/man8/
+  mv "$pkgdir"/usr/share/man/man8/{telinit,halt,reboot,poweroff,runlevel,shutdown}.8 \
+     "$srcdir"/_sysvcompat/usr/share/man/man8
+
+  ### split off runtime libraries
+  rm -rf "$srcdir/_libsystemd"
+  install -dm755 "$srcdir"/_libsystemd/usr/lib
+  cd "$srcdir"/_libsystemd
+  mv "$pkgdir"/usr/lib/lib{systemd,udev}*.so* usr/lib
+
+  # add example bootctl configuration
+  install -Dm644 "$srcdir/parabola.conf" "$pkgdir"/usr/share/systemd/bootctl/parabola.conf
+  install -Dm644 "$srcdir/loader.conf" "$pkgdir"/usr/share/systemd/bootctl/loader.conf
+  install -Dm644 "$srcdir/splash-parabola.bmp" "$pkgdir"/usr/share/systemd/bootctl/splash-parabola.bmp
+}
+
+# vim: ft=sh syn=sh et
diff --git a/libre/systemd/initcpio-hook-udev b/libre/systemd/initcpio-hook-udev
new file mode 100644
index 000000000..ea9a11f8c
--- /dev/null
+++ b/libre/systemd/initcpio-hook-udev
@@ -0,0 +1,22 @@
+#!/usr/bin/ash
+
+run_earlyhook() {
+    kmod static-nodes --format=tmpfiles --output=/run/tmpfiles.d/kmod.conf
+    systemd-tmpfiles --prefix=/dev --create --boot
+    /usr/lib/systemd/systemd-udevd --daemon --resolve-names=never
+    udevd_running=1
+}
+
+run_hook() {
+    msg ":: Triggering uevents..."
+    udevadm trigger --action=add --type=subsystems
+    udevadm trigger --action=add --type=devices
+    udevadm settle
+}
+
+run_cleanuphook() {
+    udevadm control --exit
+    udevadm info --cleanup-db
+}
+
+# vim: set ft=sh ts=4 sw=4 et:
diff --git a/libre/systemd/initcpio-install-systemd b/libre/systemd/initcpio-install-systemd
new file mode 100644
index 000000000..96df98ada
--- /dev/null
+++ b/libre/systemd/initcpio-install-systemd
@@ -0,0 +1,170 @@
+#!/bin/bash
+
+strip_quotes() {
+  local len=${#1} quotes=$'[\'"]' str=${!1}
+
+  if [[ ${str:0:1} = ${str: -1} && ${str:0:1} = $quotes ]]; then
+    printf -v "$1" %s "${str:1:-1}"
+  fi
+}
+
+add_udev_rule() {
+    # Add an udev rules file to the initcpio image. Dependencies on binaries
+    # will be discovered and added.
+    #   $1: path to rules file (or name of rules file)
+
+    local rules= rule= key= value= binary=
+
+    rules=$(PATH=/usr/lib/udev/rules.d:/lib/udev/rules.d type -P "$1")
+    if [[ -z $rules ]]; then
+        # complain about not found rules
+        return 1
+    fi
+
+    add_file "$rules"
+
+    while IFS=, read -ra rule; do
+        # skip empty lines, comments
+        [[ -z $rule || $rule = @(+([[:space:]])|#*) ]] && continue
+
+        for pair in "${rule[@]}"; do
+            IFS=' =' read -r key value <<< "$pair"
+            case $key in
+                RUN@({program}|+)|IMPORT{program}|ENV{REMOVE_CMD})
+                    strip_quotes 'value'
+                    # just take the first word as the binary name
+                    binary=${value%% *}
+                    [[ ${binary:0:1} == '$' ]] && continue
+                    if [[ ${binary:0:1} != '/' ]]; then
+                        binary=$(PATH=/usr/lib/udev:/lib/udev type -P "$binary")
+                    fi
+                    add_binary "$binary"
+                    ;;
+            esac
+        done
+    done <"$rules"
+}
+
+add_systemd_unit() {
+    # Add a systemd unit file to the initcpio image. Hard dependencies on binaries
+    # and other unit files will be discovered and added.
+    #   $1: path to rules file (or name of rules file)
+
+    local unit= rule= entry= key= value= binary= dep=
+
+    unit=$(PATH=/usr/lib/systemd/system:/lib/systemd/system type -P "$1")
+    if [[ -z $unit ]]; then
+        # complain about not found unit file
+        return 1
+    fi
+
+    add_file "$unit"
+
+    while IFS='=' read -r key values; do
+        read -ra values <<< "$values"
+
+        case $key in
+            Requires|OnFailure)
+                # only add hard dependencies (not Wants)
+                map add_systemd_unit "${values[@]}"
+                ;;
+            Exec*)
+                # don't add binaries unless they are required
+                if [[ ${values[0]:0:1} != '-' ]]; then
+                    add_binary "${values[0]}"
+                fi
+                ;;
+        esac
+
+    done <"$unit"
+
+    # preserve reverse soft dependency
+    for dep in {/usr,}/lib/systemd/system/*.wants/${unit##*/}; do
+        if [[ -L $dep ]]; then
+            add_symlink "$dep"
+        fi
+    done
+
+    # add hard dependencies
+    if [[ -d $unit.requires ]]; then
+        for dep in "$unit".requires/*; do
+            add_systemd_unit ${dep##*/}
+        done
+    fi
+}
+
+build() {
+    local rules unit
+
+    # from base
+    add_binary /bin/mount
+    add_binary /usr/bin/kmod /usr/bin/modprobe
+    add_binary /usr/lib/systemd/systemd /init
+
+    map add_binary \
+        /usr/bin/systemd-tmpfiles \
+        /usr/lib/systemd/systemd-hibernate-resume \
+        /usr/lib/systemd/system-generators/systemd-fstab-generator \
+        /usr/lib/systemd/system-generators/systemd-gpt-auto-generator \
+        /usr/lib/systemd/system-generators/systemd-hibernate-resume-generator
+
+    add_module "kdbus?"
+
+    # udev rules and systemd units
+    map add_udev_rule "$rules" \
+            50-udev-default.rules \
+            60-persistent-storage.rules \
+            64-btrfs.rules \
+            80-drivers.rules \
+            99-systemd.rules
+
+    map add_systemd_unit \
+            initrd-cleanup.service \
+            initrd-fs.target \
+            initrd-parse-etc.service \
+            initrd-root-fs.target \
+            initrd-switch-root.service \
+            initrd-switch-root.target \
+            initrd-udevadm-cleanup-db.service \
+            initrd.target \
+            kmod-static-nodes.service \
+            local-fs.target \
+            local-fs-pre.target \
+            paths.target \
+            reboot.target \
+            slices.target \
+            sockets.target \
+            swap.target \
+            systemd-fsck@.service \
+            systemd-hibernate-resume@.service \
+            systemd-journald.service \
+            systemd-journald-audit.socket \
+            systemd-journald-dev-log.socket \
+            systemd-tmpfiles-setup-dev.service \
+            systemd-udev-trigger.service \
+            systemd-udevd-control.socket \
+            systemd-udevd-kernel.socket \
+            systemd-udevd.service \
+            timers.target
+
+    add_symlink "/usr/lib/systemd/system/default.target" "initrd.target"
+    add_symlink "/usr/lib/systemd/system/ctrl-alt-del.target" "reboot.target"
+
+    # udev wants /etc/group since it doesn't launch with --resolve-names=never
+    add_file "/etc/nsswitch.conf"
+    add_binary "$(readlink -f /usr/lib/libnss_files.so)"
+    add_file "/etc/passwd"
+    add_file "/etc/group"
+}
+
+help() {
+    cat <<HELPEOF
+This will install a basic systemd setup in your initramfs, and is meant to
+replace the 'base', 'usr', 'udev' and 'timestamp' hooks. Other hooks with runtime
+components will need to be ported, and will not work as intended. You also may
+wish to still include the 'base' hook (before this hook) to ensure that a
+rescue shell exists on your initramfs.
+HELPEOF
+}
+
+# vim: set ft=sh ts=4 sw=4 et:
diff --git a/libre/systemd/initcpio-install-udev b/libre/systemd/initcpio-install-udev
new file mode 100644
index 000000000..419c19e58
--- /dev/null
+++ b/libre/systemd/initcpio-install-udev
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+build() {
+    local rules tool
+
+    add_file "/etc/udev/udev.conf"
+    add_binary /usr/lib/systemd/systemd-udevd
+    add_binary /usr/bin/udevadm
+    add_binary /usr/bin/systemd-tmpfiles
+
+    for rules in 50-udev-default.rules 60-persistent-storage.rules 64-btrfs.rules 80-drivers.rules; do
+        add_file "/usr/lib/udev/rules.d/$rules"
+    done
+    for tool in ata_id scsi_id; do
+        add_file "/usr/lib/udev/$tool"
+    done
+
+    add_runscript
+}
+
+help() {
+    cat <<HELPEOF
+This hook will use udev to create your root device node and detect the needed
+modules for your root device. It is also required for firmware loading in
+initramfs. It is recommended to use this hook.
+HELPEOF
+}
+
+# vim: set ft=sh ts=4 sw=4 et:
diff --git a/libre/systemd/loader.conf b/libre/systemd/loader.conf
new file mode 100644
index 000000000..a064e3463
--- /dev/null
+++ b/libre/systemd/loader.conf
@@ -0,0 +1 @@
+default parabola
diff --git a/libre/systemd/parabola.conf b/libre/systemd/parabola.conf
new file mode 100644
index 000000000..111072ea2
--- /dev/null
+++ b/libre/systemd/parabola.conf
@@ -0,0 +1,7 @@
+## This is just an example config file.
+## Please edit the paths and kernel parameters according to your system.
+
+title   Parabola GNU/Linux-libre
+linux   /vmlinuz-linux-libre
+initrd  /initramfs-linux-libre.img
+options root=PARTUUID=XXXX rootfstype=XXXX add_efi_memmap
diff --git a/libre/systemd/splash-parabola.bmp b/libre/systemd/splash-parabola.bmp
new file mode 100644
index 000000000..b6ae7fcee
--- /dev/null
+++ b/libre/systemd/splash-parabola.bmp
diff --git a/libre/systemd/systemd.install b/libre/systemd/systemd.install
new file mode 100644
index 000000000..b0a3e1fa4
--- /dev/null
+++ b/libre/systemd/systemd.install
@@ -0,0 +1,205 @@
+#!/bin/bash
+
+sd_booted() {
+  [[ -d run/systemd/system && ! -L run/systemd/system ]]
+}
+
+add_privs() {
+  if ! setcap "$2" "$1" 2>/dev/null; then
+    echo "==> Warning: setcap failed, falling back to setuid root on /$1"
+    chmod u+s "$1"
+  fi
+}
+
+add_journal_acls() {
+  # ignore errors, since the filesystem might not support ACLs
+  setfacl -Rnm g:wheel:rx,d:g:wheel:rx,g:adm:rx,d:g:adm:rx var/log/journal/ 2>/dev/null
+  :
+}
+
+maybe_reexec() {
+  # don't reexec on 209-1 upgrade due to large infrastructural changes.
+  if [[ $(vercmp 209-1 "$2") -eq 1 ]]; then
+    echo ':: systemd has not been reexecuted. It is recommended that you'
+    echo '   reboot at your earliest convenience.'
+    return
+  fi
+
+  if sd_booted; then
+    systemctl --system daemon-reexec
+  fi
+}
+
+_dir_empty() {
+  set -- "$1"/*
+  [[ ! -e $1  && ! -L $1 ]]
+}
+
+post_common() {
+  systemd-sysusers
+  udevadm hwdb --update
+  journalctl --update-catalog
+}
+
+_204_1_changes() {
+  printf '==> The /bin/systemd symlink has been removed. Any references in your\n'
+  printf '    bootloader (or elsewhere) must be updated to /usr/lib/systemd/systemd.\n'
+}
+
+_205_1_changes() {
+  printf '==> systemd 205 restructures the cgroup hierarchy and changes internal\n'
+  printf '    protocols. You should reboot at your earliest convenience.\n'
+}
+
+_206_1_changes() {
+  printf '==> The "timestamp" hook for mkinitcpio no longer exists. If you used\n'
+  printf '    this hook, you must remove it from /etc/mkinitcpio.conf. A "systemd"\n'
+  printf '    hook has been added which provides this functionality, and more.\n'
+}
+
+_208_1_changes() {
+  if [[ -e var/lib/backlight && ! -e var/lib/systemd/backlight ]]; then
+    mv -T var/lib/backlight var/lib/systemd/backlight
+  fi
+
+  if [[ -e var/lib/random-seed && ! -e var/lib/systemd/random-seed ]]; then
+    mv -T var/lib/random-seed var/lib/systemd/random-seed
+  fi
+}
+
+_208_8_changes() {
+  add_journal_acls
+}
+
+_209_1_changes() {
+  # attempt to preserve existing behavior
+
+  local old_rule=etc/udev/rules.d/80-net-name-slot.rules
+  local new_rule=etc/udev/rules.d/80-net-setup-link.rules
+
+  echo ":: Network device naming is now controlled by udev's net_setup_link"
+  echo "   builtin. Refer to the systemd.link manpage for a full description."
+
+  # not clear what action we can take here, so don't do anything
+  [[ -e $new_rule ]] && return 0
+
+  # rename the old rule to the new one so that we preserve the user's
+  # existing option.
+  if [[ -e $old_rule ]]; then
+    printf ':: Renaming %s to %s in order\n' "${old_rule##*/}" "${new_rule##*/}"
+    printf '   to preserve existing network naming behavior.\n'
+    mv -v "$old_rule" "$new_rule"
+  else
+    echo ':: No changes have been made to your network naming configuration.'
+    echo '   Interfaces should continue to maintain the same names.'
+  fi
+}
+
+_210_1_changes() {
+  if sd_booted; then
+    # If /etc/systemd/network is non-empty, then this is a 209 user who used
+    # networkd. Re-enable it for them.
+    if ! _dir_empty etc/systemd/network; then
+      systemctl enable systemd-networkd
+    fi
+  fi
+}
+
+_213_4_changes() {
+  if sd_booted; then
+    # if /etc/resolv.conf is a symlink, just assume that it was being managed
+    # by systemd-networkd, and re-enable systemd-resolved.
+    if [[ -L etc/resolv.conf ]]; then
+      systemctl enable systemd-resolved
+    fi
+  fi
+}
+
+_214_2_changes() {
+  # /run/systemd/network/resolv.conf -> /run/systemd/resolve/resolv.conf
+  if [[ etc/resolv.conf -ef run/systemd/network/resolv.conf ]]; then
+    ln -sf /run/systemd/resolve/resolv.conf /etc/resolv.conf
+
+    if sd_booted; then
+      if [[ ! -d run/systemd/resolve ]]; then
+        mkdir run/systemd/resolve
+      fi
+
+      if [[ -f run/systemd/network/resolv.conf ]]; then
+        mv run/systemd/{network,resolve}/resolv.conf
+      fi
+    fi
+  fi
+
+  echo ':: coredumps are no longer sent to the journal by default. To re-enable:'
+  echo '   echo >/etc/sysctl.d/50-coredump.conf \'
+  echo '       "kernel.core_pattern=|/usr/lib/systemd/systemd-coredump %p %u %g %s %t %e"'
+}
+
+_215_2_changes() {
+  # create at least the symlink from /etc/os-release to /usr/lib/os-release
+  systemd-tmpfiles --create etc.conf
+}
+
+_216_2_changes() {
+  echo ':: Coredumps are handled by systemd by default. Collection behavior can be'
+  echo '   tuned in /etc/systemd/coredump.conf.'
+}
+
+_219_2_changes() {
+  if mkdir -m2755 var/log/journal/remote 2>/dev/null; then
+    chgrp systemd-journal-remote var/log/journal/remote
+  fi
+}
+
+_219_4_changes() {
+  if ! systemctl is-enabled -q remote-fs.target; then
+    systemctl enable -q remote-fs.target
+  fi
+}
+
+post_install() {
+  systemd-machine-id-setup
+
+  post_common "$@"
+
+  add_journal_acls
+
+  # enable some services by default, but don't track them
+  systemctl enable getty@tty1.service remote-fs.target
+
+  echo ":: Append 'init=/usr/lib/systemd/systemd' to your kernel command line in your"
+  echo "   bootloader to replace sysvinit with systemd, or install systemd-sysvcompat"
+
+  # group 'systemd-journal-remote' is created by systemd-sysusers
+  mkdir -m2755 var/log/journal/remote
+  chgrp systemd-journal-remote var/log/journal/remote
+}
+
+post_upgrade() {
+  post_common "$@"
+
+  maybe_reexec "$@"
+
+  local v upgrades=(204-1
+                    205-1
+                    206-1
+                    208-1
+                    208-8
+                    209-1
+                    210-1
+                    213-4
+                    214-2
+                    215-2
+                    216-2
+                    219-2
+                    219-4)
+
+  for v in "${upgrades[@]}"; do
+    if [[ $(vercmp "$v" "$2") -eq 1 ]]; then
+      "_${v//-/_}_changes"
+    fi
+  done
+}
+
+# vim:set ts=2 sw=2 et: