config/chroot_local-hooks/17-locales

   1 #! /bin/sh
   2
   3 set -e
   4 set -u
   5
   6 echo "Generate supported locales"
   7
   8 LANGUAGES_FILE="/usr/share/tails/greeter/supported_languages"
   9 LANG_REGEXP=$(sed --regexp-extended 's, ,|,g' "$LANGUAGES_FILE" \
  10                   | sed --regexp-extended 's,\|$,,')
  11
  12 # Import ensure_hook_dependency_is_installed()
  13 . /usr/local/lib/tails-shell-library/build.sh
  14
  15 # Install locales, which ships /etc/locale.gen and locale-gen
  16 ensure_hook_dependency_is_installed locales
  17
  18 # Uncomment supported locales
  19 perl -pi -E "s{^#\s+((?:${LANG_REGEXP})_.*\sUTF-8)$}{\$1}" /etc/locale.gen
  20
  21 # Compile locales
  22 locale-gen
  23
  24 # Installing localepurge generates an initial /etc/locale.nopurge
  25 # from /etc/locale.gen
  26 apt-get --yes install localepurge
  27
  28 # Add missing variants to /etc/locale.nopurge:
  29 # - ll_RR.UTF-8 → ll_RR
  30 perl -n -E 'if (m/^([a-z].*)[.]UTF-8$/) { say $1 }' \
  31      /etc/locale.nopurge \
  32      > /tmp/locale.nopurge.extra
  33 # - ll_RR.UTF-8 → ll.UTF-8
  34 perl -n -E 'if (m/^([a-z]+)_.*[.]UTF-8$/) { say "$1.UTF-8" }' \
  35      /etc/locale.nopurge \
  36      >> /tmp/locale.nopurge.extra
  37 # - ll_RR.UTF-8 → ll.utf8
  38 perl -n -E 'if (m/^([a-z].*)[.]UTF-8$/) { say "$1.utf8" }' \
  39      /etc/locale.nopurge \
  40      >> /tmp/locale.nopurge.extra
  41 cat /tmp/locale.nopurge.extra >> /etc/locale.nopurge
  42
  43 echo "I: localepurge won't purge:"
  44 grep -E '^[a-z]' /etc/locale.nopurge
  45
  46 echo "I: Running localepurge for the first time"
  47 localepurge