#!/bin/sh # vi: ts=4 noexpandtab # # Author: Ben Howard # Author: Scott Moser # (c) 2012, Canonical Group, Ltd. # # Purpose: Detect invalid locale settings and inform the user # of how to fix them. # locale_warn() { local cr=" " local bad_names="" bad_lcs="" key="" value="" var="" local w1 w2 w3 w4 remain # locale is expected to output either: # VARIABLE= # VARIABLE="value" # locale: Cannot set LC_SOMETHING to default locale while read -r w1 w2 w3 w4 remain; do case "$w1" in locale:) bad_names="${bad_names} ${w4}";; *) key=${w1%%\=*} val=${w1#*=} val=${val#\"} val=${val%\"} vars="${vars} $key=$val";; esac done for bad in $bad_names; do for var in ${vars}; do [ "${bad}" = "${var%\=*}" ] || continue value=${var#*=} [ "${bad_lcs#* ${value}}" = "${bad_lcs}" ] && bad_lcs="${bad_lcs} ${value}" break done done bad_lcs=${bad_lcs# } [ -n "$bad_lcs" ] || return 0 printf "_____________________________________________________________________\n" printf "WARNING! Your environment specifies an invalid locale.\n" printf " This can affect your user experience significantly, including the\n" printf " ability to manage packages. You may install the locales by running:\n\n" local bad invalid="" to_gen="" sfile="/usr/share/i18n/SUPPORTED" local pkgs="" if [ -e "$sfile" ]; then for bad in ${bad_lcs}; do grep -q -i "${bad}" "$sfile" && to_gen="${to_gen} ${bad}" || invalid="${invalid} ${bad}" done else printf " sudo apt-get install locales\n" to_gen=$bad_lcs fi to_gen=${to_gen# } local pkgs="" for bad in ${to_gen}; do pkgs="${pkgs} language-pack-${bad%%_*}" done pkgs=${pkgs# } if [ -n "${pkgs}" ]; then printf " sudo apt-get install ${pkgs# }\n" printf " or\n" printf " sudo locale-gen ${to_gen# }\n" printf "\n" fi for bad in ${invalid}; do printf "WARNING: '${bad}' is an invalid locale\n" done printf "To see all available language packs, run:\n" printf " apt-cache search \"^language-pack-[a-z][a-z]$\"\n" printf "To disable this message for all users, run:\n" printf " sudo touch /var/lib/cloud/instance/locale-check.skip\n" printf "_____________________________________________________________________\n\n" # only show the message once : > ~/.cloud-locale-test.skip 2>/dev/null || : } [ -f ~/.cloud-locale-test.skip -o -f /var/lib/cloud/instance/locale-check.skip ] || locale 2>&1 | locale_warn unset locale_warn