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# /etc/profile.d/lang.sh - exports environment variables, and provides fallback
# for CJK languages that can't be displayed in console.
if [ -n "${LANG}" ]; then
LANG_backup="${LANG}"
fi
for config in /etc/locale.conf "${HOME}/.i18n"; do
# NOTE: We are using eval & sed here to avoid invoking of any commands & functions from those files.
if [ -f "${config}" ]; then
eval $(sed -r -e 's/^[[:blank:]]*([[:upper:]_]+)=([[:print:][:digit:]\._-]+|"[[:print:][:digit:]\._-]+")/export \1=\2/;t;d' ${config})
fi
done
if [ -n "${LANG_backup}" ]; then
LANG="${LANG_backup}"
fi
unset LANG_backup config
# ----------------------------------------------
# The LC_ALL is not supposed to be set in /etc/locale.conf according to 'man 5 locale.conf'.
# If it is set, then we we expect it is user's explicit override (most likely from ~/.i18n file).
# See 'man 7 locale' for more info about LC_ALL.
if [ -n "${LC_ALL}" ]; then
if [ "${LC_ALL}" != "${LANG}" ]; then
export LC_ALL
else
unset LC_ALL
fi
fi
# The ${LANG} manipulation is necessary only in virtual terminal (a.k.a. console - /dev/tty*):
if [ -n "${LANG}" ] && [ "${TERM}" = 'linux' ] && tty | grep --quiet -e '/dev/tty'; then
if grep --quiet -E -i -e '^.+\.utf-?8$' <<< "${LANG}"; then
case ${LANG} in
ja*) LANG=en_US.UTF-8 ;;
ko*) LANG=en_US.UTF-8 ;;
si*) LANG=en_US.UTF-8 ;;
zh*) LANG=en_US.UTF-8 ;;
ar*) LANG=en_US.UTF-8 ;;
fa*) LANG=en_US.UTF-8 ;;
he*) LANG=en_US.UTF-8 ;;
en_IN*) true ;;
*_IN*) LANG=en_US.UTF-8 ;;
esac
else
case ${LANG} in
ja*) LANG=en_US ;;
ko*) LANG=en_US ;;
si*) LANG=en_US ;;
zh*) LANG=en_US ;;
ar*) LANG=en_US ;;
fa*) LANG=en_US ;;
he*) LANG=en_US ;;
en_IN*) true ;;
*_IN*) LANG=en_US ;;
esac
fi
# NOTE: We are not exporting the ${LANG} here again on purpose.
# If user starts GUI session from console manually, then
# the previously set LANG should be okay to use.
fi
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