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1# /etc/profile.d/lang.csh - exports environment variables, and provides fallback2#                          for CJK languages that can't be displayed in console.3#                          Resets the locale if unavailable.4 5unset LANG_backup6 7# If unavailable, reset to the default. Do this before reading in any8# explicit user configuration. We simply check if locale emits any9# warnings, and assume that the settings are invalid if it does.10set locale_error=`(/usr/bin/locale >/dev/null) |& cat`11if ("${locale_error}" != "") then12    if (${?LANG}) then13        setenv LANG C.UTF-814    endif15    unsetenv LC_ALL16    setenv LC_CTYPE C.UTF-817    setenv LC_NUMERIC C.UTF-818    setenv LC_TIME C.UTF-819    setenv LC_COLLATE C.UTF-820    setenv LC_MONETARY C.UTF-821    setenv LC_MESSAGES C.UTF-822    setenv LC_PAPER C.UTF-823    setenv LC_NAME C.UTF-824    setenv LC_ADDRESS C.UTF-825    setenv LC_TELEPHONE C.UTF-826    setenv LC_MEASUREMENT C.UTF-827    setenv LC_IDENTIFICATION C.UTF-828else29    if (${?LANG}) then30        set LANG_backup=${LANG}31    endif32endif33 34foreach config (/etc/locale.conf "${HOME}/.i18n")35    if (-f "${config}") then36        # NOTE: We are using eval & sed here to avoid invoking of any commands & functions from those files.37        eval `/usr/bin/sed -r -e 's/^[[:blank:]]*([[:upper:]_]+)=([[:print:][:digit:]\._-]+|"[[:print:][:digit:]\._-]+")/setenv \1 \2;/;t;d' ${config}`38    endif39end40 41if (${?LANG_backup}) then42    setenv LANG "${LANG_backup}"43endif44 45unset LANG_backup config locale_error46 47# ----------------------------------------------48 49# The LC_ALL is not supposed to be set in /etc/locale.conf according to 'man 5 locale.conf'.50# If it is set, then we expect it is user's explicit override (most likely from ~/.i18n file).51# See 'man 7 locale' for more info about LC_ALL.52if (${?LC_ALL}) then53    if (${?LANG}) then54        if (${LC_ALL} != ${LANG}) then55            setenv LC_ALL56        else57            unsetenv LC_ALL58        endif59    else60        unsetenv LC_ALL61    endif62endif63 64# The ${LANG} manipulation is necessary only in virtual terminal (a.k.a. console - /dev/tty*):65set in_console=`/usr/bin/tty | /usr/bin/grep -vc -e '/dev/tty'`66 67if (${?LANG} && ${?TERM}) then68    if (${TERM} == 'linux' && $in_console == 0) then69        set utf8_used=`echo ${LANG} | /usr/bin/grep -vc -E -i -e '^.+\.utf-?8$'`70 71        if (${utf8_used} == 0) then72            switch (${LANG})73                case en_IN*:74                    breaksw75                case ja*:76                case ko*:77                case si*:78                case zh*:79                case ar*:80                case fa*:81                case he*:82                case *_IN*:83                    setenv LANG en_US.UTF-884                    breaksw85            endsw86        else87            switch (${LANG})88                case en_IN*:89                    breaksw90                case ja*:91                case ko*:92                case si*:93                case zh*:94                case ar*:95                case fa*:96                case he*:97                case *_IN*:98                    setenv LANG en_US99                    breaksw100            endsw101        endif102 103        # NOTE: We are not exporting the ${LANG} here again on purpose.104        #       If user starts GUI session from console manually, then105        #       the previously set LANG should be okay to use.106    endif107endif108 109unset in_console utf8_used110