#! /bin/sh

# Test of gettext facilities in the guile implementation of Scheme.
# Assumes an fr_FR locale is installed.
# Assumes the following packages are installed: guile.

tmpfiles=""
trap 'rm -fr $tmpfiles' 1 2 3 15

tmpfiles="$tmpfiles prog.scm"
cat <<\EOF > prog.scm
(use-modules (ice-9 format))

(setlocale LC_ALL "")
(textdomain "prog")
(bindtextdomain "prog" ".")

(define n (string->number (list-ref (command-line) 1)))

(format #t "~A~%" (gettext "'Your command, please?', asked the waiter."))

(format #t "~@?~%" (ngettext "a piece of cake" "~D pieces of cake" n) n)

(format #t "~A~%" (format #f (gettext "~A is replaced by ~A.") "FF" "EUR"))
EOF

tmpfiles="$tmpfiles prog.pot"
: ${XGETTEXT=xgettext}
${XGETTEXT} -o prog.pot --omit-header --no-location prog.scm

tmpfiles="$tmpfiles prog.ok"
cat <<EOF > prog.ok
msgid "'Your command, please?', asked the waiter."
msgstr ""

#, scheme-format
msgid "a piece of cake"
msgid_plural "~D pieces of cake"
msgstr[0] ""
msgstr[1] ""

#, scheme-format
msgid "~A is replaced by ~A."
msgstr ""
EOF

: ${DIFF=diff}
${DIFF} prog.ok prog.pot || exit 1

tmpfiles="$tmpfiles fr.po"
cat <<\EOF > fr.po
msgid ""
msgstr ""
"Content-Type: text/plain; charset=ISO-8859-1\n"
"Plural-Forms: nplurals=2; plural=(n > 1);\n"

msgid "'Your command, please?', asked the waiter."
msgstr "«Votre commande, s'il vous plait», dit le garçon."

# Les gateaux allemands sont les meilleurs du monde.
#, scheme-format
msgid "a piece of cake"
msgid_plural "~D pieces of cake"
msgstr[0] "un morceau de gateau"
msgstr[1] "~D morceaux de gateau"

# Reverse the arguments.
#, scheme-format
msgid "~A is replaced by ~A."
msgstr "~1@*~A remplace ~0@*~A."
EOF

tmpfiles="$tmpfiles fr.po.new"
: ${MSGMERGE=msgmerge}
${MSGMERGE} -q -o fr.po.new fr.po prog.pot

: ${DIFF=diff}
${DIFF} fr.po fr.po.new || exit 1

tmpfiles="$tmpfiles fr"
test -d fr || mkdir fr
test -d fr/LC_MESSAGES || mkdir fr/LC_MESSAGES

: ${MSGFMT=msgfmt}
${MSGFMT} -o fr/LC_MESSAGES/prog.mo fr.po

# Test for presence of guile version 1.7 or newer.
(guile --version) >/dev/null 2>/dev/null \
  || { echo "Skipping test: guile not found"; rm -fr $tmpfiles; exit 77; }
case `guile --version | sed -e 1q | sed -e 's/^[^0-9]*//'` in
  0.* | 1.[0-6] | 1.[0-6].* )
    echo "Skipping test: guile version too old"; rm -fr $tmpfiles; exit 77;;
esac

# Test which of the fr_FR locales are installed.
: ${LOCALE_FR=fr_FR}
: ${LOCALE_FR_UTF8=fr_FR.UTF-8}
if test $LOCALE_FR != none; then
  LC_ALL=$LOCALE_FR ./testlocale
  case $? in
    0) ;;
    77) LOCALE_FR=none;;
    *) exit 1;;
  esac
fi
if test $LOCALE_FR_UTF8 != none; then
  LC_ALL=$LOCALE_FR_UTF8 ./testlocale
  case $? in
    0) ;;
    77) LOCALE_FR_UTF8=none;;
    *) exit 1;;
  esac
fi
if test $LOCALE_FR = none && test $LOCALE_FR_UTF8 = none; then
  if test -f /usr/bin/localedef; then
    echo "Skipping test: no french locale is installed"
  else
    echo "Skipping test: no french locale is supported"
  fi
  rm -fr $tmpfiles; exit 77
fi

tmpfiles="$tmpfiles prog.ok prog.oku prog.out"
: ${DIFF=diff}
cat <<\EOF > prog.ok
«Votre commande, s'il vous plait», dit le garçon.
2 morceaux de gateau
EUR remplace FF.
EOF
cat <<\EOF > prog.oku
«Votre commande, s'il vous plait», dit le garçon.
2 morceaux de gateau
EUR remplace FF.
EOF

: ${LOCALE_FR=fr_FR}
: ${LOCALE_FR_UTF8=fr_FR.UTF-8}
if test $LOCALE_FR != none; then
  LANGUAGE= LC_ALL=$LOCALE_FR guile -s prog.scm 2 > prog.out || exit 1
  ${DIFF} prog.ok prog.out || exit 1
fi
if test $LOCALE_FR_UTF8 != none; then
  LANGUAGE= LC_ALL=$LOCALE_FR_UTF8 guile -s prog.scm 2 > prog.out || exit 1
  ${DIFF} prog.oku prog.out || exit 1
fi

rm -fr $tmpfiles

exit 0