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#!/bin/sh
#
# Copyright © 2017-2019 Dr. Tobias Quathamer <toddy@debian.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Create pot files for common msgids
echo "Generating pot files for common msgids ..."
previous_step=""
steps="100 20 10 4 3 2"
for step in $steps; do
if [ "X$previous_step" = "X" ] ; then
echo Generating $step - ...
else
echo Generating $step - $(($previous_step - 1))
fi
# Get all msgids with at least $step and at most $previous_step occurences
LC_ALL=C msgcat --less-than=$previous_step --more-than=$(($step - 1)) \
--sort-output man*/*pot > step.pot
# Remove most comment lines, preserve "#, no-wrap" etc.
sed -i -e "/^# /d;/^#$/d;/^#\. /d" step.pot
# Remove first (empty) msgid with all combined headers
sed -i -e "1,/^$/d" step.pot
# Create a temporary header for the pot file
header=$(mktemp)
cat > "$header" <<END_OF_HEADER
# Common msgids
msgid ""
msgstr ""
"Project-Id-Version: manpages-l10n\n"
"POT-Creation-Date: CURRENT_DATE\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
"Language: \n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
END_OF_HEADER
current_date=$(date +"%Y-%m-%d %H:%M%z")
sed -i -e "s/CURRENT_DATE/$current_date/" "$header"
cat "$header" step.pot > tmp2.pot
# Create a filename with leading zeros
min_step_file=$(printf "min-%03d-occurences.pot" $step)
# Remove dates, as they are translated automatically
msggrep --msgid -v -E -e "^[0-9]{4}-[0-9]{2}-[0-9]{2}$" tmp2.pot > $min_step_file
# Remove msgids which are listed in the exclude file.
# Ensure that excluded msgids are not unique by creating
# a temporary copy of that file.
cp exclude.pot tmp.pot
msgcat --unique tmp.pot exclude.pot $min_step_file > tmp2.pot
# Remove first (empty) msgid with all combined headers
sed -i -e "1,/^$/d" tmp2.pot
cat "$header" tmp2.pot > $min_step_file
# Determine if the only change is the "POT-Creation-Date:" header
# If so, do not copy to the common directory
sed -f remove-potcdate.sed < common/$min_step_file > old.pot
sed -f remove-potcdate.sed < $min_step_file > new.pot
if cmp old.pot new.pot >/dev/null 2>&1; then
rm $min_step_file
else
mv $min_step_file common/
fi
# Clean up
previous_step=$step
rm -rf tmp.pot tmp2.pot step.pot new.pot old.pot "$header"
done
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