mirror of https://github.com/mkerrisk/man-pages
convert_to_utf_8.sh: Script to convert pages to UTF-8
See https://bugzilla.kernel.org/show_bug.cgi?id=60807 Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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#!/bin/sh
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#
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# convert_to_utf_8.sh
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#
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# Find man pages with encoding other than us-ascii, and convert them
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# to the utf-8 encoding.
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#
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# Example usage:
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#
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# cd man-pages-x.yy
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# sh convert_to_utf_8.sh <output_dir> man?/*
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#
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######################################################################
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#
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# (C) Copyright 2013, Peter Schiffer <pschiffe@redhat.com>
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details
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# (http://www.gnu.org/licenses/gpl-2.0.html).
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#
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if [[ $# -lt 2 ]]; then
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echo "Usage: ${0} <output_dir> man?/*" 1>&2
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exit 1
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fi
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out_dir="$1"
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shift
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enc_line="'\\\" t -*- coding: UTF-8 -*-"
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for f in "$@"; do
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enc=$(file -bi "$f" | cut -d = -f 2)
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if [[ $enc != "us-ascii" ]]; then
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dirn=$(dirname "$f")
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basen=$(basename "$f")
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new_dir="${out_dir}/${dirn}"
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if [[ ! -e "$new_dir" ]]; then
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mkdir -p "$new_dir"
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fi
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case "$basen" in
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iso_8859-11.7 | iso_8859-13.7)
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from_enc=$enc
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;;
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armscii-8.7 | cp1251.7 | iso_8859-*.7 | koi8-?.7)
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from_enc="${basen%.7}"
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;;
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*)
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from_enc=$enc
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;;
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esac
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printf "Converting %-23s from %s\n" "$f" "$from_enc"
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echo "$enc_line" > "${new_dir}/${basen}"
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iconv -f "$from_enc" -t utf-8 "$f" \
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| sed "/.*-\*- coding:.*/d;/.\\\" t$/d" >> "${new_dir}/${basen}"
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fi
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done
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exit 0
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