scuffed-code/icu4c/as_is/os400/unpax-icu.sh
2004-05-13 22:08:27 +00:00

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#!/usr/bin/qsh
# Copyright (C) 2000-2003, International Business Machines
# Corporation and others. All Rights Reserved.
#
# Authors:
# Ami Fixler
# Barry Novinger
# Steven R. Loomis <srl@jtcsv.com>
# George Rhoten
#
# Shell script to unpax ICU and convert the files to an EBCDIC codepage.
# After extracting to EBCDIC, binary files are re-extracted without the
# EBCDIC conversion, thus restoring them to original codepage.
#
# Set the following variable to the list of binary file suffixes (extensions)
#binary_suffixes='ico ICO bmp BMP jpg JPG gif GIF brk BRK'
#ICU specific binary files
binary_suffixes='brk BRK bin BIN res RES cnv CNV dat DAT icu ICU spp SPP'
data_files='icu/source/data/brkitr/* icu/source/data/locales/* icu/source/data/coll/* icu/source/data/mappings/* icu/source/data/misc/* icu/source/data/translit/* icu/source/data/unidata/* icu/source/test/testdata/*'
usage()
{
echo "Enter archive filename as a parameter: $0 icu-archive.tar [strip]"
echo "(strip is an option to remove hex '0D' carraige returns)"
}
# first make sure we at least one arg and it's a file we can read
if [ $# -eq 0 ]; then
usage
exit
fi
if [ ! -r $1 ]; then
echo "$1 does not exist or cannot be read."
usage
exit
fi
# set up a few variables
echo ""
echo "Extracting from $1 ..."
echo ""
# extract everything as iso-8859-1 except these directories
pax -C 819 -rcvf $1 $data_files
# extract files while converting them to EBCDIC
echo ""
echo "Extracting files which must be in ibm-37 ..."
echo ""
pax -C 37 -rvf $1 $data_files
if [ $# -gt 1 ]; then
if [ $2 -eq strip ]; then
echo ""
echo "Stripping hex 0d characters ..."
for i in $(pax -f $1 2>/dev/null)
do
case $i in
*/)
# then this entry is a directory
;;
*)
# then this entry is NOT a directory
tr -d
<$i >@@@icu@tmp
chmod +w $i
rm $i
mv @@@icu@tmp $i
;;
esac
done
fi
fi
echo ""
echo "Determining binary files ..."
echo ""
#for dir in `find ./icu -type d \( -name CVS -o -print \)`; do
# if [ -f $dir/CVS/Entries ]; then
# binary_files="$binary_files`cat $dir/CVS/Entries | fgrep -- -kb \
# | cut -d / -f2 | sed -e "s%^%$dir/%" \
# | sed -e "s%^\./%%" | tr '\n' ' '`"
# fi
#done
#echo "Detecting Unicode files"
for file in `find ./icu \( -name \*.txt -print \)`; do
bom8=`head -n 1 $file|\
od -t x1|\
head -n 1|\
sed 's/ */ /g'|\
cut -f2-4 -d ' '|\
tr 'A-Z' 'a-z'`;
# echo "bom8 is" $bom8 "for" $file
# bom8=`head -c 3 $file|od -t x1|head -n 1|cut -d ' ' -f2-4`;
#Find a converted UTF-8 BOM
if [ "$bom8" = "057 08b 0ab" -o "$bom8" = "57 8b ab" ]
then
binary_files="$binary_files `echo $file | cut -d / -f2-`";
fi
done
#echo $binary_files
for i in $(pax -f $1 2>/dev/null)
do
case $i in
*/)
# then this entry is a directory
;;
*.*)
# then this entry has a dot in the filename
for j in $binary_suffixes
do
suf=${i#*.*}
if [ "$suf" = "$j" ]
then
binary_files="$binary_files $i"
break
fi
done
;;
*)
# then this entry does not have a dot in it
;;
esac
done
# now see if a re-extract of binary files is necessary
if [ ${#binary_files} -eq 0 ]; then
echo ""
echo "There are no binary files to restore."
else
echo "Restoring binary files ..."
echo ""
rm $binary_files
pax -C 819 -rvf $1 $binary_files
fi
echo ""
echo "$0 has completed extracting ICU from $1."