168 lines
5.5 KiB
Bash
Executable File
168 lines
5.5 KiB
Bash
Executable File
#!/usr/bin/qsh
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# Copyright (C) 2016 and later: Unicode, Inc. and others.
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# License & terms of use: http://www.unicode.org/copyright.html
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# Copyright (C) 2000-2011, International Business Machines
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# Corporation and others. All Rights Reserved.
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#
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# Authors:
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# Ami Fixler
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# Barry Novinger
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# Steven R. Loomis
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# George Rhoten
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# Jason Spieth
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#
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# Shell script to unpax ICU and convert the files to an EBCDIC codepage.
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# After extracting to EBCDIC, binary files are re-extracted without the
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# EBCDIC conversion, thus restoring them to original codepage.
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if [ -z "$QSH_VERSION" ];
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then
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QSH=0
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echo "QSH not detected (QSH_VERSION not set) - just testing."
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else
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QSH=1
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#echo "QSH version $QSH_VERSION"
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fi
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export QSH
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# set this to "v" to list files as they are unpacked (default)
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VERBOSE_UNPACK="v"
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# Set the following variable to the list of binary file suffixes (extensions)
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#****************************************************************************
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#binary_suffixes='ico ICO bmp BMP jpg JPG gif GIF brk BRK'
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#ICU specific binary files
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#****************************************************************************
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binary_suffixes='brk BRK bin BIN res RES cnv CNV dat DAT icu ICU spp SPP xml XML nrm NRM utf16be UTF16BE'
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data_files='icu/source/data/brkitr/* icu/source/data/locales/* icu/source/data/coll/* icu/source/data/rbnf/* icu/source/data/mappings/* icu/source/data/misc/* icu/source/data/translit/* icu/source/data/unidata/* icu/source/test/testdata/*'
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#****************************************************************************
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# Function: usage
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# Description: Prints out text that describes how to call this script
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# Input: None
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# Output: None
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#****************************************************************************
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usage()
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{
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echo "Enter archive filename as a parameter: $0 icu-archive.tar"
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}
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#****************************************************************************
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# first make sure we at least one arg and it's a file we can read
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#****************************************************************************
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# check for no arguments
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if [ $# -eq 0 ]; then
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usage
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exit
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fi
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# tar file is argument 1
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tar_file=$1
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# check that the file is valid
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if [ ! -r $tar_file ]; then
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echo "$tar_file does not exist or cannot be read."
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usage
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exit
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fi
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# treat all data files as ebcdic
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ebcdic_data=$data_files
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#****************************************************************************
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# Extract files. We do this in two passes. One pass for 819 files and a
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# second pass for 37 files
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#****************************************************************************
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echo ""
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echo "Extracting from $tar_file ..."
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echo ""
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# extract everything as iso-8859-1 except these directories
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pax -C 819 -rc${VERBOSE_UNPACK}f $tar_file $ebcdic_data
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# extract files while converting them to EBCDIC
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echo ""
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echo "Extracting files which must be in ibm-37 ..."
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echo ""
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pax -C 37 -r${VERBOSE_UNPACK}f $tar_file $ebcdic_data
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#****************************************************************************
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# For files we have restored as CCSID 37, check the BOM to see if they
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# should be processed as 819. Also handle files with special paths. Files
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# that match will be added to binary files lists. The lists will in turn
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# be processed to restore files as 819.
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#****************************************************************************
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echo ""
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echo "Determining binary files by BOM ..."
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echo ""
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bin_count=0
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# Process BOMs
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if [ -f icu/as_is/bomlist.txt ];
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then
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echo "Using icu/as_is/bomlist.txt"
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pax -C 819 -rvf $tar_file `cat icu/as_is/bomlist.txt`
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else
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for file in `find ./icu \( -name \*.txt -print \)`; do
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bom8=`head -n 1 $file|\
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od -t x1|\
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head -n 1|\
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sed 's/ */ /g'|\
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cut -f2-4 -d ' '|\
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tr 'A-Z' 'a-z'`;
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#Find a converted UTF-8 BOM
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if [ "$bom8" = "057 08b 0ab" -o "$bom8" = "57 8b ab" ]
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then
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file="`echo $file | cut -d / -f2-`"
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if [ `echo $binary_files | wc -w` -lt 200 ]
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then
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bin_count=`expr $bin_count + 1`
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binary_files="$binary_files $file";
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else
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echo "Restoring binary files by BOM ($bin_count)..."
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rm $binary_files;
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pax -C 819 -rvf $tar_file $binary_files;
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echo "Determining binary files by BOM ($bin_count)..."
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binary_files="$file";
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bin_count=`expr $bin_count + 1`
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fi
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fi
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done
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# now see if a re-extract of binary files is necessary
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if [ `echo $binary_files | wc -w` -gt 0 ]
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then
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echo "Restoring binary files ($bin_count) ..."
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rm $binary_files
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pax -C 819 -rvf $tar_file $binary_files
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fi
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fi
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echo "# Processing special paths."
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# Process special paths
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more_bin_opts=$(echo $binary_suffixes | sed -e 's%[a-zA-Z0-9]*%-o -name \*.&%g')
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# echo "Looking for additional files: find ... $more_bin_opts"
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more_bin_files=$(find icu -type f \( -name '*.zzz' $more_bin_opts \) -print)
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echo "Restoring binary files by special paths ($bin_count) ..."
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rm $more_bin_files
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pax -C 819 -rvf $tar_file $more_bin_files
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#****************************************************************************
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# Generate and run the configure script
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#****************************************************************************
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echo ""
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echo "Generating qsh compatible configure ..."
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echo ""
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sed -f icu/as_is/os400/convertConfigure.sed icu/source/configure > icu/source/configureTemp
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del -f icu/source/configure
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mv icu/source/configureTemp icu/source/configure
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chmod 755 icu/source/configure
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echo ""
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echo "$0 has completed extracting ICU from $tar_file - $bin_count binary files extracted."
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