lib/make_zip_err_str.sh

#!/bin/sh

if [ "$#" -ne 2 ]
then
    echo Usage: $0 in_file out_file >&2
    echo        e.g. $0 zip.h zip_err_str.c >&2
    exit 1
fi

if [ "$1" = "$2" ]
then
    echo $0: error: output file = input file >&2
    exit 1
fi

echo "/* This file was autogenerated by $0 from $1" > "$2.$$"
echo "   -- don't change here */" >> "$2.$$"
echo '#include "zip.h"' >> "$2.$$"
echo 'char *zip_err_str[] = {' >> "$2.$$"
sed -n  '/^#define ZERR_/ s/.*\/\* \([^*]*\) \*\//    "\1",/p' "$1" >> "$2.$$"
echo '};' >> "$2.$$"

mv "$2.$$" "$2"