| #! /bin/sh |
| |
| # |
| # Copyright 2004-2005 Sun Microsystems, Inc. All Rights Reserved. |
| # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| # |
| # This code is free software; you can redistribute it and/or modify it |
| # under the terms of the GNU General Public License version 2 only, as |
| # published by the Free Software Foundation. Sun designates this |
| # particular file as subject to the "Classpath" exception as provided |
| # by Sun in the LICENSE file that accompanied this code. |
| # |
| # This code 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 |
| # version 2 for more details (a copy is included in the LICENSE file that |
| # accompanied this code). |
| # |
| # You should have received a copy of the GNU General Public License version |
| # 2 along with this work; if not, write to the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| # |
| # Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| # CA 95054 USA or visit www.sun.com if you need additional information or |
| # have any questions. |
| # |
| |
| # Generate a charset provider class |
| |
| # Required environment variables |
| # NAWK awk tool |
| # TEMPDIR temporary directory |
| # HASHER Hasher program |
| |
| SPEC=$1; shift |
| DST=$1; shift |
| |
| eval `$NAWK <$SPEC ' |
| /^[ \t]*copyright / { printf "COPYRIGHT_YEARS=%s\n", $2; } |
| /^[ \t]*package / { printf "PKG=%s\n", $2; } |
| /^[ \t]*class / { printf "CLASS=%s\n", $2; } |
| '` |
| |
| OUT=$DST/$CLASS.java |
| echo '-->' $OUT |
| |
| |
| # Header |
| # |
| |
| $SHELL addNotices.sh "$COPYRIGHT_YEARS" > $OUT |
| |
| cat <<__END__ >>$OUT |
| |
| // -- This file was mechanically generated: Do not edit! -- // |
| |
| package $PKG; |
| |
| import java.nio.charset.*; |
| |
| |
| public class $CLASS |
| extends FastCharsetProvider |
| { |
| |
| __END__ |
| |
| |
| # Alias tables |
| # |
| $NAWK <$SPEC >>$OUT ' |
| BEGIN { n = 1; m = 1; } |
| |
| /^[ \t]*charset / { |
| csn = $2; cln = $3; |
| lcsn = tolower(csn); |
| lcsns[n++] = lcsn; |
| csns[lcsn] = csn; |
| classMap[lcsn] = cln; |
| if (n > 2) |
| printf " };\n\n"; |
| printf " static final String[] aliases_%s = new String[] {\n", cln; |
| } |
| |
| /^[ \t]*alias / { |
| acsns[m++] = tolower($2); |
| aliasMap[tolower($2)] = lcsn; |
| printf " \"%s\",\n", $2; |
| } |
| |
| END { |
| printf " };\n\n"; |
| } |
| ' |
| |
| |
| # Prehashed alias and class maps |
| # |
| $NAWK <$SPEC >$TEMPDIR/aliases ' |
| /^[ \t]*charset / { |
| csn = $2; |
| lcsn = tolower(csn); |
| } |
| /^[ \t]*alias / { |
| an = tolower($2); |
| printf "%-20s \"%s\"\n", an, lcsn; |
| } |
| ' |
| |
| $NAWK <$SPEC >$TEMPDIR/classes ' |
| /^[ \t]*charset / { |
| csn = $2; cln = $3; |
| lcsn = tolower(csn); |
| printf "%-20s \"%s\"\n", lcsn, cln; |
| } |
| ' |
| |
| ${HASHER} -i Aliases <$TEMPDIR/aliases >>$OUT |
| ${HASHER} -i Classes <$TEMPDIR/classes >>$OUT |
| ${HASHER} -i -e Cache -t Charset <$TEMPDIR/classes >>$OUT |
| |
| |
| # Constructor |
| # |
| cat <<__END__ >>$OUT |
| public $CLASS() { |
| super("$PKG", new Aliases(), new Classes(), new Cache()); |
| } |
| |
| } |
| __END__ |