123 lines
4.7 KiB
Java
123 lines
4.7 KiB
Java
/* Configuration.java --
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Copyright (C) 1998, 2001, 2003, 2005, 2006, 2007, 2008
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Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.classpath;
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/**
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* This file defines compile-time constants that can be accessed by
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* java code. It is pre-processed by configure.
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*/
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public final class Configuration
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{
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private Configuration()
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{
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}
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private static native String classpath_home();
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private static native boolean debug();
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private static native String toolkit();
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private static native String ecj();
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/**
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* The value of CLASSPATH_HOME is the location that the classpath
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* libraries and support files where installed in. It is set according to
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* the argument for --prefix given to configure and used to set the
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* System property gnu.classpath.home.
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*/
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public static final String CLASSPATH_HOME = classpath_home();
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/**
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* The release version number of GNU Classpath.
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* It is set according to the value of 'version' in the configure[.in] file
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* and used to set the System property gnu.classpath.version.
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*/
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public static final String CLASSPATH_VERSION = "0.99";
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/**
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* The value of DEBUG is substituted according to whether the
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* "--enable-debug" argument was passed to configure. Code
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* which is made conditional based on the value of this flag - typically
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* code that generates debugging output - will be removed by the optimizer
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* in a non-debug build.
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*/
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public static final boolean DEBUG = debug();
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/**
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* The value of LOAD_LIBRARY is substituted according to whether the
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* "--enable-load-library" or "--disable-load-library" argument was passed
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* to configure. By default, configure should define this is as true.
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* If set to false, loadLibrary() calls to load native function
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* implementations, typically found in static initializers of classes
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* which contain native functions, will be omitted. This is useful for
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* runtimes which pre-link their native function implementations and do
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* not require additional shared libraries to be loaded.
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*/
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public static final boolean INIT_LOAD_LIBRARY = false;
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/**
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* Name of default AWT peer library.
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*/
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public static final String default_awt_peer_toolkit = toolkit();
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/**
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* Whether to automatically run the init* methods in java.lang.System
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* (the default) at class initialization time or whether to have the VM
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* explicitly invoke them.
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*
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* The default is false, meaning the VM does not explicitly run the
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* initializers.
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*
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*/
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public static final boolean JAVA_LANG_SYSTEM_EXPLICIT_INITIALIZATION = false;
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/**
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* The Eclipse Java Compiler jar file for use by the
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* com.sun.tools.javac implementation in tools.zip.
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*/
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public static final String ECJ_JAR = ecj();
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/**
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* Set to <code>true</code> if the config script found that (a) an
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* implementation of java.math.BigInteger, based on the GNU MP library, is
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* desired in preference to a pure Java one, and (b) the GNU MP library was
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* found on the platform where the JVM is to run. Otherwise, this field is
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* set to <code>false</code>.
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*/
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public static final boolean WANT_NATIVE_BIG_INTEGER = true;
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}
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