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BEGIN LICENSE BLOCK ***** Version: CPL 1.0/GPL 2.0/LGPL 2.1 The contents of this file are subject to the Common Public License Version 1.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.eclipse.org/legal/cpl-v10.html Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the specific language governing rights and limitations under the License. Copyright (C) 2007 Ola Bini <ola@ologix.com> Alternatively, the contents of this file may be used under the terms of either of the GNU General Public License Version 2 or later (the "GPL"), or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), in which case the provisions of the GPL or the LGPL are applicable instead of those above. If you wish to allow use of your version of this file only under the terms of either the GPL or the LGPL, and not to allow others to use your version of this file under the terms of the CPL, indicate your decision by deleting the provisions above and replace them with the notice and other provisions required by the GPL or the LGPL. If you do not delete the provisions above, a recipient may use your version of this file under the terms of any one of the CPL, the GPL or the LGPL. END LICENSE BLOCK ***
 
 package org.jruby;
 
 
 
 import java.util.*;
 
 @JRubyModule(name="Signal")
 public class RubySignal {
     private final static SignalFacade SIGNALS = getSignalFacade();
 
     private final static SignalFacade getSignalFacade() {
         try {
             Class realFacadeClass = Class.forName("org.jruby.util.SunSignalFacade");
             return (SignalFacade)realFacadeClass.newInstance();
         } catch(Throwable e) {
             return new NoFunctionalitySignalFacade();
         }
     }
     
     public static void createSignal(Ruby runtime) {
         RubyModule mSignal = runtime.defineModule("Signal");
         
         mSignal.defineAnnotatedMethods(RubySignal.class);
         //registerThreadDumpSignalHandler(runtime);
     }
     
     @JRubyMethod(module = true)
     public static IRubyObject list(ThreadContext contextIRubyObject recv) {
         Ruby runtime = recv.getRuntime();
         RubyHash names = RubyHash.newHash(runtime);
         for (Signal s : Signal.values()) {
             if (!s.description().startsWith("SIG")) continue;
             if (!.contains(s.description().substring(3))) continue;
 
             // replace CLD with CHLD value
             long longValue = s.longValue();
             if (s == .longValue = ..longValue();
 
             // omit unsupported signals
             if (longValue >= 20000) continue;
 
             names.op_aset(contextruntime.newString(s.description().substring("SIG".length())), runtime.newFixnum(longValue));
         }
         names.op_aset(contextruntime.newString("EXIT"), runtime.newFixnum(0));
         return names;
     }
 
     @JRubyMethod(name = "__jtrap_kernel", required = 2, module = true)
     public static IRubyObject __jtrap_kernel(final IRubyObject recvIRubyObject blockIRubyObject sig) {
         return .trap(recvblocksig);
     }
 
     @JRubyMethod(name = "__jtrap_platform_kernel", required = 1, module = true)
     public static IRubyObject __jtrap_platform_kernel(final IRubyObject recvIRubyObject sig) {
         return .restorePlatformDefault(recvsig);
     }
 
     @JRubyMethod(name = "__jtrap_osdefault_kernel", required = 1, module = true)
     public static IRubyObject __jtrap_osdefault_kernel(final IRubyObject recvIRubyObject sig) {
        return .restoreOSDefault(recvsig);
    }
    @JRubyMethod(name = "__jtrap_ignore_kernel", required = 1, module = true)
    public static IRubyObject __jtrap_restore_kernel(final IRubyObject recvIRubyObject sig) {
        return .ignore(recvsig);
    }
    
    private static final Set<StringRUBY_18_SIGNALS;
    static {
         = new HashSet<String>();
        for (String name : new String[] {
                "EXIT",
                "HUP",
                "INT",
                "QUIT",
                "ILL",
                "TRAP",
                "IOT",
                "ABRT",
                "EMT",
                "FPE",
                "KILL",
                "BUS",
                "SEGV",
                "SYS",
                "PIPE",
                "ALRM",
                "TERM",
                "URG",
                "STOP",
                "TSTP",
                "CONT",
                "CHLD",
                "CLD",
                "TTIN",
                "TTOU",
                "IO",
                "XCPU",
                "XFSZ",
                "VTALRM",
                "PROF",
                "WINCH",
                "USR1",
                "USR2",
                "LOST",
                "MSG",
                "PWR",
                "POLL",
                "DANGER",
                "MIGRATE",
                "PRE",
                "GRANT",
                "RETRACT",
                "SOUND",
                "INFO",
        }) {
            .add(name);
        }
    }
}// RubySignal
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