1/* 2 * Copyright (c) 1998, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26#include <signal.h> 27#include <stdlib.h> 28 29#include <jni.h> 30#include <jvm.h> 31#include <jni_util.h> 32#include <jlong.h> 33#include "jdk_internal_misc_Signal.h" 34 35JNIEXPORT jint JNICALL 36Java_jdk_internal_misc_Signal_findSignal0(JNIEnv *env, jclass cls, jstring name) 37{ 38 jint res; 39 const char *cname; 40 if (name == NULL) { 41 JNU_ThrowNullPointerException(env, "name"); 42 return 0; 43 } 44 cname = (*env)->GetStringUTFChars(env, name, 0); 45 if (cname == NULL) { 46 /* out of memory thrown */ 47 return 0; 48 } 49 res = JVM_FindSignal(cname); 50 (*env)->ReleaseStringUTFChars(env, name, cname); 51 return res; 52} 53 54JNIEXPORT jlong JNICALL 55Java_jdk_internal_misc_Signal_handle0(JNIEnv *env, jclass cls, jint sig, jlong handler) 56{ 57 return ptr_to_jlong(JVM_RegisterSignal(sig, jlong_to_ptr(handler))); 58} 59 60JNIEXPORT void JNICALL 61Java_jdk_internal_misc_Signal_raise0(JNIEnv *env, jclass cls, jint sig) 62{ 63 JVM_RaiseSignal(sig); 64} 65