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