Mercurial > hg > truffle
annotate test/runtime/jsig/TestJNI.c @ 16661:f1fba319d4e3
Fix complaints from findbugs
author | Stefan Anzinger <stefan.anzinger@gmail.com> |
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date | Wed, 30 Jul 2014 09:36:32 -0700 |
parents | f9ee986a9fea |
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1 /* |
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 #include <stdio.h> |
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25 #include <jni.h> |
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26 #include <signal.h> |
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27 #include <sys/ucontext.h> |
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28 |
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29 #ifdef __cplusplus |
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30 extern "C" { |
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31 #endif |
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32 |
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33 void sig_handler(int sig, siginfo_t *info, ucontext_t *context) { |
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34 |
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35 printf( " HANDLER (1) " ); |
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36 } |
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37 |
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38 JNIEXPORT void JNICALL Java_TestJNI_doSomething(JNIEnv *env, jclass klass, jint val) { |
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39 struct sigaction act; |
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40 struct sigaction oact; |
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41 |
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42 act.sa_flags = SA_ONSTACK|SA_RESTART|SA_SIGINFO; |
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43 sigfillset(&act.sa_mask); |
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44 act.sa_handler = SIG_DFL; |
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45 act.sa_sigaction = (void (*)())sig_handler; |
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46 sigaction(0x20+val, &act, &oact); |
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47 |
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48 printf( " doSomething(%d) " , val); |
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49 printf( " old handler = %p " , oact.sa_handler); |
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50 } |
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51 |
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52 #ifdef __cplusplus |
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53 } |
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54 #endif |
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55 |