Fri, 19 Jul 2013 14:54:54 -0700
8020791: [TESTBUG] runtime/jsig/Test8017498.sh failed to compile native code
Summary: Added -DLINUX to the gcc command and improved the .sh script
Reviewed-by: dcubed, dholmes, minqi
1 /*
2 * Copyright (c) 2013, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 #define _GNU_SOURCE // for the definition of REG_RIP in ucontext.h
25 #include <stdio.h>
26 #include <jni.h>
27 #include <signal.h>
28 #include <sys/ucontext.h>
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
34 void sig_handler(int sig, siginfo_t *info, ucontext_t *context) {
35 int thrNum;
37 printf( " HANDLER (1) " );
38 // Move forward RIP to skip failing instruction
39 context->uc_mcontext.gregs[REG_RIP] += 6;
40 }
42 JNIEXPORT void JNICALL Java_TestJNI_doSomething(JNIEnv *env, jclass klass, jint val) {
43 struct sigaction act;
44 struct sigaction oact;
46 act.sa_flags = SA_ONSTACK|SA_RESTART|SA_SIGINFO;
47 sigfillset(&act.sa_mask);
48 act.sa_handler = SIG_DFL;
49 act.sa_sigaction = (void (*)())sig_handler;
50 sigaction(0x20+val, &act, &oact);
52 printf( " doSomething(%d) " , val);
53 printf( " old handler = %p " , oact.sa_handler);
54 }
56 #ifdef __cplusplus
57 }
58 #endif