1 /*
2 * Copyright (c) 2003, 2018, 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 *
23 */
24
25 #include "precompiled.hpp"
26 #include "memory/metaspaceShared.hpp"
27 #include "runtime/arguments.hpp"
28 #include "runtime/os.hpp"
29 #include "runtime/thread.hpp"
30 #include "utilities/debug.hpp"
31 #include "utilities/vmError.hpp"
32
33 #include <sys/types.h>
34 #include <sys/wait.h>
35 #include <signal.h>
36
37 #ifdef LINUX
38 #include <sys/syscall.h>
39 #include <unistd.h>
40 #endif
41 #ifdef SOLARIS
42 #include <thread.h>
43 #endif
44 #ifdef AIX
45 #include <unistd.h>
46 #endif
47 #ifdef BSD
48 #include <sys/syscall.h>
49 #include <unistd.h>
50 #endif
51
52
53 // handle all synchronous program error signals which may happen during error
54 // reporting. They must be unblocked, caught, handled.
55
56 static const int SIGNALS[] = { SIGSEGV, SIGBUS, SIGILL, SIGFPE, SIGTRAP }; // add more if needed
57 static const int NUM_SIGNALS = sizeof(SIGNALS) / sizeof(int);
58
59 // Space for our "saved" signal flags and handlers
60 static int resettedSigflags[NUM_SIGNALS];
61 static address resettedSighandler[NUM_SIGNALS];
62
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1 /*
2 * Copyright (c) 2003, 2020, 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 *
23 */
24
25 #include "precompiled.hpp"
26 #include "memory/metaspaceShared.hpp"
27 #include "runtime/arguments.hpp"
28 #include "runtime/os.hpp"
29 #include "runtime/thread.hpp"
30 #include "utilities/debug.hpp"
31 #include "utilities/vmError.hpp"
32
33 #include <sys/types.h>
34 #include <sys/wait.h>
35 #include <signal.h>
36
37 #ifdef LINUX
38 #include <sys/syscall.h>
39 #include <unistd.h>
40 #endif
41 #ifdef AIX
42 #include <unistd.h>
43 #endif
44 #ifdef BSD
45 #include <sys/syscall.h>
46 #include <unistd.h>
47 #endif
48
49
50 // handle all synchronous program error signals which may happen during error
51 // reporting. They must be unblocked, caught, handled.
52
53 static const int SIGNALS[] = { SIGSEGV, SIGBUS, SIGILL, SIGFPE, SIGTRAP }; // add more if needed
54 static const int NUM_SIGNALS = sizeof(SIGNALS) / sizeof(int);
55
56 // Space for our "saved" signal flags and handlers
57 static int resettedSigflags[NUM_SIGNALS];
58 static address resettedSighandler[NUM_SIGNALS];
59
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