1 /*
2 * Copyright (c) 2005, 2014, 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
27 #include <door.h>
28 #include <stdlib.h>
29 #include <unistd.h>
30 #include <signal.h>
31 #include <string.h>
32 #include <fcntl.h>
33 #include <errno.h>
34 #include <limits.h>
35
36 #include "jni.h"
37 #include "jni_util.h"
38 #include "jvm.h"
39
40 #include "sun_tools_attach_VirtualMachineImpl.h"
41
42 #define RESTARTABLE(_cmd, _result) do { \
43 do { \
44 _result = _cmd; \
45 } while((_result == -1) && (errno == EINTR)); \
46 } while(0)
47
48 /*
49 * Class: sun_tools_attach_VirtualMachineImpl
50 * Method: open
51 * Signature: (Ljava/lang/String;)I
52 */
53 JNIEXPORT jint JNICALL Java_sun_tools_attach_VirtualMachineImpl_open
54 (JNIEnv *env, jclass cls, jstring path)
55 {
56 jboolean isCopy;
57 const char* p = GetStringPlatformChars(env, path, &isCopy);
58 if (p == NULL) {
59 return 0;
60 } else {
61 int fd;
62 int err = 0;
63
64 fd = open(p, O_RDWR);
65 if (fd == -1) {
66 err = errno;
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1 /*
2 * Copyright (c) 2005, 2015, 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
27 #include <door.h>
28 #include <stdlib.h>
29 #include <unistd.h>
30 #include <signal.h>
31 #include <string.h>
32 #include <fcntl.h>
33 #include <errno.h>
34 #include <limits.h>
35
36 #include "jni.h"
37 #include "jni_util.h"
38 #include "jvm.h"
39
40 #include "sun_tools_attach_VirtualMachineImpl.h"
41
42 #define RESTARTABLE(_cmd, _result) do { \
43 do { \
44 _result = _cmd; \
45 } while((_result == -1) && (errno == EINTR)); \
46 } while(0)
47
48 /*
49 * Declare library specific JNI_Onload entry if static build
50 */
51 DEF_STATIC_JNI_OnLoad
52
53 /*
54 * Class: sun_tools_attach_VirtualMachineImpl
55 * Method: open
56 * Signature: (Ljava/lang/String;)I
57 */
58 JNIEXPORT jint JNICALL Java_sun_tools_attach_VirtualMachineImpl_open
59 (JNIEnv *env, jclass cls, jstring path)
60 {
61 jboolean isCopy;
62 const char* p = GetStringPlatformChars(env, path, &isCopy);
63 if (p == NULL) {
64 return 0;
65 } else {
66 int fd;
67 int err = 0;
68
69 fd = open(p, O_RDWR);
70 if (fd == -1) {
71 err = errno;
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