0
|
1 /*
|
|
2 * Copyright 1999-2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
|
|
20 * CA 95054 USA or visit www.sun.com if you need additional information or
|
|
21 * have any questions.
|
|
22 *
|
|
23 */
|
|
24
|
|
25 # include "incls/_precompiled.incl"
|
|
26 # include "incls/_hpi_linux.cpp.incl"
|
|
27
|
|
28 # include <sys/param.h>
|
|
29 # include <dlfcn.h>
|
|
30
|
|
31 typedef jint (JNICALL *init_t)(GetInterfaceFunc *, void *);
|
|
32
|
|
33 void hpi::initialize_get_interface(vm_calls_t *callbacks) {
|
|
34 char buf[JVM_MAXPATHLEN];
|
|
35 void *hpi_handle;
|
|
36 GetInterfaceFunc& getintf = _get_interface;
|
|
37 jint (JNICALL * DLL_Initialize)(GetInterfaceFunc *, void *);
|
|
38
|
|
39 if (HPILibPath && HPILibPath[0]) {
|
|
40 strncpy(buf, HPILibPath, JVM_MAXPATHLEN - 1);
|
|
41 buf[JVM_MAXPATHLEN - 1] = '\0';
|
|
42 } else {
|
|
43 const char *thread_type = "native_threads";
|
|
44
|
|
45 os::jvm_path(buf, JVM_MAXPATHLEN);
|
|
46
|
|
47 #ifdef PRODUCT
|
|
48 const char * hpi_lib = "/libhpi.so";
|
|
49 #else
|
|
50 char * ptr = strrchr(buf, '/');
|
|
51 assert(strstr(ptr, "/libjvm") == ptr, "invalid library name");
|
|
52 const char * hpi_lib = strstr(ptr, "_g") ? "/libhpi_g.so" : "/libhpi.so";
|
|
53 #endif
|
|
54
|
|
55 *(strrchr(buf, '/')) = '\0'; /* get rid of /libjvm.so */
|
|
56 char* p = strrchr(buf, '/');
|
|
57 if (p != NULL) p[1] = '\0'; /* get rid of hotspot */
|
|
58 strcat(buf, thread_type);
|
|
59 strcat(buf, hpi_lib);
|
|
60 }
|
|
61
|
|
62 if (TraceHPI) tty->print_cr("Loading HPI %s ", buf);
|
|
63 #ifdef SPARC
|
|
64 // On 64-bit Ubuntu Sparc RTLD_NOW leads to unresolved deps in libpthread.so
|
|
65 # define OPEN_MODE RTLD_LAZY
|
|
66 #else
|
|
67 // We use RTLD_NOW because of bug 4032715
|
|
68 # define OPEN_MODE RTLD_NOW
|
|
69 #endif
|
|
70 hpi_handle = dlopen(buf, OPEN_MODE);
|
|
71 #undef OPEN_MODE
|
|
72
|
|
73 if (hpi_handle == NULL) {
|
|
74 if (TraceHPI) tty->print_cr("HPI dlopen failed: %s", dlerror());
|
|
75 return;
|
|
76 }
|
|
77 DLL_Initialize = CAST_TO_FN_PTR(jint (JNICALL *)(GetInterfaceFunc *, void *),
|
|
78 dlsym(hpi_handle, "DLL_Initialize"));
|
|
79 if (TraceHPI && DLL_Initialize == NULL) tty->print_cr("HPI dlsym of DLL_Initialize failed: %s", dlerror());
|
|
80 if (DLL_Initialize == NULL ||
|
|
81 (*DLL_Initialize)(&getintf, callbacks) < 0) {
|
|
82 if (TraceHPI) tty->print_cr("HPI DLL_Initialize failed");
|
|
83 return;
|
|
84 }
|
|
85 if (TraceHPI) tty->print_cr("HPI loaded successfully");
|
|
86 }
|