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src/os/solaris/vm/hpi_solaris.cpp@f95d63e2154a (annotated)

src/os/solaris/vm/hpi_solaris.cpp

Tue, 23 Nov 2010 13:22:55 -0800

author

stefank

date

Tue, 23 Nov 2010 13:22:55 -0800

changeset 2314

f95d63e2154a

parent 1907

c18cbe5936b8

permissions

-rw-r--r--

6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg

duke@435	1	/*
stefank@2314	2	* Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#include "precompiled.hpp"
stefank@2314	26	#include "oops/oop.inline.hpp"
stefank@2314	27	#include "runtime/hpi.hpp"
stefank@2314	28	#include "runtime/os.hpp"
duke@435	29
duke@435	30	# include <sys/param.h>
duke@435	31	# include <dlfcn.h>
duke@435	32
duke@435	33	typedef jint (JNICALL *init_t)(GetInterfaceFunc *, void *);
duke@435	34
duke@435	35	void hpi::initialize_get_interface(vm_calls_t *callbacks)
duke@435	36	{
duke@435	37	char buf[JVM_MAXPATHLEN];
duke@435	38	void *hpi_handle;
duke@435	39	GetInterfaceFunc& getintf = _get_interface;
duke@435	40	jint (JNICALL * DLL_Initialize)(GetInterfaceFunc *, void *);
duke@435	41
duke@435	42	if (HPILibPath && HPILibPath[0]) {
duke@435	43	strncpy(buf, HPILibPath, JVM_MAXPATHLEN - 1);
duke@435	44	buf[JVM_MAXPATHLEN - 1] = '\0';
duke@435	45	} else {
duke@435	46	const char *thread_type = "native_threads";
duke@435	47
duke@435	48	os::jvm_path(buf, JVM_MAXPATHLEN);
duke@435	49
duke@435	50	#ifdef PRODUCT
duke@435	51	const char * hpi_lib = "/libhpi.so";
duke@435	52	#else
duke@435	53	char * ptr = strrchr(buf, '/');
duke@435	54	assert(strstr(ptr, "/libjvm") == ptr, "invalid library name");
duke@435	55	const char * hpi_lib = strstr(ptr, "_g") ? "/libhpi_g.so" : "/libhpi.so";
duke@435	56	#endif
duke@435	57
duke@435	58	*(strrchr(buf, '/')) = '\0'; /* get rid of /libjvm.so */
duke@435	59	char* p = strrchr(buf, '/');
duke@435	60	if (p != NULL) p[1] = '\0'; /* get rid of hotspot */
duke@435	61	strcat(buf, thread_type);
duke@435	62	strcat(buf, hpi_lib);
duke@435	63	}
duke@435	64	/* we use RTLD_NOW because of bug 4032715 */
duke@435	65	if (TraceHPI) tty->print_cr("Loading HPI %s ", buf);
duke@435	66	hpi_handle = dlopen(buf, RTLD_NOW);
duke@435	67	if (hpi_handle == NULL) {
duke@435	68	if (TraceHPI) tty->print_cr("HPI dlopen failed: %s", dlerror());
duke@435	69	return;
duke@435	70	}
duke@435	71	DLL_Initialize = CAST_TO_FN_PTR(jint (JNICALL *)(GetInterfaceFunc *, void *),
duke@435	72	dlsym(hpi_handle, "DLL_Initialize"));
duke@435	73	if (TraceHPI && DLL_Initialize == NULL) tty->print_cr("HPI dlsym of DLL_Initialize failed: %s", dlerror());
duke@435	74	if (DLL_Initialize == NULL ||
duke@435	75	(*DLL_Initialize)(&getintf, callbacks) < 0) {
duke@435	76	if (TraceHPI) tty->print_cr("HPI DLL_Initialize failed");
duke@435	77	return;
duke@435	78	}
duke@435	79	if (TraceHPI) tty->print_cr("HPI loaded successfully");
duke@435	80	}