1 /*
2 * Copyright (c) 1997, 2009, 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 // Solaris_OS defines the interface to Solaris operating systems
26
27 class Solaris {
28 friend class os;
29
30 private:
31
32 // Support for "new" libthread APIs for getting & setting thread context (2.8)
33 #define TRS_VALID 0
34 #define TRS_NONVOLATILE 1
35 #define TRS_LWPID 2
36 #define TRS_INVALID 3
37
38 // _T2_libthread is true if we believe we are running with the newer
39 // SunSoft lib/lwp/libthread: default Solaris 9, available Solaris 8
40 // which is a lightweight libthread that also supports all T1
41 static bool _T2_libthread;
42 // These refer to new libthread interface functions
43 // They get intialized if we dynamically detect new libthread
44 static int_fnP_thread_t_iP_uP_stack_tP_gregset_t _thr_getstate;
377 void unpark () ;
378 } ;
379
380 class PlatformParker : public CHeapObj {
381 protected:
382 mutex_t _mutex [1] ;
383 cond_t _cond [1] ;
384
385 public: // TODO-FIXME: make dtor private
386 ~PlatformParker() { guarantee (0, "invariant") ; }
387
388 public:
389 PlatformParker() {
390 int status;
391 status = os::Solaris::cond_init(_cond);
392 assert_status(status == 0, status, "cond_init");
393 status = os::Solaris::mutex_init(_mutex);
394 assert_status(status == 0, status, "mutex_init");
395 }
396 } ;
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1 /*
2 * Copyright (c) 1997, 2010, 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 #ifndef OS_SOLARIS_VM_OS_SOLARIS_HPP
26 #define OS_SOLARIS_VM_OS_SOLARIS_HPP
27
28 // Solaris_OS defines the interface to Solaris operating systems
29
30 class Solaris {
31 friend class os;
32
33 private:
34
35 // Support for "new" libthread APIs for getting & setting thread context (2.8)
36 #define TRS_VALID 0
37 #define TRS_NONVOLATILE 1
38 #define TRS_LWPID 2
39 #define TRS_INVALID 3
40
41 // _T2_libthread is true if we believe we are running with the newer
42 // SunSoft lib/lwp/libthread: default Solaris 9, available Solaris 8
43 // which is a lightweight libthread that also supports all T1
44 static bool _T2_libthread;
45 // These refer to new libthread interface functions
46 // They get intialized if we dynamically detect new libthread
47 static int_fnP_thread_t_iP_uP_stack_tP_gregset_t _thr_getstate;
380 void unpark () ;
381 } ;
382
383 class PlatformParker : public CHeapObj {
384 protected:
385 mutex_t _mutex [1] ;
386 cond_t _cond [1] ;
387
388 public: // TODO-FIXME: make dtor private
389 ~PlatformParker() { guarantee (0, "invariant") ; }
390
391 public:
392 PlatformParker() {
393 int status;
394 status = os::Solaris::cond_init(_cond);
395 assert_status(status == 0, status, "cond_init");
396 status = os::Solaris::mutex_init(_mutex);
397 assert_status(status == 0, status, "mutex_init");
398 }
399 } ;
400
401 #endif // OS_SOLARIS_VM_OS_SOLARIS_HPP
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