1 /* src/threads/threads-common.h - machine independent thread functions
3 Copyright (C) 2007 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 $Id: threads-common.h 7831 2007-04-26 12:48:16Z twisti $
30 #ifndef _THREADS_COMMON_H
31 #define _THREADS_COMMON_H
36 #include "vm/global.h"
38 #include "native/jni.h"
40 #if defined(ENABLE_THREADS)
41 # include "threads/native/threads.h"
43 # include "threads/none/threads.h"
46 #include "vmcore/utf8.h"
49 /* only define the following stuff with thread enabled ************************/
51 #if defined(ENABLE_THREADS)
53 /* typedefs *******************************************************************/
55 typedef union threads_table_entry_t threads_table_entry_t;
56 typedef struct threads_table_t threads_table_t;
59 /* thread states **************************************************************/
61 #define THREAD_STATE_NEW 0
62 #define THREAD_STATE_RUNNABLE 1
63 #define THREAD_STATE_BLOCKED 2
64 #define THREAD_STATE_WAITING 3
65 #define THREAD_STATE_TIMED_WAITING 4
66 #define THREAD_STATE_TERMINATED 5
69 /* thread priorities **********************************************************/
71 #define MIN_PRIORITY 1
72 #define NORM_PRIORITY 5
73 #define MAX_PRIORITY 10
76 /* threads_table_entry_t *******************************************************
78 An entry in the global threads table.
80 *******************************************************************************/
82 union threads_table_entry_t {
83 threadobject *thread; /* an existing thread */
84 ptrint nextfree; /* next free index */
88 /* threads_table_t *************************************************************
90 Struct for the global threads table.
92 *******************************************************************************/
94 struct threads_table_t {
95 threads_table_entry_t *table; /* the table, threads[0] is the head */
96 /* of the free list. Real entries */
97 /* start at threads[1]. */
98 s4 size; /* current size of the table */
102 /* function prototypes ********************************************************/
104 void threads_preinit(void);
106 s4 threads_table_add(threadobject *thread);
107 void threads_table_remove(threadobject *thread);
109 threadobject *threads_create_thread(void);
110 bool threads_thread_start_internal(utf *name, functionptr f);
111 void threads_thread_start(java_lang_Thread *object);
113 ptrint threads_get_current_tid(void);
114 utf *threads_thread_get_state(threadobject *thread);
115 bool threads_thread_is_alive(threadobject *thread);
117 void threads_dump(void);
118 void threads_thread_print_stacktrace(threadobject *thread);
119 void threads_print_stacktrace(void);
122 /* implementation specific functions */
124 void threads_impl_preinit(void);
126 void threads_init_threadobject(threadobject *thread);
127 void threads_impl_thread_start(threadobject *thread, functionptr f);
129 #endif /* ENABLE_THREADS */
131 #endif /* _THREADS_COMMON_H */
135 * These are local overrides for various environment variables in Emacs.
136 * Please do not remove this and leave it at the end of the file, where
137 * Emacs will automagically detect them.
138 * ---------------------------------------------------------------------
141 * indent-tabs-mode: t
145 * vim:noexpandtab:sw=4:ts=4: