1 /* GLIB - Library of useful routines for C programming
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * gthread.c: solaris thread system implementation
5 * Copyright 1998 Sebastian Wilhelmi; University of Karlsruhe
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the
19 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 * Boston, MA 02111-1307, USA.
24 * Modified by the GLib Team and others 1997-2000. See the AUTHORS
25 * file for a list of people on the GLib Team. See the ChangeLog
26 * files for a list of changes. These files are distributed with
27 * GLib at ftp://ftp.gtk.org/pub/gtk/.
42 #define solaris_print_error( name, num ) \
43 g_error( "file %s: line %d (%s): error %s during %s", \
44 __FILE__, __LINE__, G_GNUC_PRETTY_FUNCTION, \
45 g_strerror((num)), #name )
47 #define solaris_check_for_error( what ) G_STMT_START{ \
49 if( error ) { solaris_print_error( what, error ); } \
52 gulong g_thread_min_stack_size = 0;
54 #define G_MUTEX_SIZE (sizeof (mutex_t))
56 #define PRIORITY_LOW_VALUE 0
57 #define PRIORITY_URGENT_VALUE 127
59 #ifdef _SC_THREAD_STACK_MIN
60 #define HAVE_G_THREAD_IMPL_INIT
64 g_thread_min_stack_size = MAX (sysconf (_SC_THREAD_STACK_MIN), 0);
66 #endif /* _SC_THREAD_STACK_MIN */
69 g_mutex_new_solaris_impl (void)
71 GMutex *result = (GMutex *) g_new (mutex_t, 1);
72 solaris_check_for_error (mutex_init ((mutex_t *) result, USYNC_THREAD, 0));
77 g_mutex_free_solaris_impl (GMutex * mutex)
79 solaris_check_for_error (mutex_destroy ((mutex_t *) mutex));
83 /* NOTE: the functions g_mutex_lock and g_mutex_unlock may not use
84 functions from gmem.c and gmessages.c; */
86 /* mutex_lock, mutex_unlock can be taken directly, as
87 signature and semantic are right, but without error check then!!!!,
88 we might want to change this therefore. */
91 g_mutex_trylock_solaris_impl (GMutex * mutex)
94 result = mutex_trylock ((mutex_t *) mutex);
97 solaris_check_for_error (result);
102 g_cond_new_solaris_impl ()
104 GCond *result = (GCond *) g_new (cond_t, 1);
105 solaris_check_for_error (cond_init ((cond_t *) result, USYNC_THREAD, 0));
109 /* cond_signal, cond_broadcast and cond_wait
110 can be taken directly, as signature and semantic are right, but
111 without error check then!!!!, we might want to change this
114 #define G_NSEC_PER_SEC 1000000000
117 g_cond_timed_wait_solaris_impl (GCond * cond,
118 GMutex * entered_mutex,
122 timestruc_t end_time;
125 g_return_val_if_fail (cond != NULL, FALSE);
126 g_return_val_if_fail (entered_mutex != NULL, FALSE);
130 g_cond_wait (cond, entered_mutex);
134 end_time.tv_sec = abs_time->tv_sec;
135 end_time.tv_nsec = abs_time->tv_usec * (G_NSEC_PER_SEC / G_USEC_PER_SEC);
136 g_assert (end_time.tv_nsec < G_NSEC_PER_SEC);
137 result = cond_timedwait ((cond_t *) cond, (mutex_t *) entered_mutex,
139 timed_out = (result == ETIME);
141 solaris_check_for_error (result);
146 g_cond_free_solaris_impl (GCond * cond)
148 solaris_check_for_error (cond_destroy ((cond_t *) cond));
153 g_private_new_solaris_impl (GDestroyNotify destructor)
155 GPrivate *result = (GPrivate *) g_new (thread_key_t,1);
156 solaris_check_for_error (thr_keycreate ((thread_key_t *) result,
161 /* NOTE: the functions g_private_get and g_private_set may not use
162 functions from gmem.c and gmessages.c */
165 g_private_set_solaris_impl (GPrivate * private_key, gpointer value)
170 thr_setspecific (*(thread_key_t *) private_key, value);
174 g_private_get_solaris_impl (GPrivate * private_key)
181 thr_getspecific (*(thread_key_t *) private_key, &result);
187 g_thread_set_priority_solaris_impl (gpointer thread, GThreadPriority priority)
189 solaris_check_for_error (thr_setprio (*(thread_t*)thread,
190 g_thread_priority_map [priority]));
194 g_thread_create_solaris_impl (GThreadFunc thread_func,
199 GThreadPriority priority,
203 long flags = (bound ? THR_BOUND : 0) | (joinable ? 0: THR_DETACHED);
206 g_return_if_fail (thread_func);
207 g_return_if_fail (priority >= G_THREAD_PRIORITY_LOW);
208 g_return_if_fail (priority <= G_THREAD_PRIORITY_URGENT);
210 stack_size = MAX (g_thread_min_stack_size, stack_size);
212 ret = thr_create (NULL, stack_size, (void* (*)(void*))thread_func,
217 g_set_error (error, G_THREAD_ERROR, G_THREAD_ERROR_AGAIN,
218 "Error creating thread: %s", g_strerror (ret));
222 solaris_check_for_error (ret);
224 g_thread_set_priority_solaris_impl (thread, priority);
228 g_thread_yield_solaris_impl (void)
234 g_thread_join_solaris_impl (gpointer thread)
237 solaris_check_for_error (thr_join (*(thread_t*)thread, NULL, &ignore));
241 g_thread_exit_solaris_impl (void)
247 g_thread_self_solaris_impl (gpointer thread)
249 *(thread_t*)thread = thr_self();
252 static GThreadFunctions g_thread_functions_for_glib_use_default =
254 g_mutex_new_solaris_impl,
255 (void (*)(GMutex *)) mutex_lock,
256 g_mutex_trylock_solaris_impl,
257 (void (*)(GMutex *)) mutex_unlock,
258 g_mutex_free_solaris_impl,
259 g_cond_new_solaris_impl,
260 (void (*)(GCond *)) cond_signal,
261 (void (*)(GCond *)) cond_broadcast,
262 (void (*)(GCond *, GMutex *)) cond_wait,
263 g_cond_timed_wait_solaris_impl,
264 g_cond_free_solaris_impl,
265 g_private_new_solaris_impl,
266 g_private_get_solaris_impl,
267 g_private_set_solaris_impl,
268 g_thread_create_solaris_impl,
269 g_thread_yield_solaris_impl,
270 g_thread_join_solaris_impl,
271 g_thread_exit_solaris_impl,
272 g_thread_set_priority_solaris_impl,
273 g_thread_self_solaris_impl