glib/gthreadprivate.h

   1 /* GLIB - Library of useful routines for C programming
   2  *
   3  * gthreadprivate.h - GLib internal thread system related declarations.
   4  *
   5  *  Copyright (C) 2003 Sebastian Wilhelmi
   6  *
   7  * The Gnome Library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public License as
   9  * published by the Free Software Foundation; either version 2 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * The Gnome 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.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with the Gnome Library; see the file COPYING.LIB.  If not,
  19  * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  20  *   Boston, MA 02111-1307, USA.
  21  */
  22
  23 #ifndef __G_THREADPRIVATE_H__
  24 #define __G_THREADPRIVATE_H__
  25
  26 #include "deprecated/gthread.h"
  27 #include "garray.h"
  28 #include "gslist.h"
  29
  30 G_BEGIN_DECLS
  31
  32 /* System thread identifier comparison and assignment */
  33 #if GLIB_SIZEOF_SYSTEM_THREAD == SIZEOF_VOID_P
  34 # define g_system_thread_assign(dest, src)                              \
  35    ((dest).dummy_pointer = (src).dummy_pointer)
  36 #else /* GLIB_SIZEOF_SYSTEM_THREAD != SIZEOF_VOID_P */
  37 # define g_system_thread_assign(dest, src)                              \
  38    (memcpy (&(dest), &(src), GLIB_SIZEOF_SYSTEM_THREAD))
  39 #endif /* GLIB_SIZEOF_SYSTEM_THREAD == SIZEOF_VOID_P */
  40
  41 typedef struct _GRealThread GRealThread;
  42 typedef void (*GThreadSetup) (GRealThread *thread);
  43
  44 G_GNUC_INTERNAL void     g_system_thread_self  (gpointer thread);
  45 G_GNUC_INTERNAL void     g_system_thread_join  (gpointer thread);
  46 G_GNUC_INTERNAL void     g_system_thread_create (GThreadFunc       func,
  47                                                  gpointer          data,
  48                                                  gulong            stack_size,
  49                                                  gboolean          joinable,
  50                                                  gpointer          thread,
  51                                                  GError          **error);
  52 G_GNUC_INTERNAL gboolean g_system_thread_equal (gpointer thread1,
  53                                                 gpointer thread2);
  54
  55 G_GNUC_INTERNAL void     g_system_thread_exit  (void);
  56 G_GNUC_INTERNAL void     g_system_thread_set_name (const gchar *name);
  57
  58 G_GNUC_INTERNAL GThread *g_thread_new_internal (const gchar   *name,
  59                                                 GThreadFunc    func,
  60                                                 gpointer       data,
  61                                                 gboolean       joinable,
  62                                                 gsize          stack_size,
  63                                                 GThreadSetup   setup_func,
  64                                                 GError       **error);
  65
  66 struct  _GRealThread
  67 {
  68   GThread thread;
  69   GRealThread *next;
  70   const gchar *name;
  71   GThreadSetup setup_func;
  72   gpointer retval;
  73   GSystemThread system_thread;
  74 };
  75
  76 G_GNUC_INTERNAL extern GSystemThread zero_thread;
  77 G_GNUC_INTERNAL extern GMutex g_once_mutex;
  78
  79 /* initializers that may also use g_private_new() */
  80 G_GNUC_INTERNAL void _g_messages_thread_init_nomessage      (void);
  81
  82 #ifdef G_OS_WIN32
  83 G_GNUC_INTERNAL void g_thread_DllMain (void);
  84 #endif
  85
  86 G_END_DECLS
  87
  88 #endif /* __G_THREADPRIVATE_H__ */