/* GLIB - Library of useful routines for C programming
 *
 * gthreadprivate.h - GLib internal thread system related declarations.
 *
 *  Copyright (C) 2003 Sebastian Wilhelmi
 *
 * SPDX-License-Identifier: LGPL-2.1-or-later
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, see <http://www.gnu.org/licenses/>.
 */

#ifndef __G_THREADPRIVATE_H__
#define __G_THREADPRIVATE_H__

#include "config.h"

#include "deprecated/gthread.h"

typedef struct _GRealThread GRealThread;
struct  _GRealThread
{
  GThread thread;

  gint ref_count;
  gboolean ours;
  gchar *name;
  gpointer retval;
};

/* system thread implementation (gthread-posix.c, gthread-win32.c) */

/* Platform-specific scheduler settings for a thread */
typedef struct
{
#if defined(HAVE_SYS_SCHED_GETATTR)
  /* This is for modern Linux */
  struct sched_attr *attr;
#elif defined(G_OS_WIN32)
  gint thread_prio;
#else
  /* TODO: Add support for macOS and the BSDs */
  void *dummy;
#endif
} GThreadSchedulerSettings;

void            g_system_thread_wait            (GRealThread  *thread);

GRealThread *g_system_thread_new (GThreadFunc proxy,
                                  gulong stack_size,
                                  const GThreadSchedulerSettings *scheduler_settings,
                                  const char *name,
                                  GThreadFunc func,
                                  gpointer data,
                                  GError **error);
void            g_system_thread_free            (GRealThread  *thread);

void            g_system_thread_exit            (void);
void            g_system_thread_set_name        (const gchar  *name);

gboolean        g_system_thread_get_scheduler_settings (GThreadSchedulerSettings *scheduler_settings);

/* gthread.c */
GThread *g_thread_new_internal (const gchar *name,
                                GThreadFunc proxy,
                                GThreadFunc func,
                                gpointer data,
                                gsize stack_size,
                                const GThreadSchedulerSettings *scheduler_settings,
                                GError **error);

gboolean g_thread_get_scheduler_settings (GThreadSchedulerSettings *scheduler_settings);

gpointer        g_thread_proxy                  (gpointer      thread);

guint           g_thread_n_created              (void);

gpointer        g_private_set_alloc0            (GPrivate       *key,
                                                 gsize           size);

#endif /* __G_THREADPRIVATE_H__ */
