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GTask: new GAsyncResult implementation / threaded task manager

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GTask is a replacement for GSimpleAsyncResult and GIOScheduler, that
also allows for making cancellable wrappers around non-cancellable
functions (as in GThreadedResolver).

https://bugzilla.gnome.org/show_bug.cgi?id=661767
This commit is contained in:
Dan Winship 2011-10-05 10:05:50 -04:00
parent 132c4cee4f
commit 4aeefa70a1
12 changed files with 3728 additions and 0 deletions
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1
docs/reference/gio/gio-docs.xml
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@ -42,6 +42,7 @@
<xi:include href="xml/gasyncresult.xml"/>
<xi:include href="xml/gioscheduler.xml"/>
<xi:include href="xml/gsimpleasyncresult.xml"/>
<xi:include href="xml/gtask.xml"/>
</chapter>
<chapter id="conversion">
<title>Data conversion</title>

53
docs/reference/gio/gio-sections.txt
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@ -3921,3 +3921,56 @@ g_test_dbus_unset
g_test_dbus_get_type
g_test_dbus_flags_get_type
</SECTION>
<SECTION>
<FILE>gtask</FILE>
<TITLE>GTask</TITLE>
GTask
g_task_new
g_task_set_task_data
g_task_set_priority
g_task_set_check_cancellable
g_task_set_return_on_cancel
g_task_set_source_tag
<SUBSECTION>
g_task_report_error
g_task_report_new_error
<SUBSECTION>
g_task_get_task_data
g_task_get_priority
g_task_get_cancellable
g_task_get_check_cancellable
g_task_get_return_on_cancel
g_task_get_context
g_task_get_source_object
g_task_get_source_tag
<SUBSECTION>
g_task_return_boolean
g_task_return_int
g_task_return_pointer
g_task_return_error
g_task_return_new_error
g_task_return_error_if_cancelled
<SUBSECTION>
g_task_propagate_boolean
g_task_propagate_int
g_task_propagate_pointer
g_task_had_error
<SUBSECTION>
g_task_run_in_thread
g_task_run_in_thread_sync
GTaskThreadFunc
g_task_attach_source
<SUBSECTION>
g_task_is_valid
<SUBSECTION Standard>
GTaskClass
GTaskPrivate
G_TYPE_TASK
G_TASK
G_IS_TASK
G_TASK_CLASS
G_IS_TASK_CLASS
G_TASK_GET_CLASS
g_task_get_type
</SECTION>

1
docs/reference/gio/gio.types
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@ -135,3 +135,4 @@ g_menu_get_type
g_menu_item_get_type
g_test_dbus_get_type
g_test_dbus_flags_get_type
g_task_get_type

2
gio/Makefile.am
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@ -430,6 +430,7 @@ libgio_2_0_la_SOURCES = \
gproxyaddressenumerator.c \
gsocketservice.c \
gsrvtarget.c \
gtask.c \
gtcpconnection.c \
gtcpwrapperconnection.c \
gthreadedsocketservice.c\
@ -599,6 +600,7 @@ gio_headers = \
gsocketlistener.h \
gsocketservice.h \
gsrvtarget.h \
gtask.h \
gtcpconnection.h \
gtcpwrapperconnection.h \
gthreadedsocketservice.h\

1
gio/gio.h
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@ -122,6 +122,7 @@
#include <gio/gsocketlistener.h>
#include <gio/gsocketservice.h>
#include <gio/gsrvtarget.h>
#include <gio/gtask.h>
#include <gio/gtcpconnection.h>
#include <gio/gtcpwrapperconnection.h>
#include <gio/gtestdbus.h>

31
gio/gio.symbols
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@ -1767,3 +1767,34 @@ g_test_dbus_down
g_test_dbus_stop
g_test_dbus_up
g_test_dbus_unset
g_task_attach_source
g_task_get_cancellable
g_task_get_check_cancellable
g_task_get_context
g_task_get_priority
g_task_get_return_on_cancel
g_task_get_source_object
g_task_get_source_tag
g_task_get_task_data
g_task_get_type
g_task_had_error
g_task_is_valid
g_task_new
g_task_propagate_boolean
g_task_propagate_int
g_task_propagate_pointer
g_task_run_in_thread
g_task_run_in_thread_sync
g_task_set_check_cancellable
g_task_set_priority
g_task_set_return_on_cancel
g_task_set_source_tag
g_task_set_task_data
g_task_report_error
g_task_report_new_error
g_task_return_boolean
g_task_return_error
g_task_return_error_if_cancelled
g_task_return_int
g_task_return_new_error
g_task_return_pointer

1
gio/giotypes.h
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@ -199,6 +199,7 @@ typedef struct _GSocketAddress GSocketAddress;
typedef struct _GSocketAddressEnumerator GSocketAddressEnumerator;
typedef struct _GSocketConnectable GSocketConnectable;
typedef struct _GSrvTarget GSrvTarget;
typedef struct _GTask GTask;
/**
* GTcpConnection:
*

1805
gio/gtask.c Normal file
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160
gio/gtask.h Normal file
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@ -0,0 +1,160 @@
/* GIO - GLib Input, Output and Streaming Library
*
* Copyright 2011 Red Hat, Inc.
*
* 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 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, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*/
#if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
#error "Only <gio/gio.h> can be included directly."
#endif
#ifndef __G_TASK_H__
#define __G_TASK_H__
#include <gio/giotypes.h>
G_BEGIN_DECLS
#define G_TYPE_TASK (g_task_get_type ())
#define G_TASK(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_TASK, GTask))
#define G_TASK_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_TASK, GTaskClass))
#define G_IS_TASK(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_TASK))
#define G_IS_TASK_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_TASK))
#define G_TASK_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_TASK, GTaskClass))
typedef struct _GTaskClass GTaskClass;
GLIB_AVAILABLE_IN_2_36
GType g_task_get_type (void) G_GNUC_CONST;
GLIB_AVAILABLE_IN_2_36
GTask *g_task_new (gpointer source_object,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer callback_data);
GLIB_AVAILABLE_IN_2_36
void g_task_report_error (gpointer source_object,
GAsyncReadyCallback callback,
gpointer callback_data,
gpointer source_tag,
GError *error);
GLIB_AVAILABLE_IN_2_36
void g_task_report_new_error (gpointer source_object,
GAsyncReadyCallback callback,
gpointer callback_data,
gpointer source_tag,
GQuark domain,
gint code,
const char *format,
...);
GLIB_AVAILABLE_IN_2_36
void g_task_set_task_data (GTask *task,
gpointer task_data,
GDestroyNotify task_data_destroy);
GLIB_AVAILABLE_IN_2_36
void g_task_set_priority (GTask *task,
gint priority);
GLIB_AVAILABLE_IN_2_36
void g_task_set_check_cancellable (GTask *task,
gboolean check_cancellable);
GLIB_AVAILABLE_IN_2_36
void g_task_set_source_tag (GTask *task,
gpointer source_tag);
GLIB_AVAILABLE_IN_2_36
gpointer g_task_get_source_object (GTask *task);
GLIB_AVAILABLE_IN_2_36
gpointer g_task_get_task_data (GTask *task);
GLIB_AVAILABLE_IN_2_36
gint g_task_get_priority (GTask *task);
GLIB_AVAILABLE_IN_2_36
GMainContext *g_task_get_context (GTask *task);
GLIB_AVAILABLE_IN_2_36
GCancellable *g_task_get_cancellable (GTask *task);
GLIB_AVAILABLE_IN_2_36
gboolean g_task_get_check_cancellable (GTask *task);
GLIB_AVAILABLE_IN_2_36
gpointer g_task_get_source_tag (GTask *task);
GLIB_AVAILABLE_IN_2_36
gboolean g_task_is_valid (gpointer result,
gpointer source_object);
typedef void (*GTaskThreadFunc) (GTask *task,
gpointer source_object,
gpointer task_data,
GCancellable *cancellable);
GLIB_AVAILABLE_IN_2_36
void g_task_run_in_thread (GTask *task,
GTaskThreadFunc task_func);
GLIB_AVAILABLE_IN_2_36
void g_task_run_in_thread_sync (GTask *task,
GTaskThreadFunc task_func);
GLIB_AVAILABLE_IN_2_36
gboolean g_task_set_return_on_cancel (GTask *task,
gboolean return_on_cancel);
GLIB_AVAILABLE_IN_2_36
gboolean g_task_get_return_on_cancel (GTask *task);
GLIB_AVAILABLE_IN_2_36
void g_task_attach_source (GTask *task,
GSource *source,
GSourceFunc callback);
GLIB_AVAILABLE_IN_2_36
void g_task_return_pointer (GTask *task,
gpointer result,
GDestroyNotify result_destroy);
GLIB_AVAILABLE_IN_2_36
void g_task_return_boolean (GTask *task,
gboolean result);
GLIB_AVAILABLE_IN_2_36
void g_task_return_int (GTask *task,
gssize result);
GLIB_AVAILABLE_IN_2_36
void g_task_return_error (GTask *task,
GError *error);
GLIB_AVAILABLE_IN_2_36
void g_task_return_new_error (GTask *task,
GQuark domain,
gint code,
const char *format,
...) G_GNUC_PRINTF (4, 5);
GLIB_AVAILABLE_IN_2_36
gboolean g_task_return_error_if_cancelled (GTask *task);
GLIB_AVAILABLE_IN_2_36
gpointer g_task_propagate_pointer (GTask *task,
GError **error);
GLIB_AVAILABLE_IN_2_36
gboolean g_task_propagate_boolean (GTask *task,
GError **error);
GLIB_AVAILABLE_IN_2_36
gssize g_task_propagate_int (GTask *task,
GError **error);
GLIB_AVAILABLE_IN_2_36
gboolean g_task_had_error (GTask *task);
G_END_DECLS
#endif /* __G_TASK_H__ */

1
gio/tests/.gitignore vendored
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@ -96,6 +96,7 @@ socket
socket-client
socket-server
srvtarget
task
test.mo
test.gresource
test_resources.c

4
gio/tests/Makefile.am
View File

@ -62,6 +62,7 @@ TEST_PROGS += \
proxy-test \
inet-address \
permission \
task \
$(NULL)
if HAVE_DBUS_DAEMON
@ -469,6 +470,9 @@ inet_address_LDADD = $(progs_ldadd)
permission_SOURCES = permission.c
permission_LDADD = $(progs_ldadd)
task_SOURCES = task.c
task_LDADD = $(progs_ldadd)
schema_tests = \
schema-tests/array-default-not-in-choices.gschema.xml \
schema-tests/bad-choice.gschema.xml \

1668
gio/tests/task.c Normal file
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