Mercurial > octave
view libgui/src/thread-manager.cc @ 21203:710e700cdd7f
maint: Clean up naming and indentation of #ifdef blocks in libgui
Rename guard #ifdef names to use octave_ namespace prefix and file name.
Indent #ifdef blocks.
* Backend.cc, Backend.h, BaseControl.cc, BaseControl.h, ButtonControl.cc,
ButtonControl.h, Canvas.cc, Canvas.h, CheckBoxControl.cc, CheckBoxControl.h,
Container.cc, Container.h, ContextMenu.cc, ContextMenu.h, EditControl.cc,
EditControl.h, Figure.cc, Figure.h, FigureWindow.cc, FigureWindow.h,
GLCanvas.cc, GLCanvas.h, GenericEventNotify.h, KeyMap.cc, KeyMap.h,
ListBoxControl.cc, ListBoxControl.h, Logger.cc, Logger.h, Menu.cc, Menu.h,
MenuContainer.h, MouseModeActionGroup.cc, MouseModeActionGroup.h, Object.cc,
Object.h, ObjectFactory.cc, ObjectFactory.h, ObjectProxy.cc, ObjectProxy.h,
Panel.cc, Panel.h, PopupMenuControl.cc, PopupMenuControl.h,
PushButtonControl.cc, PushButtonControl.h, PushTool.cc, PushTool.h,
QtHandlesUtils.cc, QtHandlesUtils.h, RadioButtonControl.cc,
RadioButtonControl.h, SliderControl.cc, SliderControl.h, TextControl.cc,
TextControl.h, TextEdit.cc, TextEdit.h, ToggleButtonControl.cc,
ToggleButtonControl.h, ToggleTool.cc, ToggleTool.h, ToolBar.cc, ToolBar.h,
ToolBarButton.cc, ToolBarButton.h, __init_qt__.cc, __init_qt__.h,
annotation-dialog.cc, annotation-dialog.h, gl-select.cc, gl-select.h,
color-picker.cc, color-picker.h, dialog.cc, documentation-dock-widget.cc,
documentation-dock-widget.h, files-dock-widget.cc, files-dock-widget.h,
find-files-dialog.cc, find-files-dialog.h, find-files-model.cc,
find-files-model.h, history-dock-widget.cc, history-dock-widget.h,
file-editor-interface.h, file-editor-tab.cc, file-editor-tab.h, file-editor.cc,
file-editor.h, find-dialog.cc, find-dialog.h, octave-qscintilla.cc,
octave-txt-lexer.cc, main-window.cc, octave-cmd.cc, octave-dock-widget.cc,
octave-gui.cc, octave-interpreter.cc, octave-interpreter.h, octave-qt-link.cc,
octave-qt-link.h, parser.cc, webinfo.cc, resource-manager.cc,
resource-manager.h, settings-dialog.cc, settings-dialog.h, shortcut-manager.cc,
shortcut-manager.h, terminal-dock-widget.cc, terminal-dock-widget.h,
thread-manager.cc, welcome-wizard.cc, welcome-wizard.h, workspace-model.cc,
workspace-view.cc:
Clean up naming and indentation of #ifdef blocks in libgui.
author | Rik <rik@octave.org> |
---|---|
date | Sat, 06 Feb 2016 07:32:37 -0800 |
parents | 4197fc428c7d |
children | 40de9f8f23a6 |
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/* Copyright (C) 2013-2015 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave 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 General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H # include <config.h> #endif #if defined (__WIN32__) && ! defined (__CYGWIN__) # include <windows.h> #else # include <pthread.h> #endif #include <sys/types.h> #include <signal.h> #include "sighandlers.h" #include "thread-manager.h" #if defined (__WIN32__) && ! defined (__CYGWIN__) class windows_thread_manager : public octave_base_thread_manager { public: windows_thread_manager (void) : octave_base_thread_manager () { } void register_current_thread (void) { } void interrupt (void) { GenerateConsoleCtrlEvent (CTRL_C_EVENT, 0); } }; #else class pthread_thread_manager : public octave_base_thread_manager { public: pthread_thread_manager (void) : octave_base_thread_manager (), my_thread (), initialized (false) { } void register_current_thread (void) { my_thread = pthread_self (); initialized = true; } void interrupt (void) { if (initialized) pthread_kill (my_thread, SIGINT); } private: pthread_t my_thread; bool initialized; }; #endif octave_thread_manager::octave_thread_manager (void) : rep (octave_thread_manager::create_rep ()) { } // The following is a workaround for an apparent bug in GCC 4.1.2 and // possibly earlier versions. See Octave bug report #30685 for details. #if defined (__GNUC__) # if ! (__GNUC__ > 4 \ || (__GNUC__ == 4 && (__GNUC_MINOR__ > 1 \ || (__GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL__ > 2)))) # undef GNULIB_NAMESPACE # define GNULIB_NAMESPACE # warning "disabling GNULIB_NAMESPACE for signal functions -- consider upgrading to a current version of GCC" # endif #endif static void block_or_unblock_signal (int how, int sig) { #if ! defined (__WIN32__) || defined (__CYGWIN__) // Blocking/unblocking signals at thread level is only supported // on platform with fully compliant POSIX threads. This is not // supported on Win32. Moreover, we have to make sure that SIGINT // handler is not installed before calling AllocConsole: installing // a SIGINT handler internally calls SetConsoleCtrlHandler, which // must be called after AllocConsole to be effective. sigset_t signal_mask; GNULIB_NAMESPACE::sigemptyset (&signal_mask); GNULIB_NAMESPACE::sigaddset (&signal_mask, sig); pthread_sigmask (how, &signal_mask, 0); #endif } void octave_thread_manager::block_interrupt_signal (void) { block_or_unblock_signal (SIG_BLOCK, SIGINT); } void octave_thread_manager::unblock_interrupt_signal (void) { block_or_unblock_signal (SIG_UNBLOCK, SIGINT); } octave_base_thread_manager * octave_thread_manager::create_rep (void) { #if defined (__WIN32__) && ! defined (__CYGWIN__) return new windows_thread_manager (); #else return new pthread_thread_manager (); #endif }