/* glib-unix.h - Unix specific integration * Copyright (C) 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 2.1 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 . */ #ifndef __G_UNIX_H__ #define __G_UNIX_H__ /* We need to include the UNIX headers needed to use the APIs below, * but we also take this opportunity to include a wide selection of * other UNIX headers. If one of the headers below is broken on some * system, work around it here (or better, fix the system or tell * people to use a better one). */ #include #include #include #include #include #include #ifndef G_OS_UNIX #error "This header may only be used on UNIX" #endif G_BEGIN_DECLS /** * G_UNIX_ERROR: * * Error domain for API in the g_unix_ namespace. Note that there is no * exported enumeration mapping %errno. Instead, all functions ensure that * %errno is relevant. The code for all #G_UNIX_ERROR is always 0, and the * error message is always generated via g_strerror(). * * It is expected that most code will not look at %errno from these APIs. * Important cases where one would want to differentiate between errors are * already covered by existing cross-platform GLib API, such as e.g. #GFile * wrapping `ENOENT`. However, it is provided for completeness, at least. */ #define G_UNIX_ERROR (g_unix_error_quark()) GLIB_AVAILABLE_IN_2_30 GQuark g_unix_error_quark (void); GLIB_AVAILABLE_IN_2_30 gboolean g_unix_open_pipe (gint *fds, gint flags, GError **error); GLIB_AVAILABLE_IN_2_30 gboolean g_unix_set_fd_nonblocking (gint fd, gboolean nonblock, GError **error); GLIB_AVAILABLE_IN_2_30 GSource *g_unix_signal_source_new (gint signum); GLIB_AVAILABLE_IN_2_30 guint g_unix_signal_add_full (gint priority, gint signum, GSourceFunc handler, gpointer user_data, GDestroyNotify notify); GLIB_AVAILABLE_IN_2_30 guint g_unix_signal_add (gint signum, GSourceFunc handler, gpointer user_data); /** * GUnixFDSourceFunc: * @fd: the fd that triggered the event * @condition: the IO conditions reported on @fd * @user_data: user data passed to g_unix_fd_add() * * The type of functions to be called when a UNIX fd watch source * triggers. * * Returns: %FALSE if the source should be removed **/ typedef gboolean (*GUnixFDSourceFunc) (gint fd, GIOCondition condition, gpointer user_data); GLIB_AVAILABLE_IN_2_36 GSource *g_unix_fd_source_new (gint fd, GIOCondition condition); GLIB_AVAILABLE_IN_2_36 guint g_unix_fd_add_full (gint priority, gint fd, GIOCondition condition, GUnixFDSourceFunc function, gpointer user_data, GDestroyNotify notify); GLIB_AVAILABLE_IN_2_36 guint g_unix_fd_add (gint fd, GIOCondition condition, GUnixFDSourceFunc function, gpointer user_data); G_END_DECLS #endif /* __G_UNIX_H__ */