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123 lines
4.4 KiB
C
123 lines
4.4 KiB
C
/* glib-unix.h - Unix specific integration
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* Copyright (C) 2011 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __G_UNIX_H__
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#define __G_UNIX_H__
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/* We need to include the UNIX headers needed to use the APIs below,
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* but we also take this opportunity to include a wide selection of
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* other UNIX headers. If one of the headers below is broken on some
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* system, work around it here (or better, fix the system or tell
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* people to use a better one).
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*/
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#include <unistd.h>
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#include <errno.h>
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#include <sys/wait.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <glib.h>
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#ifndef G_OS_UNIX
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#error "This header may only be used on UNIX"
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#endif
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G_BEGIN_DECLS
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/**
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* G_UNIX_ERROR:
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*
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* Error domain for API in the g_unix_ namespace. Note that there is no
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* exported enumeration mapping %errno. Instead, all functions ensure that
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* %errno is relevant. The code for all #G_UNIX_ERROR is always 0, and the
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* error message is always generated via g_strerror().
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*
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* It is expected that most code will not look at %errno from these APIs.
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* Important cases where one would want to differentiate between errors are
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* already covered by existing cross-platform GLib API, such as e.g. #GFile
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* wrapping `ENOENT`. However, it is provided for completeness, at least.
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*/
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#define G_UNIX_ERROR (g_unix_error_quark())
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GLIB_AVAILABLE_IN_2_30
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GQuark g_unix_error_quark (void);
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GLIB_AVAILABLE_IN_2_30
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gboolean g_unix_open_pipe (gint *fds,
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gint flags,
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GError **error);
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GLIB_AVAILABLE_IN_2_30
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gboolean g_unix_set_fd_nonblocking (gint fd,
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gboolean nonblock,
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GError **error);
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GLIB_AVAILABLE_IN_2_30
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GSource *g_unix_signal_source_new (gint signum);
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GLIB_AVAILABLE_IN_2_30
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guint g_unix_signal_add_full (gint priority,
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gint signum,
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GSourceFunc handler,
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gpointer user_data,
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GDestroyNotify notify);
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GLIB_AVAILABLE_IN_2_30
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guint g_unix_signal_add (gint signum,
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GSourceFunc handler,
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gpointer user_data);
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/**
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* GUnixFDSourceFunc:
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* @fd: the fd that triggered the event
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* @condition: the IO conditions reported on @fd
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* @user_data: user data passed to g_unix_fd_add()
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*
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* The type of functions to be called when a UNIX fd watch source
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* triggers.
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*
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* Returns: %FALSE if the source should be removed
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**/
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typedef gboolean (*GUnixFDSourceFunc) (gint fd,
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GIOCondition condition,
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gpointer user_data);
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GLIB_AVAILABLE_IN_2_36
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GSource *g_unix_fd_source_new (gint fd,
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GIOCondition condition);
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GLIB_AVAILABLE_IN_2_36
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guint g_unix_fd_add_full (gint priority,
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gint fd,
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GIOCondition condition,
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GUnixFDSourceFunc function,
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gpointer user_data,
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GDestroyNotify notify);
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GLIB_AVAILABLE_IN_2_36
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guint g_unix_fd_add (gint fd,
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GIOCondition condition,
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GUnixFDSourceFunc function,
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gpointer user_data);
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GLIB_AVAILABLE_IN_2_64
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struct passwd *g_unix_get_passwd_entry (const gchar *user_name,
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GError **error);
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G_END_DECLS
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#endif /* __G_UNIX_H__ */
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