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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* mmcli -- Control modem status & access information from the command line
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright (C) 2011 Aleksander Morgado <aleksander@gnu.org>
* Copyright (C) 2011 Google, Inc.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <locale.h>
#include <string.h>
#include <glib.h>
#include <gio/gio.h>
#include <libmm-glib.h>
#include "mmcli.h"
#define PROGRAM_NAME "mmcli"
#define PROGRAM_VERSION PACKAGE_VERSION
/* Globals */
static GMainLoop *loop;
static GCancellable *cancellable;
/* Context */
static gboolean version_flag;
static gboolean async_flag;
static GOptionEntry main_entries[] = {
{ "version", 'V', 0, G_OPTION_ARG_NONE, &version_flag,
"Print version",
NULL
},
{ "async", 'a', 0, G_OPTION_ARG_NONE, &async_flag,
"Use asynchronous methods",
NULL
},
{ NULL }
};
static void
signals_handler (int signum)
{
if (cancellable) {
/* Ignore consecutive requests of cancellation */
if (!g_cancellable_is_cancelled (cancellable)) {
g_printerr ("%s\n",
"cancelling the operation...");
g_cancellable_cancel (cancellable);
}
return;
}
if (loop &&
g_main_loop_is_running (loop)) {
g_printerr ("%s\n",
"cancelling the main loop...");
g_main_loop_quit (loop);
}
}
static void
print_version_and_exit (void)
{
g_print ("\n"
PROGRAM_NAME " " PROGRAM_VERSION "\n"
"Copyright (2011) Aleksander Morgado\n"
"License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl-2.0.html>\n"
"This is free software: you are free to change and redistribute it.\n"
"There is NO WARRANTY, to the extent permitted by law.\n"
"\n");
exit (EXIT_SUCCESS);
}
void
mmcli_async_operation_done (void)
{
if (cancellable) {
g_object_unref (cancellable);
cancellable = NULL;
}
g_main_loop_quit (loop);
}
gint
main (gint argc, gchar **argv)
{
GDBusConnection *connection;
GOptionContext *context;
GError *error = NULL;
setlocale (LC_ALL, "");
g_type_init ();
/* Setup option context, process it and destroy it */
context = g_option_context_new ("- Control and monitor the ModemManager");
g_option_context_add_group (context,
mmcli_manager_get_option_group ());
g_option_context_add_group (context,
mmcli_modem_get_option_group ());
g_option_context_add_main_entries (context, main_entries, NULL);
g_option_context_parse (context, &argc, &argv, NULL);
g_option_context_free (context);
if (version_flag)
print_version_and_exit ();
/* Setup signals */
signal (SIGINT, signals_handler);
signal (SIGHUP, signals_handler);
signal (SIGTERM, signals_handler);
/* Setup dbus connection to use */
connection = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, &error);
if (!connection) {
g_printerr ("error: couldn't get bus: %s\n",
error ? error->message : "unknown error");
exit (EXIT_FAILURE);
}
/* Setup context for asynchronous operations */
if (async_flag) {
g_debug ("Running asynchronous operations...");
loop = g_main_loop_new (NULL, FALSE);
cancellable = g_cancellable_new ();
}
/* Manager options? */
if (mmcli_manager_options_enabled ()) {
/* Ensure options from different groups are not enabled */
if (mmcli_modem_options_enabled ()) {
g_printerr ("error: cannot use manager and modem options "
"at the same time\n");
exit (EXIT_FAILURE);
}
if (async_flag)
mmcli_manager_run_asynchronous (connection, cancellable);
else
mmcli_manager_run_synchronous (connection);
} else {
g_printerr ("error: no actions specified\n");
exit (EXIT_FAILURE);
}
/* Modem options? */
else if (mmcli_modem_options_enabled ()) {
if (async_flag)
keep_loop = mmcli_modem_run_asynchronous (connection, cancellable);
else
mmcli_modem_run_synchronous (connection);
}
/* No options? */
else {
g_printerr ("error: no actions specified\n");
exit (EXIT_FAILURE);
}
/* Run loop only in async operations */
if (async_flag) {
g_main_loop_run (loop);
if (cancellable)
g_object_unref (cancellable);
g_main_loop_unref (loop);
}
if (mmcli_manager_options_enabled ()) {
mmcli_manager_shutdown ();
} else if (mmcli_modem_options_enabled ()) {
mmcli_modem_shutdown ();
}
g_object_unref (connection);
return EXIT_SUCCESS;
}
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