diff options
Diffstat (limited to 'cpufreq/src/cpufreq-selector/main.c')
| -rw-r--r-- | cpufreq/src/cpufreq-selector/main.c | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/cpufreq/src/cpufreq-selector/main.c b/cpufreq/src/cpufreq-selector/main.c new file mode 100644 index 00000000..f0fbb7b1 --- /dev/null +++ b/cpufreq/src/cpufreq-selector/main.c @@ -0,0 +1,233 @@ +/* + * MATE CPUFreq Applet + * Copyright (C) 2004 Carlos Garcia Campos <[email protected]> + * + * This library 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 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 + * General Public License for more details. + * + * You should have received a copy of the GNU General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Authors : Carlos Garc�a Campos <[email protected]> + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <glib.h> +#include <glib-object.h> + +#ifdef HAVE_POLKIT +#include "cpufreq-selector-service.h" +#endif +#include "cpufreq-selector-factory.h" + + +static gint cpu = 0; +static gchar *governor = NULL; +static gulong frequency = 0; + +static const GOptionEntry options[] = { + { "cpu", 'c', 0, G_OPTION_ARG_INT, &cpu, "CPU Number", NULL }, + { "governor", 'g', 0, G_OPTION_ARG_STRING, &governor, "Governor", NULL }, + { "frequency", 'f', 0, G_OPTION_ARG_INT, &frequency, "Frequency in KHz", NULL }, + { NULL } +}; + +#ifdef HAVE_POLKIT +static void +do_exit (GMainLoop *loop, + GObject *object) +{ + if (g_main_loop_is_running (loop)) + g_main_loop_quit (loop); +} + +static void +cpufreq_selector_set_values_dbus (void) +{ + DBusGConnection *connection; + DBusGProxy *proxy; + gboolean res; + GError *error = NULL; + + connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error); + if (!connection) { + g_printerr ("Couldn't connect to system bus: %s\n", + error->message); + g_error_free (error); + + return; + } + + proxy = dbus_g_proxy_new_for_name (connection, + "org.mate.CPUFreqSelector", + "/org/mate/cpufreq_selector/selector", + "org.mate.CPUFreqSelector"); + if (!proxy) { + g_printerr ("Could not construct proxy object\n"); + + return; + } + + if (governor) { + res = dbus_g_proxy_call (proxy, "SetGovernor", &error, + G_TYPE_UINT, cpu, + G_TYPE_STRING, governor, + G_TYPE_INVALID, + G_TYPE_INVALID); + if (!res) { + if (error) { + g_printerr ("Error calling SetGovernor: %s\n", error->message); + g_error_free (error); + } else { + g_printerr ("Error calling SetGovernor\n"); + } + + g_object_unref (proxy); + + return; + } + } + + if (frequency != 0) { + res = dbus_g_proxy_call (proxy, "SetFrequency", &error, + G_TYPE_UINT, cpu, + G_TYPE_UINT, frequency, + G_TYPE_INVALID, + G_TYPE_INVALID); + if (!res) { + if (error) { + g_printerr ("Error calling SetFrequency: %s\n", error->message); + g_error_free (error); + } else { + g_printerr ("Error calling SetFrequency\n"); + } + + g_object_unref (proxy); + + return; + } + } + + g_object_unref (proxy); +} +#endif /* HAVE_POLKIT */ + +static void +cpufreq_selector_set_values (void) +{ + CPUFreqSelector *selector; + GError *error = NULL; + + selector = cpufreq_selector_factory_create_selector (cpu); + if (!selector) { + g_printerr ("No cpufreq support\n"); + + return; + } + + if (governor) { + cpufreq_selector_set_governor (selector, governor, &error); + + if (error) { + g_printerr ("%s\n", error->message); + g_error_free (error); + error = NULL; + } + } + + if (frequency != 0) { + cpufreq_selector_set_frequency (selector, frequency, &error); + + if (error) { + g_printerr ("%s\n", error->message); + g_error_free (error); + error = NULL; + } + } + + g_object_unref (selector); +} + +gint +main (gint argc, gchar **argv) +{ +#ifdef HAVE_POLKIT + GMainLoop *loop; +#endif + GOptionContext *context; + GError *error = NULL; + +#ifndef HAVE_POLKIT + if (geteuid () != 0) { + g_printerr ("You must be root\n"); + + return 1; + } + + if (argc < 2) { + g_printerr ("Missing operand after `cpufreq-selector'\n"); + g_printerr ("Try `cpufreq-selector --help' for more information.\n"); + + return 1; + } +#endif + + g_type_init (); + + context = g_option_context_new ("- CPUFreq Selector"); + g_option_context_add_main_entries (context, options, NULL); + + if (!g_option_context_parse (context, &argc, &argv, &error)) { + if (error) { + g_printerr ("%s\n", error->message); + g_error_free (error); + } + + g_option_context_free (context); + + return 1; + } + + g_option_context_free (context); + +#ifdef HAVE_POLKIT + if (!cpufreq_selector_service_register (SELECTOR_SERVICE, &error)) { + if (governor || frequency != 0) { + cpufreq_selector_set_values_dbus (); + + return 0; + } + + g_printerr ("%s\n", error->message); + g_error_free (error); + + return 1; + } + + cpufreq_selector_set_values (); + + loop = g_main_loop_new (NULL, FALSE); + g_object_weak_ref (G_OBJECT (SELECTOR_SERVICE), + (GWeakNotify) do_exit, + loop); + + g_main_loop_run (loop); + + g_main_loop_unref (loop); +#else /* !HAVE_POLKIT */ + cpufreq_selector_set_values (); +#endif /* HAVE_POLKIT */ + + return 0; +} |