/* * MATE CPUFreq Applet * Copyright (C) 2004 Carlos Garcia Campos <carlosgc@gnome.org> * * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. * * Authors : Carlos Garc�a Campos <carlosgc@gnome.org> */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <glib.h> #include <glib/gi18n.h> #include "cpufreq-applet.h" #include "cpufreq-utils.h" #include "cpufreq-monitor-sysfs.h" #include "cpufreq-monitor-procfs.h" #include "cpufreq-monitor-cpuinfo.h" #ifdef HAVE_LIBCPUFREQ #include "cpufreq-monitor-libcpufreq.h" #endif #include "cpufreq-monitor-factory.h" CPUFreqMonitor * cpufreq_monitor_factory_create_monitor (guint cpu) { CPUFreqMonitor *monitor = NULL; #ifdef HAVE_LIBCPUFREQ monitor = cpufreq_monitor_libcpufreq_new (cpu); return monitor; #endif if (g_file_test ("/sys/devices/system/cpu/cpu0/cpufreq", G_FILE_TEST_EXISTS)) { /* 2.6 kernel */ monitor = cpufreq_monitor_sysfs_new (cpu); } else if (g_file_test ("/proc/cpufreq", G_FILE_TEST_EXISTS)) { /* 2.4 kernel (Deprecated)*/ monitor = cpufreq_monitor_procfs_new (cpu); } else if (g_file_test ("/proc/cpuinfo", G_FILE_TEST_EXISTS)) { /* If there is no cpufreq support it shows only the cpu frequency, * I think is better than do nothing. I have to notify it to the user, because * he could think that cpufreq is supported but it doesn't work succesfully */ cpufreq_utils_display_error (_("CPU frequency scaling unsupported"), _("You will not be able to modify the frequency of your machine. " "Your machine may be misconfigured or not have hardware support " "for CPU frequency scaling.")); monitor = cpufreq_monitor_cpuinfo_new (cpu); } return monitor; }