/* $Id: plugin_cpuinfo.c,v 1.14 2005/05/08 04:32:44 reinelt Exp $ * * plugin for /proc/cpuinfo parsing * * Copyright (C) 2003 Michael Reinelt * Copyright (C) 2004 The LCD4Linux Team * * This file is part of LCD4Linux. * * LCD4Linux 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, or (at your option) * any later version. * * LCD4Linux 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, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * * $Log: plugin_cpuinfo.c,v $ * Revision 1.14 2005/05/08 04:32:44 reinelt * CodingStyle added and applied * * Revision 1.13 2005/01/18 06:30:23 reinelt * added (C) to all copyright statements * * Revision 1.12 2004/06/26 12:05:00 reinelt * * uh-oh... the last CVS log message messed up things a lot... * * Revision 1.11 2004/06/26 09:27:21 reinelt * * added '-W' to CFLAGS * changed all C++ comments to C ones * cleaned up a lot of signed/unsigned mistakes * * Revision 1.10 2004/06/17 06:23:43 reinelt * * hash handling rewritten to solve performance issues * * Revision 1.9 2004/03/11 06:39:59 reinelt * big patch from Martin: * - reuse filehandles * - memory leaks fixed * - earlier busy-flag checking with HD44780 * - reuse memory for strings in RESULT and hash * - netdev_fast to wavid time-consuming regex * * Revision 1.8 2004/03/03 03:47:04 reinelt * big patch from Martin Hejl: * - use qprintf() where appropriate * - save CPU cycles on gettimeofday() * - add quit() functions to free allocated memory * - fixed lots of memory leaks * * Revision 1.7 2004/01/29 04:40:02 reinelt * every .c file includes "config.h" now * * Revision 1.6 2004/01/21 10:48:17 reinelt * hash_age function added * * Revision 1.5 2004/01/16 11:12:26 reinelt * some bugs in plugin_xmms fixed, parsing moved to own function * plugin_proc_stat nearly finished * * Revision 1.4 2004/01/16 07:26:25 reinelt * moved various /proc parsing to own functions * made some progress with /proc/stat parsing * * Revision 1.3 2004/01/15 04:29:45 reinelt * moved lcd4linux.conf.sample to *.old * lcd4linux.conf.sample with new layout * new plugins 'loadavg' and 'meminfo' * text widget have pre- and postfix * * Revision 1.2 2004/01/14 11:33:00 reinelt * new plugin 'uname' which does what it's called * text widget nearly finished * first results displayed on MatrixOrbital * * Revision 1.1 2004/01/13 10:03:01 reinelt * new util 'hash' for associative arrays * new plugin 'cpuinfo' * */ /* * exported functions: * * int plugin_init_cpuinfo (void) * adds functions to access /proc/cpuinfo * */ #include "config.h" #include #include #include #include #include #include "debug.h" #include "plugin.h" #include "hash.h" static HASH CPUinfo; static FILE *stream = NULL; static int parse_cpuinfo(void) { int age; /* reread every second only */ age = hash_age(&CPUinfo, NULL); if (age > 0 && age <= 1000) return 0; if (stream == NULL) stream = fopen("/proc/cpuinfo", "r"); if (stream == NULL) { error("fopen(/proc/cpuinfo) failed: %s", strerror(errno)); return -1; } rewind(stream); while (!feof(stream)) { char buffer[256]; char *c, *key, *val; fgets(buffer, sizeof(buffer), stream); c = strchr(buffer, ':'); if (c == NULL) continue; key = buffer; val = c + 1; /* strip leading blanks from key */ while (isspace(*key)) *key++ = '\0'; /* strip trailing blanks from key */ do *c = '\0'; while (isspace(*--c)); /* strip leading blanks from value */ while (isspace(*val)) *val++ = '\0'; /* strip trailing blanks from value */ for (c = val; *c != '\0'; c++); while (isspace(*--c)) *c = '\0'; /* add entry to hash table */ hash_put(&CPUinfo, key, val); } return 0; } static void my_cpuinfo(RESULT * result, RESULT * arg1) { char *key, *val; if (parse_cpuinfo() < 0) { SetResult(&result, R_STRING, ""); return; } key = R2S(arg1); val = hash_get(&CPUinfo, key, NULL); if (val == NULL) val = ""; SetResult(&result, R_STRING, val); } int plugin_init_cpuinfo(void) { hash_create(&CPUinfo); AddFunction("cpuinfo", 1, my_cpuinfo); return 0; } void plugin_exit_cpuinfo(void) { if (stream != NULL) { fclose(stream); stream = NULL; } hash_destroy(&CPUinfo); } 6078b2575c4399829d8ec8820df4&follow=1'>d/control: update Standards Version to 3.9.8Jonathan McCrohan2-1/+9 2016-06-11Imported Upstream version 0+git20160503.4f192bdupstream/0+git20160503.4f192bdJonathan McCrohan1307-2667/+38002 2016-01-18Release 0+git20151202.3864e0a-1debian/0+git20151202.3864e0a-1Jonathan McCrohan1-2/+3 2016-01-18Imported Upstream version 0+git20151202.3864e0aJonathan McCrohan840-4057/+18230 2016-01-18Update get-vcs-snapshot.sh to reflect gbp changesJonathan McCrohan2-1/+2 2016-01-18Imported Upstream version 0+git20151202.3864e0aupstream/0+git20151202.3864e0aJonathan McCrohan840-4057/+18230 2015-05-05d/control: various fixes found by libconfig-model-dpkg-perlJonathan McCrohan2-5/+13 2015-04-01Release 0+git20150208.f2053b3-1Jonathan McCrohan1-2/+2 2015-04-01Describe changes made in snapshotJonathan McCrohan1-0/+3 2015-04-01New Upstream Snapshot (commit f2053b3)Jonathan McCrohan1-0/+6 2015-04-01Imported Upstream version 0+git20150208.f2053b3upstream/0+git20150208.f2053b3Jonathan McCrohan32-333/+483 2014-12-28Release 0+git20141218.b46a22c-1debian/0+git20141218.b46a22c-1Jonathan McCrohan1-2/+2 2014-12-28Updated AU DVB-T files; Thanks Brian Burch! (Closes LP: #1393280)Jonathan McCrohan1-0/+1 2014-12-28New Upstream Snapshot (commit b46a22c)Jonathan McCrohan1-0/+6 2014-12-28Imported Upstream version 0+git20141218.b46a22cupstream/0+git20141218.b46a22cJonathan McCrohan535-639/+317 2014-10-20Release 0+git20141009.d26b627-1debian/0+git20141009.d26b627-1Jonathan McCrohan1-2/+2 2014-10-20Fix up packaging to account for move to DVBv5Jonathan McCrohan2-2/+6 2014-10-20delete d/dtv-scan-files.install; Upstream now supplies a MakefileJonathan McCrohan2-4/+1 2014-10-15d/control: update Standards Version to 3.9.6Jonathan McCrohan2-1/+3 2014-10-15d/control: add Build-Depends on dvb-toolsJonathan McCrohan2-1/+2 2014-10-15New Upstream Snapshot (commit d26b627)Jonathan McCrohan1-0/+10 2014-10-15Imported Upstream version 0+git20141009.d26b627upstream/0+git20141009.d26b627Jonathan McCrohan2010-11120/+159271 2014-07-23Release 0+git20140611.14bd6c7-1debian/0+git20140611.14bd6c7-1Jonathan McCrohan1-2/+2 2014-07-23New Upstream Snapshot (commit 14bd6c7)Jonathan McCrohan1-2/+3 2014-07-23Imported Upstream version 0+git20140611.14bd6c7upstream/0+git20140611.14bd6c7Jonathan McCrohan7-11/+60 2014-05-13New Upstream Snapshot (commit 1246b27)Jonathan McCrohan1-0/+6 2014-05-13Imported Upstream version 0+git20140512.1246b27upstream/0+git20140512.1246b27Jonathan McCrohan391-301/+3983 2014-04-05Release 0+git20140326.cfc2975-1debian/0+git20140326.cfc2975-1Jonathan McCrohan1-2/+2 2014-04-05d/control: update Homepage (upstream has moved from Gitweb to cgit)Jonathan McCrohan2-1/+2 2014-04-05New Upstream Snapshot (commit cfc2975)Jonathan McCrohan1-0/+6 2014-04-05Imported Upstream version 0+git20140326.cfc2975upstream/0+git20140326.cfc2975Jonathan McCrohan118-656/+877 2014-01-16Release 0+git20140107.1850cf8-1debian/0+git20140107.1850cf8-1Jonathan McCrohan1-2/+2 2014-01-16Update Standards Version to 3.9.5Jonathan McCrohan2-1/+9