/* $Id: plugin_event.c -1 $ * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/plugin_event.c $ * * plugin template * * Copyright (C) 2003 Ed Martin * Copyright (C) 2004, 2005, 2006, 2007, 2008 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. * */ /* * exported functions: * * int plugin_init_event (void) * adds various functions * */ /* define the include files you need */ #include "config.h" #include #include #include /* these should always be included */ #include "debug.h" #include "plugin.h" #include "event.h" #ifdef WITH_DMALLOC #include #endif /* function 'trigger' */ /* takes one argument, a string */ /* triggers the event */ static void my_trigger(RESULT * result, RESULT * arg1) { char *param; /* Get Parameter */ /* R2N stands for 'Result to Number' */ param = R2S(arg1); named_event_trigger(param); char *value = ""; /* store result */ /* when called with R_NUMBER, it assumes the */ /* next parameter to be a pointer to double */ SetResult(&result, R_NUMBER, &value); } /* plugin initialization */ /* MUST NOT be declared 'static'! */ int plugin_init_event(void) { /* register all our cool functions */ /* the second parameter is the number of arguments */ /* -1 stands for variable argument list */ AddFunction("event::trigger", 1, my_trigger); return 0; } void plugin_exit_event(void) { /* free any allocated memory */ /* close filedescriptors */ } e>
path: root/plugin_statfs.c
blob: 51a9d7551c91d79e2f844a7cca0149bb62269fe0 (plain) 
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/* $Id$
 * $URL$
 *
 * plugin for statfs() syscall
 *
 * Copyright (C) 2005 Michael Reinelt <michael@reinelt.co.at>
 * Copyright (C) 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
 *
 * 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.
 *
 */

/* 
 * exported functions:
 *
 * int plugin_init_statfs (void)
 *  adds statfs() functions
 *
 */


#include "config.h"

#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/vfs.h>

#include "debug.h"
#include "plugin.h"



static void my_statfs(RESULT * result, RESULT * arg1, RESULT * arg2)
{
    struct statfs buf;
    char *path, *key;
    double value;

    path = R2S(arg1);
    key = R2S(arg2);

    if (statfs(path, &buf) != 0) {
	error("statfs(%s) failed: %s", path, strerror(errno));
	SetResult(&result, R_STRING, "");
	return;
    }

    if (strcasecmp(key, "type") == 0) {
	value = buf.f_type;
    } else if (strcasecmp(key, "bsize") == 0) {
	value = buf.f_bsize;
    } else if (strcasecmp(key, "blocks") == 0) {
	value = buf.f_blocks;
    } else if (strcasecmp(key, "bfree") == 0) {
	value = buf.f_bfree;
    } else if (strcasecmp(key, "bavail") == 0) {
	value = buf.f_bavail;
    } else if (strcasecmp(key, "files") == 0) {
	value = buf.f_files;
    } else if (strcasecmp(key, "ffree") == 0) {
	value = buf.f_ffree;
#if 0
    } else if (strcasecmp(key, "fsid") == 0) {
	value = buf.f_fsid;
#endif
    } else if (strcasecmp(key, "namelen") == 0) {
	value = buf.f_namelen;
    } else {
	error("statfs: unknown field '%s'", key);
	value = -1;
    }

    SetResult(&result, R_NUMBER, &value);
}


int plugin_init_statfs(void)
{
    AddFunction("statfs", 2, my_statfs);
    return 0;
}

void plugin_exit_statfs(void)
{
}