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/* $Id: plugin_string.c 728 2007-01-14 11:14:38Z michael $
* $URL: https://ssl.bulix.org/svn/lcd4linux/branches/0.10.1/plugin_string.c $
*
* string plugin
*
* Copyright (C) 2003, 2004 Michael Reinelt <reinelt@eunet.at>
* Copyright (C) 2004 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_string (void)
* adds some handy string functions
*
*/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "debug.h"
#include "plugin.h"
static void my_strlen(RESULT * result, RESULT * arg1)
{
double value = strlen(R2S(arg1));
SetResult(&result, R_NUMBER, &value);
}
/* 'upcase' function (shamelessly stolen from plugin_sample.c)*/
/* returns the string in upper case letters */
static void my_strupper(RESULT * result, RESULT * arg1)
{
char *value, *p;
value = strdup(R2S(arg1));
for (p = value; *p != '\0'; p++)
*p = toupper(*p);
SetResult(&result, R_STRING, value);
free(value);
}
int plugin_init_string(void)
{
/* register some basic string functions */
AddFunction("strlen", 1, my_strlen);
AddFunction("strupper", 1, my_strupper);
return 0;
}
void plugin_exit_string(void)
{
/* empty */
}
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