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authorreinelt <>2003-12-19 05:35:14 +0000
committerreinelt <>2003-12-19 05:35:14 +0000
commit8f59bbc584905f461dc4d628e7347839612b3fcf (patch)
treeaec740b39fa23917f7ba4ee95172f738d7ef8621 /client.c
parent42157e8617953e3c0863679f4cc4684842979204 (diff)
downloadlcd4linux-8f59bbc584905f461dc4d628e7347839612b3fcf.tar.gz
[lcd4linux @ 2003-12-19 05:35:13 by reinelt]
renamed 'client' to 'plugin'
Diffstat (limited to 'client.c')
-rw-r--r--client.c156
1 files changed, 0 insertions, 156 deletions
diff --git a/client.c b/client.c
deleted file mode 100644
index bdfcbcb..0000000
--- a/client.c
+++ /dev/null
@@ -1,156 +0,0 @@
-/* $Id: client.c,v 1.1 2003/10/11 06:01:52 reinelt Exp $
- *
- * client function handling
- *
- * Copyright 2003 Michael Reinelt <reinelt@eunet.at>
- *
- * 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: client.c,v $
- * Revision 1.1 2003/10/11 06:01:52 reinelt
- *
- * renamed expression.{c,h} to client.{c,h}
- * added config file client
- * new functions 'AddNumericVariable()' and 'AddStringVariable()'
- * new parameter '-i' for interactive mode
- *
- * Revision 1.3 2003/10/06 05:51:15 reinelt
- * functions: min(), max()
- *
- * Revision 1.2 2003/10/06 05:47:27 reinelt
- * operators: ==, \!=, <=, >=
- *
- * Revision 1.1 2003/10/06 04:34:06 reinelt
- * expression evaluator added
- *
- */
-
-/*
- * exported functions:
- *
- * int Client_init (void)
- * initializes the expression evaluator
- * adds some handy constants and functions
- *
- */
-
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <math.h>
-#include <string.h>
-
-#include "debug.h"
-#include "client.h"
-
-
-
-static void my_sqrt (RESULT *result, RESULT *arg1)
-{
- double value=sqrt(R2N(arg1));
- SetResult(&result, R_NUMBER, &value);
-}
-
-static void my_exp (RESULT *result, RESULT *arg1)
-{
- double value=exp(R2N(arg1));
- SetResult(&result, R_NUMBER, &value);
-}
-
-static void my_ln (RESULT *result, RESULT *arg1)
-{
- double value=log(R2N(arg1));
- SetResult(&result, R_NUMBER, &value);
-}
-
-static void my_log (RESULT *result, RESULT *arg1)
-{
- double value=log10(R2N(arg1));
- SetResult(&result, R_NUMBER, &value);
-}
-
-static void my_sin (RESULT *result, RESULT *arg1)
-{
- double value=sin(R2N(arg1));
- SetResult(&result, R_NUMBER, &value);
-}
-
-static void my_cos (RESULT *result, RESULT *arg1)
-{
- double value=cos(R2N(arg1));
- SetResult(&result, R_NUMBER, &value);
-}
-
-static void my_tan (RESULT *result, RESULT *arg1)
-{
- double value=tan(R2N(arg1));
- SetResult(&result, R_NUMBER, &value);
-}
-
-
-static void my_min (RESULT *result, RESULT *arg1, RESULT *arg2)
-{
- double a1=R2N(arg1);
- double a2=R2N(arg2);
- double value=a1<a2?a1:a2;
- SetResult(&result, R_NUMBER, &value);
-}
-
-static void my_max (RESULT *result, RESULT *arg1, RESULT *arg2)
-{
- double a1=R2N(arg1);
- double a2=R2N(arg2);
- double value=a1>a2?a1:a2;
- SetResult(&result, R_NUMBER, &value);
-}
-
-
-static void my_strlen (RESULT *result, RESULT *arg1)
-{
- double value=strlen(R2S(arg1));
- SetResult(&result, R_NUMBER, &value);
-}
-
-
-int client_init (void)
-{
- // set some handy constants
- AddNumericVariable ("Pi", M_PI);
- AddNumericVariable ("e", M_E);
-
- // register some basic math functions
- AddFunction ("sqrt", 1, my_sqrt);
- AddFunction ("exp", 1, my_exp);
- AddFunction ("ln", 1, my_ln);
- AddFunction ("log", 1, my_log);
- AddFunction ("sin", 1, my_sin);
- AddFunction ("cos", 1, my_cos);
- AddFunction ("tan", 1, my_tan);
-
- // min, max
- AddFunction ("min", 2, my_min);
- AddFunction ("max", 2, my_max);
-
- // register some basic string functions
- AddFunction ("strlen", 1, my_strlen);
-
-
- return 0;
-}
-
-