From 14bc006adad8578e31e557d7ffb57971284a0846 Mon Sep 17 00:00:00 2001
From: reinelt <reinelt@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>
Date: Mon, 12 Jan 2004 03:51:01 +0000
Subject: [lcd4linux @ 2004-01-12 03:51:01 by reinelt] evaluating the
 'Variables' section in the config file

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@307 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
---
 evaluator.c | 20 +++++++++++++++-----
 1 file changed, 15 insertions(+), 5 deletions(-)

(limited to 'evaluator.c')

diff --git a/evaluator.c b/evaluator.c
index 2b84dd6..ce0623d 100644
--- a/evaluator.c
+++ b/evaluator.c
@@ -1,4 +1,4 @@
-/* $Id: evaluator.c,v 1.7 2004/01/07 10:15:41 reinelt Exp $
+/* $Id: evaluator.c,v 1.8 2004/01/12 03:51:01 reinelt Exp $
  *
  * expression evaluation
  *
@@ -10,6 +10,9 @@
  * FIXME: GPL or not GPL????
  *
  * $Log: evaluator.c,v $
+ * Revision 1.8  2004/01/12 03:51:01  reinelt
+ * evaluating the 'Variables' section in the config file
+ *
  * Revision 1.7  2004/01/07 10:15:41  reinelt
  * small glitch in evaluator fixed
  * made config table sorted and access with bsearch(),
@@ -77,6 +80,13 @@
 /* 
  * exported functions:
  *
+ * void DelResult (RESULT *result)
+ *   sets a result to none
+ *   frees a probably allocated memory
+ *
+ * int SetVariable (char *name, RESULT *value)
+ *   adds a generic variable to the evaluator
+ *
  * int AddNumericVariable(char *name, double value)
  *   adds a numerical variable to the evaluator
  *
@@ -168,7 +178,7 @@ char* ErrMsg[] = {
 
 
 
-static void DelResult (RESULT *result)
+void DelResult (RESULT *result)
 {
   result->type=0;
   result->number=0.0;
@@ -348,7 +358,7 @@ static int GetVariable (char *name, RESULT *value)
 }
 
 
-static int SetVariable (char *name, RESULT *value)
+int SetVariable (char *name, RESULT *value)
 {
   VARIABLE *V;
 
@@ -819,7 +829,7 @@ int Eval (char* expression, RESULT *result)
   int i, err;
   
   if ((err=setjmp(jb))) {
-    error ("Error: %s in expression <%s>", ErrMsg[err], expression);
+    error ("Evaluator: %s in expression <%s>", ErrMsg[err], expression);
     return -1;
   }
   
@@ -830,7 +840,7 @@ int Eval (char* expression, RESULT *result)
     // sanity check: two functions with the same name?
     for (i=1; i<nFunction; i++) {
       if (strcmp(Function[i].name, Function[i-1].name)==0) {
-	error ("internal error: Function '%s' defined twice!", Function[i].name);
+	error ("Evaluator: internal error: Function '%s' defined twice!", Function[i].name);
       }
     }
   }
-- 
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