refactoring: change function variable names in input handling

src/inputHandling.c

@@ -6,13 +6,13 @@
 
 char formulaBuffer[1000];
 
-void processInput(char* formStr, int length) {
-    deleteWhitespace(formStr, length);
+void processInput(char* formStr, int len) {
+    deleteWhitespace(formStr, len);
     calc_op temp;
-    memcpy(formulaBuffer, formStr, length);
+    memcpy(formulaBuffer, formStr, len);
     temp.formular = formStr;
     temp.functionsType = detectFunctionOperator(formulaBuffer, 10);
-    if (getNumbers(formulaBuffer, length, &temp) == NULL){
+    if (getNumbers(formulaBuffer, len, &temp) == NULL){
         showStruct(&temp);
     } else {
         printf("Formular %s not supported", temp.formular);
@@ -20,10 +20,10 @@ void processInput(char* formStr, int length) {
 }
 
 //Leerzeichen löschen
-void deleteWhitespace(char* formStr, int length){
-    for(int stringPos=0; stringPos < length; stringPos++){
+void deleteWhitespace(char* formStr, int len){
+    for(int stringPos=0; stringPos < len; stringPos++){
         if((formStr[stringPos] == ' ') || (formStr[stringPos] == '\n') || (formStr[stringPos] == '\r')){
-            for (int j=stringPos; j < length; j++){
+            for (int j=stringPos; j < len; j++){
                 formStr[j]=formStr[j + 1];
             }
             stringPos--;
@@ -32,8 +32,8 @@ void deleteWhitespace(char* formStr, int length){
 }
 
 //Einfachste Rechenoperationen lesen
-op detectFunctionOperator(char* formStr, int length){
-    for(int stringCount=0; stringCount < length; stringCount++){
+op detectFunctionOperator(char* formStr, int len){
+    for(int stringCount=0; stringCount < len; stringCount++){
         switch (formStr[stringCount]){
             case '+': return opAdd;
             case '-': return opSub;
@@ -47,12 +47,12 @@ op detectFunctionOperator(char* formStr, int length){
 }
 
 //Zahlen auslesen (+)
-char* getNumbers(char* formStr, int length, calc_op* formulaRef){ //processInput sind: string, länge vom String, berechnungsstruct
-    // char tmp[length];
+char* getNumbers(char* formStr, int len, calc_op* formRef){ //processInput sind: string, länge vom String, berechnungsstruct
+    // char tmp[len];
     char* splitPnt;
     int numPos = 0;
     char delimiter;
-    switch (formulaRef->functionsType) {
+    switch (formRef->functionsType) {
         case opAdd:
             delimiter = '+';
             break;
@@ -67,15 +67,15 @@ char* getNumbers(char* formStr, int length, calc_op* formulaRef){ //processInput
             break;
         default: return NULL;
     }
-    // memcpy(tmp, formStr, length);     //string kopiert
+    // memcpy(tmp, formStr, len);     //string kopiert
     char *token = strtok(formStr, &delimiter); //An der Stelle von dem ersten Plus wird ein NULL (Stringende) gesetzt
     while (token != NULL) {
-        formulaRef->inputNumbers[numPos] = atof(token);  // String zu double konvertiert
+        formRef->inputNumbers[numPos] = atof(token);  // String zu double konvertiert
         numPos++;
         splitPnt = token;
         token = strtok(NULL, "+"); //Sucht von der letzten Plus-Stelle an weiter
     }
-    formulaRef->arrayLength=numPos; //Länge des Arrays (also zu berechnende Zahlen) gespeichert
+    formRef->arrayLength=numPos; //Länge des Arrays (also zu berechnende Zahlen) gespeichert
     op type = detectFunctionOperator(splitPnt, strlen(splitPnt) + 1);
     if (type != opNotSupported && type != opEmpty){
         return splitPnt;

src/inputHandling.h

@@ -15,11 +15,11 @@ void* parent;
 double result;
 }calc_op;
 
-extern void processInput(char* formStr, int length);
+extern void processInput(char* formStr, int len);
 extern void showStruct(calc_op* formRef);
-extern void deleteWhitespace(char* formStr, int length);
-extern op detectFunctionOperator(char* formStr, int length);
-extern char* getNumbers(char* formStr, int length, calc_op* formulaRef);
+extern void deleteWhitespace(char* formStr, int len);
+extern op detectFunctionOperator(char* formStr, int len);
+extern char* getNumbers(char* formStr, int len, calc_op* formRef);
 extern void showStruct(calc_op* formRef);
 
 #endif // INPUTHANDLING_H