Implementierung der Worteinlesefunktion

Startcode/input.c

@@ -8,5 +8,46 @@
 // Read words from file and store in 'words' array
 int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
 {
+    if (file == NULL || words == NULL || maxWordCount == 0) {
+        return 0;
+    }
 
+    unsigned int count = 0;
+    size_t length = 0;
+    int tooLong = 0;
+    int ch;
+    
+    while (count < maxWordCount && (ch = fgetc(file)) != EOF) {
+
+        if (ch == ',' || ch == ';' || isspace((unsigned char)ch)) {
+
+            if (length > 0 && !tooLong) {
+                words[count][length] = '\0';
+                count++;
+            }
+
+            length = 0;
+            tooLong = 0;
+        }
+        else if (!tooLong) {
+
+            if (length < MAX_WORD_LEN - 1) {
+                words[count][length] =
+                    (char)toupper((unsigned char)ch);
+                length++;
+            }
+            else {
+                tooLong = 1;
+                length = 0;
+            }
+        }
+    }
+
+    if (count < maxWordCount && length > 0 && !tooLong) {
+        words[count][length] = '\0';
+        count++;
+    }
+
+    return (int)count;
+    
 }