first implementation for input

This reverts commit 8ae62a2f90.

.gitignore

@@ -0,0 +1,276 @@
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Wordsalat/input.c

@@ -6,7 +6,48 @@
 // eine Funktion implementieren, die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt.
 
 // Read words from file and store in 'words' array
+
 int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
 {
+    // printf("start readWords\n");
+    int wordcount = 0;
+    char line[256];
+    char *lines = fgets(line, sizeof(line), file);
 
-}
+    while(lines != NULL)
+    {
+        // printf("next line: %s\n", lines);
+        size_t wordLength = 0;
+        int newWord = 0;
+
+        for(int i = 0; i < strlen(lines); i++)
+        {
+            //printf("size of line %d: %d\n", i, strlen(lines));
+            if(isalpha(line[i]))
+            {
+                words[wordcount][wordLength] = line[i];
+                // printf("word[%d][%d] = %c\n", wordcount, wordLength, line[i]);
+
+                wordLength += 1;
+                newWord = 0;
+            }
+            else
+            {
+                if(newWord == 0)
+                {
+                    // printf("skip: %c\n", line[i]);
+                    wordcount += 1;
+                    wordLength = 0;
+                    newWord = 1;
+                }
+                else
+                {
+                     // printf("Multi skip: %c\n", line[i]);
+                }
+            }
+         }
+         lines = fgets(line, sizeof(line), file);
+    }
+    // printf("wordcount = %d\n", wordcount);
+    return wordcount;
+}

Wordsalat/main.c

@@ -10,6 +10,7 @@
 int main(int argc, char *argv[])
 {
     int exitCode = EXIT_SUCCESS;
+    printf("start main\n");
 
     // Check if the correct number of arguments is provided
     if(argc != 2)
@@ -51,4 +52,4 @@ int main(int argc, char *argv[])
     }
 
     return exitCode;
-}
+}

Wordsalat/unit_tests.c

@@ -171,3 +171,4 @@ int main(void) {
 
     return result;
 }
+

Wordsalat/words.txt

@@ -2,4 +2,4 @@ Yeti,Nessie Werwolf; Vampir
 Monster
 Hydra;Frankenstein
 Dracula;KingKong;Gremlin;Kobold,Hexe;Poltergeist
-Gespenst, Oger
+Gespenst, Oger