input neu geschrieben

This commit is contained in:
Jonas Hofmann 2025-10-30 16:49:21 +01:00
parent f89019437f
commit 84de10d05b
4 changed files with 39 additions and 17 deletions

View File

@ -2,7 +2,7 @@
#include <string.h> #include <string.h>
#include <ctype.h> #include <ctype.h>
#define MAX_BUFFER_LEN 256 static char *buffer;
// TODO? // TODO?
// eine Funktion implementieren, die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt. // eine Funktion implementieren, die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt.
@ -10,29 +10,51 @@
// Read words from file and store in 'words' array // Read words from file and store in 'words' array
int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount) int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
{ {
char buffer[MAX_BUFFER_LEN]; int i = 0;
int count = 0; int word = 0;
char *teiler = ".,; !?\n"; int wordChar = 0;
int firstLetter = 0;
if(file == NULL) if (file == NULL)
{ {
printf("Fehler beim Öffnen von words.txt!\n"); return 0;
return -1;
} }
while(fgets(buffer, MAX_LINE_LEN, file)) fscanf(file, "%10s", buffer);
{
const char *wort = strtok(buffer, teiler);
while(wort != NULL && count < maxWordCount) do
{ {
strncpy(words[count], wort, MAX_WORD_LEN-1);
words[count][MAX_WORD_LEN-1] = '\0';
count++;
wort = strtok(NULL, teiler); if ((buffer[i] >= 'A') && (buffer[i] <= 'Z'))
} {
if (!firstLetter)
{
firstLetter = 1;
} }
return count; words[word][wordChar] = buffer[i];
wordChar++;
}
else if ((buffer[i] >= 'a') && (buffer[i] <= 'z'))
{
if (!firstLetter)
{
firstLetter = 1;
}
words[word][wordChar] = toupper(buffer[i]);
wordChar++;
}
else if (firstLetter)
{
words[word][wordChar] = '\0';
word++;
wordChar = 0;
firstLetter = 0;
}
i++;
} while ((i < MAX_LINE_LEN) && (word < maxWordCount));
return word+1;
} }

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