Implemented parsing on delimiters in input.c

This commit is contained in:
lukas committed 2026-10-28 10:23:24 +01:00
1 parent a290fba480
commit 51e9f406fd
1 file changed
+26 -7
+26 -7
View File
@@ -1,6 +1,19 @@
#include "input.h" #include "input.h"
#include <string.h> #include <string.h>
#include <ctype.h> #include <ctype.h>
#define DELIM_COUNT 4
int find_delim(const char* line, char delim_list[DELIM_COUNT]){
int i = 0;
while(line[i] != '\n'){
for(int j = 0; j < DELIM_COUNT; j++){
if(line[i] == delim_list[j])
return i;
}
i++;
}
return i;
}
// 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.
@@ -10,25 +23,31 @@ int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
{ {
char line[MAX_LINE_LEN]; char line[MAX_LINE_LEN];
int count = 0; int count = 0;
int word_end = 0;
int word_start = 0;
char delim_list[DELIM_COUNT] = {'\n', ';', ',', ' '};
while (fgets(line, MAX_LINE_LEN, file) != NULL && while (fgets(line, MAX_LINE_LEN, file) != NULL &&
count < maxWordCount) count < maxWordCount)
{ {
// Zeilenumbruch entfernen word_end = 0;
line[strcspn(line, "\n")] = '\0'; word_start = 0;
while(line[word_start ? word_start - 1 : 0] != '\n' && count < maxWordCount){
word_end = find_delim(line + word_start, delim_list);
// Wort ins Array kopieren // Wort ins Array kopieren
strncpy(words[count], line, MAX_WORD_LEN - 1); if(word_end) {
words[count][MAX_WORD_LEN - 1] = '\0'; strncpy(words[count], line + word_start, word_end);
words[count][word_end] = '\0';
// In Großbuchstaben umwandeln // In Großbuchstaben umwandeln
for (int i = 0; words[count][i] != '\0'; i++) for (int i = 0; words[count][i] != '\0'; i++)
{ {
words[count][i] = toupper((unsigned char)words[count][i]); words[count][i] = toupper((unsigned char)words[count][i]);
} }
count++; count++;
} }
word_start += word_end + 1;
}
}
return count; return count;
} }