53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
#include "input.h"
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#include <string.h>
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#include <ctype.h>
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#define DELIM_COUNT 4
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int find_delim(const char* line, char delim_list[DELIM_COUNT]){
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int i = 0;
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while(line[i] != '\n'){
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for(int j = 0; j < DELIM_COUNT; j++){
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if(line[i] == delim_list[j])
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return i;
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}
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i++;
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}
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return i;
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}
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// TODO:
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// eine Funktion implementieren, die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt.
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// Read words from file and store in 'words' array
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int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
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{
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char line[MAX_LINE_LEN];
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int count = 0;
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int word_end = 0;
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int word_start = 0;
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char delim_list[DELIM_COUNT] = {'\n', ';', ',', ' '};
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while (fgets(line, MAX_LINE_LEN, file) != NULL &&
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count < maxWordCount)
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{
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word_end = 0;
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word_start = 0;
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while(line[word_start ? word_start - 1 : 0] != '\n' && count < maxWordCount){
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word_end = find_delim(line + word_start, delim_list);
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// Wort ins Array kopieren
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if(word_end) {
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strncpy(words[count], line + word_start, word_end);
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words[count][word_end] = '\0';
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// In Großbuchstaben umwandeln
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for (int i = 0; words[count][i] != '\0'; i++)
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{
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words[count][i] = toupper((unsigned char)words[count][i]);
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}
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count++;
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}
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word_start += word_end + 1;
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}
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}
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return count;
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} |