generated from freudenreichan/info2Praktikum-Wortsalat
47 lines
1.7 KiB
C
47 lines
1.7 KiB
C
#include "input.h"
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#include <string.h>
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#include <ctype.h>
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void readWordsFromLine(char buffer[], int* wordCount, char words[][MAX_WORD_LEN], unsigned int maxWords) {
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char *token;
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char *word_seperator = " ,;";
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token = strtok(buffer, word_seperator);
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while (*wordCount < maxWords && token != NULL) { //condition for reading new words from buffer
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if (strlen(token) <= MAX_WORD_LEN) { //checks if word fits into wordsalad grid
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for (int i = 0; i < strlen(token); i++) { //writes words char by char into array, stops at '\n'
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if (token[i] == '\n') {
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break;
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} else if (token[i] >= 97 && token[i] <= 122) { //converts lower case to upper case
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token[i] = token[i] - 32;
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}
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words[*wordCount][i] = token[i];
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}
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(*wordCount)++;
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}
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token = strtok(NULL, word_seperator);
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}
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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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for (int i = 0; i < maxWordCount; i++) {
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for (int j = 0; j < MAX_WORD_LEN; j++) {
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words[i][j] = '\0';
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}
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}
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char buffer[MAX_LINE_LEN]; // prepares a large enough buffer to read one line from the .txt-file
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int readwords = 0;
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int *wordCount = &readwords;
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while (*wordCount < maxWordCount && fgets(buffer, MAX_LINE_LEN, file) != NULL) {
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readWordsFromLine(buffer, wordCount, words, maxWordCount);
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}
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printf("%d\n", readwords);
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return *wordCount;
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}
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