ajout des commentaires.

pendu.c

@@ -1,7 +1,9 @@
+#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <time.h>
+#include <unistd.h>
 
 #define MAX_WORDS 14
 #define MAX_TRIES 6
@@ -35,64 +37,38 @@ void display_hangman(int tries) {
     }
 }
 
-/*
-getWordByLength() function adds the possibility to the user to choose how many letters maximum the word to guess can contains.
+/* this function display time out when user does nothing during 30s and verify signal*/
+void sig_handler(int signum){
+    if (signum == SIGALRM){
 
-Returns:
-    A random word from the words list that correspond to the user input
-*/
-const char* getWordByLength(){
-    int maxLetters;
-    printf("Difficulté - Entrez le nombre de lettres maximum à deviner : ");
-    scanf(" %d", &maxLetters);
-    const char *newWords[MAX_WORDS];
-    int wordsFound = 0;
-    for (int i = 0; i < MAX_WORDS; i++) {
-        if(strlen(words[i]) <= maxLetters){
-            newWords[wordsFound] = words[i];
-            wordsFound++;
-        }
+        printf("\ntime out\n");
+        exit (1);
     }
-    if(wordsFound==0){
-        return "";
-    }
-    const char *word = newWords[rand() % wordsFound];
-    /* SECOND WORD TO GUESS (NOT WORKING)
-    wordsFound = 0;
-    for (int i = 0; i < MAX_WORDS; i++) {
-        if(strlen(words[i]) <= maxLetters-strlen(word)){
-            newWords[wordsFound] = words[i];
-            wordsFound++;
-        }
-    }
-    if(wordsFound != 0){
-        word = (const char*) strcat((char *) word, newWords[rand() % wordsFound]);
-    }*/
-    return word;
 }
 
 int main() {
     srand(time(NULL));
-    const char *word = getWordByLength();
-    if(word==""){
-        printf("Aucun mot n'a été trouvé.");
-        return 1;
-    }
+    const char *word = words[rand() % MAX_WORDS];
     int word_length = strlen(word);
     char guessed[word_length];
     int tries = 0;
     int guessed_correctly = 0;
 
+    signal(SIGALRM,sig_handler);
+
     for (int i = 0; i < word_length; i++) {
         guessed[i] = '_';
     }
     guessed[word_length] = '\0';
 
     while (tries < MAX_TRIES && guessed_correctly < word_length) {
+
         printf("\nMot à deviner : %s\n", guessed);
         display_hangman(tries);
         char guess;
+        alarm(30);
         printf("Entrez une lettre : ");
+        alarm(30);
         scanf(" %c", &guess);
         int found = 0;