Parse text and join lines.

Add users from text lines.
Fixed hash table code.

1 files changed, 17 insertions, 2 deletions

diff --git a/user.c b/user.c
index 00e44da..68310e7 100644
--- a/user.c
+++ b/user.c
@@ -24,12 +24,17 @@ struct user_t *user_get(char *nick) {
 	int index = hash % USERS_MAX;
 
 	struct user_t *user = &users[index];
-	while(user->next && user->hash != hash) user = user->next;
-	if(user->hash != hash) {
+	/* If hash doesn't match and there exists another user, fetch it. */
+	while(user->hash != hash && user->next) user = user->next;
+	/* If hash still doesn't match and the user exists, add a new user. */
+	if(user->hash != hash && user->nick) {
 		struct user_t *temp_user = malloc(sizeof(struct user_t));
 		user->next = temp_user;
 		user = temp_user;
+		/* Initialize nick to NULL so the user can be correctly added. */
+		user->nick = NULL;
 	}
+	/* Add the new user data to the current pointer if none was found. */
 	if(!user->nick) {
 		user->hash = hash;
 		user->nick = strdup(nick);
@@ -39,5 +44,15 @@ struct user_t *user_get(char *nick) {
 }
 
 void user_free() {
+	struct user_t *user;
+	for(int i = 0; i < USERS_MAX; i++) {
+		user = users[i].next;
+		while(user) {
+			struct user_t *temp = user->next;
+			free(user->nick);
+			free(user);
+			user = temp;
+		}
+	}
 	free(users);
 }