wip solution for split messages

mini_serv.c

@@ -68,19 +68,23 @@ void broadcast(char *buf, fd_set *set, int max_fd, int server_fd, int sender_fd)
 }
 
 int main(int ac, char **av) {
-	int									port;
 	int									server_fd;
 	int									client_fd;
-	int									max_fd;
 	int									client_id;
+
+	int									port;
+	int									max_fd;
+	int									ret;
+	int									clients[FD_SETSIZE];
+
 	char								buf[BUFSIZE];
 	char								tmpbuf[BUFSIZE];
+	char								msg[BUFSIZE];
+
 	struct sockaddr_in	addr;
 	socklen_t						addr_len;
 	fd_set							fdset;
 	fd_set							rdset;
-	int									clients[FD_SETSIZE];
-	int									ret;
 
 	if (ac != 2)
 		error("Wrong number of arguments\n");
@@ -109,8 +113,8 @@ int main(int ac, char **av) {
 			clients[client_fd] = client_id;
 			if (client_fd > max_fd)
 				max_fd = client_fd;
-			sprintf(buf, "server: client %d just arrived\n", client_id);
-			broadcast(buf, &fdset, max_fd, server_fd, client_fd);
+			sprintf(msg, "server: client %d just arrived\n", client_id);
+			broadcast(msg, &fdset, max_fd, server_fd, client_fd);
 			client_id++;
 		}
 
@@ -122,13 +126,23 @@ int main(int ac, char **av) {
 				bzero(buf, BUFSIZE);
 				ret = recv(client_fd, buf, BUFSIZE, 0);
 				if (ret == 0) {
-					sprintf(buf, "server: client %d just left\n", clients[client_fd]);
-					broadcast(buf, &fdset, max_fd, server_fd, client_fd);
+					sprintf(msg, "server: client %d just left\n", clients[client_fd]);
+					broadcast(msg, &fdset, max_fd, server_fd, client_fd);
 					FD_CLR(client_fd, &fdset);
 				}
 				else if (ret > 0) {
-					sprintf(tmpbuf, "client %d: %s", clients[client_fd], buf);
-					broadcast(tmpbuf, &fdset, max_fd, server_fd, client_fd);
+
+					for(int i = 0, j = 0; buf[i] != '\n'; ++i, ++j) {
+						tmpbuf[j] = buf[i];
+						if (buf[i] == '\n') {
+							tmpbuf[j] = '\0';
+							sprintf(msg, "client %d: %s\n", clients[client_fd], tmpbuf);
+							broadcast(msg, &fdset, max_fd, server_fd, client_fd);
+							bzero(tmpbuf, strlen(tmpbuf));
+							j = -1;
+						}
+					}
+
 				}
 			}
 			client_fd++;