bug 15:21

server.c

@@ -52,7 +52,7 @@ void run_server(const char* ip, const int port);
 int create_server_socket(const char* ip, const int port);
 static bool handle_http_request(int sockfd);
 bool show_page(int sockfd, char* htmldir);
-bool show_start_page(int sockfd, char* username);
+bool show_start_page(int sockfd, const char* username);
 
 int main(int argc, char** argv) {
     int port;
@@ -239,7 +239,7 @@ static bool handle_http_request(int sockfd) {
     return true;
 }
 
-bool show_page(int sockfd, char* htmldir) {
+bool show_page(int sockfd, const char* htmldir) {
     char buff[2049];
     int n;