Print the error if select fails

This commit is contained in:
nvt-se 2011-01-21 14:19:57 +00:00
parent 6fcef66675
commit 375e1d76ef

View file

@ -29,7 +29,7 @@
*
* This file is part of the Contiki OS
*
* $Id: contiki-main.c,v 1.13 2010/06/14 18:58:45 adamdunkels Exp $
* $Id: contiki-main.c,v 1.14 2011/01/21 14:19:57 nvt-se Exp $
*
*/
@ -79,15 +79,14 @@ main(void)
n = process_run();
tv.tv_sec = 0;
tv.tv_usec = 1;
FD_ZERO(&fds);
FD_SET(STDIN_FILENO, &fds);
select(1, &fds, NULL, NULL, &tv);
if(FD_ISSET(STDIN_FILENO, &fds)) {
if(select(1, &fds, NULL, NULL, &tv) < 0) {
perror("select");
} else if(FD_ISSET(STDIN_FILENO, &fds)) {
char c;
if(read(STDIN_FILENO, &c, 1) > 0) {
serial_line_input_byte(c);