diff options
Diffstat (limited to 'vlib/vlib/unix/cli.c')
| -rw-r--r-- | vlib/vlib/unix/cli.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/vlib/vlib/unix/cli.c b/vlib/vlib/unix/cli.c index e36b80ad990..7d5e10b8b8e 100644 --- a/vlib/vlib/unix/cli.c +++ b/vlib/vlib/unix/cli.c @@ -2345,7 +2345,13 @@ unix_cli_resize_interrupt (int signum) (void) signum; /* Terminal resized, fetch the new size */ - ioctl (UNIX_CLI_STDIN_FD, TIOCGWINSZ, &ws); + if (ioctl (UNIX_CLI_STDIN_FD, TIOCGWINSZ, &ws) < 0) + { + /* "Should never happen..." */ + clib_unix_warning ("TIOCGWINSZ"); + /* We can't trust ws.XXX... */ + return; + } cf->width = ws.ws_col; cf->height = ws.ws_row; @@ -2380,7 +2386,7 @@ unix_cli_config (vlib_main_t * vm, unformat_input_t * input) /* Set stdin to be non-blocking. */ if ((flags = fcntl (UNIX_CLI_STDIN_FD, F_GETFL, 0)) < 0) flags = 0; - fcntl (UNIX_CLI_STDIN_FD, F_SETFL, flags | O_NONBLOCK); + (void) fcntl (UNIX_CLI_STDIN_FD, F_SETFL, flags | O_NONBLOCK); cf_index = unix_cli_file_add (cm, "stdin", UNIX_CLI_STDIN_FD); cf = pool_elt_at_index (cm->cli_file_pool, cf_index); |