diff options
Diffstat (limited to 'lib/readline_simple.c')
| -rw-r--r-- | lib/readline_simple.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/readline_simple.c b/lib/readline_simple.c index c4d3d240e5..80e075bc5c 100644 --- a/lib/readline_simple.c +++ b/lib/readline_simple.c @@ -35,11 +35,8 @@ static char * delete_char (char *buffer, char *p, int *colp, int *np, int plen) /* * Prompt for input and read a line. - * If CONFIG_BOOT_RETRY_TIME is defined and retry_time >= 0, - * time out when time goes past endtime (timebase time in ticks). * Return: number of read characters * -1 if break - * -2 if timed out */ int readline (const char *prompt, char *line, int len) { @@ -58,6 +55,8 @@ int readline (const char *prompt, char *line, int len) for (;;) { c = getchar(); + if (c < 0) + return (-1); /* * Special character handling |