diff options
Diffstat (limited to 'readline.c')
| -rw-r--r-- | readline.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/readline.c b/readline.c index 9c4b68b53d..9c500f1fec 100644 --- a/readline.c +++ b/readline.c @@ -196,12 +196,14 @@ static void readline_up_char(ReadLineState *rs) static void readline_down_char(ReadLineState *rs) { - if (rs->hist_entry == READLINE_MAX_CMDS - 1 || rs->hist_entry == -1) - return; - if (rs->history[++rs->hist_entry] != NULL) { + if (rs->hist_entry == -1) + return; + if (rs->hist_entry < READLINE_MAX_CMDS - 1 && + rs->history[++rs->hist_entry] != NULL) { pstrcpy(rs->cmd_buf, sizeof(rs->cmd_buf), rs->history[rs->hist_entry]); } else { + rs->cmd_buf[0] = 0; rs->hist_entry = -1; } rs->cmd_buf_index = rs->cmd_buf_size = strlen(rs->cmd_buf); |