diff options
Diffstat (limited to 'key-string.c')
| -rw-r--r-- | key-string.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/key-string.c b/key-string.c index b6474c4f..88cd2a32 100644 --- a/key-string.c +++ b/key-string.c @@ -238,8 +238,10 @@ key_string_lookup_key(int key) } /* Invalid keys are errors. */ - if (key == 127 || key > 255) - return (NULL); + if (key == 127 || key > 255) { + snprintf(out, sizeof out, "<INVALID#%04x>", key); + return (out); + } /* Check for standard or control key. */ if (key >= 0 && key <= 32) { |