diff options
Diffstat (limited to 'contrib/bind9/bin/dig/nslookup.c')
| -rw-r--r-- | contrib/bind9/bin/dig/nslookup.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/contrib/bind9/bin/dig/nslookup.c b/contrib/bind9/bin/dig/nslookup.c index 3f5b82f..6864716 100644 --- a/contrib/bind9/bin/dig/nslookup.c +++ b/contrib/bind9/bin/dig/nslookup.c @@ -767,7 +767,8 @@ get_next_command(void) { if (interactive) { #ifdef HAVE_READLINE ptr = readline("> "); - add_history(ptr); + if (ptr != NULL && *ptr != '\0') + add_history(ptr); #else fputs("> ", stderr); fflush(stderr); |
