build: allow disabling libreadline-support

This makes nftables a bit more embedded-friendly.

Signed-off-by: Steven Barth <cyrus@openwrt.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 5 insertions, 1 deletions

diff --git a/src/main.c b/src/main.c
index 2685b0db..3607bd58 100644
--- a/src/main.c
+++ b/src/main.c
@@ -335,7 +335,11 @@ int main(int argc, char * const *argv)
 		if (scanner_read_file(scanner, filename, &internal_location) < 0)
 			goto out;
 	} else if (interactive) {
-		cli_init(&state);
+		if (cli_init(&state) < 0) {
+			fprintf(stderr, "%s: interactive CLI not supported in this build\n",
+				argv[0]);
+			exit(NFT_EXIT_FAILURE);
+		}
 		return 0;
 	} else {
 		fprintf(stderr, "%s: no command specified\n", argv[0]);