These two options are mutually exclusive, display error in that case: # nft -i -f test.nft Error: -i/--interactive and -f/--file options cannot be combined Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> --- src/main.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/src/main.c b/src/main.c index 9bd25db82343..cb20850b71c5 100644 --- a/src/main.c +++ b/src/main.c @@ -405,9 +405,19 @@ int main(int argc, char * const *argv) nft_ctx_set_dry_run(nft, true); break; case OPT_FILE: + if (interactive) { + fprintf(stderr, + "Error: -i/--interactive and -f/--file options cannot be combined\n"); + exit(EXIT_FAILURE); + } filename = optarg; break; case OPT_INTERACTIVE: + if (filename) { + fprintf(stderr, + "Error: -i/--interactive and -f/--file options cannot be combined\n"); + exit(EXIT_FAILURE); + } interactive = true; break; case OPT_INCLUDEPATH: -- 2.30.2