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-rw-r--r--cmds-send.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/cmds-send.c b/cmds-send.c
index 59522c35..29a7dd34 100644
--- a/cmds-send.c
+++ b/cmds-send.c
@@ -429,6 +429,11 @@ int cmd_send_start(int argc, char **argv)
memset(&send, 0, sizeof(send));
send.dump_fd = fileno(stdout);
+ if (isatty(send.dump_fd)) {
+ fprintf(stderr, "ERROR: not dumping send stream into a terminal, redirect it into a file\n");
+ return 1;
+ }
+
while ((c = getopt(argc, argv, "vf:i:p:")) != -1) {
switch (c) {
case 'v':