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btrfs-progs: do not send stream into a terminal

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Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
David Sterba 2012-10-25 17:27:57 +02:00
parent e1a97972ac
commit 043437d8e1
1 changed files with 5 additions and 0 deletions
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5
cmds-send.c
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@ -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':