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Allow the file descriptor received from the client to be -1 - it can be on

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Cygwin when stdin is not a terminal. Reported by A Young, SF bug 52.
This commit is contained in:
Nicholas Marriott 2013-08-01 23:42:39 +01:00
parent bcd9bcae2a
commit 3a13e066ba
1 changed files with 2 additions and 3 deletions
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5
server-client.c
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@ -829,9 +829,6 @@ server_client_msg_dispatch(struct client *c)
#ifdef __CYGWIN__
imsg.fd = open(identifydata.ttyname, O_RDWR|O_NOCTTY);
#endif
if (imsg.fd == -1)
fatalx("MSG_IDENTIFY missing fd");
server_client_msg_identify(c, &identifydata, imsg.fd);
break;
case MSG_STDIN:
@ -975,6 +972,8 @@ server_client_msg_identify(
return;
}
if (fd == -1)
return;
if (!isatty(fd)) {
close(fd);
return;