Chmouel Boudjnah wrote:
> Andrej Borsenkow <[EMAIL PROTECTED]> writes:
>
>
>>O.K., I have found why it happens. Here goes.
>>
>
> ok fixed in latest util-linux of cooker..
>
>
No, sorry. It now tries to open /dev/tty but in wrong place - in parent,
not in child.
(ttypts/2)% rpm -q util-linux
util-linux-2.11d-1mdk
1166 read(0, "b", 1) = 1
1166 read(0, "o", 1) = 1
1166 read(0, "r", 1) = 1
1166 read(0, "\n", 1) = 1
1166 execve("/bin/login", ["/bin/login", "--", "bor"], [/* 8 vars */]) = 0
...
1166 setsid() = -1 EPERM (Operation not permitted)
1166 open("/dev/tty3", O_RDWR|O_NONBLOCK|O_LARGEFILE) = 3
^^^^^^^^^^^^^^^^ useless here because ...
...
1166 fork() = 2397
2397 setsid() = 2397
^^^^^^^^ ... Oops!
2397 rt_sigaction(SIGHUP, {SIG_DFL}, {SIG_IGN}, 8) = 0
2397 rt_sigaction(SIGINT, {SIG_DFL}, {SIG_IGN}, 8) = 0
2397 msgget(501, 0x2|02) = 0
2397 chdir("/home/bor") = 0
2397 execve("/bin/zsh", ["-zsh"], [/* 6 vars */]) = 0
The same applies - setsid() in child resets ctty.
-andrej
