On Wed, Apr 25, 2012 at 9:20 PM, Tomasz Czapiewski <[email protected]> wrote: > On Tue, 24 Apr 2012, Denys Vlasenko wrote: > >> On Tue, Apr 24, 2012 at 9:55 PM, Tomasz Czapiewski <[email protected]> wrote: >>>> >>>> Let's verify that. >>>> Can you add a debugging printout in getty_main() here? >>>> >>>> /* Create new session and pgrp, lose controlling tty */ >>>> bb_error_msg("pid:%d", getpid()); >>>> bb_error_msg("sid:%d", getsid(0)); >>>> pid = setsid(); /* this also gives us our pid :) */ >>>> if (pid < 0) { >>>> ... >>>> >>>> run it and tell me what do you observe? >>> >>> >> >> Thanks. I need more data. Can you add these printouts? >> >> fd = open("/dev/tty", O_RDWR | O_NONBLOCK); >> bb_error_msg("dev tty fd:%d", fd); >> if (fd >= 0) { >> bb_error_msg("doing NOTTY"); >> ioctl(fd, TIOCNOTTY); >> bb_error_msg("done NOTTY"); >> close(fd); >> } >> bb_error_msg("end of if"); >> } >> > > starting pid 1, tty '/dev/ttyS0': '/sbin/getty -L ttyS0 115200 vt102' > getty: pid:851 > getty: sid:851 > getty: dev tty fd:3 > getty: doing NOTTY > > starting pid 1, tty '/dev/ttyS0': '/sbin/getty -L ttyS0 115200 vt102' > process '/sbin/getty -L ttyS0 115200 vt102' (pid 851) exited. Scheduling for > restart.
Thanks. I think I know what's the problem. Try this patch: http://busybox.net/downloads/fixes-1.20.0/busybox-1.20.0-getty.patch -- vda _______________________________________________ busybox mailing list [email protected] http://lists.busybox.net/mailman/listinfo/busybox
