From: Marcus Sundberg <mackan@stacken.kth.se>
  To  : ggi-develop@eskimo.com
  Date: Sun, 25 Apr 1999 01:48:27 +0000

Re: LibGGI buglets

Andrew Apted wrote:
> 
> I wrote:
> 
> >  Secondly VT switching no longer works, the program gets killed with an
> >  "Unused signal" message, but this time the keyboard ISN'T restored from
> >  raw mode (needed ALT-SysRq-R to recover).
> 
> I've tracked this one down.  It happens because input/linux_kbd/input.c
> calls ggRegisterCleanup(), which calls register_sighandler(), which
> calls signal() on the SWITCHSIG setup by display/linvtswitch/visual.c,
> and this causes the behaviour to become SA_RESETHAND, thus linvtswitch's
> signal handler is set to SIG_DFL after the VT_PROCESS release signal
> comes in, thus causing the acquire signal to kill the program.
> 
> AAAAAAARRRRRRRRRGGGGGGGHHHHHHHHH  !
> 
> The solution is not to use signal() but always use sigaction().  Marcus,
> could you please fix that ?  Thanks heaps !

Ah, gotto love those little differences between libcand glibc...
Thanks for finding the problem, will fix.

//Marcus
-- 
-------------------------------+------------------------------------
        Marcus Sundberg        | http://www.stacken.kth.se/~mackan/
 Royal Institute of Technology |       Phone: +46 707 295404
       Stockholm, Sweden       |   E-Mail: mackan@stacken.kth.se