Re: bash cores if nscd disabled on Solaris LDAP sasl/gssapi client

[Serge Dussud]

On 10/ 6/08 05:11 PM, Chet Ramey wrote:
> > > 2.  What library installs the `sigacthandler'?  It's not a function in
> > >     bash.  It is a symbol in libc, but there's no indication which
> > >     library installs it as a signal handler.
> > I have just tried psig on on running bash (in another config), and see 
> > that the function that set signals handler for SIGV is indeed:
> >
> > bash-3.2# pgrep bash
> > 16384
> > bash-3.2# psig 16384 | grep "^SEGV"
> > SEGV    blocked,caught  termsig_sighandler      0 
> > HUP,INT,ILL,TRAP,ABRT,EMT,FPE,BUS,SEGV,SYS,PIPE,ALRM,TERM,USR1,USR2,VTALRM,XCPU,XFSZ,LOST
> > bash-3.2#
> >
> > termsig_sighandler() is part bash source code (sig.c) if I am not mistaken.
>
> It is, but that's not what shows up in the call trace.  Is `sigacthandler'
> part of the Solaris signal trampoline code?

it's part of libc, sigaction() related code as far as I can tell:

http://src.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/lib/libc/port/threads/sigaction.c#283

I am not very familiar with this part of Solaris code to be honest.

Serge

> Chet