Re: kern/38670: ^Z does not work anymore for this program.

[christos%zoulas.com@localhost (Christos Zoulas)]

The following reply was made to PR kern/38670; it has been noted by GNATS.

From: christos%zoulas.com@localhost (Christos Zoulas)
To: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost, 
        gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
Cc: 
Subject: Re: kern/38670: ^Z does not work anymore for this program.
Date: Sun, 18 May 2008 13:46:57 -0400

 On May 18,  2:30pm, ad%netbsd.org@localhost (Andrew Doran) wrote:
 -- Subject: Re: kern/38670: ^Z does not work anymore for this program.
 
 | The following reply was made to PR kern/38670; it has been noted by GNATS.
 | 
 | From: Andrew Doran <ad%netbsd.org@localhost>
 | To: gnats-bugs%NetBSD.org@localhost
 | Cc: 
 | Subject: Re: kern/38670: ^Z does not work anymore for this program.
 | Date: Sun, 18 May 2008 15:29:45 +0100
 | 
 |  kern_sig.c:
 |  
 |     1607                     if ((p->p_sflag & PS_PPWAIT) != 0)
 |     1608                             sigminusset(&stopsigmask, &ss);
 |  ...
 |     1644              * by the debugger.  If the our parent process is 
waiting
 |     1645              * for us, don't hang as we could deadlock.
 |     1646              */
 |     1647             if ((p->p_slflag & PSL_TRACED) != 0 &&
 |     1648                 (p->p_sflag & PS_PPWAIT) == 0 && signo != SIGKILL) {
 |  
 |  That seems to have come in with 4.4BSD, not sure what it's all about.
 
 The regression has been introduced recently though. This works fine with
 NetBSD rebar.astron.com 4.99.1 NetBSD 4.99.1 (ASTRON) #2: Fri Sep  8 15:10:53 
EDT 2006  
christos%rebar.astron.com@localhost:/usr/src/sys/arch/i386/compile/ASTRON i38
 
 christos