From mboxrd@z Thu Jan  1 00:00:00 1970
From: "deCarmo, Linden" <LDecarmo@convergentnet.com>
To: 'Keith Seitz' <keiths@cygnus.com>
Cc: "'insight@sourceware.cygnus.com'" <insight@sourceware.cygnus.com>
Subject: RE: FW: Interrupted system call problem
Date: Mon, 16 Apr 2001 14:59:00 -0000
Message-id: <33890A53976FD41191A800B0D03DF196953DD3@gator.techcontrol.com>
X-SW-Source: 2001-q2/msg00083.html

I pulled down the latest snapshot and everything works now.  Weird.

> -----Original Message-----
> From: Keith Seitz [ mailto:keiths@cygnus.com ]
> Sent: Friday, April 13, 2001 5:59 PM
> To: deCarmo, Linden
> Cc: 'insight@sourceware.cygnus.com'
> Subject: Re: FW: Interrupted system call problem
> 
> 
> On Thu, 12 Apr 2001, deCarmo, Linden wrote:
> 
> > I really would be grateful if someone had advice about how 
> to work around or
> > debug this.  It isn't a gdb issue and appears to be 
> specific to Insight and
> > select() on Solaris 8.  I even have tried multiple Solaris 8 boxes.
> 
> I've built a Solaris 8 Insight, and I don't see this problem.
> 
> Here's my testcase:
> 
> $ cat systemcall.c
> #include <unistd.h>
> #include <sys/time.h>
> #include <stdio.h>
> 
> int
> my_wait (long seconds, long microseconds)
> {
>   struct timeval tv;
> 
>   tv.tv_sec  = seconds;
>   tv.tv_usec = microseconds;
>   return (select (0, NULL, NULL, NULL, &tv));
> }
> 
> int
> main (int argc, char *argv[])
> {
>    int i;
> 
>    i = my_wait (15, 12345);
>    printf ("my_wait returned %d\n", i);
> 
>    exit (0);
> }
> $ gcc -g systemcall.c -o systemcall
> $ gdb -nw -q systemcall
> Reading symbols from systemcall...done.
> (gdb) r
> Starting program: /home/keiths/systemcall/systemcall 
> ^C
> Program received signal SIGINT, Interrupt.
> 0xff317ac8 in ?? ()
> (gdb) bt
> #0  0xff317ac8 in ?? ()
> #1  0x00010788 in my_wait (seconds=15, microseconds=12345) at 
> systemcall.c:12
> #2  0x000107bc in main (argc=1, argv=0xffbefb64) at systemcall.c:20
> (gdb) disassemble
> No function contains program counter for selected frame.
> (gdb)
> 
> If I do this with Insight, Insight stops but displays no 
> source and no 
> disassembly. It simply says "Select function to disassemble". Gdb is 
> lost, and, consequently, so is Insight.
> 
> This is with sources updated today from sources.redhat.com. Does this 
> testcase behave any differently for you?
> 
> Keith
>