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Article View: comp.sys.sgi.misc
Article #64

Re: Gethostbyname Error

#64
From: Dave Olson
Date: Wed, 23 Dec 1992 04:48
37 lines
2059 bytes
In <1992Dec21.181140.21504@news2.cis.umn.edu> coyle@mars.cs.umn.edu (Mark Stephan Coyle) writes:
| *****Well I am glad I fit in with what Dave expects from a programmer (-:)
| 
| 
| 
| Thanks for the response.  As I said, the code works fine on other machines,
| including Sparcs, Suns, and another SGI.  But on this machine, I get the following:
| 
| 
| dbx a.out
| dbx version 2.10 11/15/91 2:02
| Type 'help' for help.
| Reading symbolic information of `a.out' . . .
| main:29   29  sock=socket(AF_INET,SOCK_DGRAM,0);
| (dbx) run 2001
| Interrupt
| (dbx) run 2001
| Process 14353 (a.out) started
| Process 14353 (a.out) Segmentation fault [main:42 +0x8,0x4002d8]
|   42  bcopy(hp->h_addr, &(server.sin_addr.s_addr),hp->h_length);
| (dbx) where
| >  0 main(argc = 2, argv = 0x7fffc784) ["/usr/people/coyle/devel/flight/Sockets/i_net_send.c":42, 0x4002d8]
| 
| 
| Interstingly, and possibly connected, is what I get when I try to print
| out some simple tracing commands using printf.  Note that I segment fault
| if I do the gethostbyname call, and then use printf, even if I exit immediately after the printf call:

Your test program works fine for me, -O, and -g, on 3 different
machines, with 3 different OS's and development releases...

That is whether the gethostbyname succeeds or fails (I tried
both).
--
Let no one tell me that silence gives consent,  |   Dave Olson
because whoever is silent dissents.             |   Silicon Graphics, Inc.
    Maria Isabel Barreno                        |   olson@sgi.com
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Message-ID: <tumomuk@zuni.esd.sgi.com>
Path: arc1-ca.pugleaf.net!sparky!uunet!cs.utexas.edu!sun-barr!ames!sgi!twilight!zuni!anchor!olson
References: <1992Dec21.033141.15406@news2.cis.umn.edu> <ts526sg@zuni.esd.sgi.com> <1992Dec21.181140.21504@news2.cis.umn.edu>

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Newsgroups: comp.sys.sgi.misc
Path: arc1-ca.pugleaf.net!sparky!uunet!cs.utexas.edu!sun-barr!ames!sgi!twilight!zuni!anchor!olson
From: olson@anchor.esd.sgi.com (Dave Olson)
Subject: Re: Gethostbyname Error
Message-ID: <tumomuk@zuni.esd.sgi.com>
Sender: news@zuni.esd.sgi.com (Net News)
Organization:  Silicon Graphics, Inc.  Mountain View, CA
References: <1992Dec21.033141.15406@news2.cis.umn.edu> <ts526sg@zuni.esd.sgi.com> <1992Dec21.181140.21504@news2.cis.umn.edu>
Date: Wed, 23 Dec 92 04:48:45 GMT
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