From: dahms@ifk20.mach.uni-karlsruhe.de
Subject: RE: cygwin.dll bug
30 Jan 1997 21:00:05 -0800
Approved: cygnus.gnu-win32@cygnus.com
Distribution: cygnus
Message-ID: <009AF2AB.68E7EB80.8733.cygnus.gnu-win32@ifk20.mach.uni-karlsruhe.de>
Original-To: colin@bird.fu.is.saga-u.ac.jp
Original-CC: gnu-win32@cygnus.com, dahms@ifk20.mach.uni-karlsruhe.de
Original-Sender: owner-gnu-win32@cygnus.com

Hi, you wrote:

: >Program received signal SIGSEGV, Segmentation fault.
: >strncpy (dst=0x263eb30 "H_c\002\027&@", src=0x0, n=20)
 
: The debugger appears to be telling you that you called strncpy with a null
: src pointer (src=0x0), which would indeed cause a segmentation fault. If
: your code is not at fault then something truly bizarre is happening to make
: the src pointer zero before it gets to the strncpy function. I have to
: admit I suspect the calling code (i.e. your code), not the library... sorry.

I hope that's not very old, bad code relying to dereference NULL...


Bye, Heribert (dahms@ifk20.mach.uni-karlsruhe.de)
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