Subject: Re: Need help with c!
Approved: clc AT plethora DOT net
References: <clcm-19990117-0010 AT plethora DOT net> <clcm-19990118-0001 AT plethora DOT net> <clcm-19990120-0006 AT plethora DOT net>
From: Francis Glassborow <francis AT robinton DOT demon DOT co DOT uk>
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Originator: clcm AT plethora DOT net (Comp Lang C'Moderated)
Date: Thu, 21 Jan 1999 17:17:02 GMT
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To: djgpp AT delorie DOT com
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For the benefit of other readers, in an offline exchange I have
ascertained that mohan is trying to execute his code with Windows98
without realising that such code must be run in a DOS Box

In article <clcm-19990120-0006 AT plethora DOT net>, Mohanaraj Gopala Krishnan
<mohangk AT pl DOT jaring DOT my> writes
>
>
>Francis Glassborow wrote:
>
>
>> OK you count through from 0 to array_size
>> >
>> >fscanf(fptr,"%d",*(pages_done++));
>> but here we have a very nasty trap
>> pages_done was a pointer to an int (I guess it is to be an array)
>> that means *(pages_done++) evaluates to the CONTENTS of the current
>> address in pages_done before incrementing the address.  But if you check
>> fscanf you will find that it needs an address of an int.
>>
>> you need to write:
>> fscanf(fptr,"%d", pages_done+i);
>>
>
>I have done the changes but to no avail!!!. When I trace through i still
>get
>stuck there. There is no problem if I have not already created a file
>chapter.dat. The problem arrises if the file already exists, it just
>stops
>running , gives a box which says program exit code 255 and there is also
>another window which pops up and states Exiting due to signal SIGSEGV
>and
>General Protection Fault at ...and there is a bunch of numbers!!! I am
>really stuck here and really cant figure anything out! Help please.
>Thank
>you.
>
>mohan

Francis Glassborow      Chair of Association of C & C++ Users
64 Southfield Rd
Oxford OX4 1PA          +44(0)1865 246490
All opinions are mine and do not represent those of any organisation
-- 
comp.lang.c.moderated - clcm AT plethora DOT net