Article View: borland.public.cppbuilder.nativeapi
Article #5616Re: Amount of open files
From: Sabetay Toros
Date: Thu, 04 Aug 2005 08:34
Date: Thu, 04 Aug 2005 08:34
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3007 bytes
Andreas Osswald wrote: > I want to know how many files are opened by my application without closing > it. You are right if you say the programm should know this. But if you > forgot once to use close() or you returned out of a function before you call > close() a stream keeps open. Under DOS-OS there was the possibility to use > flushall() it returned all open streams an it was helpful to find errors > like described. > > Andreas > > > "Andrue Cope [TeamB]" <no.spam@not.a.valid.address> schrieb im Newsbeitrag > news:42f095b9$1@newsgroups.borland.com... > >>Andreas Osswald wrote: >> >> >>>Hallo, is there any way to get the total amount of open files, opened >>>by the own application ? >> >>What do you mean exactly? >> >>If you want to know how many open files your application has at any one >>time then I'd have to question your overall design and implementation. >>IMO there should be no reason for you not to know that. A program that >>doesn't know what state it's in sounds very dubious to me. >> >>If you want to know how many files your application has opened in total >>(ie;how many times has open() been called) then I can think of no >>standard way to do that. The easiest way would be to have all file I/O >>open requests go through your own routine that can keep a count. This >>can only be enforced through programming convention but it's not a bad >>idea. >> >>We always use our own home grown functions (classes in more recent >>code) because for us having that kind of centralised control over file >>I/O offers many advantages. Logging all I/O is not something we bother >>with at the moment but it would certainly be one application. >> >>-- >>Andrue Cope [TeamB] >>[Bicester, Uk] >>http://info.borland.com/newsgroups/guide.html > > > Andreas, Did you compile your code with CodeGuard? CodeGuard must detect and report this kind of errors. Sabetay
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X-Google-Thread: 10cc67,6a0cee41cdcb7499 X-Google-Attributes: gid10cc67,public X-Google-Language: ENGLISH,ASCII-7-bit Date: Thu, 04 Aug 2005 11:34:17 +0300 From: Sabetay Toros <bilsarbiz@ttnet.net.tr> User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: borland.public.cppbuilder.nativeapi Subject: Re: Amount of open files References: <42f09312$1@newsgroups.borland.com> <42f095b9$1@newsgroups.borland.com> <42f0b912$1@newsgroups.borland.com> In-Reply-To: <42f0b912$1@newsgroups.borland.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit NNTP-Posting-Host: 81.213.124.231 Message-ID: <42f1d30a@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1123144458 81.213.124.231 (4 Aug 2005 01:34:18 -0700) Lines: 52 Path: arc1-ca.pugleaf.net!g2news1.google.com!news4.google.com!news.glorb.com!news.moat.net!news-out.newsfeeds.com!propagator3-LAX.newsfeeds.com!news-in.newsfeeds.com!news-in.superfeed.net!caladan.landsraad.net!newsgroups.borland.com!not-for-mail