X-Authentication-Warning:	delorie.com: mail set sender to djgpp-bounces using -f
X-Received:	by 10.67.5.7 with SMTP id ci7mr2986331pad.45.1372314582705;
	Wed, 26 Jun 2013 23:29:42 -0700 (PDT)
X-Received:	by 10.50.4.99 with SMTP id j3mr1215851igj.6.1372314582539; Wed, 26
	Jun 2013 23:29:42 -0700 (PDT)
Newsgroups:	comp.os.msdos.djgpp
Date:	Wed, 26 Jun 2013 23:29:42 -0700 (PDT)
In-Reply-To:	<afa4175a-5054-468e-b350-5b8ec91de337@googlegroups.com>
Complaints-To:	groups-abuse AT google DOT com
Injection-Info:	glegroupsg2000goo.googlegroups.com; posting-host=71.222.72.40; posting-account=jrLHRgkAAABPV01ZW_RN_U6Tm5UnYNUx
NNTP-Posting-Host:	71.222.72.40
References:	<36e857f0-9899-496b-9fc6-32251e109888 AT googlegroups DOT com>
	<kpo3gh$4qo$1 AT speranza DOT aioe DOT org> <858cbded-7989-46e6-a997-93f842cdb3b0 AT googlegroups DOT com>
	<kq75ni$qvf$1 AT speranza DOT aioe DOT org> <020e0244-406c-4c1f-9dbc-d82a0fae976f AT googlegroups DOT com>
	<fa6e9d1a-62f9-42c9-a020-5c317d7c33da AT googlegroups DOT com> <efcd3df3-8410-4735-92c4-fee6c18e12fc AT googlegroups DOT com>
	<afa4175a-5054-468e-b350-5b8ec91de337 AT googlegroups DOT com>
User-Agent:	G2/1.0
MIME-Version:	1.0
Message-ID:	<7efccfc3-a8f0-4f91-84ff-f0d0fac82756@googlegroups.com>
Subject:	Re: General Protection Fault error is intermittent
From:	"K.J.Williams" <lordwilliams1972 AT gmail DOT com>
Injection-Date:	Thu, 27 Jun 2013 06:29:42 +0000
Bytes:	3219
Lines:	55
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp
Reply-To:	djgpp AT delorie DOT com
Errors-To:	nobody AT delorie DOT com
X-Mailing-List:	djgpp AT delorie DOT com
X-Unsubscribes-To:	listserv AT delorie DOT com

On Wednesday, June 26, 2013 7:24:34 AM UTC-7, rug DOT  DOT  DOT  AT gmail DOT com wrote:
> Hi,
> 
> 
> 
> On Tuesday, June 25, 2013 6:26:59 PM UTC-5, K.J.Williams wrote:
> 
> > 
> 
> > Well I have noticed this in some .h files (which I can read in
> 
> > RHIDE), they sometimes #include other .h(s) before the defintions.
> 
> > I thought , maybe string.h or stdio.h has a ctype.h included which
> 
> > is allowing me to get away from actually using #include<ctype.h>
> 
> > in my code that I was needing isspace(); for. But I immediately
> 
> > added that #include to my source code to prevent future problems
> 
> 
> 
> You mentioned C99 explicitly, so you must be targeting that. I'm
> 
> far from standards expert, but C89 (aka, ANSI C) only had 15
> 
> headers, and they were all standalone. (Doesn't mean they didn't
> 
> include system dependent stuff behind the scenes, but the 15
> 
> weren't mixed amongst themselves.)
> 
> 
> 
> C99 changed that, as I recently found out on djgpp-workers.
> 
> Apparently some are mixed these days, e.g. inttypes.h apparently
> 
> includes stdint.h. But you can't always count on such things
> 
> for other headers, so it's best to be explicit in always including
> 
> headers for functions you use.
> 
> 
> 
> http://stackoverflow.com/questions/2027991/list-of-standard-header-files-in-c-and-c
> 
> 
> 
> BTW, my recommendation (for you) is to use "-Wall -Wextra -Wpedantic -std=c99"
> 
> with latest GCC 4.8.1, though I doubt that will automatically avoid all possible errors. But hey, it's better than nothing.

Ok thanks... btw I am using GCC 4.7.3, the previous edition for building console programs.  

- Raw text -