From: Nate Eldredge <neldredge AT hmc DOT edu>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: fprintf to HP Deskjet
Date: 29 Nov 1999 16:13:36 -0800
Organization: InterWorld Communications
Lines: 26
Message-ID: <83so1ohm4v.fsf@mercury.st.hmc.edu>
References: <81uq89$n0l$1 AT news2 DOT tor DOT accglobal DOT net>
NNTP-Posting-Host: mercury.st.hmc.edu
X-Trace: nntp1.interworld.net 943920884 10975 134.173.45.219 (30 Nov 1999 00:14:44 GMT)
X-Complaints-To: usenet AT nntp1 DOT interworld DOT net
NNTP-Posting-Date: 30 Nov 1999 00:14:44 GMT
X-Newsreader: Gnus v5.7/Emacs 20.4
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

"Michel Chassey" <michelc AT primus DOT ca> writes:

> Hello everyone,
> I invoke gcc : gcc -o f.exe f.c         (for testing)
> Here is the f.c listing :
> #include <stdio.h>
> int main( void )
> {
>  fprintf ( stdprn, "Hello World" );
>  return( 1 );
> }
> The printer goes though the motion of printing then hangs. Lights blink but
> no printing:
> result blank page.

Most printers need a form-feed sent to cause them to actually print
the page (until then, they just buffer it).  Try adding a "\f"
character to the string.

Incidentally, it's traditional for `main' to return 0 on "success",
and it appears your program should normally be successful.

-- 

Nate Eldredge
neldredge AT hmc DOT edu