From: Nick Dokos <ndokos@gmail.com>
To: emacs-orgmode@gnu.org
Subject: Re: Capturing output from C/C++
Date: Thu, 05 Mar 2015 13:32:38 -0500 [thread overview]
Message-ID: <87ioefb8hl.fsf@alphaville.usersys.redhat.com> (raw)
In-Reply-To: y657fuvflzr.fsf@cryptoperthite.esd.mun.ca
Roger Mason <rmason@mun.ca> writes:
> Hello,
>
> I have a short C++ program:
>
> #+BEGIN_SRC cpp :flags -lm :results output
> #include <iostream>
> #include <fstream>
> #include <cmath> // for ceil
> #include <cstdlib> // for atof
>
> double f (double fv, double o, int i) {
> return fv / 2.0 + (1.0 - o) * fv * i;
> }
>
> int num (double d, double fv, double o) {
> return (int)ceil( d / ((1.0 - o) * fv ));
> }
>
> int main (int argc, char* argv[]) {
> if ( argc < 6 ) {
> std::cout << "Usage:\n" << std::endl;
> std::cout << "grid w fovx ox h fovy oy\n" << std::endl;
> return 1;
> }
> ...
> #+END_SRC
>
> that outputs some data to stdout.
>
> So far I have not been able to capture the output of the program back
> into to my org buffer.
>
> Is that possible and, if so, how?
>
You call your program with no arguments, which means that it returns 1,
which is interpreted as an error. Try returning 0 or fix the call so
that it goes through the path that returns 0.
Nick
prev parent reply other threads:[~2015-03-05 18:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-05 16:27 Capturing output from C/C++ Roger Mason
2015-03-05 18:00 ` John Kitchin
2015-03-05 18:06 ` Thierry Banel
2015-03-05 18:32 ` Nick Dokos [this message]
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