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Re: rat and rats ported from octave-forge
From: |
David Bateman |
Subject: |
Re: rat and rats ported from octave-forge |
Date: |
Thu, 26 Jul 2007 18:41:23 +0200 |
User-agent: |
Thunderbird 1.5.0.7 (X11/20060921) |
David Bateman wrote:
> John W. Eaton wrote:
>
>> I think the source of the problem is that the string computed by rats
>> should be a character array with the same number of rows as the
>> original numeric matrix instead of a character array with one row and
>> embedded newline characters. If it were, then Octave would display it
>> as you expect.
>>
>>
>>
> So what is the best way of converting a "\n" line terminated string into
> an appropriate character matrix? Does any code exist for it already?
> Unfortunately we can't guarantee that the string length between the "\n"
> will be identical, This might mean that its better to do rats separately
> than the "format rat" code...
>
> D.
>
>
This version of the patch should do it, though there might be a better way..
D.
--
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*** ./src/pr-output.cc.orig2 2007-07-26 17:55:10.820091559 +0200
--- ./src/pr-output.cc 2007-07-26 18:38:26.464646219 +0200
***************
*** 2765,2771 ****
rat_format = true;
std::ostringstream buf;
args(0).print (buf);
! retval = buf.str ();
rat_format = save_rat_format;
}
else
--- 2765,2788 ----
rat_format = true;
std::ostringstream buf;
args(0).print (buf);
! std::string s = buf.str ();
! string_vector sv;
! size_t n = 0;
! while (true)
! {
! size_t m = s.find_first_of ('\n', n);
! if (m == NPOS)
! {
! sv.append (s.substr (n, m));
! break;
! }
! else
! {
! sv.append (s.substr (n, m - n));
! n = m + 1;
! }
! }
! retval = octave_value (sv);
rat_format = save_rat_format;
}
else
glpk.h, John W. Eaton, 2007/07/26
- Re: glpk.h, Donald Parsons, 2007/07/26
- Re: glpk.h, John W. Eaton, 2007/07/27
- Re: glpk.h, Donald Parsons, 2007/07/27
- Re: glpk.h, John W. Eaton, 2007/07/27
- Re: glpk.h, Donald Parsons, 2007/07/27