fontpath from fontconfig: was -> [changeset] print.m (matlab compatibility)

[Ben Abbott]

On Mar 12, 2009, at 1:16 AM, John W. Eaton wrote:

> On 11-Mar-2009, Ben Abbott wrote:
>
> | Octave has two font paths that need to be set.
> |
> | 	GDFONTPATH sets the path for gdlib (bitmap canvases)
> |
> | 	GNUPLOT_FONTPATH sets the postscript fontpath for gnuplot
> |
> | I written a m-function to construct each from info supplied by
> | fontconfig. There may be a better way of doing this (I'm new to
> | fontconfig).
> |
> | 	[GDFONTPATH, true_type_fonts] = fontpath_form_fontconf (".ttf");
> |
> | 	[GNUPLOT_FONTPATH, type_1_fonts] = fontpath_form_fontconf (".pfa");
> |
> | My thought is to set these environment variables, for each  
> instance of
> | gnuplot, each time gnuplot_drawnow opens a plot stream.
> |
> | For anyone willing to test this on their systems (Window's users are
> | of greatest interest), I've attached both a changeset as well as the
> | function itself.
>
> If this is intended to be an internal function, then it should
> probably be named __fontpath_from_fontconfig__.
>
>  if (! strcmp (font_suffix, prior_suffix))
>    if (nargin > 0)
>      [status, font_list] = system (sprintf ("fc-list : file | grep '. 
> %s'", font_suffix));
>    else
>      [status, font_list] = system ("fc-list : file");
>    endif
>
> Don't you want to avoid depending on grep being available, for
> Windows?
>
> If you do use grep, then remember that . matches anything, so you
> probably want '\\.' in the sprintf format string.
>
> jwe

A corrected version is attached.

Testing under Linux and (esp) Windows would be appreciated.

Ben


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