Re: OCTAVE_PROG_GHOSTSCRIPT for windows

[Marco Atzeri]

--- Dom 22/11/09, Tatsuro MATSUOKA <address@hidden> ha scritto:

> Da: Tatsuro MATSUOKA <address@hidden>
> Oggetto: Re: OCTAVE_PROG_GHOSTSCRIPT for windows
> A: "Ben Abbott" <address@hidden>, "Marco Atzeri" <address@hidden>
> Cc: address@hidden
> Data: Domenica 22 novembre 2009, 03:25
> Hello
> 
> --- Ben Abbott > wrote:
> 
> > 
> > On Nov 21, 2009, at 5:42 PM, Tatsuro MATSUOKA wrote:
> > 
> > > Hello
> > > 
> > > 
> > > In 'acinclude.m4' in the development source, I
> found
> > > 
> > > dnl OCTAVE_PROG_GHOSTSCRIPT
> > > AC_DEFUN([OCTAVE_PROG_GHOSTSCRIPT], [
> > >  case "$canonical_host_type" in
> > >    *-*-cygwin* | *-*-mingw32* |
> *-*-msdosmsvc)
> > >      gs_names="gs gswin32"
> > >    ;;
> > >    *)
> > >      gs_names=gs
> > >    ;;
> > >  esac
> > > **********
> > > In Cygwin, is gs_names="gs gswin32" required? On
> cygwin, I am using 'gs.exe' on cygwin.
> > > 
> > > 
> > >      gs_names="gs gswin32"
> > > 
> > > Is it better to be
> > >      gs_names="gs gswin32c"
> > > 
> > > This has been discussed in quite recently for pdf
> printing on windows.
> > > 
> > > http://old.nabble.com/Print-to-PDF-under-Windows-to26433734.html
> > > 
> > > Regards
> > 
> > For the print() function, should we look for "gs.exe"
> if the "gswin32c.exe" is not found?
> 
>   if (isunix ())
>     persistent ghostscript_binary = "gs";
>   elseif (ispc ())
> 
> If isunix() is false on cygwin, print() function shoud look
> for "gs.exe" because "gs.exe" is default
> ghostscript command on cygwin.
> 
> 
> BTW, what I thought about why cygwin is included in the
> 'case esac' after the first post. I suspect
> that the 'case' here cares cygwin users who use native
> windows version ghostscript but do not use
> cygwin version of ghostscript.
> 
> 
> However is this kind of care really necessary?  
> 
> If it is necessary, the 'case esac' is to be 
> ****   
>   case "$canonical_host_type" in
>     *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc)
>       gs_names="gs gswin32c"
>     ;;
>     *)
>       gs_names=gs
>     ;;
>   esac
> *******
> otherwise,
> ****   
>   case "$canonical_host_type" in
>     *-*-mingw32* | *-*-msdosmsvc)
>       gs_names="gswin32c"
>     ;;
>     *)
>       gs_names=gs
>     ;;
>   esac
> *******
> 
> It would be better to hear Marco's comments.  Marco is
> the maintainer of the cygwin version of the
> octave.
> 

the 2nd way is the right way. 
Cygwin aims to work as a standard unix/linux platform.

> Regards
> 
> Tatsuro

Marco