Re: Platform-specific symbols in cus-start.el

[David Reitter]

On Mar 21, 2009, at 5:48 AM, Eli Zaretskii wrote:
> was incomplete.  You cannot just add platform-specific symbols to
> cus-start.el, because building Emacs will then output warning
> messages, like this:

I see, thank you.  There's a couple more things that need to be done  
as well (such as defining the Nextstep group).

> You need to add something to the code that avoids warnings for symbols
> that are native to specific platforms.  See the change I committed; I
> have no way of testing that on NextStep, so please see that I didn't
> break anything.

Yes, this works.

Related to this, is the kludge below found in nsterm.m appropriate, or  
should cus-start be fixed?


  /* these are unsupported but we need the declarations to avoid  
whining
     messages from cus-start.el */
  DEFVAR_BOOL ("x-use-underline-position-properties",
               &x_use_underline_position_properties,
     doc: /* NOT SUPPORTED UNDER NS.
*Non-nil means make use of UNDERLINE_POSITION font properties.
A value of nil means ignore them.  If you encounter fonts with bogus
UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
to 4.1, set this to nil.

NOTE: Not supported on Mac yet.  */);
  x_use_underline_position_properties = 0;

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