ieeefp.h: C++ guards

Corinna Vinschen vinschen@redhat.com
Mon Nov 7 17:08:00 GMT 2005


On Nov  7 11:45, Jeff Johnston wrote:
> Corinna Vinschen wrote:
> >On Nov  6 16:41, Yaakov S (Cygwin Ports) wrote:
> >
> >>The ieeefp.h header does not contain C++ guards.  Is there a reason for
> >>this?
> >>
> >>This particularly affects C++ perl extensions, as perl.h includes
> >>ieeefp.h, although I just ran across another, non-perl case where it
> >>caused a compilation error.
> >>
> >>
> >>Yaakov
> >
> >
> >This is a newlib issue since ieeefp.h is a newlib header file.  I've
> >redirected to the newlib list.  A patch like the below should do the
> >trick.  Jeff?
> >
> 
> Seems very sensible considering that a number of the identifiers are 
> also declared in math.h and protected there (e.g. isnan).
> 
> -- Jeff J.

Thanks, applied without the copy/pasted #define's :-}


Corinna


> >	* libc/include/ieeefp.h: Add C++ guards.
> >
> >
> >Index: libc/include/ieeefp.h
> >===================================================================
> >RCS file: /cvs/src/src/newlib/libc/include/ieeefp.h,v
> >retrieving revision 1.1.1.1
> >diff -u -p -r1.1.1.1 ieeefp.h
> >--- libc/include/ieeefp.h       17 Feb 2000 19:39:46 -0000      1.1.1.1
> >+++ libc/include/ieeefp.h       7 Nov 2005 16:26:24 -0000
> >@@ -5,6 +5,8 @@
> > 
> > #include <machine/ieeefp.h>
> > 
> >+#define _BEGIN_STD_C
> >+
> > /* FIXME FIXME FIXME:
> >    Neither of __ieee_{float,double}_shape_tape seem to be used anywhere
> >    except in libm/test.  If that is the case, please delete these from 
> >    here.
> >@@ -238,4 +240,6 @@ int _EXFUN(finitef, (float));
> > 
> > #endif /* _DOUBLE_IS_32BITS */
> > 
> >+#define _END_STD_C
> >+
> > #endif /* _IEEE_FP_H_ */
> >
> >

-- 
Corinna Vinschen
Cygwin Project Co-Leader
Red Hat, Inc.

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