_FPU_SETCW is undefined in libc5

[Brian Gough]

Thank you, I have added the patch.
best regards
Brian Gough

OKUJI Yoshinori writes:
 >   Hello,
 > 
 >   I compiled and checked gsl-0.6 on i586-pc-linux-gnulibc1, and I
 > found one problem in it. In "ieee-utils/fp-linux.c", _FPU_SETCW is
 > used unconditionally, but the macro is not defined in libc5,
 > unfortunately. So I had to patch the file, to run the tests. Here is
 > the patch:
 > 
 > --- gsl-0.6/ieee-utils/fp-linux.c.orig  Mon Jun 12 06:37:35 2000
 > +++ gsl-0.6/ieee-utils/fp-linux.c       Mon Jun 12 05:57:32 2000
 > @@ -22,6 +22,10 @@
 >  #include <gsl/gsl_errno.h>
 >  #include <gsl/gsl_ieee_utils.h>
 >  
 > +#ifndef _FPU_SETCW
 > +# define _FPU_SETCW(cw) __asm__ ("fldcw %0" : : "m" (*&cw))
 > +#endif
 > +
 >  int
 >  gsl_ieee_set_mode (int precision, int rounding, int exception_mask)
 >  {
 > 
 > 
 >   I just copied the definition from glibc-2.1.3. Although I don't
 > think the patch is very good, I hope that I've made it clear what is
 > my problem.
 > 
 > Thanks,
 > Okuji
 >