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root/radiance/ray/src/common/calfunc.c
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Comparing ray/src/common/calfunc.c (file contents):
Revision 1.8 by greg, Tue Jul 16 14:26:18 1991 UTC vs.
Revision 1.9 by greg, Fri Aug 2 14:11:17 1991 UTC

# Line 382 | Line 382 | register VARDEF  *vp;
382      errno = 0;
383      d = (*vp->lib->f)(vp->lib->fname);
384   #ifdef  IEEE
385 <    if (!finite(d))
386 <        errno = EDOM;
385 >    if (errno == 0)
386 >        if (isnan(d))
387 >            errno = EDOM;
388 >        else if (isinf(d))
389 >            errno = ERANGE;
390   #endif
391      if (errno) {
392          wputs(fname);

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