glibc/include/math.h
Thomas Schwinge 572676160d New <math.h> macro named issignaling to check for a signaling NaN (sNaN).
It is based on draft TS 18661 and currently enabled as a GNU extension.
2013-04-02 13:51:02 +02:00

44 lines
936 B
C

#ifndef _MATH_H
#include <math/math.h>
#ifndef _ISOMAC
/* Now define the internal interfaces. */
extern int __matherr (struct exception *__exc);
# if !defined NOT_IN_libc || defined IS_IN_libm
hidden_proto (__finite)
hidden_proto (__isinf)
hidden_proto (__isnan)
hidden_proto (__finitef)
hidden_proto (__isinff)
hidden_proto (__isnanf)
# ifndef __NO_LONG_DOUBLE_MATH
hidden_proto (__finitel)
hidden_proto (__isinfl)
hidden_proto (__isnanl)
# endif
# endif
libm_hidden_proto (__fpclassify)
libm_hidden_proto (__fpclassifyf)
libm_hidden_proto (__issignaling)
libm_hidden_proto (__issignalingf)
libm_hidden_proto (__exp)
libm_hidden_proto (__expf)
# ifndef __NO_LONG_DOUBLE_MATH
libm_hidden_proto (__fpclassifyl)
libm_hidden_proto (__issignalingl)
libm_hidden_proto (__expl)
libm_hidden_proto (__expm1l)
# endif
extern int __isinf_ns (double);
extern int __isinf_nsf (float);
extern int __isinf_nsl (long double);
#endif
#endif