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Description:
signbit() macro: Determine the sign bit of a floating-point number.
Files:
lib/signbitf.c
lib/signbitd.c
lib/signbitl.c
lib/float+.h
m4/signbit.m4
Depends-on:
math
float [test $REPLACE_SIGNBIT = 1]
isnanf-nolibm [test $REPLACE_SIGNBIT = 1]
isnand-nolibm [test $REPLACE_SIGNBIT = 1]
isnanl-nolibm [test $REPLACE_SIGNBIT = 1]
fpieee [test $REPLACE_SIGNBIT = 1]
memcmp [test $REPLACE_SIGNBIT = 1]
configure.ac:
gl_SIGNBIT
if test $REPLACE_SIGNBIT = 1; then
AC_LIBOBJ([signbitf])
AC_LIBOBJ([signbitd])
AC_LIBOBJ([signbitl])
fi
gl_MATH_MODULE_INDICATOR([signbit])
Makefile.am:
Include:
<math.h>
License:
LGPL
Maintainer:
Bruno Haible
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