Description:
copysign() function: copy sign into another 'double' number.

Files:
lib/copysign.c
m4/copysign.m4
m4/mathfunc.m4

Depends-on:
math
signbit         [test $HAVE_COPYSIGN = 0]

configure.ac:
gl_FUNC_COPYSIGN
gl_CONDITIONAL([GL_COND_OBJ_COPYSIGN], [test $HAVE_COPYSIGN = 0])
gl_MATH_MODULE_INDICATOR([copysign])

Makefile.am:
if GL_COND_OBJ_COPYSIGN
lib_SOURCES += copysign.c
endif

Include:
<math.h>

Link:
$(COPYSIGN_LIBM)

License:
LGPL

Maintainer:
all