isnanl() function: test for NaN, without requiring libm.
Files:
-lib/isnanl.h
+lib/isnanl-nolibm.h
lib/isnanl.c
+lib/isnan.c
+lib/float+.h
+m4/exponentl.m4
m4/isnanl.m4
-m4/longdouble.m4
+m4/math_h.m4
Depends-on:
+float
+fpieee
+memcmp
configure.ac:
gl_FUNC_ISNANL_NO_LIBM
+if test $gl_func_isnanl_no_libm != yes; then
+ AC_LIBOBJ([isnanl])
+ gl_PREREQ_ISNANL
+fi
Makefile.am:
Include:
-#if HAVE_LONG_DOUBLE
-# include "isnan.h"
-#endif
+"isnanl-nolibm.h"
License:
LGPL