view modules/isnanf @ 15042:8e387f7f0bf9

memrchr: Move AC_LIBOBJ invocations to module description. * m4/memrchr.m4 (gl_FUNC_MEMRCHR): Call AC_CHECK_FUNCS instead of AC_REPLACE_FUNCS. Move AC_LIBOBJ and gl_PREREQ_MEMRCHR invocations from here... * modules/memrchr (configure.ac): ... to here.
author Bruno Haible <bruno@clisp.org>
date Sat, 21 May 2011 15:25:34 +0200
parents 369a2b1bfba1
children
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Description:
isnanf() function: test for NaN.

Files:
lib/isnanf.c
lib/isnan.c
lib/float+.h
m4/exponentf.m4
m4/isnanf.m4

Depends-on:
math
fpieee
memcmp

configure.ac:
gl_FUNC_ISNANF
m4_ifdef([gl_ISNAN], [
  AC_REQUIRE([gl_ISNAN])
])
if test $HAVE_ISNANF = 0 || test $REPLACE_ISNAN = 1; then
  AC_LIBOBJ([isnanf])
  gl_PREREQ_ISNANF
fi
gl_MATH_MODULE_INDICATOR([isnanf])

Makefile.am:

Include:
<math.h>

Link:
$(ISNANF_LIBM)

License:
LGPL

Maintainer:
Bruno Haible