Mercurial > gnulib
view m4/fabsf.m4 @ 39870:eaceb00fc84b
timevar: Include documentation in gnulib manual.
* doc/timevar.texi: Change node and section name to 'Profiling of
program phases'.
In the code snippets, tweak the #includes and use GNU coding style.
* doc/gnulib.texi: Include timevar.texi.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sun, 30 Sep 2018 19:27:56 +0200 |
parents | 10eb9086bea0 |
children | b06060465f09 |
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# fabsf.m4 serial 3 dnl Copyright (C) 2011-2018 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. AC_DEFUN([gl_FUNC_FABSF], [ AC_REQUIRE([gl_MATH_H_DEFAULTS]) AC_REQUIRE([gl_FUNC_FABS]) dnl Persuade glibc <math.h> to declare fabsf(). AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) dnl Test whether fabsf() exists. We cannot assume that fabsf(), if it dnl exists, is defined in the same library as fabs(). This is not the case dnl on FreeBSD, NetBSD, OpenBSD. gl_MATHFUNC([fabsf], [float], [(float)]) if test $gl_cv_func_fabsf_no_libm = no \ && test $gl_cv_func_fabsf_in_libm = no; then HAVE_FABSF=0 FABSF_LIBM="$FABS_LIBM" fi AC_SUBST([FABSF_LIBM]) ])