-# floorl.m4 serial 5
-dnl Copyright (C) 2007, 2009-2010 Free Software Foundation, Inc.
+# floorl.m4 serial 7
+dnl Copyright (C) 2007, 2009-2011 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.
REPLACE_FLOORL=1
fi
else
- REPLACE_FLOORL=1
+ HAVE_DECL_FLOORL=0
fi
- if test $REPLACE_FLOORL = 1; then
+ if test $HAVE_DECL_FLOORL = 0 || test $REPLACE_FLOORL = 1; then
AC_LIBOBJ([floorl])
FLOORL_LIBM=
fi
[
gl_CACHE_VAL_SILENT([gl_cv_func_floorl_libm], [
gl_cv_func_floorl_libm=?
- AC_TRY_LINK([
- #ifndef __NO_MATH_INLINES
- # define __NO_MATH_INLINES 1 /* for glibc */
- #endif
- #include <math.h>
- long double x;],
- [x = floorl(x);],
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#ifndef __NO_MATH_INLINES
+ # define __NO_MATH_INLINES 1 /* for glibc */
+ #endif
+ #include <math.h>
+ long double x;]],
+ [[x = floorl(x);]])],
[gl_cv_func_floorl_libm=])
if test "$gl_cv_func_floorl_libm" = "?"; then
save_LIBS="$LIBS"
LIBS="$LIBS -lm"
- AC_TRY_LINK([
- #ifndef __NO_MATH_INLINES
- # define __NO_MATH_INLINES 1 /* for glibc */
- #endif
- #include <math.h>
- long double x;],
- [x = floorl(x);],
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#ifndef __NO_MATH_INLINES
+ # define __NO_MATH_INLINES 1 /* for glibc */
+ #endif
+ #include <math.h>
+ long double x;]],
+ [[x = floorl(x);]])],
[gl_cv_func_floorl_libm="-lm"])
LIBS="$save_LIBS"
fi