X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fmath_h.m4;h=00cbeb78eabe755bf1c26c34003e6aaa64ac3203;hb=89b39efd31cd0ffdaf05c9785c1af1e479728472;hp=b7a273860469008294192fc3cd24387a7a82ef7b;hpb=2cc4af230b9c35894b9e6e3515681c0a313ad3cc;p=gnulib.git

diff --git a/m4/math_h.m4 b/m4/math_h.m4
index b7a273860..00cbeb78e 100644
--- a/m4/math_h.m4
+++ b/m4/math_h.m4
@@ -1,5 +1,5 @@
-# math_h.m4 serial 13
-dnl Copyright (C) 2007-2008 Free Software Foundation, Inc.
+# math_h.m4 serial 14
+dnl Copyright (C) 2007-2010 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.
@@ -15,9 +15,9 @@ AC_DEFUN([gl_MATH_H],
         test only needs to fail when NAN is provided but wrong.  */
          float f = 1.0f;
 #ifdef NAN
-	 f = NAN;
+         f = NAN;
 #endif
-	 return f == 0;]])],
+         return f == 0;]])],
       [gl_cv_header_math_nan_works=yes],
       [gl_cv_header_math_nan_works=no])])
   if test $gl_cv_header_math_nan_works = no; then
@@ -26,8 +26,8 @@ AC_DEFUN([gl_MATH_H],
   AC_CACHE_CHECK([whether HUGE_VAL works], [gl_cv_header_math_huge_val_works],
     [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <math.h>]],
       [[/* Solaris 10 has a broken definition of HUGE_VAL.  */
-	 double d = HUGE_VAL;
-	 return d == 0;]])],
+         double d = HUGE_VAL;
+         return d == 0;]])],
       [gl_cv_header_math_huge_val_works=yes],
       [gl_cv_header_math_huge_val_works=no])])
   if test $gl_cv_header_math_huge_val_works = no; then
@@ -53,6 +53,9 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   GNULIB_ISFINITE=0; AC_SUBST([GNULIB_ISFINITE])
   GNULIB_ISINF=0;    AC_SUBST([GNULIB_ISINF])
   GNULIB_ISNAN=0;    AC_SUBST([GNULIB_ISNAN])
+  GNULIB_ISNANF=0;   AC_SUBST([GNULIB_ISNANF])
+  GNULIB_ISNAND=0;   AC_SUBST([GNULIB_ISNAND])
+  GNULIB_ISNANL=0;   AC_SUBST([GNULIB_ISNANL])
   GNULIB_LDEXPL=0;   AC_SUBST([GNULIB_LDEXPL])
   GNULIB_MATHL=0;    AC_SUBST([GNULIB_MATHL])
   GNULIB_ROUND=0;    AC_SUBST([GNULIB_ROUND])
@@ -63,6 +66,9 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   GNULIB_TRUNCF=0;   AC_SUBST([GNULIB_TRUNCF])
   GNULIB_TRUNCL=0;   AC_SUBST([GNULIB_TRUNCL])
   dnl Assume proper GNU behavior unless another module says otherwise.
+  HAVE_ISNANF=1;               AC_SUBST([HAVE_ISNANF])
+  HAVE_ISNAND=1;               AC_SUBST([HAVE_ISNAND])
+  HAVE_ISNANL=1;               AC_SUBST([HAVE_ISNANL])
   HAVE_DECL_ACOSL=1;           AC_SUBST([HAVE_DECL_ACOSL])
   HAVE_DECL_ASINL=1;           AC_SUBST([HAVE_DECL_ASINL])
   HAVE_DECL_ATANL=1;           AC_SUBST([HAVE_DECL_ATANL])