X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fprintf-frexpl.m4;h=9c13d4e7f58461ca376c8efbcfdcd01bd8ea1f0c;hb=6f0680eb29a1737d704a1df26aafc00490cd34d8;hp=f2eb2004bc48bf96cba4e3cc6b875e84cce5e625;hpb=42d1eda5dcce2d68deab7a642e7f29bcd7144a0d;p=gnulib.git

diff --git a/m4/printf-frexpl.m4 b/m4/printf-frexpl.m4
index f2eb2004b..9c13d4e7f 100644
--- a/m4/printf-frexpl.m4
+++ b/m4/printf-frexpl.m4
@@ -1,5 +1,5 @@
-# printf-frexpl.m4 serial 6
-dnl Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+# printf-frexpl.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.
@@ -10,16 +10,7 @@ AC_DEFUN([gl_FUNC_PRINTF_FREXPL],
 [
   AC_REQUIRE([gl_MATH_H_DEFAULTS])
   dnl Subset of gl_FUNC_FREXPL_NO_LIBM.
-  AC_CACHE_CHECK([whether frexpl can be used without linking with libm],
-    [gl_cv_func_frexpl_no_libm],
-    [
-      AC_TRY_LINK([#include <math.h>
-                   long double x;
-                   int y;],
-                  [return frexpl (x, &y) < 1;],
-        [gl_cv_func_frexpl_no_libm=yes],
-        [gl_cv_func_frexpl_no_libm=no])
-    ])
+  gl_CHECK_FREXPL_NO_LIBM
   if test $gl_cv_func_frexpl_no_libm = yes; then
     gl_FUNC_FREXPL_WORKS
     case "$gl_cv_func_frexpl_works" in
@@ -39,16 +30,7 @@ AC_DEFUN([gl_FUNC_PRINTF_FREXPL],
     AC_CHECK_DECL([frexpl], , [HAVE_DECL_FREXPL=0], [#include <math.h>])
   fi
 
-  AC_CACHE_CHECK([whether ldexpl can be used without linking with libm],
-    [gl_cv_func_ldexpl_no_libm],
-    [
-      AC_TRY_LINK([#include <math.h>
-                   long double x;
-                   int y;],
-                  [return ldexpl (x, y) < 1;],
-        [gl_cv_func_ldexpl_no_libm=yes],
-        [gl_cv_func_ldexpl_no_libm=no])
-    ])
+  gl_CHECK_LDEXPL_NO_LIBM
   if test $gl_cv_func_ldexpl_no_libm = yes; then
     gl_FUNC_LDEXPL_WORKS
     case "$gl_cv_func_ldexpl_works" in