X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Flonglong.m4;h=7b399e012828f10870999edcb98757ba07217d72;hb=95d2aaeab5b8caa01c776d3afa097220cd8982b9;hp=44f7ce360325e5ef8644e267538ab6f9ec0e1a68;hpb=d95a63208238ccafa49aae5ac4abc223aad443b3;p=gnulib.git

diff --git a/m4/longlong.m4 b/m4/longlong.m4
index 44f7ce360..7b399e012 100644
--- a/m4/longlong.m4
+++ b/m4/longlong.m4
@@ -1,17 +1,23 @@
-#serial 3
+# longlong.m4 serial 5
+dnl Copyright (C) 1999-2004 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.
 
 dnl From Paul Eggert.
 
-AC_DEFUN([jm_AC_TYPE_UNSIGNED_LONG_LONG],
+# Define HAVE_LONG_LONG if 'long long' works.
+
+AC_DEFUN([gl_AC_TYPE_LONG_LONG],
 [
-  AC_CACHE_CHECK([for unsigned long long], ac_cv_type_unsigned_long_long,
-  [AC_TRY_LINK([unsigned long long ull = 1; int i = 63;],
-    [unsigned long long ullmax = (unsigned long long) -1;
-     return ull << i | ull >> i | ullmax / ull | ullmax % ull;],
-    ac_cv_type_unsigned_long_long=yes,
-    ac_cv_type_unsigned_long_long=no)])
-  if test $ac_cv_type_unsigned_long_long = yes; then
-    AC_DEFINE(HAVE_UNSIGNED_LONG_LONG, 1,
-      [Define if you have the unsigned long long type.])
+  AC_CACHE_CHECK([for long long], ac_cv_type_long_long,
+  [AC_TRY_LINK([long long ll = 1LL; int i = 63;],
+    [long long llmax = (long long) -1;
+     return ll << i | ll >> i | llmax / ll | llmax % ll;],
+    ac_cv_type_long_long=yes,
+    ac_cv_type_long_long=no)])
+  if test $ac_cv_type_long_long = yes; then
+    AC_DEFINE(HAVE_LONG_LONG, 1,
+      [Define if you have the 'long long' type.])
   fi
 ])