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| author | Jim Meyering <jim@meyering.net> | 2003-08-17 17:57:38 +0000 |
|---|---|---|
| committer | Jim Meyering <jim@meyering.net> | 2003-08-17 17:57:38 +0000 |
| commit | 69d741ae8e8fcd1c18c965bac6e7cf147e96361b (patch) | |
| tree | 62e073815068d79325944748054095e31aba1134 /m4/longlong.m4 | |
| parent | 56f3c86407c47dde33e1c558312525a4a671b157 (diff) | |
| download | coreutils-69d741ae8e8fcd1c18c965bac6e7cf147e96361b.tar.xz | |
Sync with gnulib.
Diffstat (limited to 'm4/longlong.m4')
| -rw-r--r-- | m4/longlong.m4 | 28 |
1 files changed, 9 insertions, 19 deletions
diff --git a/m4/longlong.m4 b/m4/longlong.m4 index daa95c075..d7d7350b3 100644 --- a/m4/longlong.m4 +++ b/m4/longlong.m4 @@ -1,4 +1,10 @@ -#serial 2 +# longlong.m4 serial 4 +dnl Copyright (C) 1999-2003 Free Software Foundation, Inc. +dnl This file is free software, distributed under the terms of the GNU +dnl General Public License. As a special exception to the GNU General +dnl Public License, this file may be distributed as part of a program +dnl that contains a configuration script generated by Autoconf, under +dnl the same distribution terms as the rest of that program. dnl From Paul Eggert. @@ -7,29 +13,13 @@ dnl From Paul Eggert. AC_DEFUN([jm_AC_TYPE_LONG_LONG], [ AC_CACHE_CHECK([for long long], ac_cv_type_long_long, - [AC_TRY_LINK([long long ll = 1; int i = 63;], + [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 -]) - -# Define HAVE_UNSIGNED_LONG_LONG if 'unsigned long long' works. - -AC_DEFUN([jm_AC_TYPE_UNSIGNED_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.]) + [Define if you have the 'long long' type.]) fi ]) |