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authorPeter Johnson <peter@tortall.net>2004-08-14 23:07:58 +0000
committerPeter Johnson <peter@tortall.net>2004-08-14 23:07:58 +0000
commitf094f47abbd13b58dc7820b6c895f658a3a26ddc (patch)
tree264789f6928b032ee0f516ab564a8b83f6a28816 /m4/ulonglong.m4
parent78a7672adb9af4d05313529364b513bdd1131b2b (diff)
downloadyasm-f094f47abbd13b58dc7820b6c895f658a3a26ddc.tar.gz
Update auto*, libtool, libltdl, and gettext scripts.
Make cross-building work by changing how re2c and other build tools are compiled. svn path=/trunk/yasm/; revision=1127
Diffstat (limited to 'm4/ulonglong.m4')
-rw-r--r--m4/ulonglong.m425
1 files changed, 25 insertions, 0 deletions
diff --git a/m4/ulonglong.m4 b/m4/ulonglong.m4
new file mode 100644
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+# ulonglong.m4 serial 3
+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.
+
+# 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 = 1ULL; 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.])
+ fi
+])