Last change
on this file since 668 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
1.0 KB
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1 | # ulonglong.m4 serial 2 (fileutils-4.0.32, gettext-0.10.40) |
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2 | dnl Copyright (C) 1999-2002 Free Software Foundation, Inc. |
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3 | dnl This file is free software, distributed under the terms of the GNU |
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4 | dnl General Public License. As a special exception to the GNU General |
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5 | dnl Public License, this file may be distributed as part of a program |
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6 | dnl that contains a configuration script generated by Autoconf, under |
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7 | dnl the same distribution terms as the rest of that program. |
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8 | |
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9 | dnl From Paul Eggert. |
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10 | |
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11 | AC_DEFUN([jm_AC_TYPE_UNSIGNED_LONG_LONG], |
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12 | [ |
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13 | AC_CACHE_CHECK([for unsigned long long], ac_cv_type_unsigned_long_long, |
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14 | [AC_TRY_LINK([unsigned long long ull = 1; int i = 63;], |
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15 | [unsigned long long ullmax = (unsigned long long) -1; |
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16 | return ull << i | ull >> i | ullmax / ull | ullmax % ull;], |
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17 | ac_cv_type_unsigned_long_long=yes, |
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18 | ac_cv_type_unsigned_long_long=no)]) |
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19 | if test $ac_cv_type_unsigned_long_long = yes; then |
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20 | AC_DEFINE(HAVE_UNSIGNED_LONG_LONG, 1, |
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21 | [Define if you have the unsigned long long type.]) |
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22 | fi |
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23 | ]) |
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