| 1 | # uintmax_t.m4 serial 7 (gettext-0.12) |
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| 2 | dnl Copyright (C) 1997-2003 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_PREREQ(2.13) |
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| 12 | |
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| 13 | # Define uintmax_t to 'unsigned long' or 'unsigned long long' |
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| 14 | # if it is not already defined in <stdint.h> or <inttypes.h>. |
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| 15 | |
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| 16 | AC_DEFUN([jm_AC_TYPE_UINTMAX_T], |
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| 17 | [ |
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| 18 | AC_REQUIRE([jm_AC_HEADER_INTTYPES_H]) |
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| 19 | AC_REQUIRE([jm_AC_HEADER_STDINT_H]) |
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| 20 | if test $jm_ac_cv_header_inttypes_h = no && test $jm_ac_cv_header_stdint_h = no; then |
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| 21 | AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG]) |
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| 22 | test $ac_cv_type_unsigned_long_long = yes \ |
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| 23 | && ac_type='unsigned long long' \ |
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| 24 | || ac_type='unsigned long' |
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| 25 | AC_DEFINE_UNQUOTED(uintmax_t, $ac_type, |
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| 26 | [Define to unsigned long or unsigned long long |
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| 27 | if <stdint.h> and <inttypes.h> don't define.]) |
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| 28 | else |
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| 29 | AC_DEFINE(HAVE_UINTMAX_T, 1, |
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| 30 | [Define if you have the 'uintmax_t' type in <stdint.h> or <inttypes.h>.]) |
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| 31 | fi |
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| 32 | ]) |
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