mirror of git://gcc.gnu.org/git/gcc.git
33 lines
1.2 KiB
Plaintext
33 lines
1.2 KiB
Plaintext
# uintmax_t.m4 serial 7 (gettext-0.12)
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dnl Copyright (C) 1997-2003 Free Software Foundation, Inc.
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dnl This file is free software, distributed under the terms of the GNU
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dnl General Public License. As a special exception to the GNU General
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dnl Public License, this file may be distributed as part of a program
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dnl that contains a configuration script generated by Autoconf, under
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dnl the same distribution terms as the rest of that program.
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dnl From Paul Eggert.
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AC_PREREQ(2.13)
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# Define uintmax_t to 'unsigned long' or 'unsigned long long'
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# if it is not already defined in <stdint.h> or <inttypes.h>.
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AC_DEFUN([jm_AC_TYPE_UINTMAX_T],
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[
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AC_REQUIRE([jm_AC_HEADER_INTTYPES_H])
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AC_REQUIRE([jm_AC_HEADER_STDINT_H])
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if test $jm_ac_cv_header_inttypes_h = no && test $jm_ac_cv_header_stdint_h = no; then
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AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG])
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test $ac_cv_type_unsigned_long_long = yes \
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&& ac_type='unsigned long long' \
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|| ac_type='unsigned long'
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AC_DEFINE_UNQUOTED(uintmax_t, $ac_type,
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[Define to unsigned long or unsigned long long
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if <stdint.h> and <inttypes.h> don't define.])
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else
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AC_DEFINE(HAVE_UINTMAX_T, 1,
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[Define if you have the 'uintmax_t' type in <stdint.h> or <inttypes.h>.])
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fi
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])
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