| 1 | /*
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| 2 | * mbsupport.h --- Localize determination of whether we have multibyte stuff.
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * Copyright (C) 2004, 2005 the Free Software Foundation, Inc.
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| 7 | *
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| 8 | * This file is part of GAWK, the GNU implementation of the
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| 9 | * AWK Programming Language.
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| 10 | *
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| 11 | * GAWK is free software; you can redistribute it and/or modify
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| 12 | * it under the terms of the GNU General Public License as published by
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| 13 | * the Free Software Foundation; either version 2 of the License, or
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| 14 | * (at your option) any later version.
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| 15 | *
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| 16 | * GAWK is distributed in the hope that it will be useful,
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| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 19 | * GNU General Public License for more details.
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| 20 | *
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| 21 | * You should have received a copy of the GNU General Public License
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| 22 | * along with this program; if not, write to the Free Software
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| 23 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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| 24 | */
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| 25 |
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| 26 | /*
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| 27 | * This file is needed because we test for i18n support in 3 different
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| 28 | * places, and we want a consistent definition in all of them. Following
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| 29 | * the ``Don't Repeat Yourself'' principle from "The Pragmatic Programmer",
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| 30 | * we centralize the tests here.
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| 31 | *
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| 32 | * This test is the union of all the current tests.
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| 33 | */
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| 34 |
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| 35 | #ifdef HAVE_STDLIB_H
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| 36 | #include <stdlib.h>
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| 37 | #endif
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| 38 |
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| 39 | #if defined(HAVE_ISWCTYPE) \
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| 40 | && defined(HAVE_LOCALE_H) \
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| 41 | && defined(HAVE_MBRLEN) \
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| 42 | && defined(HAVE_MBRTOWC) \
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| 43 | && defined(HAVE_WCHAR_H) \
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| 44 | && defined(HAVE_WCRTOMB) \
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| 45 | && defined(HAVE_WCSCOLL) \
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| 46 | && defined(HAVE_WCTYPE) \
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| 47 | && defined(HAVE_WCTYPE_H) \
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| 48 | && defined(HAVE_WCTYPE_T) \
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| 49 | && defined(HAVE_WINT_T) \
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| 50 | && defined(HAVE_ISWLOWER) \
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| 51 | && defined(HAVE_ISWUPPER) \
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| 52 | && defined(HAVE_TOWLOWER) \
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| 53 | && defined(HAVE_TOWUPPER) \
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| 54 | && (defined(HAVE_STDLIB_H) && defined(MB_CUR_MAX)) \
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| 55 | /* We can handle multibyte strings. */
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| 56 | # define MBS_SUPPORT 1
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| 57 | #else
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| 58 | # undef MBS_SUPPORT
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| 59 | #endif
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