| 1 | /* Description of GNU message catalog format: general file layout.
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| 2 |    Copyright (C) 1995, 1997, 2000, 2001 Free Software Foundation, Inc.
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| 3 | 
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| 4 |    This program is free software; you can redistribute it and/or modify it
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| 5 |    under the terms of the GNU Library General Public License as published
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| 6 |    by the Free Software Foundation; either version 2, or (at your option)
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| 7 |    any later version.
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| 8 | 
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| 9 |    This program is distributed in the hope that it will be useful,
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| 10 |    but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 |    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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| 12 |    Library General Public License for more details.
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| 13 | 
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| 14 |    You should have received a copy of the GNU Library General Public
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| 15 |    License along with this program; if not, write to the Free Software
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| 16 |    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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| 17 |    USA.  */
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| 18 | 
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| 19 | #ifndef _GETTEXT_H
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| 20 | #define _GETTEXT_H 1
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| 21 | 
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| 22 | #include <limits.h>
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| 23 | 
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| 24 | /* @@ end of prolog @@ */
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| 25 | 
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| 26 | /* The magic number of the GNU message catalog format.  */
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| 27 | #define _MAGIC 0x950412de
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| 28 | #define _MAGIC_SWAPPED 0xde120495
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| 29 | 
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| 30 | /* Revision number of the currently used .mo (binary) file format.  */
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| 31 | #define MO_REVISION_NUMBER 0
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| 32 | 
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| 33 | /* The following contortions are an attempt to use the C preprocessor
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| 34 |    to determine an unsigned integral type that is 32 bits wide.  An
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| 35 |    alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but
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| 36 |    as of version autoconf-2.13, the AC_CHECK_SIZEOF macro doesn't work
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| 37 |    when cross-compiling.  */
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| 38 | 
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| 39 | #if __STDC__
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| 40 | # define UINT_MAX_32_BITS 4294967295U
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| 41 | #else
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| 42 | # define UINT_MAX_32_BITS 0xFFFFFFFF
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| 43 | #endif
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| 44 | 
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| 45 | /* If UINT_MAX isn't defined, assume it's a 32-bit type.
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| 46 |    This should be valid for all systems GNU cares about because
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| 47 |    that doesn't include 16-bit systems, and only modern systems
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| 48 |    (that certainly have <limits.h>) have 64+-bit integral types.  */
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| 49 | 
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| 50 | #ifndef UINT_MAX
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| 51 | # define UINT_MAX UINT_MAX_32_BITS
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| 52 | #endif
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| 53 | 
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| 54 | #if UINT_MAX == UINT_MAX_32_BITS
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| 55 | typedef unsigned nls_uint32;
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| 56 | #else
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| 57 | # if USHRT_MAX == UINT_MAX_32_BITS
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| 58 | typedef unsigned short nls_uint32;
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| 59 | # else
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| 60 | #  if ULONG_MAX == UINT_MAX_32_BITS
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| 61 | typedef unsigned long nls_uint32;
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| 62 | #  else
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| 63 |   /* The following line is intended to throw an error.  Using #error is
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| 64 |      not portable enough.  */
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| 65 |   "Cannot determine unsigned 32-bit data type."
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| 66 | #  endif
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| 67 | # endif
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| 68 | #endif
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| 69 | 
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| 70 | 
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| 71 | /* Header for binary .mo file format.  */
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| 72 | struct mo_file_header
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| 73 | {
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| 74 |   /* The magic number.  */
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| 75 |   nls_uint32 magic;
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| 76 |   /* The revision number of the file format.  */
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| 77 |   nls_uint32 revision;
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| 78 |   /* The number of strings pairs.  */
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| 79 |   nls_uint32 nstrings;
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| 80 |   /* Offset of table with start offsets of original strings.  */
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| 81 |   nls_uint32 orig_tab_offset;
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| 82 |   /* Offset of table with start offsets of translation strings.  */
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| 83 |   nls_uint32 trans_tab_offset;
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| 84 |   /* Size of hashing table.  */
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| 85 |   nls_uint32 hash_tab_size;
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| 86 |   /* Offset of first hashing entry.  */
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| 87 |   nls_uint32 hash_tab_offset;
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| 88 | };
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| 89 | 
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| 90 | struct string_desc
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| 91 | {
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| 92 |   /* Length of addressed string.  */
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| 93 |   nls_uint32 length;
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| 94 |   /* Offset of string in file.  */
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| 95 |   nls_uint32 offset;
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| 96 | };
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| 97 | 
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| 98 | /* @@ begin of epilog @@ */
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| 99 | 
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| 100 | #endif  /* gettext.h  */
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