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 | #if HAVE_LIMITS_H || _LIBC |
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23 | # include <limits.h> |
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24 | #endif |
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25 | |
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26 | /* @@ end of prolog @@ */ |
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27 | |
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28 | /* The magic number of the GNU message catalog format. */ |
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29 | #define _MAGIC 0x950412de |
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30 | #define _MAGIC_SWAPPED 0xde120495 |
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31 | |
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32 | /* Revision number of the currently used .mo (binary) file format. */ |
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33 | #define MO_REVISION_NUMBER 0 |
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34 | |
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35 | /* The following contortions are an attempt to use the C preprocessor |
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36 | to determine an unsigned integral type that is 32 bits wide. An |
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37 | alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but |
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38 | as of version autoconf-2.13, the AC_CHECK_SIZEOF macro doesn't work |
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39 | when cross-compiling. */ |
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40 | |
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41 | #if __STDC__ |
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42 | # define UINT_MAX_32_BITS 4294967295U |
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43 | #else |
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44 | # define UINT_MAX_32_BITS 0xFFFFFFFF |
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45 | #endif |
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46 | |
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47 | /* If UINT_MAX isn't defined, assume it's a 32-bit type. |
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48 | This should be valid for all systems GNU cares about because |
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49 | that doesn't include 16-bit systems, and only modern systems |
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50 | (that certainly have <limits.h>) have 64+-bit integral types. */ |
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51 | |
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52 | #ifndef UINT_MAX |
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53 | # define UINT_MAX UINT_MAX_32_BITS |
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54 | #endif |
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55 | |
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56 | #if UINT_MAX == UINT_MAX_32_BITS |
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57 | typedef unsigned nls_uint32; |
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58 | #else |
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59 | # if USHRT_MAX == UINT_MAX_32_BITS |
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60 | typedef unsigned short nls_uint32; |
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61 | # else |
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62 | # if ULONG_MAX == UINT_MAX_32_BITS |
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63 | typedef unsigned long nls_uint32; |
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64 | # else |
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65 | /* The following line is intended to throw an error. Using #error is |
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66 | not portable enough. */ |
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67 | "Cannot determine unsigned 32-bit data type." |
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68 | # endif |
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69 | # endif |
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70 | #endif |
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71 | |
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72 | |
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73 | /* Header for binary .mo file format. */ |
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74 | struct mo_file_header |
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75 | { |
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76 | /* The magic number. */ |
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77 | nls_uint32 magic; |
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78 | /* The revision number of the file format. */ |
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79 | nls_uint32 revision; |
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80 | /* The number of strings pairs. */ |
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81 | nls_uint32 nstrings; |
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82 | /* Offset of table with start offsets of original strings. */ |
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83 | nls_uint32 orig_tab_offset; |
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84 | /* Offset of table with start offsets of translation strings. */ |
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85 | nls_uint32 trans_tab_offset; |
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86 | /* Size of hashing table. */ |
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87 | nls_uint32 hash_tab_size; |
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88 | /* Offset of first hashing entry. */ |
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89 | nls_uint32 hash_tab_offset; |
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90 | }; |
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91 | |
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92 | struct string_desc |
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93 | { |
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94 | /* Length of addressed string. */ |
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95 | nls_uint32 length; |
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96 | /* Offset of string in file. */ |
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97 | nls_uint32 offset; |
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98 | }; |
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99 | |
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100 | /* @@ begin of epilog @@ */ |
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101 | |
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102 | #endif /* gettext.h */ |
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