1/*	$NetBSD$	*/
2
3/* Description of GNU message catalog format: general file layout.
4   Copyright (C) 1995, 1997, 2000, 2001 Free Software Foundation, Inc.
5
6   This program is free software; you can redistribute it and/or modify it
7   under the terms of the GNU Library General Public License as published
8   by the Free Software Foundation; either version 2, or (at your option)
9   any later version.
10
11   This program is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   Library General Public License for more details.
15
16   You should have received a copy of the GNU Library General Public
17   License along with this program; if not, write to the Free Software
18   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
19   USA.  */
20
21#ifndef _GETTEXT_H
22#define _GETTEXT_H 1
23
24#include <limits.h>
25
26/* @@ end of prolog @@ */
27
28/* The magic number of the GNU message catalog format.  */
29#define _MAGIC 0x950412de
30#define _MAGIC_SWAPPED 0xde120495
31
32/* Revision number of the currently used .mo (binary) file format.  */
33#define MO_REVISION_NUMBER 0
34
35/* The following contortions are an attempt to use the C preprocessor
36   to determine an unsigned integral type that is 32 bits wide.  An
37   alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but
38   as of version autoconf-2.13, the AC_CHECK_SIZEOF macro doesn't work
39   when cross-compiling.  */
40
41#if __STDC__
42# define UINT_MAX_32_BITS 4294967295U
43#else
44# define UINT_MAX_32_BITS 0xFFFFFFFF
45#endif
46
47/* If UINT_MAX isn't defined, assume it's a 32-bit type.
48   This should be valid for all systems GNU cares about because
49   that doesn't include 16-bit systems, and only modern systems
50   (that certainly have <limits.h>) have 64+-bit integral types.  */
51
52#ifndef UINT_MAX
53# define UINT_MAX UINT_MAX_32_BITS
54#endif
55
56#if UINT_MAX == UINT_MAX_32_BITS
57typedef unsigned nls_uint32;
58#else
59# if USHRT_MAX == UINT_MAX_32_BITS
60typedef unsigned short nls_uint32;
61# else
62#  if ULONG_MAX == UINT_MAX_32_BITS
63typedef unsigned long nls_uint32;
64#  else
65  /* The following line is intended to throw an error.  Using #error is
66     not portable enough.  */
67  "Cannot determine unsigned 32-bit data type."
68#  endif
69# endif
70#endif
71
72
73/* Header for binary .mo file format.  */
74struct mo_file_header
75{
76  /* The magic number.  */
77  nls_uint32 magic;
78  /* The revision number of the file format.  */
79  nls_uint32 revision;
80  /* The number of strings pairs.  */
81  nls_uint32 nstrings;
82  /* Offset of table with start offsets of original strings.  */
83  nls_uint32 orig_tab_offset;
84  /* Offset of table with start offsets of translation strings.  */
85  nls_uint32 trans_tab_offset;
86  /* Size of hashing table.  */
87  nls_uint32 hash_tab_size;
88  /* Offset of first hashing entry.  */
89  nls_uint32 hash_tab_offset;
90};
91
92struct string_desc
93{
94  /* Length of addressed string.  */
95  nls_uint32 length;
96  /* Offset of string in file.  */
97  nls_uint32 offset;
98};
99
100/* @@ begin of epilog @@ */
101
102#endif	/* gettext.h  */
103