1/* gettext.h - internal header for GNU gettext internationalization functions
2   Copyright (C) 1995 Software Foundation, Inc.
3
4This program is free software; you can redistribute it and/or modify
5it under the terms of the GNU General Public License as published by
6the Free Software Foundation; either version 2, or (at your option)
7any later version.
8
9This program is distributed in the hope that it will be useful,
10but WITHOUT ANY WARRANTY; without even the implied warranty of
11MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12GNU General Public License for more details.
13
14You should have received a copy of the GNU Library General Public
15License along with the GNU C Library; see the file COPYING.LIB.  If
16not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17Boston, MA 02111-1307, USA.  */
18
19#ifndef _GETTEXT_H
20#define _GETTEXT_H 1
21
22#include <stdio.h>
23
24#if HAVE_LIMITS_H || _LIBC
25# include <limits.h>
26#endif
27
28/* @@ end of prolog @@ */
29
30/* The magic number of the GNU message catalog format.  */
31#define _MAGIC 0x950412de
32#define _MAGIC_SWAPPED 0xde120495
33
34/* Revision number of the currently used .mo (binary) file format.  */
35#define MO_REVISION_NUMBER 0
36
37/* The following contortions are an attempt to use the C preprocessor
38   to determine an unsigned integral type that is 32 bits wide.  An
39   alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but
40   doing that would require that the configure script compile and *run*
41   the resulting executable.  Locally running cross-compiled executables
42   is usually not possible.  */
43
44#if __STDC__
45# define UINT_MAX_32_BITS 4294967295U
46#else
47# define UINT_MAX_32_BITS 0xFFFFFFFF
48#endif
49
50/* If UINT_MAX isn't defined, assume it's a 32-bit type.
51   This should be valid for all systems GNU cares about because
52   that doesn't include 16-bit systems, and only modern systems
53   (that certainly have <limits.h>) have 64+-bit integral types.  */
54
55#ifndef UINT_MAX
56# define UINT_MAX UINT_MAX_32_BITS
57#endif
58
59#if UINT_MAX == UINT_MAX_32_BITS
60typedef unsigned nls_uint32;
61#else
62# if USHRT_MAX == UINT_MAX_32_BITS
63typedef unsigned short nls_uint32;
64# else
65#  if ULONG_MAX == UINT_MAX_32_BITS
66typedef unsigned long nls_uint32;
67#  else
68  /* The following line is intended to throw an error.  Using #error is
69     not portable enough.  */
70  "Cannot determine unsigned 32-bit data type."
71#  endif
72# endif
73#endif
74
75
76/* Header for binary .mo file format.  */
77struct mo_file_header
78{
79  /* The magic number.  */
80  nls_uint32 magic;
81  /* The revision number of the file format.  */
82  nls_uint32 revision;
83  /* The number of strings pairs.  */
84  nls_uint32 nstrings;
85  /* Offset of table with start offsets of original strings.  */
86  nls_uint32 orig_tab_offset;
87  /* Offset of table with start offsets of translation strings.  */
88  nls_uint32 trans_tab_offset;
89  /* Size of hashing table.  */
90  nls_uint32 hash_tab_size;
91  /* Offset of first hashing entry.  */
92  nls_uint32 hash_tab_offset;
93};
94
95struct string_desc
96{
97  /* Length of addressed string.  */
98  nls_uint32 length;
99  /* Offset of string in file.  */
100  nls_uint32 offset;
101};
102
103/* @@ begin of epilog @@ */
104
105#endif	/* gettext.h  */
106