mirror of
https://gcc.gnu.org/git/gcc.git
synced 2024-12-21 18:15:06 +08:00
149 lines
4.7 KiB
C
149 lines
4.7 KiB
C
/* Description of GNU message catalog format: general file layout.
|
|
Copyright (C) 1995, 1997, 2000-2002 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify it
|
|
under the terms of the GNU Library General Public License as published
|
|
by the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
|
|
USA. */
|
|
|
|
#ifndef _GETTEXT_H
|
|
#define _GETTEXT_H 1
|
|
|
|
#include <limits.h>
|
|
|
|
/* @@ end of prolog @@ */
|
|
|
|
/* The magic number of the GNU message catalog format. */
|
|
#define _MAGIC 0x950412de
|
|
#define _MAGIC_SWAPPED 0xde120495
|
|
|
|
/* Revision number of the currently used .mo (binary) file format. */
|
|
#define MO_REVISION_NUMBER 0
|
|
|
|
/* The following contortions are an attempt to use the C preprocessor
|
|
to determine an unsigned integral type that is 32 bits wide. An
|
|
alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but
|
|
as of version autoconf-2.13, the AC_CHECK_SIZEOF macro doesn't work
|
|
when cross-compiling. */
|
|
|
|
#if __STDC__
|
|
# define UINT_MAX_32_BITS 4294967295U
|
|
#else
|
|
# define UINT_MAX_32_BITS 0xFFFFFFFF
|
|
#endif
|
|
|
|
/* If UINT_MAX isn't defined, assume it's a 32-bit type.
|
|
This should be valid for all systems GNU cares about because
|
|
that doesn't include 16-bit systems, and only modern systems
|
|
(that certainly have <limits.h>) have 64+-bit integral types. */
|
|
|
|
#ifndef UINT_MAX
|
|
# define UINT_MAX UINT_MAX_32_BITS
|
|
#endif
|
|
|
|
#if UINT_MAX == UINT_MAX_32_BITS
|
|
typedef unsigned nls_uint32;
|
|
#else
|
|
# if USHRT_MAX == UINT_MAX_32_BITS
|
|
typedef unsigned short nls_uint32;
|
|
# else
|
|
# if ULONG_MAX == UINT_MAX_32_BITS
|
|
typedef unsigned long nls_uint32;
|
|
# else
|
|
/* The following line is intended to throw an error. Using #error is
|
|
not portable enough. */
|
|
"Cannot determine unsigned 32-bit data type."
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
|
|
/* Header for binary .mo file format. */
|
|
struct mo_file_header
|
|
{
|
|
/* The magic number. */
|
|
nls_uint32 magic;
|
|
/* The revision number of the file format. */
|
|
nls_uint32 revision;
|
|
|
|
/* The following are only used in .mo files with major revision 0. */
|
|
|
|
/* The number of strings pairs. */
|
|
nls_uint32 nstrings;
|
|
/* Offset of table with start offsets of original strings. */
|
|
nls_uint32 orig_tab_offset;
|
|
/* Offset of table with start offsets of translated strings. */
|
|
nls_uint32 trans_tab_offset;
|
|
/* Size of hash table. */
|
|
nls_uint32 hash_tab_size;
|
|
/* Offset of first hash table entry. */
|
|
nls_uint32 hash_tab_offset;
|
|
|
|
/* The following are only used in .mo files with minor revision >= 1. */
|
|
|
|
/* The number of system dependent segments. */
|
|
nls_uint32 n_sysdep_segments;
|
|
/* Offset of table describing system dependent segments. */
|
|
nls_uint32 sysdep_segments_offset;
|
|
/* The number of system dependent strings pairs. */
|
|
nls_uint32 n_sysdep_strings;
|
|
/* Offset of table with start offsets of original sysdep strings. */
|
|
nls_uint32 orig_sysdep_tab_offset;
|
|
/* Offset of table with start offsets of translated sysdep strings. */
|
|
nls_uint32 trans_sysdep_tab_offset;
|
|
};
|
|
|
|
/* Descriptor for static string contained in the binary .mo file. */
|
|
struct string_desc
|
|
{
|
|
/* Length of addressed string, not including the trailing NUL. */
|
|
nls_uint32 length;
|
|
/* Offset of string in file. */
|
|
nls_uint32 offset;
|
|
};
|
|
|
|
/* The following are only used in .mo files with minor revision >= 1. */
|
|
|
|
/* Descriptor for system dependent string segment. */
|
|
struct sysdep_segment
|
|
{
|
|
/* Length of addressed string, including the trailing NUL. */
|
|
nls_uint32 length;
|
|
/* Offset of string in file. */
|
|
nls_uint32 offset;
|
|
};
|
|
|
|
/* Descriptor for system dependent string. */
|
|
struct sysdep_string
|
|
{
|
|
/* Offset of static string segments in file. */
|
|
nls_uint32 offset;
|
|
/* Alternating sequence of static and system dependent segments.
|
|
The last segment is a static segment, including the trailing NUL. */
|
|
struct segment_pair
|
|
{
|
|
/* Size of static segment. */
|
|
nls_uint32 segsize;
|
|
/* Reference to system dependent string segment, or ~0 at the end. */
|
|
nls_uint32 sysdepref;
|
|
} segments[1];
|
|
};
|
|
|
|
/* Marker for the end of the segments[] array. This has the value 0xFFFFFFFF,
|
|
regardless whether 'int' is 16 bit, 32 bit, or 64 bit. */
|
|
#define SEGMENTS_END ((nls_uint32) ~0)
|
|
|
|
/* @@ begin of epilog @@ */
|
|
|
|
#endif /* gettext.h */
|