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plt-scheme  4.2.1
gettext.h
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00001 /* gettext.h - internal header for GNU gettext internationalization functions
00002    Copyright (C) 1995 Software Foundation, Inc.
00003 
00004 This program is free software; you can redistribute it and/or modify
00005 it under the terms of the GNU General Public License as published by
00006 the Free Software Foundation; either version 2, or (at your option)
00007 any later version.
00008 
00009 This program is distributed in the hope that it will be useful,
00010 but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 GNU General Public License for more details.
00013 
00014 You should have received a copy of the GNU Library General Public
00015 License along with the GNU C Library; see the file COPYING.LIB.  If
00016 not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00017 Boston, MA 02111-1307, USA.  */
00018 
00019 #ifndef _GETTEXT_H
00020 #define _GETTEXT_H 1
00021 
00022 #include <stdio.h>
00023 
00024 #if HAVE_LIMITS_H || _LIBC
00025 # include <limits.h>
00026 #endif
00027 
00028 /* @@ end of prolog @@ */
00029 
00030 /* The magic number of the GNU message catalog format.  */
00031 #define _MAGIC 0x950412de
00032 #define _MAGIC_SWAPPED 0xde120495
00033 
00034 /* Revision number of the currently used .mo (binary) file format.  */
00035 #define MO_REVISION_NUMBER 0
00036 
00037 /* The following contortions are an attempt to use the C preprocessor
00038    to determine an unsigned integral type that is 32 bits wide.  An
00039    alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but
00040    doing that would require that the configure script compile and *run*
00041    the resulting executable.  Locally running cross-compiled executables
00042    is usually not possible.  */
00043 
00044 #if __STDC__
00045 # define UINT_MAX_32_BITS 4294967295U
00046 #else
00047 # define UINT_MAX_32_BITS 0xFFFFFFFF
00048 #endif
00049 
00050 /* If UINT_MAX isn't defined, assume it's a 32-bit type.
00051    This should be valid for all systems GNU cares about because
00052    that doesn't include 16-bit systems, and only modern systems
00053    (that certainly have <limits.h>) have 64+-bit integral types.  */
00054 
00055 #ifndef UINT_MAX
00056 # define UINT_MAX UINT_MAX_32_BITS
00057 #endif
00058 
00059 #if UINT_MAX == UINT_MAX_32_BITS
00060 typedef unsigned nls_uint32;
00061 #else
00062 # if USHRT_MAX == UINT_MAX_32_BITS
00063 typedef unsigned short nls_uint32;
00064 # else
00065 #  if ULONG_MAX == UINT_MAX_32_BITS
00066 typedef unsigned long nls_uint32;
00067 #  else
00068   /* The following line is intended to throw an error.  Using #error is
00069      not portable enough.  */
00070   "Cannot determine unsigned 32-bit data type."
00071 #  endif
00072 # endif
00073 #endif
00074 
00075 
00076 /* Header for binary .mo file format.  */
00077 struct mo_file_header
00078 {
00079   /* The magic number.  */
00080   nls_uint32 magic;
00081   /* The revision number of the file format.  */
00082   nls_uint32 revision;
00083   /* The number of strings pairs.  */
00084   nls_uint32 nstrings;
00085   /* Offset of table with start offsets of original strings.  */
00086   nls_uint32 orig_tab_offset;
00087   /* Offset of table with start offsets of translation strings.  */
00088   nls_uint32 trans_tab_offset;
00089   /* Size of hashing table.  */
00090   nls_uint32 hash_tab_size;
00091   /* Offset of first hashing entry.  */
00092   nls_uint32 hash_tab_offset;
00093 };
00094 
00095 struct string_desc
00096 {
00097   /* Length of addressed string.  */
00098   nls_uint32 length;
00099   /* Offset of string in file.  */
00100   nls_uint32 offset;
00101 };
00102 
00103 /* @@ begin of epilog @@ */
00104 
00105 #endif /* gettext.h  */