1/* GNU gettext - internationalization aids
2   Copyright (C) 1995-1998, 2000-2006 Free Software Foundation, Inc.
3
4   This file was written by Peter Miller <millerp@canb.auug.org.au>
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   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
14   GNU General Public License for more details.
15
16   You should have received a copy of the GNU General Public License
17   along with this program; if not, write to the Free Software Foundation,
18   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
19
20#ifndef _PO_LEX_H
21#define _PO_LEX_H
22
23#include <sys/types.h>
24#include <stdio.h>
25#include <stdbool.h>
26#include "error.h"
27#include "error-progname.h"
28#include "xerror.h"
29#include "pos.h"
30
31#ifndef __attribute__
32/* This feature is available in gcc versions 2.5 and later.  */
33# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
34#  define __attribute__(Spec) /* empty */
35# endif
36/* The __-protected variants of `format' and `printf' attributes
37   are accepted by gcc versions 2.6.4 (effectively 2.7) and later.  */
38# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
39#  define __format__ format
40#  define __printf__ printf
41# endif
42#endif
43
44
45#ifdef __cplusplus
46extern "C" {
47#endif
48
49
50/* Lexical analyzer for reading PO files.  */
51
52
53/* Global variables from po-lex.c.  */
54
55/* Current position within the PO file.  */
56extern DLL_VARIABLE lex_pos_ty gram_pos;
57extern DLL_VARIABLE int gram_pos_column;
58
59/* Number of parse errors within a PO file that cause the program to
60   terminate.  Cf. error_message_count, declared in <error.h>.  */
61extern DLL_VARIABLE unsigned int gram_max_allowed_errors;
62
63/* True if obsolete entries shall be considered as valid.  */
64extern DLL_VARIABLE bool pass_obsolete_entries;
65
66
67/* Prepare lexical analysis.  */
68extern void lex_start (FILE *fp, const char *real_filename,
69		       const char *logical_filename);
70
71/* Terminate lexical analysis.  */
72extern void lex_end (void);
73
74/* Return the next token in the PO file.  The return codes are defined
75   in "po-gram-gen2.h".  Associated data is put in 'po_gram_lval.  */
76extern int po_gram_lex (void);
77
78/* po_gram_lex() can return comments as COMMENT.  Switch this on or off.  */
79extern void po_lex_pass_comments (bool flag);
80
81/* po_gram_lex() can return obsolete entries as if they were normal entries.
82   Switch this on or off.  */
83extern void po_lex_pass_obsolete_entries (bool flag);
84
85extern void po_gram_error (const char *fmt, ...)
86       __attribute__ ((__format__ (__printf__, 1, 2)));
87extern void po_gram_error_at_line (const lex_pos_ty *pos, const char *fmt, ...)
88       __attribute__ ((__format__ (__printf__, 2, 3)));
89
90
91/* Contains information about the definition of one translation.  */
92struct msgstr_def
93{
94  char *msgstr;
95  size_t msgstr_len;
96};
97
98
99#ifdef __cplusplus
100}
101#endif
102
103
104#endif
105