1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
/*
* Copyright (c) 2002-2012 Balabit
* Copyright (c) 1998-2012 Balázs Scheidler
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
%code requires {
#include "parser/parser-expr-parser.h"
#include "cfg-tree.h"
}
%code {
#include "syslog-names.h"
#include "plugin.h"
#include "cfg-grammar-internal.h"
}
%define api.prefix {parser_expr_}
%lex-param {CfgLexer *lexer}
%parse-param {CfgLexer *lexer}
%parse-param {LogExprNode **result}
%parse-param {gpointer arg}
%type <ptr> parser_expr
%type <ptr> parser_expr_list
/* INCLUDE_DECLS */
%%
start
: parser_expr_list { *result = $1; if (yychar != PARSER_EXPR_EMPTY) { cfg_lexer_unput_token(lexer, &yylval); } YYACCEPT; }
;
parser_expr_list
: parser_expr semicolons parser_expr_list { $$ = log_expr_node_append_tail(log_expr_node_new_pipe($1, &@1), $3); }
| log_fork semicolons parser_expr_list { $$ = log_expr_node_append_tail($1, $3); }
| { $$ = NULL; }
;
parser_expr
: LL_PLUGIN
{
Plugin *p;
gint context = LL_CONTEXT_PARSER;
p = cfg_find_plugin(configuration, context, $1);
CHECK_ERROR(p, @1, "%s plugin %s not found", cfg_lexer_lookup_context_name_by_type(context), $1);
last_parser = (LogParser *) cfg_parse_plugin(configuration, p, &@1, NULL);
free($1);
if (!last_parser)
{
YYERROR;
}
$$ = last_parser;
}
;
/* INCLUDE_RULES */
%%
|
