blob: 368e4df633efccb41d208f472f6e8b0e9df15f11 (
plain)
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
87
88
89
90
91
|
/*
Copyright (C) 2008, 2009, 2010 Jiri Olsa <olsajiri@gmail.com>
This file is part of the latrace.
The latrace is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
The latrace 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with the latrace (file COPYING). If not, see
<http://www.gnu.org/licenses/>.
*/
%option prefix="lt_args_"
%{
#include <string.h>
#include "config.h"
#include "args-bison.h"
#include "lib-include.h"
extern struct lt_include *lt_args_sinc;
%}
alphnum [-0-9a-zA-Z_]
name ({alphnum})+
filename ([-0-9a-zA-Z\./_])+
%x comment include
%%
"/*" BEGIN(comment);
<comment>[^*\n]* /* eat anything that's not a '*' */
<comment>"*"+[^*/\n]* /* eat up '*'s not followed by '/'s */
<comment>\n { lt_inc_stack(lt_args_sinc)->lineno++; }
<comment>"*"+"/" BEGIN(INITIAL);
"#include" { BEGIN(include); return INCLUDE; }
<include>{filename} { lt_args_lval.s = strdup(lt_args_text); return FILENAME; }
<include>"\"" { return '"'; }
<include>\n { BEGIN(INITIAL); }
<include>. { ; }
"extern" { ; }
"const" { ; }
<<EOF>> { return END; }
"struct" { return STRUCT; }
"enum" { return ENUM; }
"typedef" { return TYPEDEF; }
{name} { lt_args_lval.s = strdup(lt_args_text); return NAME; }
"\*"+ { return POINTER; }
")" { return ')'; }
"(" { return '('; }
"}" { return '}'; }
"{" { return '{'; }
";" { return ';'; }
"," { return ','; }
"=" { return '='; }
\ { ; }
\n { lt_inc_stack(lt_args_sinc)->lineno++; }
. { ; }
%%
#ifndef yywrap
int yywrap()
{
return 1;
/* XXX not to get the compiler 'not used' warning */
yyunput(0, NULL);
input();
}
#endif
void lt_args_error(const char *m)
{
printf("header file [%s] line %d: %s\n",
lt_inc_stack(lt_args_sinc)->file,
lt_inc_stack(lt_args_sinc)->lineno,
m);
}
|