blob: 67b247be693b1f1fdb5e18d2bec043c5cf315245 (
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
|
%option prefix="perf_pmu_"
%option reentrant
%option bison-bridge
%{
#include <stdlib.h>
#include <linux/bitops.h>
#include "pmu.h"
#include "pmu-bison.h"
char *perf_pmu_get_text(yyscan_t yyscanner);
YYSTYPE *perf_pmu_get_lval(yyscan_t yyscanner);
static int value(yyscan_t scanner, int base)
{
YYSTYPE *yylval = perf_pmu_get_lval(scanner);
char *text = perf_pmu_get_text(scanner);
long num;
errno = 0;
num = strtoul(text, NULL, base);
if (errno)
return PP_ERROR;
yylval->num = num;
return PP_VALUE;
}
%}
num_dec [0-9]+
%%
{num_dec} { return value(yyscanner, 10); }
config { return PP_CONFIG; }
- { return '-'; }
: { return ':'; }
, { return ','; }
. { ; }
\n { ; }
%%
int perf_pmu_wrap(void *scanner __maybe_unused)
{
return 1;
}
|
