Linux Audio

Check our new training course

Loading...
v4.17
 1%option prefix="perf_pmu_"
 2
 3%{
 4#include <stdlib.h>
 5#include <linux/bitops.h>
 6#include "pmu.h"
 7#include "pmu-bison.h"
 8
 9static int value(int base)
10{
11	long num;
12
13	errno = 0;
14	num = strtoul(perf_pmu_text, NULL, base);
15	if (errno)
16		return PP_ERROR;
17
18	perf_pmu_lval.num = num;
19	return PP_VALUE;
20}
21
22%}
23
24num_dec         [0-9]+
25
26%%
27
28{num_dec}	{ return value(10); }
29config		{ return PP_CONFIG; }
30config1		{ return PP_CONFIG1; }
31config2		{ return PP_CONFIG2; }
32-		{ return '-'; }
33:		{ return ':'; }
34,		{ return ','; }
35.		{ ; }
36\n		{ ; }
37
38%%
39
40int perf_pmu_wrap(void)
41{
42	return 1;
43}
v5.4
 1%option prefix="perf_pmu_"
 2
 3%{
 4#include <stdlib.h>
 5#include <linux/bitops.h>
 6#include "pmu.h"
 7#include "pmu-bison.h"
 8
 9static int value(int base)
10{
11	long num;
12
13	errno = 0;
14	num = strtoul(perf_pmu_text, NULL, base);
15	if (errno)
16		return PP_ERROR;
17
18	perf_pmu_lval.num = num;
19	return PP_VALUE;
20}
21
22%}
23
24num_dec         [0-9]+
25
26%%
27
28{num_dec}	{ return value(10); }
29config		{ return PP_CONFIG; }
30config1		{ return PP_CONFIG1; }
31config2		{ return PP_CONFIG2; }
32-		{ return '-'; }
33:		{ return ':'; }
34,		{ return ','; }
35.		{ ; }
36\n		{ ; }
37
38%%
39
40int perf_pmu_wrap(void)
41{
42	return 1;
43}