[linux-2.6-block.git] / tools / perf / util / pmu.l

%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;
}
Commit	Line	Data
cd82a32e	1	%option prefix="perf_pmu_"
3d88aec0 IR	2	%option reentrant
3d88aec0 IR	3	%option bison-bridge
cd82a32e JO	4
	5	%{
	6	#include <stdlib.h>
	7	#include <linux/bitops.h>
	8	#include "pmu.h"
	9	#include "pmu-bison.h"
	10
3d88aec0 IR	11	char *perf_pmu_get_text(yyscan_t yyscanner);
	12	YYSTYPE *perf_pmu_get_lval(yyscan_t yyscanner);
	13
	14	static int value(yyscan_t scanner, int base)
cd82a32e	15	{
3d88aec0 IR	16	YYSTYPE *yylval = perf_pmu_get_lval(scanner);
3d88aec0 IR	17	char *text = perf_pmu_get_text(scanner);
cd82a32e JO	18	long num;
	19
	20	errno = 0;
3d88aec0	21	num = strtoul(text, NULL, base);
cd82a32e JO	22	if (errno)
	23	return PP_ERROR;
	24
3d88aec0	25	yylval->num = num;
cd82a32e JO	26	return PP_VALUE;
	27	}
	28
	29	%}
	30
	31	num_dec [0-9]+
	32
	33	%%
	34
3d88aec0	35	{num_dec} { return value(yyscanner, 10); }
cd82a32e	36	config { return PP_CONFIG; }
cd82a32e JO	37	- { return '-'; }
	38	: { return ':'; }
	39	, { return ','; }
	40	. { ; }
	41	\n { ; }
	42
	43	%%
	44
3d88aec0	45	int perf_pmu_wrap(void *scanner __maybe_unused)
cd82a32e JO	46	{
	47	return 1;
	48	}