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