linux/tools/perf/util/expr.h
Jiri Olsa 2c46f54249 perf metric: Rename expr__add_id() to expr__add_val()
Rename expr__add_id() to expr__add_val() so we can use expr__add_id() to
actually add just the id without any value in following changes.

There's no functional change.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20200712132634.138901-2-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2020-07-17 09:09:48 -03:00

33 lines
953 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PARSE_CTX_H
#define PARSE_CTX_H 1
// There are fixes that need to land upstream before we can use libbpf's headers,
// for now use our copy uncoditionally, since the data structures at this point
// are exactly the same, no problem.
//#ifdef HAVE_LIBBPF_SUPPORT
//#include <bpf/hashmap.h>
//#else
#include "util/hashmap.h"
//#endif
struct expr_parse_ctx {
struct hashmap ids;
};
struct expr_scanner_ctx {
int start_token;
int runtime;
};
void expr__ctx_init(struct expr_parse_ctx *ctx);
void expr__ctx_clear(struct expr_parse_ctx *ctx);
int expr__add_id_val(struct expr_parse_ctx *ctx, const char *id, double val);
int expr__get_id(struct expr_parse_ctx *ctx, const char *id, double *val_ptr);
int expr__parse(double *final_val, struct expr_parse_ctx *ctx,
const char *expr, int runtime);
int expr__find_other(const char *expr, const char *one,
struct expr_parse_ctx *ids, int runtime);
#endif