Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1576481 > unrolled thread

Re: [PATCH 08/10] perf, tools: Add a simple expression parser for JSON

Started byJiri Olsa <jolsa@redhat.com>
First post2017-02-08 12:40 +0100
Last post2017-02-08 12:40 +0100
Articles 1 — 1 participant

Back to article view | Back to linux.kernel

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.


Contents

  Re: [PATCH 08/10] perf, tools: Add a simple expression parser for  JSON Jiri Olsa <jolsa@redhat.com> - 2017-02-08 12:40 +0100

#1576481 — Re: [PATCH 08/10] perf, tools: Add a simple expression parser for JSON

FromJiri Olsa <jolsa@redhat.com>
Date2017-02-08 12:40 +0100
SubjectRe: [PATCH 08/10] perf, tools: Add a simple expression parser for JSON
Message-ID<t8yLo-8bT-29@gated-at.bofh.it>
On Fri, Jan 27, 2017 at 06:03:43PM -0800, Andi Kleen wrote:

SNIP

> diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h
> new file mode 100644
> index 000000000000..3b99fa282059
> --- /dev/null
> +++ b/tools/perf/util/expr.h
> @@ -0,0 +1,23 @@
> +#ifndef PARSE_CTX_H
> +#define PARSE_CTX_H 1
> +
> +#define MAX_PARSE_ID 2
> +
> +struct parse_id {
> +	const char *name;
> +	double val;
> +};
> +
> +struct parse_ctx {
> +	int num_ids;
> +	struct parse_id ids[MAX_PARSE_ID];
> +};
> +
> +void expr_ctx_init(struct parse_ctx *ctx);
> +void expr_add_id(struct parse_ctx *ctx, const char *id, double val);
> +#ifndef IN_EXPR_Y
> +int expr_parse(double *final_val, struct parse_ctx *ctx, const char **pp);
> +#endif
> +int expr_find_other(const char *p, const char *one, const char **other);

it all looks ok, just please follow the interface function
name style we try to keep with struct name separated with __

thanks,
jirka

[toc] | [standalone]


Back to top | Article view | linux.kernel


csiph-web