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Now that we have a flex parser we don't need to update the parsed string pointer, so the interface can just be passed the pointer to the expression instead of a pointer to pointer. Signed-off-by: Jiri Olsa <[email protected]> Reviewed-by: Andi Kleen <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: John Garry <[email protected]> Cc: Kajol Jain <[email protected]> Cc: Michael Petlan <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Ravi Bangoria <[email protected]> Link: http://lore.kernel.org/lkml/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
25 lines
567 B
C
25 lines
567 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef PARSE_CTX_H
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#define PARSE_CTX_H 1
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#define EXPR_MAX_OTHER 20
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#define MAX_PARSE_ID EXPR_MAX_OTHER
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struct parse_id {
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const char *name;
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double val;
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};
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struct parse_ctx {
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int num_ids;
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struct parse_id ids[MAX_PARSE_ID];
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};
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void expr__ctx_init(struct parse_ctx *ctx);
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void expr__add_id(struct parse_ctx *ctx, const char *id, double val);
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int expr__parse(double *final_val, struct parse_ctx *ctx, const char *expr);
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int expr__find_other(const char *expr, const char *one, const char ***other,
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int *num_other);
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#endif
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