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c3ca8d4418
To simplify getting a single config value, add a function to scan a config variable. Reviewed-by: Andi Kleen <ak@linux.intel.com> Reviewed-by: Namhyung Kim <namhyung@kernel.org> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Link: https://lore.kernel.org/r/20220905073424.3971-2-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __PERF_CONFIG_H
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#define __PERF_CONFIG_H
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#include <stdbool.h>
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#include <linux/list.h>
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struct perf_config_item {
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char *name;
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char *value;
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bool from_system_config;
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struct list_head node;
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};
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struct perf_config_section {
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char *name;
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struct list_head items;
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bool from_system_config;
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struct list_head node;
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};
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struct perf_config_set {
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struct list_head sections;
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};
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extern const char *config_exclusive_filename;
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typedef int (*config_fn_t)(const char *, const char *, void *);
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int perf_default_config(const char *, const char *, void *);
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int perf_config(config_fn_t fn, void *);
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int perf_config_scan(const char *name, const char *fmt, ...) __scanf(2, 3);
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int perf_config_set(struct perf_config_set *set,
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config_fn_t fn, void *data);
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int perf_config_int(int *dest, const char *, const char *);
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int perf_config_u8(u8 *dest, const char *name, const char *value);
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int perf_config_u64(u64 *dest, const char *, const char *);
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int perf_config_bool(const char *, const char *);
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int config_error_nonbool(const char *);
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const char *perf_etc_perfconfig(void);
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const char *perf_home_perfconfig(void);
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int perf_config_system(void);
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int perf_config_global(void);
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struct perf_config_set *perf_config_set__new(void);
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struct perf_config_set *perf_config_set__load_file(const char *file);
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void perf_config_set__delete(struct perf_config_set *set);
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int perf_config_set__collect(struct perf_config_set *set, const char *file_name,
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const char *var, const char *value);
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void perf_config__exit(void);
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void perf_config__refresh(void);
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/**
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* perf_config_sections__for_each - iterate thru all the sections
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* @list: list_head instance to iterate
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* @section: struct perf_config_section iterator
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*/
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#define perf_config_sections__for_each_entry(list, section) \
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list_for_each_entry(section, list, node)
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/**
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* perf_config_items__for_each - iterate thru all the items
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* @list: list_head instance to iterate
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* @item: struct perf_config_item iterator
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*/
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#define perf_config_items__for_each_entry(list, item) \
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list_for_each_entry(item, list, node)
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/**
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* perf_config_set__for_each - iterate thru all the config section-item pairs
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* @set: evlist instance to iterate
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* @section: struct perf_config_section iterator
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* @item: struct perf_config_item iterator
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*/
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#define perf_config_set__for_each_entry(set, section, item) \
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perf_config_sections__for_each_entry(&set->sections, section) \
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perf_config_items__for_each_entry(§ion->items, item)
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#endif /* __PERF_CONFIG_H */
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