xref: /linux/tools/perf/util/config.h (revision e5c86679d5e864947a52fb31e45a425dea3e7fa9)
1 #ifndef __PERF_CONFIG_H
2 #define __PERF_CONFIG_H
3 
4 #include <stdbool.h>
5 #include <linux/list.h>
6 
7 struct perf_config_item {
8 	char *name;
9 	char *value;
10 	bool from_system_config;
11 	struct list_head node;
12 };
13 
14 struct perf_config_section {
15 	char *name;
16 	struct list_head items;
17 	bool from_system_config;
18 	struct list_head node;
19 };
20 
21 struct perf_config_set {
22 	struct list_head sections;
23 };
24 
25 extern const char *config_exclusive_filename;
26 
27 typedef int (*config_fn_t)(const char *, const char *, void *);
28 int perf_default_config(const char *, const char *, void *);
29 int perf_config(config_fn_t fn, void *);
30 int perf_config_int(const char *, const char *);
31 u64 perf_config_u64(const char *, const char *);
32 int perf_config_bool(const char *, const char *);
33 int config_error_nonbool(const char *);
34 const char *perf_etc_perfconfig(void);
35 
36 struct perf_config_set *perf_config_set__new(void);
37 void perf_config_set__delete(struct perf_config_set *set);
38 int perf_config_set__collect(struct perf_config_set *set, const char *file_name,
39 			     const char *var, const char *value);
40 void perf_config__init(void);
41 void perf_config__exit(void);
42 void perf_config__refresh(void);
43 
44 /**
45  * perf_config_sections__for_each - iterate thru all the sections
46  * @list: list_head instance to iterate
47  * @section: struct perf_config_section iterator
48  */
49 #define perf_config_sections__for_each_entry(list, section)	\
50         list_for_each_entry(section, list, node)
51 
52 /**
53  * perf_config_items__for_each - iterate thru all the items
54  * @list: list_head instance to iterate
55  * @item: struct perf_config_item iterator
56  */
57 #define perf_config_items__for_each_entry(list, item)	\
58         list_for_each_entry(item, list, node)
59 
60 /**
61  * perf_config_set__for_each - iterate thru all the config section-item pairs
62  * @set: evlist instance to iterate
63  * @section: struct perf_config_section iterator
64  * @item: struct perf_config_item iterator
65  */
66 #define perf_config_set__for_each_entry(set, section, item)			\
67 	perf_config_sections__for_each_entry(&set->sections, section)		\
68 	perf_config_items__for_each_entry(&section->items, item)
69 
70 #endif /* __PERF_CONFIG_H */
71