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-rw-r--r--Documentation/perf_counter/cache.h97
1 files changed, 97 insertions, 0 deletions
diff --git a/Documentation/perf_counter/cache.h b/Documentation/perf_counter/cache.h
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+++ b/Documentation/perf_counter/cache.h
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1#ifndef CACHE_H
2#define CACHE_H
3
4#include "util.h"
5#include "strbuf.h"
6
7#define PERF_DIR_ENVIRONMENT "PERF_DIR"
8#define PERF_WORK_TREE_ENVIRONMENT "PERF_WORK_TREE"
9#define DEFAULT_PERF_DIR_ENVIRONMENT ".perf"
10#define DB_ENVIRONMENT "PERF_OBJECT_DIRECTORY"
11#define INDEX_ENVIRONMENT "PERF_INDEX_FILE"
12#define GRAFT_ENVIRONMENT "PERF_GRAFT_FILE"
13#define TEMPLATE_DIR_ENVIRONMENT "PERF_TEMPLATE_DIR"
14#define CONFIG_ENVIRONMENT "PERF_CONFIG"
15#define EXEC_PATH_ENVIRONMENT "PERF_EXEC_PATH"
16#define CEILING_DIRECTORIES_ENVIRONMENT "PERF_CEILING_DIRECTORIES"
17#define PERFATTRIBUTES_FILE ".perfattributes"
18#define INFOATTRIBUTES_FILE "info/attributes"
19#define ATTRIBUTE_MACRO_PREFIX "[attr]"
20
21typedef int (*config_fn_t)(const char *, const char *, void *);
22extern int perf_default_config(const char *, const char *, void *);
23extern int perf_config_from_file(config_fn_t fn, const char *, void *);
24extern int perf_config(config_fn_t fn, void *);
25extern int perf_parse_ulong(const char *, unsigned long *);
26extern int perf_config_int(const char *, const char *);
27extern unsigned long perf_config_ulong(const char *, const char *);
28extern int perf_config_bool_or_int(const char *, const char *, int *);
29extern int perf_config_bool(const char *, const char *);
30extern int perf_config_string(const char **, const char *, const char *);
31extern int perf_config_set(const char *, const char *);
32extern int perf_config_set_multivar(const char *, const char *, const char *, int);
33extern int perf_config_rename_section(const char *, const char *);
34extern const char *perf_etc_perfconfig(void);
35extern int check_repository_format_version(const char *var, const char *value, void *cb);
36extern int perf_config_system(void);
37extern int perf_config_global(void);
38extern int config_error_nonbool(const char *);
39extern const char *config_exclusive_filename;
40
41#define MAX_PERFNAME (1000)
42extern char perf_default_email[MAX_PERFNAME];
43extern char perf_default_name[MAX_PERFNAME];
44extern int user_ident_explicitly_given;
45
46extern const char *perf_log_output_encoding;
47extern const char *perf_mailmap_file;
48
49/* IO helper functions */
50extern void maybe_flush_or_die(FILE *, const char *);
51extern int copy_fd(int ifd, int ofd);
52extern int copy_file(const char *dst, const char *src, int mode);
53extern ssize_t read_in_full(int fd, void *buf, size_t count);
54extern ssize_t write_in_full(int fd, const void *buf, size_t count);
55extern void write_or_die(int fd, const void *buf, size_t count);
56extern int write_or_whine(int fd, const void *buf, size_t count, const char *msg);
57extern int write_or_whine_pipe(int fd, const void *buf, size_t count, const char *msg);
58extern void fsync_or_die(int fd, const char *);
59
60/* pager.c */
61extern void setup_pager(void);
62extern const char *pager_program;
63extern int pager_in_use(void);
64extern int pager_use_color;
65
66extern const char *editor_program;
67extern const char *excludes_file;
68
69char *alias_lookup(const char *alias);
70int split_cmdline(char *cmdline, const char ***argv);
71
72#define alloc_nr(x) (((x)+16)*3/2)
73
74/*
75 * Realloc the buffer pointed at by variable 'x' so that it can hold
76 * at least 'nr' entries; the number of entries currently allocated
77 * is 'alloc', using the standard growing factor alloc_nr() macro.
78 *
79 * DO NOT USE any expression with side-effect for 'x' or 'alloc'.
80 */
81#define ALLOC_GROW(x, nr, alloc) \
82 do { \
83 if ((nr) > alloc) { \
84 if (alloc_nr(alloc) < (nr)) \
85 alloc = (nr); \
86 else \
87 alloc = alloc_nr(alloc); \
88 x = xrealloc((x), alloc * sizeof(*(x))); \
89 } \
90 } while(0)
91
92
93static inline int is_absolute_path(const char *path)
94{
95 return path[0] == '/';
96}
97#endif /* CACHE_H */
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