LXR linux/tools/perf/util/cache.h

   1#ifndef __PERF_CACHE_H
   2#define __PERF_CACHE_H
   3
   4#include "util.h"
   5#include "strbuf.h"
   6#include "../perf.h"
   7
   8#define CMD_EXEC_PATH "--exec-path"
   9#define CMD_PERF_DIR "--perf-dir="
  10#define CMD_WORK_TREE "--work-tree="
  11#define CMD_DEBUGFS_DIR "--debugfs-dir="
  12
  13#define PERF_DIR_ENVIRONMENT "PERF_DIR"
  14#define PERF_WORK_TREE_ENVIRONMENT "PERF_WORK_TREE"
  15#define DEFAULT_PERF_DIR_ENVIRONMENT ".perf"
  16#define DB_ENVIRONMENT "PERF_OBJECT_DIRECTORY"
  17#define INDEX_ENVIRONMENT "PERF_INDEX_FILE"
  18#define GRAFT_ENVIRONMENT "PERF_GRAFT_FILE"
  19#define TEMPLATE_DIR_ENVIRONMENT "PERF_TEMPLATE_DIR"
  20#define CONFIG_ENVIRONMENT "PERF_CONFIG"
  21#define EXEC_PATH_ENVIRONMENT "PERF_EXEC_PATH"
  22#define CEILING_DIRECTORIES_ENVIRONMENT "PERF_CEILING_DIRECTORIES"
  23#define PERFATTRIBUTES_FILE ".perfattributes"
  24#define INFOATTRIBUTES_FILE "info/attributes"
  25#define ATTRIBUTE_MACRO_PREFIX "[attr]"
  26#define PERF_DEBUGFS_ENVIRONMENT "PERF_DEBUGFS_DIR"
  27
  28typedef int (*config_fn_t)(const char *, const char *, void *);
  29extern int perf_default_config(const char *, const char *, void *);
  30extern int perf_config_from_file(config_fn_t fn, const char *, void *);
  31extern int perf_config(config_fn_t fn, void *);
  32extern int perf_parse_ulong(const char *, unsigned long *);
  33extern int perf_config_int(const char *, const char *);
  34extern unsigned long perf_config_ulong(const char *, const char *);
  35extern int perf_config_bool_or_int(const char *, const char *, int *);
  36extern int perf_config_bool(const char *, const char *);
  37extern int perf_config_string(const char **, const char *, const char *);
  38extern int perf_config_set(const char *, const char *);
  39extern int perf_config_set_multivar(const char *, const char *, const char *, int);
  40extern int perf_config_rename_section(const char *, const char *);
  41extern const char *perf_etc_perfconfig(void);
  42extern int check_repository_format_version(const char *var, const char *value, void *cb);
  43extern int perf_config_system(void);
  44extern int perf_config_global(void);
  45extern int config_error_nonbool(const char *);
  46extern const char *config_exclusive_filename;
  47
  48#define MAX_PERFNAME (1000)
  49extern char perf_default_email[MAX_PERFNAME];
  50extern char perf_default_name[MAX_PERFNAME];
  51extern int user_ident_explicitly_given;
  52
  53extern const char *perf_log_output_encoding;
  54extern const char *perf_mailmap_file;
  55
  56/* IO helper functions */
  57extern void maybe_flush_or_die(FILE *, const char *);
  58extern int copy_fd(int ifd, int ofd);
  59extern int copy_file(const char *dst, const char *src, int mode);
  60extern ssize_t write_in_full(int fd, const void *buf, size_t count);
  61extern void write_or_die(int fd, const void *buf, size_t count);
  62extern int write_or_whine(int fd, const void *buf, size_t count, const char *msg);
  63extern int write_or_whine_pipe(int fd, const void *buf, size_t count, const char *msg);
  64extern void fsync_or_die(int fd, const char *);
  65
  66/* pager.c */
  67extern void setup_pager(void);
  68extern const char *pager_program;
  69extern int pager_in_use(void);
  70extern int pager_use_color;
  71
  72extern const char *editor_program;
  73extern const char *excludes_file;
  74
  75char *alias_lookup(const char *alias);
  76int split_cmdline(char *cmdline, const char ***argv);
  77
  78#define alloc_nr(x) (((x)+16)*3/2)
  79
  80/*
  81 * Realloc the buffer pointed at by variable 'x' so that it can hold
  82 * at least 'nr' entries; the number of entries currently allocated
  83 * is 'alloc', using the standard growing factor alloc_nr() macro.
  84 *
  85 * DO NOT USE any expression with side-effect for 'x' or 'alloc'.
  86 */
  87#define ALLOC_GROW(x, nr, alloc) \
  88        do { \
  89                if ((nr) > alloc) { \
  90                        if (alloc_nr(alloc) < (nr)) \
  91                                alloc = (nr); \
  92                        else \
  93                                alloc = alloc_nr(alloc); \
  94                        x = xrealloc((x), alloc * sizeof(*(x))); \
  95                } \
  96        } while(0)
  97
  98
  99static inline int is_absolute_path(const char *path)
 100{
 101        return path[0] == '/';
 102}
 103
 104const char *make_absolute_path(const char *path);
 105const char *make_nonrelative_path(const char *path);
 106const char *make_relative_path(const char *abs, const char *base);
 107int normalize_path_copy(char *dst, const char *src);
 108int longest_ancestor_length(const char *path, const char *prefix_list);
 109char *strip_path_suffix(const char *path, const char *suffix);
 110
 111extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
 112extern char *perf_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
 113/* perf_mkstemp() - create tmp file honoring TMPDIR variable */
 114extern int perf_mkstemp(char *path, size_t len, const char *template);
 115
 116extern char *mksnpath(char *buf, size_t n, const char *fmt, ...)
 117        __attribute__((format (printf, 3, 4)));
 118extern char *perf_snpath(char *buf, size_t n, const char *fmt, ...)
 119        __attribute__((format (printf, 3, 4)));
 120extern char *perf_pathdup(const char *fmt, ...)
 121        __attribute__((format (printf, 1, 2)));
 122
 123extern size_t strlcpy(char *dest, const char *src, size_t size);
 124
 125#endif /* __PERF_CACHE_H */
 126