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

   1#ifndef __PERF_CACHE_H
   2#define __PERF_CACHE_H
   3
   4#include <stdbool.h>
   5#include "util.h"
   6#include "strbuf.h"
   7#include "../perf.h"
   8
   9#define CMD_EXEC_PATH "--exec-path"
  10#define CMD_PERF_DIR "--perf-dir="
  11#define CMD_WORK_TREE "--work-tree="
  12#define CMD_DEBUGFS_DIR "--debugfs-dir="
  13
  14#define PERF_DIR_ENVIRONMENT "PERF_DIR"
  15#define PERF_WORK_TREE_ENVIRONMENT "PERF_WORK_TREE"
  16#define EXEC_PATH_ENVIRONMENT "PERF_EXEC_PATH"
  17#define DEFAULT_PERF_DIR_ENVIRONMENT ".perf"
  18#define PERF_DEBUGFS_ENVIRONMENT "PERF_DEBUGFS_DIR"
  19
  20typedef int (*config_fn_t)(const char *, const char *, void *);
  21extern int perf_default_config(const char *, const char *, void *);
  22extern int perf_config(config_fn_t fn, void *);
  23extern int perf_config_int(const char *, const char *);
  24extern int perf_config_bool(const char *, const char *);
  25extern int config_error_nonbool(const char *);
  26extern const char *perf_config_dirname(const char *, const char *);
  27
  28/* pager.c */
  29extern void setup_pager(void);
  30extern const char *pager_program;
  31extern int pager_in_use(void);
  32extern int pager_use_color;
  33
  34extern int use_browser;
  35
  36#ifdef NO_NEWT_SUPPORT
  37static inline void setup_browser(bool fallback_to_pager)
  38{
  39        if (fallback_to_pager)
  40                setup_pager();
  41}
  42static inline void exit_browser(bool wait_for_ok __used) {}
  43#else
  44void setup_browser(bool fallback_to_pager);
  45void exit_browser(bool wait_for_ok);
  46#endif
  47
  48char *alias_lookup(const char *alias);
  49int split_cmdline(char *cmdline, const char ***argv);
  50
  51#define alloc_nr(x) (((x)+16)*3/2)
  52
  53/*
  54 * Realloc the buffer pointed at by variable 'x' so that it can hold
  55 * at least 'nr' entries; the number of entries currently allocated
  56 * is 'alloc', using the standard growing factor alloc_nr() macro.
  57 *
  58 * DO NOT USE any expression with side-effect for 'x' or 'alloc'.
  59 */
  60#define ALLOC_GROW(x, nr, alloc) \
  61        do { \
  62                if ((nr) > alloc) { \
  63                        if (alloc_nr(alloc) < (nr)) \
  64                                alloc = (nr); \
  65                        else \
  66                                alloc = alloc_nr(alloc); \
  67                        x = xrealloc((x), alloc * sizeof(*(x))); \
  68                } \
  69        } while(0)
  70
  71
  72static inline int is_absolute_path(const char *path)
  73{
  74        return path[0] == '/';
  75}
  76
  77const char *make_nonrelative_path(const char *path);
  78char *strip_path_suffix(const char *path, const char *suffix);
  79
  80extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
  81extern char *perf_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
  82
  83extern char *perf_pathdup(const char *fmt, ...)
  84        __attribute__((format (printf, 1, 2)));
  85
  86#ifdef NO_STRLCPY
  87extern size_t strlcpy(char *dest, const char *src, size_t size);
  88#endif
  89
  90#endif /* __PERF_CACHE_H */
  91