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(void)
  38{
  39        setup_pager();
  40}
  41static inline void exit_browser(bool wait_for_ok __used) {}
  42#else
  43void setup_browser(void);
  44void exit_browser(bool wait_for_ok);
  45#endif
  46
  47char *alias_lookup(const char *alias);
  48int split_cmdline(char *cmdline, const char ***argv);
  49
  50#define alloc_nr(x) (((x)+16)*3/2)
  51
  52/*
  53 * Realloc the buffer pointed at by variable 'x' so that it can hold
  54 * at least 'nr' entries; the number of entries currently allocated
  55 * is 'alloc', using the standard growing factor alloc_nr() macro.
  56 *
  57 * DO NOT USE any expression with side-effect for 'x' or 'alloc'.
  58 */
  59#define ALLOC_GROW(x, nr, alloc) \
  60        do { \
  61                if ((nr) > alloc) { \
  62                        if (alloc_nr(alloc) < (nr)) \
  63                                alloc = (nr); \
  64                        else \
  65                                alloc = alloc_nr(alloc); \
  66                        x = xrealloc((x), alloc * sizeof(*(x))); \
  67                } \
  68        } while(0)
  69
  70
  71static inline int is_absolute_path(const char *path)
  72{
  73        return path[0] == '/';
  74}
  75
  76const char *make_nonrelative_path(const char *path);
  77char *strip_path_suffix(const char *path, const char *suffix);
  78
  79extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
  80extern char *perf_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
  81
  82extern char *perf_pathdup(const char *fmt, ...)
  83        __attribute__((format (printf, 1, 2)));
  84
  85#ifdef NO_STRLCPY
  86extern size_t strlcpy(char *dest, const char *src, size_t size);
  87#endif
  88
  89#endif /* __PERF_CACHE_H */
  90