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cache.h
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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 
20 typedef int (*config_fn_t)(const char *, const char *, void *);
21 extern int perf_default_config(const char *, const char *, void *);
22 extern int perf_config(config_fn_t fn, void *);
23 extern int perf_config_int(const char *, const char *);
24 extern int perf_config_bool(const char *, const char *);
25 extern int config_error_nonbool(const char *);
26 extern const char *perf_config_dirname(const char *, const char *);
27 
28 /* pager.c */
29 extern void setup_pager(void);
30 extern const char *pager_program;
31 extern int pager_in_use(void);
32 extern int pager_use_color;
33 
34 extern int use_browser;
35 
36 #if defined(NEWT_SUPPORT) || defined(GTK2_SUPPORT)
37 void setup_browser(bool fallback_to_pager);
38 void exit_browser(bool wait_for_ok);
39 
40 #ifdef NEWT_SUPPORT
41 int ui__init(void);
42 void ui__exit(bool wait_for_ok);
43 #else
44 static inline int ui__init(void)
45 {
46  return -1;
47 }
48 static inline void ui__exit(bool wait_for_ok __maybe_unused) {}
49 #endif
50 
51 #ifdef GTK2_SUPPORT
52 int perf_gtk__init(void);
53 void perf_gtk__exit(bool wait_for_ok);
54 #else
55 static inline int perf_gtk__init(void)
56 {
57  return -1;
58 }
59 static inline void perf_gtk__exit(bool wait_for_ok __maybe_unused) {}
60 #endif
61 
62 #else /* NEWT_SUPPORT || GTK2_SUPPORT */
63 
64 static inline void setup_browser(bool fallback_to_pager)
65 {
66  if (fallback_to_pager)
67  setup_pager();
68 }
69 static inline void exit_browser(bool wait_for_ok __maybe_unused) {}
70 #endif /* NEWT_SUPPORT || GTK2_SUPPORT */
71 
72 char *alias_lookup(const char *alias);
73 int split_cmdline(char *cmdline, const char ***argv);
74 
75 #define alloc_nr(x) (((x)+16)*3/2)
76 
77 /*
78  * Realloc the buffer pointed at by variable 'x' so that it can hold
79  * at least 'nr' entries; the number of entries currently allocated
80  * is 'alloc', using the standard growing factor alloc_nr() macro.
81  *
82  * DO NOT USE any expression with side-effect for 'x' or 'alloc'.
83  */
84 #define ALLOC_GROW(x, nr, alloc) \
85  do { \
86  if ((nr) > alloc) { \
87  if (alloc_nr(alloc) < (nr)) \
88  alloc = (nr); \
89  else \
90  alloc = alloc_nr(alloc); \
91  x = xrealloc((x), alloc * sizeof(*(x))); \
92  } \
93  } while(0)
94 
95 
96 static inline int is_absolute_path(const char *path)
97 {
98  return path[0] == '/';
99 }
100 
101 const char *make_nonrelative_path(const char *path);
102 char *strip_path_suffix(const char *path, const char *suffix);
103 
104 extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
105 extern char *perf_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
106 
107 extern char *perf_pathdup(const char *fmt, ...)
108  __attribute__((format (printf, 1, 2)));
109 
110 #ifndef HAVE_STRLCPY
111 extern size_t strlcpy(char *dest, const char *src, size_t size);
112 #endif
113 
114 #endif /* __PERF_CACHE_H */