-
Notifications
You must be signed in to change notification settings - Fork 0
/
lol.h
155 lines (136 loc) · 5.29 KB
/
lol.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
#ifndef LOL_H
#define LOL_H
#include <stdarg.h>
#if defined _WIN32 || defined __CYGWIN__
#ifdef BUILDING_DLL
#ifdef __GNUC__
#define LOL_PUBLIC __attribute__((dllexport))
#else
#define LOL_PUBLIC __declspec(dllexport)
#endif
#else
#ifdef __GNUC__
#define LOL_PUBLIC __attribute__((dllimport))
#else
#define LOL_PUBLIC __declspec(dllimport)
#endif
#endif
#define LOL_LOCAL
#else
#if __GNUC__ >= 4
#define LOL_PUBLIC __attribute__((visibility("default")))
#define LOL_LOCAL __attribute__((visibility("hidden")))
#else
#define LOL_PUBLIC
#define LOL_LOCAL
#endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
LOL_NONE = 0,
LOL_FATAL,
LOL_ERROR,
LOL_WARN,
LOL_INFO,
LOL_DEBUG,
LOL_TRACE,
LOL_DEFAULT = LOL_INFO,
LOL_FULL = LOL_TRACE,
} lol_level_e;
#if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L
#if defined __GNUC__ && __GNUC__ >= 2
#define LOL_FUNC __FUNCTION__
#else
#define LOL_FUNC "<unknown>"
#endif
#else
#define LOL_FUNC __func__
#endif
#if defined(__GNUC__)
#define lol_likely(x) __builtin_expect(!!(x), 1)
#define lol_unlikely(x) __builtin_expect(!!(x), 0)
#else
#define lol_likely(v) v
#define lol_unlikely(v) v
#endif
/* API */
/**
* initialize lol with custom settings
*
* it support multiple calls in multi-thread environment.
*/
LOL_PUBLIC int lol_init(const char *domain, lol_level_e std_level,
const char *file, lol_level_e file_level);
/**
* initialize lol with default settings
*/
#define lol_init2() lol_init(NULL, LOL_INFO, NULL, LOL_NONE);
/**
* release all resources allocated by lol
*
* it support multiple calls in single thread environment.
* but thread-unsafe
*/
LOL_PUBLIC void lol_fini();
LOL_PUBLIC int lol_add_domain(const char *domain, lol_level_e std_level,
const char *file, lol_level_e file_level);
LOL_PUBLIC lol_level_e lol_string_to_level(const char *level);
/**
* get specific lol_t by domain(for performance)
*/
LOL_PUBLIC void *lol_get(const char *domain);
LOL_PUBLIC void lol_printf(lol_level_e level, void *log, const char *domain_id,
int err, const char *file, int line,
const char *func, int content_only,
const char *format, ...);
#define lol_message(level, log, domain, errno, ...) \
lol_printf(level, log, domain, errno, __FILE__, __LINE__, LOL_FUNC, 0, \
__VA_ARGS__)
#define lol_fatal(...) lol_message(LOL_FATAL, 0, 0, 0, __VA_ARGS__)
#define lol_error(...) lol_message(LOL_ERROR, 0, 0, 0, __VA_ARGS__)
#define lol_warn(...) lol_message(LOL_WARN, 0, 0, 0, __VA_ARGS__)
#define lol_info(...) lol_message(LOL_INFO, 0, 0, 0, __VA_ARGS__)
#define lol_debug(...) lol_message(LOL_DEBUG, 0, 0, 0, __VA_ARGS__)
#define lol_trace(...) lol_message(LOL_TRACE, 0, 0, 0, __VA_ARGS__)
/* lol_xxx_with_domain function family */
#define lol_fatal2(d, ...) lol_message(LOL_FATAL, 0, d, 0, __VA_ARGS__)
#define lol_error2(d, ...) lol_message(LOL_ERROR, 0, d, 0, __VA_ARGS__)
#define lol_warn2(d, ...) lol_message(LOL_WARN, 0, d, 0, __VA_ARGS__)
#define lol_info2(d, ...) lol_message(LOL_INFO, 0, d, 0, __VA_ARGS__)
#define lol_debug2(d, ...) lol_message(LOL_DEBUG, 0, d, 0, __VA_ARGS__)
#define lol_trace2(d, ...) lol_message(LOL_TRACE, 0, d, 0, __VA_ARGS__)
#define lol_xxx3(d, level, ...) \
do { \
static void *lol_name_##d = NULL; \
if (lol_unlikely(lol_name_##d == NULL)) { \
lol_name_##d = lol_get(#d); \
} \
lol_message(level, lol_name_##d, #d, 0, __VA_ARGS__); \
} while (0);
/* lol_xxx_with_domain for performance */
#define lol_fatal3(d, ...) lol_xxx3(d, LOL_FATAL, __VA_ARGS__)
#define lol_error3(d, ...) lol_xxx3(d, LOL_ERROR, __VA_ARGS__)
#define lol_warn3(d, ...) lol_xxx3(d, LOL_WARN, __VA_ARGS__)
#define lol_info3(d, ...) lol_xxx3(d, LOL_INFO, __VA_ARGS__)
#define lol_debug3(d, ...) lol_xxx3(d, LOL_DEBUG, __VA_ARGS__)
#define lol_trace3(d, ...) lol_xxx3(d, LOL_TRACE, __VA_ARGS__)
/* lol_xxx_with_errno function family */
#define lol_fatal_e(e, ...) lol_message(LOL_FATAL, 0, 0, e, __VA_ARGS__)
#define lol_error_e(e, ...) lol_message(LOL_ERROR, 0, 0, e, __VA_ARGS__)
#define lol_warn_e(e, ...) lol_message(LOL_WARN, 0, 0, e, __VA_ARGS__)
#define lol_info_e(e, ...) lol_message(LOL_INFO, 0, 0, e, __VA_ARGS__)
#define lol_debug_e(e, ...) lol_message(LOL_DEBUG, 0, 0, e, __VA_ARGS__)
#define lol_trace_e(e, ...) lol_message(LOL_TRACE, 0, 0, e, __VA_ARGS__)
/* lol_xxx_with_domain_and_errno function family */
#define lol_fatal_de(d, e, ...) lol_message(LOL_FATAL, 0, d, e, __VA_ARGS__)
#define lol_error_de(d, e, ...) lol_message(LOL_ERROR, 0, d, e, __VA_ARGS__)
#define lol_warn_de(d, e, ...) lol_message(LOL_WARN, 0, d, e, __VA_ARGS__)
#define lol_info_de(d, e, ...) lol_message(LOL_INFO, 0, d, e, __VA_ARGS__)
#define lol_debug_de(d, e, ...) lol_message(LOL_DEBUG, 0, d, e, __VA_ARGS__)
#define lol_trace_de(d, e, ...) lol_message(LOL_TRACE, 0, d, e, __VA_ARGS__)
#ifdef __cplusplus
}
#endif
#endif