PipeWire: spa/debug/log.h Source File

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log.h
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1/* Simple Plugin API */
2/* SPDX-FileCopyrightText: Copyright © 2022 Wim Taymans */
3/* SPDX-License-Identifier: MIT */
4
5#ifndef SPA_DEBUG_LOG_H
6#define SPA_DEBUG_LOG_H
7
8#ifdef __cplusplus
9extern "C" {
10#endif
11
12#include <stdio.h>
13#include <stdarg.h>
14
15#include <spa/utils/defs.h>
16#include <spa/support/log.h>
17#include <spa/debug/context.h>
18#include <spa/debug/dict.h>
19#include <spa/debug/format.h>
20#include <spa/debug/mem.h>
21#include <spa/debug/pod.h>
22
23#ifndef SPA_API_DEBUG_LOG
24 #ifdef SPA_API_IMPL
25 #define SPA_API_DEBUG_LOG SPA_API_IMPL
26 #else
27 #define SPA_API_DEBUG_LOG static inline
28 #endif
29#endif
30
35
36struct spa_debug_log_ctx {
37 struct spa_debug_context ctx;
38 struct spa_log *log;
39 enum spa_log_level level;
40 const struct spa_log_topic *topic;
41 const char *file;
42 int line;
43 const char *func;
44};
45
46 SPA_PRINTF_FUNC(2,3)
47 SPA_API_DEBUG_LOG void spa_debug_log_log(struct spa_debug_context *ctx, const char *fmt, ...)
48{
49 struct spa_debug_log_ctx *c = SPA_CONTAINER_OF(ctx, struct spa_debug_log_ctx, ctx);
50 va_list args;
51 va_start(args, fmt);
52 spa_log_logtv(c->log, c->level, c->topic, c->file, c->line, c->func, fmt, args);
53 va_end(args);
54}
55
56#define SPA_LOGF_DEBUG_INIT(_l,_lev,_t,_file,_line,_func) \
57 (struct spa_debug_log_ctx){ { spa_debug_log_log }, _l, _lev, _t, \
58 _file, _line, _func }
59
60#define SPA_LOGT_DEBUG_INIT(_l,_lev,_t) \
61 SPA_LOGF_DEBUG_INIT(_l,_lev,_t,__FILE__,__LINE__,__func__)
62
63#define SPA_LOG_DEBUG_INIT(l,lev) \
64 SPA_LOGT_DEBUG_INIT(l,lev,SPA_LOG_TOPIC_DEFAULT)
65
66#define spa_debug_log_pod(l,lev,indent,info,pod) \
67({ \
68 struct spa_debug_log_ctx c = SPA_LOG_DEBUG_INIT(l,lev); \
69 if (SPA_UNLIKELY(spa_log_level_topic_enabled(c.log, c.topic, c.level))) \
70 spa_debugc_pod(&c.ctx, indent, info, pod); \
71})
72
73#define spa_debug_log_format(l,lev,indent,info,format) \
74({ \
75 struct spa_debug_log_ctx c = SPA_LOG_DEBUG_INIT(l,lev); \
76 if (SPA_UNLIKELY(spa_log_level_topic_enabled(c.log, c.topic, c.level))) \
77 spa_debugc_format(&c.ctx, indent, info, format); \
78})
79
80#define spa_debug_log_mem(l,lev,indent,data,len) \
81({ \
82 struct spa_debug_log_ctx c = SPA_LOG_DEBUG_INIT(l,lev); \
83 if (SPA_UNLIKELY(spa_log_level_topic_enabled(c.log, c.topic, c.level))) \
84 spa_debugc_mem(&c.ctx, indent, data, len); \
85})
86
87#define spa_debug_log_dict(l,lev,indent,dict) \
88({ \
89 struct spa_debug_log_ctx c = SPA_LOG_DEBUG_INIT(l,lev); \
90 if (SPA_UNLIKELY(spa_log_level_topic_enabled(c.log, c.topic, c.level))) \
91 spa_debugc_dict(&c.ctx, indent, dict); \
92})
93
94#define spa_debug_log_error_location(l,lev,loc,fmt,...) \
95({ \
96 struct spa_debug_log_ctx c = SPA_LOG_DEBUG_INIT(l,lev); \
97 if (SPA_UNLIKELY(spa_log_level_topic_enabled(c.log, c.topic, c.level))) { \
98 if (fmt) spa_debugc(&c.ctx, fmt, __VA_ARGS__); \
99 spa_debugc_error_location(&c.ctx, loc); \
100 } \
101})
102
106
107#ifdef __cplusplus
108} /* extern "C" */
109#endif
110
111#endif /* SPA_DEBUG_LOG_H */
dict.h
spa/debug/dict.h
format.h
spa/debug/format.h
pod.h
spa/debug/pod.h
defs.h
spa/utils/defs.h
args
uint32_t int int const char va_list args
Definition core.h:434
va_end
va_end(args)
va_start
va_start(args, message)
spa_debug_log_log
SPA_API_DEBUG_LOG void spa_debug_log_log(struct spa_debug_context *ctx, const char *fmt,...)
Definition log.h:54
spa_log_level
spa_log_level
Definition log.h:55
spa_log_logtv
SPA_API_LOG void spa_log_logtv(struct spa_log *l, enum spa_log_level level, const struct spa_log_topic *topic, const char *file, int line, const char *func, const char *fmt, va_list args)
Definition log.h:281
SPA_CONTAINER_OF
#define SPA_CONTAINER_OF(p, t, m)
Definition defs.h:235
SPA_PRINTF_FUNC
#define SPA_PRINTF_FUNC(fmt, arg1)
Definition defs.h:295
context.h
spa/debug/context.h
SPA_API_DEBUG_LOG
#define SPA_API_DEBUG_LOG
Definition log.h:34
mem.h
spa/debug/mem.h
log.h
spa/support/log.h
spa_debug_context
Definition context.h:45
spa_debug_log_ctx
Definition log.h:43
spa_debug_log_ctx::func
const char * func
Definition log.h:50
spa_debug_log_ctx::line
int line
Definition log.h:49
spa_debug_log_ctx::log
struct spa_log * log
Definition log.h:45
spa_debug_log_ctx::level
enum spa_log_level level
Definition log.h:46
spa_debug_log_ctx::ctx
struct spa_debug_context ctx
Definition log.h:44
spa_debug_log_ctx::file
const char * file
Definition log.h:48
spa_debug_log_ctx::topic
const struct spa_log_topic * topic
Definition log.h:47
spa_log_topic
Identifier for a topic.
Definition log.h:93
spa_log
Definition log.h:71