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0cb03c85 MD |
1 | /* |
2 | * Copyright (C) 2013-2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
5 | * of this software and associated documentation files (the "Software"), to deal | |
6 | * in the Software without restriction, including without limitation the rights | |
7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
8 | * copies of the Software, and to permit persons to whom the Software is | |
9 | * furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
20 | * SOFTWARE. | |
21 | */ | |
22 | ||
0cb03c85 MD |
23 | #define _LGPL_SOURCE |
24 | #include <stdio.h> | |
171fcc6f | 25 | #include <helper.h> |
0cb03c85 MD |
26 | |
27 | #define TRACEPOINT_CREATE_PROBES | |
28 | #define TRACEPOINT_DEFINE | |
29 | #include "lttng-ust-tracelog-provider.h" | |
30 | ||
31 | #define TRACELOG_CB(level) \ | |
bd9bb3c7 MRB |
32 | static inline __attribute__((always_inline)) \ |
33 | void __lttng_ust_vtracelog_##level(const char *file, \ | |
0cb03c85 | 34 | int line, const char *func, \ |
bd9bb3c7 | 35 | const char *fmt, va_list ap) \ |
0cb03c85 | 36 | { \ |
0cb03c85 | 37 | char *msg; \ |
bd9bb3c7 | 38 | const int len = vasprintf(&msg, fmt, ap); \ |
0cb03c85 | 39 | \ |
0cb03c85 MD |
40 | /* len does not include the final \0 */ \ |
41 | if (len < 0) \ | |
42 | goto end; \ | |
43 | __tracepoint_cb_lttng_ust_tracelog___##level(file, \ | |
44 | line, func, msg, len, \ | |
171fcc6f | 45 | LTTNG_UST_CALLER_IP()); \ |
0cb03c85 MD |
46 | free(msg); \ |
47 | end: \ | |
bd9bb3c7 MRB |
48 | return; \ |
49 | } \ | |
50 | \ | |
51 | void _lttng_ust_vtracelog_##level(const char *file, \ | |
52 | int line, const char *func, \ | |
53 | const char *fmt, va_list ap) \ | |
54 | { \ | |
55 | __lttng_ust_vtracelog_##level(file, line, func, fmt, ap); \ | |
56 | } \ | |
57 | \ | |
58 | void _lttng_ust_tracelog_##level(const char *file, \ | |
59 | int line, const char *func, \ | |
60 | const char *fmt, ...) \ | |
61 | { \ | |
62 | va_list ap; \ | |
63 | \ | |
64 | va_start(ap, fmt); \ | |
65 | __lttng_ust_vtracelog_##level(file, line, func, fmt, ap); \ | |
0cb03c85 MD |
66 | va_end(ap); \ |
67 | } | |
68 | ||
c4d667ed MD |
69 | TRACELOG_CB(TRACE_EMERG) |
70 | TRACELOG_CB(TRACE_ALERT) | |
71 | TRACELOG_CB(TRACE_CRIT) | |
72 | TRACELOG_CB(TRACE_ERR) | |
73 | TRACELOG_CB(TRACE_WARNING) | |
74 | TRACELOG_CB(TRACE_NOTICE) | |
75 | TRACELOG_CB(TRACE_INFO) | |
76 | TRACELOG_CB(TRACE_DEBUG_SYSTEM) | |
77 | TRACELOG_CB(TRACE_DEBUG_PROGRAM) | |
78 | TRACELOG_CB(TRACE_DEBUG_PROCESS) | |
79 | TRACELOG_CB(TRACE_DEBUG_MODULE) | |
80 | TRACELOG_CB(TRACE_DEBUG_UNIT) | |
81 | TRACELOG_CB(TRACE_DEBUG_FUNCTION) | |
82 | TRACELOG_CB(TRACE_DEBUG_LINE) | |
83 | TRACELOG_CB(TRACE_DEBUG) |