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822f167a | 1 | /* |
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2 | * Copyright (C) 2009 Steven Rostedt <srostedt@redhat.com> |
3 | * Copyright (C) 2010 Nils Carlson <nils.carlson@ericsson.com> | |
4 | * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
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5 | * |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
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8 | * License as published by the Free Software Foundation; |
9 | * version 2.1 of the License. | |
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10 | * |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
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19 | */ |
20 | ||
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21 | /* |
22 | * This whole file is currently a dummy. | |
23 | */ | |
24 | ||
25 | #include <stdio.h> | |
26 | ||
27 | #undef TRACEPOINT_EVENT | |
28 | #define TRACEPOINT_EVENT(name, proto, args, fields) \ | |
29 | TRACEPOINT_EVENT_CLASS(name, \ | |
30 | TP_PARAMS(proto), \ | |
31 | TP_PARAMS(args), \ | |
32 | TP_PARAMS(fields)); \ | |
33 | TRACEPOINT_EVENT_INSTANCE(name, name, TP_PARAMS(proto), \ | |
34 | TP_PARAMS(args)); | |
35 | ||
36 | #undef TRACEPOINT_EVENT_NOARGS | |
37 | #define TRACEPOINT_EVENT_NOARGS(name, fields) \ | |
38 | TRACEPOINT_EVENT_CLASS_NOARGS(name, \ | |
39 | TP_PARAMS(fields)); \ | |
40 | TRACEPOINT_EVENT_INSTANCE_NOARGS(name, name); | |
41 | ||
42 | #undef tp_field | |
43 | #define tp_field(type, item, src) type item; | |
44 | ||
45 | #undef TP_FIELDS | |
46 | #define TP_FIELDS(args...) args | |
47 | ||
48 | #undef TRACEPOINT_EVENT_INSTANCE | |
49 | #define TRACEPOINT_EVENT_INSTANCE(template, name, proto, args) | |
50 | ||
51 | #undef TRACEPOINT_EVENT_INSTANCE_NOARGS | |
52 | #define TRACEPOINT_EVENT_INSTANCE_NOARGS(template, name) | |
53 | ||
54 | #undef TRACEPOINT_EVENT_CLASS | |
55 | #define TRACEPOINT_EVENT_CLASS(name, proto, args, fields) \ | |
56 | struct trace_raw_##name { \ | |
57 | fields \ | |
58 | }; \ | |
59 | static void trace_printf_##name(void *dummy, proto) \ | |
60 | { \ | |
61 | } \ | |
62 | struct trace_event __event_##name = { \ | |
63 | __tpstrtab_##name, \ | |
64 | }; \ | |
65 | static struct trace_event * const __event_ptrs_##name \ | |
66 | __attribute__((used, section("__trace_events_ptrs"))) = \ | |
67 | &__event_##name; \ | |
68 | \ | |
69 | static void __attribute__((constructor)) init_##name() \ | |
70 | { \ | |
71 | void *dummy = NULL; \ | |
72 | __register_tracepoint(name, trace_printf_##name, dummy);\ | |
73 | } | |
74 | ||
75 | #undef TRACEPOINT_EVENT_CLASS_NOARGS | |
76 | #define TRACEPOINT_EVENT_CLASS_NOARGS(name, fields) \ | |
77 | struct trace_raw_##name { \ | |
78 | fields \ | |
79 | }; \ | |
80 | static void trace_printf_##name(void *dummy) \ | |
81 | { \ | |
82 | } \ | |
83 | struct trace_event __event_##name = { \ | |
84 | __tpstrtab_##name, \ | |
85 | }; \ | |
86 | static struct trace_event * const __event_ptrs_##name \ | |
87 | __attribute__((used, section("__trace_events_ptrs"))) = \ | |
88 | &__event_##name; \ | |
89 | \ | |
90 | static void __attribute__((constructor)) init_##name() \ | |
91 | { \ | |
92 | void *dummy = NULL; \ | |
93 | __register_tracepoint(name, trace_printf_##name, dummy);\ | |
94 | } | |
95 | ||
96 | #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) |