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Commit | Line | Data |
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1 | /* | |
2 | * Default implementation for backend initialization from commandline. | |
3 | * | |
4 | * Copyright (C) 2011-2012 LluĂs Vilanova <vilanova@ac.upc.edu> | |
5 | * | |
6 | * This work is licensed under the terms of the GNU GPL, version 2. See | |
7 | * the COPYING file in the top-level directory. | |
8 | */ | |
9 | ||
10 | #include "trace/control.h" | |
11 | ||
12 | ||
13 | void trace_print_events(FILE *stream, fprintf_function stream_printf) | |
14 | { | |
15 | fprintf(stderr, "warning: " | |
16 | "cannot print the trace events with the current backend\n"); | |
17 | stream_printf(stream, "error: " | |
18 | "operation not supported with the current backend\n"); | |
19 | } | |
20 | ||
21 | void trace_event_set_state_dynamic_backend(TraceEvent *ev, bool state) | |
22 | { | |
23 | fprintf(stderr, "warning: " | |
24 | "cannot set the state of a trace event with the current backend\n"); | |
25 | } | |
26 | ||
27 | bool trace_backend_init(const char *events, const char *file) | |
28 | { | |
29 | if (events) { | |
30 | fprintf(stderr, "error: -trace events=...: " | |
31 | "option not supported by the selected tracing backend\n"); | |
32 | return false; | |
33 | } | |
34 | if (file) { | |
35 | fprintf(stderr, "error: -trace file=...: " | |
36 | "option not supported by the selected tracing backend\n"); | |
37 | return false; | |
38 | } | |
39 | return true; | |
40 | } |