Mir
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
mir_tracepoint.h
Go to the documentation of this file.
1 /*
2  * Copyright © 2013 Canonical Ltd.
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU Lesser General Public License version 3 as
6  * published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by: Alexandros Frantzis <alexandros.frantzis@canonical.com>
17  */
18 
19 #ifndef MIR_LTTNG_MIR_TRACEPOINT_H_
20 #define MIR_LTTNG_MIR_TRACEPOINT_H_
21 
22 /*
23  * The STAP_PROBEV() macro from sdt.h (SystemTap) used by
24  * the tracepoint() macro from lttng/tracepoint.h fails to
25  * build with clang at the moment. Disable tracepoints
26  * when building with clang until this is resolved.
27  *
28  * See: http://sourceware.org/bugzilla/show_bug.cgi?id=13974
29  */
30 #ifdef __clang__
31 namespace mir_systemtap_bug_13974
32 {
33 inline void mir_tracepoint_consume_args(int, ...) {}
34 }
35 #define mir_tracepoint(c, e, ...) ::mir_systemtap_bug_13974::mir_tracepoint_consume_args(0, __VA_ARGS__)
36 #pragma message "Building with clang: Disabling LTTng tracepoints."
37 #else
38 #define mir_tracepoint(c, ...) tracepoint(c, __VA_ARGS__)
39 #endif
40 
41 #endif /* MIR_LTTNG_MIR_TRACEPOINT_H_ */

Copyright © 2012,2013 Canonical Ltd.
Generated on Fri Apr 11 21:14:53 UTC 2014