[lttng-dev] [PATCH] tracef: add extern "C" wrapper

[Mathieu Desnoyers]

Sorry, I missed your patch and already committed a different
fix. Please let me know if my fix has any issue.

We usually encompass the entire header file (except #include)
with extern C by the way.

Thanks,

Mathieu

----- Original Message -----
> From: "Gerlando Falauto" <gerlando.falauto at keymile.com>
> To: lttng-dev at lists.lttng.org
> Cc: "Gerlando Falauto" <gerlando.falauto at keymile.com>
> Sent: Tuesday, May 13, 2014 5:33:46 AM
> Subject: [lttng-dev] [PATCH] tracef: add extern "C" wrapper
> 
> Add an extern "C" wrapper so that tracef.h can be included
> (and the tracef() function can be used) from C++ files, too.
> 
> Signed-off-by: Gerlando Falauto <gerlando.falauto at keymile.com>
> ---
>  include/lttng/tracef.h | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/include/lttng/tracef.h b/include/lttng/tracef.h
> index 16a984b..45d0587 100644
> --- a/include/lttng/tracef.h
> +++ b/include/lttng/tracef.h
> @@ -25,9 +25,17 @@
>  
>  #include <lttng/lttng-ust-tracef.h>
>  
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
>  extern
>  void _lttng_ust_tracef(const char *fmt, ...);
>  
> +#ifdef __cplusplus
> +}
> +#endif
> +
>  #define tracef(fmt, ...)						\
>  	do {								\
>  		STAP_PROBEV(tracepoint_lttng_ust_tracef, event, ## __VA_ARGS__); \
> --
> 1.8.0.1
> 
> 
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> 

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com