'\" t
.\"     Title: tracef
.\"    Author: [see the "AUTHORS" section]
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\"      Date: 09/24/2024
.\"    Manual: LTTng Manual
.\"    Source: LTTng 2.13.8
.\"  Language: English
.\"
.TH "TRACEF" "3" "09/24/2024" "LTTng 2\&.13\&.8" "LTTng Manual"
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.SH "NAME"
tracef \- LTTng\-UST printf(3)\-like interface
.SH "SYNOPSIS"
.sp
.nf
\fB#include <lttng/tracef\&.h>\fR
.fi
.sp
.nf
#define \fBtracef\fR(\fIfmt\fR, \&...)
.fi
.sp
Link with \fB-llttng-ust -llttng-ust-common\fR\&.
.SH "DESCRIPTION"
.sp
The \fBtracef()\fR macro is part of version\ \&0 of the LTTng\-UST API (see the \(lqCompatibility with previous APIs\(rq section of \fBlttng-ust\fR(3))\&.
.sp
Prefer using \fBlttng_ust_tracef\fR(3) which is part of version\ \&1 of the API and has the \fBlttng_ust_\fR namespace\&.
.SH "BUGS"
.sp
If you encounter any issue or usability problem, please report it on the LTTng bug tracker <https://bugs.lttng.org/projects/lttng-ust>\&.
.SH "RESOURCES"
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
LTTng project website <http://lttng.org>
.RE
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
LTTng documentation <http://lttng.org/docs>
.RE
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
Git repositories <http://git.lttng.org>
.RE
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
GitHub organization <http://github.com/lttng>
.RE
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
Continuous integration <http://ci.lttng.org/>
.RE
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
Mailing list <http://lists.lttng.org>
for support and development:
\fBlttng-dev@lists.lttng.org\fR
.RE
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
IRC channel <irc://irc.oftc.net/lttng>:
\fB#lttng\fR
on
\fBirc.oftc.net\fR
.RE
.SH "COPYRIGHTS"
.sp
This macro is part of the LTTng\-UST project\&.
.sp
This macro is distributed under the GNU Lesser General Public License, version 2\&.1 <http://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html>\&. See the for more details\&.
.SH "THANKS"
.sp
Thanks to Ericsson for funding this work, providing real\-life use cases, and testing\&.
.sp
Special thanks to Michel Dagenais and the DORSAL laboratory <http://www.dorsal.polymtl.ca/> at \('Ecole Polytechnique de Montr\('eal for the LTTng journey\&.
.SH "AUTHORS"
.sp
LTTng\-UST was originally written by Mathieu Desnoyers, with additional contributions from various other people\&. It is currently maintained by Mathieu Desnoyers <mailto:mathieu.desnoyers@efficios.com>\&.
.SH "SEE ALSO"
.sp
\fBlttng_ust_tracef\fR(3), \fBlttng_ust_vtracef\fR(3)