.TH LIBPFM 3  "September, 2009" "" "Linux Programmer's Manual"
.SH NAME
pfm_get_version \- get library version
.SH SYNOPSIS
.nf
.B #include <perfmon/pfmlib.h>
.sp
.BI "int pfm_get_version(void)";
.sp
.SH DESCRIPTION
This function can be called at any time to get the revision
level of the library. It is not necessary to have invoked
\fBpfm_initialize()\fR prior to calling this function.

The revision number is composed of two fields: a major number
and a minor number. Both can be extracted using macros provided
in the header file:
.TP
.B PFMLIB_MAJ_VERSION(v)
returns the major number encoded in v.
.TP
.B PFMLIB_MIN_VERSION(v)
returns the minor number encoded in v.
.SH RETURN
The function is always successful, i.e., it always returns
the 32-bit version number.
.SH ERRORS
.SH AUTHOR
Stephane Eranian <eranian@gmail.com>
.PP