[redhat] kernel.spec: create libperf subpackage

Bugzilla: https://bugzilla.redhat.com/2174972

Upstream status: RHEL-only

Signed-off-by: Michael Petlan <mpetlan@redhat.com>

Author: rfmvh

redhat/kernel.spec.template

@@ -1064,6 +1064,33 @@ This package provides debug information for the perf python bindings.
 # the python_sitearch macro should already be defined from above
 %{expand:%%global _find_debuginfo_opts %{?_find_debuginfo_opts} -p '.*%%{python3_sitearch}/perf.*so(\.debug)?|XXX' -o python3-perf-debuginfo.list}
 
+%package -n libperf
+Summary: The perf library from kernel source
+License: GPLv2
+%description -n libperf
+This package contains the kernel source perf library.
+
+%package -n libperf-devel
+Summary: Developement files for the perf library from kernel source
+License: GPLv2
+%description -n libperf-devel
+This package includes libraries and header files needed for development
+of applications which use perf library from kernel source.
+
+%package -n libperf-debuginfo
+Summary: Debug information for package libperf
+Group: Development/Debug
+Requires: %{name}-debuginfo-common-%{_target_cpu} = %{version}-%{release}
+AutoReqProv: no
+%description -n libperf-debuginfo
+This package provides debug information for the libperf package.
+
+# Note that this pattern only works right to match the .build-id
+# symlinks because of the trailing nonmatching alternation and
+# the leading .*, because of find-debuginfo.sh's buggy handling
+# of matching the pattern against the symlinks file.
+%{expand:%%global _find_debuginfo_opts %{?_find_debuginfo_opts} -p '.*%%{_libdir}/libperf.so(\.debug)?|XXX' -o libperf-debuginfo.list}
+
 # with_perf
 %endif
 
@@ -2568,6 +2595,8 @@ InitBuildVars
 # make sure check-headers.sh is executable
 chmod +x tools/perf/check-headers.sh
 %{perf_make} DESTDIR=$RPM_BUILD_ROOT all
+# libperf
+make -C tools/lib/perf V=1
 %endif
 
 %global tools_make \
@@ -2859,6 +2888,10 @@ mkdir -p %{buildroot}/%{_mandir}/man1
 # LIBTRACEEVENT_DYNAMIC=1 above in perf_make macro). Those files should already
 # ship with libtraceevent package.
 rm -rf %{buildroot}%{_libdir}/traceevent
+
+# libperf
+make -C tools/lib/perf DESTDIR=%{buildroot} prefix=%{_prefix} libdir=%{_libdir} V=1 install
+rm -f %{buildroot}%{_libdir}/libperf.a
 %endif
 
 %if %{with_tools}
@@ -3340,10 +3373,25 @@ fi
 %files -n python3-perf
 %{python3_sitearch}/*
 
+%files -n libperf
+%{_libdir}/libperf.so.0
+%{_libdir}/libperf.so.0.0.1
+
+%files -n libperf-devel
+%{_libdir}/libperf.so
+%{_libdir}/pkgconfig/libperf.pc
+%{_includedir}/perf/
+%{_mandir}/man3/libperf.*
+%{_mandir}/man7/libperf-counting.*
+%{_mandir}/man7/libperf-sampling.*
+%{_docdir}/libperf/
+
 %if %{with_debuginfo}
 %files -f perf-debuginfo.list -n perf-debuginfo
 
 %files -f python3-perf-debuginfo.list -n python3-perf-debuginfo
+
+%files -f libperf-debuginfo.list -n libperf-debuginfo
 %endif
 # with_perf
 %endif