CMake GNU Install Dirs variable empty?

My CMake.txt file content:


cmake_minimum_required(VERSION 2.8.9)
project(Bonsole)
get_property(LIB64 GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS)

add_definitions( -DINSTALL_PATH="${INSTALL_PATH}" )
add_definitions( -DDATA_PATH="${CMAKE_INSTALL_FULL_DATADIR}/Bonsole/" )
add_definitions( -DLIB_PATH="${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}" )

find_package(PkgConfig REQUIRED)
pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0 webkit2gtk-4.0  )
pkg_check_modules(DBUS REQUIRED IMPORTED_TARGET dbus-1 )
pkg_check_modules(libxslt REQUIRED IMPORTED_TARGET libxslt)
file(GLOB BONSOLE_SRC Bonsole/*.c)
file(GLOB client_library lib/client_lib/*.c lib/client_lib/error_handling/*.c )

add_library( normal SHARED lib/bonsole-backends/normal.c )
target_link_libraries( normal PkgConfig::DBUS BonsoleHelper )
add_library( console SHARED lib/bonsole-backends/console.c )
add_library( BonsoleHelper SHARED helper/polling.c helper/polling.h helper/strings.c helper/strings.h )
target_link_libraries( BonsoleHelper PkgConfig::DBUS  PkgConfig::libxslt)

add_library( BonsoleClient SHARED ${client_library}  )
target_link_libraries( BonsoleClient PkgConfig::libxslt  )
target_link_libraries( BonsoleClient dl )

add_executable( Bonsole ${BONSOLE_SRC} )
target_link_libraries( Bonsole PUBLIC PkgConfig::GTK PkgConfig::DBUS BonsoleHelper )


target_link_libraries( BonsoleClient BonsoleHelper )


set_target_properties( BonsoleClient PROPERTIES SOVERSION 0)
set_target_properties( Bonsole PROPERTIES VERSION 0.0.4)
set_target_properties( normal PROPERTIES SOVERSION 0.0.4)
set_target_properties( BonsoleHelper PROPERTIES SOVERSION 0.0.4)
set_target_properties( console PROPERTIES SOVERSION 0.0.4)

set_target_properties(normal PROPERTIES OUTPUT_NAME "bonsole-libnormal.so-0.0.4.0")
set_target_properties(normal PROPERTIES SUFFIX "")
set_target_properties(normal PROPERTIES PREFIX "")

set_target_properties(console PROPERTIES OUTPUT_NAME "bonsole-libconsole.so.0-0.0.4")
set_target_properties(console PROPERTIES SUFFIX "")
set_target_properties(console PROPERTIES PREFIX "")

INSTALL( TARGETS  Bonsole  RUNTIME DESTINATION bin COMPONENT WebBasedClient)
INSTALL( TARGETS BonsoleClient  LIBRARY DESTINATION  ${CMAKE_INSTALL_LIBDIR} COMPONENT ClientLib)
INSTALL( TARGETS BonsoleHelper LIBRARY DESTINATION ${CMAKE_LIBRARY_OUTPUT_DIRECTORY} COMPONENT HelperLib)
INSTALL( TARGETS normal 
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}/bonsole/bonsole-backends  COMPONENT WebBasedBackend)
INSTALL( TARGETS 
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}/bonsole/bonsole-backends  COMPONENT ConsoleBackend)
INSTALL(DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/data/dtd/" DESTINATION ${CMAKE_INSTALL_FULL_DATAROOTDIR}/Bonsole/dtd/ COMPONENT Schema )
INSTALL(DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/data/etc/" DESTINATION etc COMPONENT Configuration )
INSTALL(DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/data/xslt/" DESTINATION ${CMAKE_INSTALL_FULL_DATAROOTDIR}/Bonsole/xsl-views COMPONENT Data)

My spec file is:


Version:    0.0.4
Release:    0.0.4
Summary:    This package providces a wrapper for BonsoleRTA backends
License:      GPL-3.0-or-later
BuildRequires: cmake dbus-1-devel gcc-c++ webkit2gtk3-devel gtk3-devel dbus-1-devel gcc-c++ libxslt-devel
Requires: dbus-1 
Requires: BomsoleRTA-client-lib-backend
URL:        https://sourceforge.net/projects/Bonsole
Source0:    https://sourceforge.net/projects/bonsole/files/Sources/BonsoleRTA-GUI-client-%{version}.tar.gz
Provides: libBonsoleClient.so libBonsoleClient.so.0.%{version}

%define short_name libBonsoleClient.so
%define library_name %{short_name}-%{version}

%description
BonsoleRTA-client-lib is library needed for BonsoleRTA applications to work properly

%prep
%setup -q

%build
%cmake
%cmake_build BonsoleClient


%install

mkdir -p %{buildroot}/%{_libdir}
mkdir -p %{buildroot}/usr/share/Bonsole/xsl-views
mkdir -p %{buildroot}/usr/etc

cd build
DESTDIR=%{buildroot}/  cmake --install . --component ClientLib  -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON
DESTDIR=%{buildroot}/  cmake --install . --component Configuration  -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON
DESTDIR=%{buildroot}/  cmake --install . --component Schema  -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON
DESTDIR=%{buildroot}/  cmake --install . --component Data -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON
mv %{buildroot}/%{_prefix}/%{_lib}/%{short_name}.0 %{buildroot}/%{_prefix}/%{_lib}/%{library_name}

install -dm 0655 data/xslt %{buildroot}/usr/share/Bonsole/xsl-views

rm /%{buildroot}/%{_prefix}/%{_lib}/libBonsoleClient.so
%post
/sbin/ldconfig

%postun
/sbin/ldconfig

%files
%{_libdir}/%{short_name}*
/usr/share/Bonsole
/usr/etc/bonsole-app-suggested.cnf

%changelog
* Thu Apr 22 2021 Sławomir Lach <slawek@lach.art.pl>
-


I known it’s maybe buggy (mixed library and configuration), but it still built on my machine and I still learn. It sems that ${CMAKE_INSTALL_FULL_DATAROOTDIR} expression was expand to empty string.