diff --git a/modules/FindTQt.cmake b/modules/FindTQt.cmake
index e354973..bf2ca8a 100644
--- a/modules/FindTQt.cmake
+++ b/modules/FindTQt.cmake
@@ -24,36 +24,46 @@ tde_execute_process(
   COMMAND pkg-config tqt --variable=tmoc_executable
   OUTPUT_VARIABLE TMOC_EXECUTABLE OUTPUT_STRIP_TRAILING_WHITESPACE )
 
-if( TMOC_EXECUTABLE )
-  tqt_message( "  tmoc path: ${TMOC_EXECUTABLE}" )
-else( )
-  tde_message_fatal( "Path to tmoc is not set.\n tqt is correctly installed?" )
+if( NOT EXISTS ${TMOC_EXECUTABLE} )
+  tde_message_fatal( "tmoc is not found!\n tqt is correctly installed?" )
 endif( )
 
+tqt_message( "  tmoc path: ${TMOC_EXECUTABLE}" )
+
 
 # moc_executable
 tde_execute_process(
   COMMAND pkg-config tqt --variable=moc_executable
   OUTPUT_VARIABLE MOC_EXECUTABLE OUTPUT_STRIP_TRAILING_WHITESPACE )
 
-if( MOC_EXECUTABLE )
-  tqt_message( "  moc path: ${MOC_EXECUTABLE}" )
-else( )
+if( NOT EXISTS ${MOC_EXECUTABLE} )
   tde_message_fatal( "Path to moc is not set.\n tqt is correctly installed?" )
 endif( )
 
+tqt_message( "  moc path: ${MOC_EXECUTABLE}" )
+
 
 # uic_executable
 tde_execute_process(
   COMMAND pkg-config tqt --variable=uic_executable
   OUTPUT_VARIABLE UIC_EXECUTABLE OUTPUT_STRIP_TRAILING_WHITESPACE )
 
-if( UIC_EXECUTABLE )
-  tqt_message( "  uic path: ${UIC_EXECUTABLE}" )
-else( )
-  tde_message_fatal( "Path to uic is not set.\n tqt is correctly installed?" )
+if( NOT EXISTS ${UIC_EXECUTABLE} )
+  tde_message_fatal( "uic not found!\n tqt is correctly installed?" )
+endif( )
+
+tqt_message( "  uic path: ${UIC_EXECUTABLE}" )
+
+
+# tqt-replace script
+set( TQT_REPLACE_SCRIPT "${TQT_PREFIX}/bin/tqt-replace" )
+
+if( NOT EXISTS ${TQT_REPLACE_SCRIPT} )
+  tde_message_fatal( "tqt-replace not found!\n Check tqt installation." )
 endif( )
 
+tqt_message( "  tqt-replace path: ${TQT_REPLACE_SCRIPT}" )
+
 
 # check if tqt is usable
 tde_save( CMAKE_REQUIRED_INCLUDES CMAKE_REQUIRED_LIBRARIES )
diff --git a/modules/TDEMacros.cmake b/modules/TDEMacros.cmake
index a710f43..0cc3bc4 100644
--- a/modules/TDEMacros.cmake
+++ b/modules/TDEMacros.cmake
@@ -42,9 +42,7 @@ macro( tde_get_arg ARG_NAME COUNT RETURN REST )
   list( APPEND ${REST} ${ARGN} )
   list( FIND ${REST} ${ARG_NAME} _arg_idx)
   if( NOT ${_arg_idx} EQUAL -1 )
-    list( APPEND ${REST} ___ensure_list___ )
     list( REMOVE_AT ${REST} ${_arg_idx} )
-    list( REMOVE_ITEM ${REST} ___ensure_list___ )
     set( _i 0 )
     while( ${_i} LESS ${COUNT} )
       list( GET ${REST} ${_arg_idx} _arg )
@@ -66,19 +64,38 @@ macro( tde_execute_process )
   tde_get_arg( MESSAGE 1 _message _rest_args ${ARGV} )
   tde_get_arg( RESULT_VARIABLE 1 _result_variable _tmp ${_rest_args} )
   tde_get_arg( COMMAND 1 _command _tmp ${_rest_args} )
+  tde_get_arg( OUTPUT_VARIABLE 1 _output_variable _tmp ${_rest_args} )
+  tde_get_arg( CACHE 3 _cache _rest_args2 ${_rest_args} )
+
+  # handle optional FORCE parameter
+  if( DEFINED _cache )
+    list( GET _cache 2 _tmp )
+    if( _tmp STREQUAL FORCE )
+      set( _rest_args ${_rest_args2} )
+    else()
+      tde_get_arg( CACHE 2 _cache _rest_args ${_rest_args} )
+    endif()
+  endif()
+
   if( NOT DEFINED _result_variable )
     list( APPEND _rest_args RESULT_VARIABLE _exec_result )
     set( _result_variable _exec_result )
   endif()
+
   execute_process( ${_rest_args} )
+
+  if( DEFINED _output_variable AND DEFINED _cache )
+    set( ${_output_variable} ${${_output_variable}} CACHE ${_cache} )
+  endif()
+
   if( ${_result_variable} )
     if( DEFINED _message )
-      message( FATAL_ERROR ${_message} )
+      tde_message_fatal( ${_message} )
     else()
       if( ${${_result_variable}} MATCHES "^[0-9]+$" )
         set( ${_result_variable} "status ${${_result_variable}} returned!" )
       endif()
-      message( FATAL_ERROR "Error executing '${_command}': ${${_result_variable}}" )
+      tde_message_fatal( "Error executing '${_command}': ${${_result_variable}}" )
     endif()
   endif()
 endmacro( tde_execute_process )
@@ -268,6 +285,7 @@ macro( tde_add_ui_files _sources )
     add_custom_command( OUTPUT ${_ui_basename}.h ${_ui_basename}.cpp
       COMMAND ${CMAKE_COMMAND}
         -DUIC_EXECUTABLE:FILEPATH=${UIC_EXECUTABLE}
+        -DTQT_REPLACE_SCRIPT:FILEPATH=${TQT_REPLACE_SCRIPT}
         -DTDE_QTPLUGINS_DIR:FILEPATH=${TDE_QTPLUGINS_DIR}
         -DUI_FILE:FILEPATH=${_ui_absolute_path}
         -DMASTER_SOURCE_DIR:FILEPATH=${CMAKE_SOURCE_DIR}
diff --git a/modules/TDESetupPaths.cmake b/modules/TDESetupPaths.cmake
index 1e0dbaf..02a0954 100644
--- a/modules/TDESetupPaths.cmake
+++ b/modules/TDESetupPaths.cmake
@@ -35,6 +35,7 @@ macro( tde_setup_paths )
   _tde_internal_setup_path( SBIN_INSTALL_DIR          "${EXEC_INSTALL_PREFIX}/sbin"                 "The install dir for system executables (default ${EXEC_INSTALL_PREFIX}/sbin)" )
   _tde_internal_setup_path( LIB_INSTALL_DIR           "${EXEC_INSTALL_PREFIX}/lib${LIB_SUFFIX}"     "The subdirectory relative to the install prefix where libraries will be installed (default is ${EXEC_INSTALL_PREFIX}/lib${LIB_SUFFIX})" )
   _tde_internal_setup_path( LIBEXEC_INSTALL_DIR       "${LIB_INSTALL_DIR}/trinity/libexec"             "The subdirectory relative to the install prefix where libraries will be installed (default is ${LIB_INSTALL_DIR}/trinity/libexec)" )
+  _tde_internal_setup_path( PKGCONFIG_INSTALL_DIR     "${LIB_INSTALL_DIR}/pkgconfig"                "The install dir for pkg-config metadata files" )
   _tde_internal_setup_path( INCLUDE_INSTALL_DIR       "${CMAKE_INSTALL_PREFIX}/include"             "The subdirectory to the header prefix" )
 
   _tde_internal_setup_path( CMAKE_INSTALL_DIR         "${SHARE_INSTALL_PREFIX}/cmake"               "The install dir for cmake import modules" )
diff --git a/modules/tde_uic.cmake b/modules/tde_uic.cmake
index e4c438b..fcd16f1 100644
--- a/modules/tde_uic.cmake
+++ b/modules/tde_uic.cmake
@@ -17,12 +17,12 @@ get_filename_component( _ui_basename ${UI_FILE} NAME_WE )
 # FIXME this will working only on out-of-source mode
 set( local_ui_file ${_ui_basename}.ui )
 configure_file( ${UI_FILE} ${local_ui_file} COPYONLY )
-tde_execute_process( COMMAND tqt-replace ${local_ui_file} )
+tde_execute_process( COMMAND ${TQT_REPLACE_SCRIPT} ${local_ui_file} )
 
 # ui.h extension file, if exists
 if( EXISTS "${UI_FILE}.h" )
   configure_file( ${UI_FILE}.h ${local_ui_file}.h COPYONLY )
-  tde_execute_process( COMMAND tqt-replace ${local_ui_file}.h )
+  tde_execute_process( COMMAND ${TQT_REPLACE_SCRIPT} ${local_ui_file}.h )
 endif( )
 
 if( TDE_QTPLUGINS_DIR )