Use common CMake tests.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit db31086825)

CMakeLists.txt

@@ -20,6 +20,7 @@ set( VERSION R14.1.0 )
 
 include( FindPkgConfig          )
 include( CheckFunctionExists    )
+include( CheckSymbolExists      )
 include( CheckIncludeFile       )
 include( CheckLibraryExists     )
 include( CheckCSourceCompiles   )

ConfigureChecks.cmake

@@ -16,34 +16,16 @@ tde_setup_architecture_flags( )
 include(TestBigEndian)
 test_big_endian(WORDS_BIGENDIAN)
 
+tde_setup_largefiles( )
+
 
 ##### check for gcc visibility support
 
 if( WITH_GCC_VISIBILITY )
-  if( NOT UNIX )
+  tde_setup_gcc_visibility( )
-    tde_message_fatal( "gcc visibility support was requested, but your system is not *NIX" )
-  endif( NOT UNIX )
-  set( __KDE_HAVE_GCC_VISIBILITY 1 )
-  set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden -fvisibility-inlines-hidden")
-  set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden -fvisibility-inlines-hidden")
 endif( WITH_GCC_VISIBILITY )
 
 
-##### gettext
-
-if( BUILD_TRANSLATIONS )
-  include( FindGettext )
-  if( GETTEXT_FOUND )
-    set( MSGFMT_EXECUTABLE ${GETTEXT_MSGFMT_EXECUTABLE} 
-      CACHE FILEPATH "path to msgfmt executable" )
-  endif( GETTEXT_FOUND )
-  
-  if( NOT MSGFMT_EXECUTABLE )
-    tde_message_fatal( "msgfmt is required but was not found on your system." )
-  endif( NOT MSGFMT_EXECUTABLE )
-endif( BUILD_TRANSLATIONS )
-
-
 ##### check for sword
 
 pkg_search_module( LIBSWORD sword )