Add check to a standalone iconv library to solve FTBFS.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit 9fd41cd9f4)

ConfigureChecks.cmake

@@ -68,3 +68,20 @@ pkg_search_module( UNIBREAK libunibreak )
 if( NOT UNIBREAK_FOUND )
   tde_message_fatal( "unibreak is required, but not found on your system" )
 endif( )
+
+
+##### check for standalone iconv library
+check_include_file( "iconv.h" HAVE_ICONV_H )
+if( NOT HAVE_ICONV_H )
+  tde_message_fatal( "iconv header is required, but not found on your system" )
+endif( )
+
+message( STATUS "Check for standalone libiconv" )
+find_library( HAVE_LIBICONV iconv )
+if( HAVE_LIBICONV )
+  set( ICONV_LIBRARIES iconv )
+  message( STATUS "Check for standalone libiconv - found" )
+else( )
+  set( ICONV_LIBRARIES "" )
+  message( STATUS "Check for standalone libiconv - not found" )
+endif( )

zlibrary/core/CMakeLists.txt

@@ -17,7 +17,7 @@ configure_file( include/core_export.h.cmake include/core_export.h )
 file( GLOB_RECURSE _zlcore_cpp_files RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} *.cpp)
 tde_add_library( zlcore-tqt SHARED AUTOMOC
   SOURCES ${_zlcore_cpp_files}
-  LINK ${ZLIB_LIBRARIES} ${BZIP2_LIBRARIES} ${EXPAT_LIBRARIES} ${TQT_LIBRARIES}
+  LINK ${ZLIB_LIBRARIES} ${BZIP2_LIBRARIES} ${EXPAT_LIBRARIES} ${ICONV_LIBRARIES} ${TQT_LIBRARIES}
   VERSION 0.99.4
   DESTINATION ${ZL_LIB_INSTALL_DIR}
 )