Started to merge @ZobyTwo cmake branch

CMakeModules/utils.cmake

@@ -0,0 +1,57 @@
+macro(WAGIC_OPTION variable description value)
+  set(__value ${value})
+  set(__condition "")
+  set(__varname "__value")
+  foreach(arg ${ARGN})
+    if(arg STREQUAL "IF" OR arg STREQUAL "if")
+      set(__varname "__condition")
+    else()
+      list(APPEND ${__varname} ${arg})
+    endif()
+  endforeach()
+  unset(__varname)
+  if("${__condition}" STREQUAL "")
+    set(__condition 2 GREATER 1)
+  endif()
+
+  if(${__condition})
+    if("${__value}" MATCHES ";")
+      if(${__value})
+        option(${variable} "${description}" ON)
+      else()
+        option(${variable} "${description}" OFF)
+      endif()
+    elseif(DEFINED ${__value})
+      if(${__value})
+        option(${variable} "${description}" ON)
+      else()
+        option(${variable} "${description}" OFF)
+      endif()
+    else()
+      option(${variable} "${description}" ${__value})
+    endif()
+  else()
+    unset(${variable} CACHE)
+  endif()
+  unset(__condition)
+  unset(__value)
+endmacro() 
+
+# add prefix to each item in the list
+macro(list_add_prefix LST PREFIX)
+  set(__tmp "")
+  foreach(item ${${LST}})
+    list(APPEND __tmp "${PREFIX}${item}")
+  endforeach()
+  set(${LST} ${__tmp})
+  unset(__tmp)
+endmacro()
+
+
+macro(find_host_program)
+    set(_find_program ${CMAKE_FIND_ROOT_PATH_MODE_PROGRAM})
+    set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+    find_program(${ARGN})
+    set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ${_find_program})
+    unset(_find_program)
+endmacro()