Changeset 8623 for code/branches/unity_build/cmake

Timestamp:

May 27, 2011, 5:12:41 PM (14 years ago)

Author:

rgrieder

Message:

Disable precompiled header files for targets with a single build unit.

Location:

code/branches/unity_build/cmake/tools

Files:

• BuildUnits.cmake (modified) (1 diff)
• TargetUtilities.cmake (modified) (2 diffs)

code/branches/unity_build/cmake/tools/BuildUnits.cmake

@@ -60 +60 @@
     # Use default
     SET(_nr_of_units NR_OF_BUILD_UNITS)
+  ENDIF()
+
+  # Disable precompiled header files for single unit targets
+  IF(_nr_of_units EQUAL 1)
+    SET(PCH_DISABLE_${_target_name} TRUE PARENT_SCOPE)
   ENDIF()
 

code/branches/unity_build/cmake/tools/TargetUtilities.cmake

@@ -209 +209 @@
     MARK_AS_ADVANCED(PCH_ENABLE_${_target_name_upper})
 
-    IF(PCH_ENABLE_${_target_name_upper})
+    IF(PCH_ENABLE_${_target_name_upper} AND NOT PCH_DISABLE_${_target_name})
       PRECOMPILED_HEADER_FILES_PRE_TARGET(${_target_name} ${_arg_PCH_FILE} _${_target_name}_files EXCLUDE ${_arg_PCH_EXCLUDE})
     ENDIF()
@@ -357 +357 @@
 
   # Second part of precompiled header files
-  IF(PCH_COMPILER_SUPPORT AND PCH_ENABLE_${_target_name_upper} AND _arg_PCH_FILE)
+  IF(PCH_COMPILER_SUPPORT AND PCH_ENABLE_${_target_name_upper} AND _arg_PCH_FILE AND NOT PCH_DISABLE_${_target_name})
     PRECOMPILED_HEADER_FILES_POST_TARGET(${_target_name} ${_arg_PCH_FILE})
   ENDIF()