CMake: cleanup, namespace & unused vars

also add macro 'print_all_vars()', if(0)'d - debugging only.

11 files changed, 63 insertions, 19 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0363b2429be..316191af4fc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -767,7 +767,6 @@ endif()
 
 if(UNIX AND NOT APPLE)
 	macro(find_package_wrapper)
-		string(TOUPPER ${ARGV0} _NAME_UPPER)
 		if(WITH_STATIC_LIBS)
 			set(_cmake_find_library_suffixes_back ${CMAKE_FIND_LIBRARY_SUFFIXES})
 			set(CMAKE_FIND_LIBRARY_SUFFIXES .a ${CMAKE_FIND_LIBRARY_SUFFIXES})
@@ -2786,3 +2785,8 @@ if(FIRST_RUN)
 
 	message("${_config_msg}")
 endif()
+
+if(0)
+	print_all_vars()
+endif()
+
diff --git a/build_files/cmake/Modules/FindGLEW.cmake b/build_files/cmake/Modules/FindGLEW.cmake
index 8589e143ada..2f098d5d9a4 100644
--- a/build_files/cmake/Modules/FindGLEW.cmake
+++ b/build_files/cmake/Modules/FindGLEW.cmake
@@ -75,3 +75,5 @@ MARK_AS_ADVANCED(
   GLEW_LIBRARY
   GLEW_MX_LIBRARY
 )
+
+UNSET(_glew_SEARCH_DIRS)
diff --git a/build_files/cmake/Modules/FindOpenCOLLADA.cmake b/build_files/cmake/Modules/FindOpenCOLLADA.cmake
index 84aead58b60..1c10d5a71de 100644
--- a/build_files/cmake/Modules/FindOpenCOLLADA.cmake
+++ b/build_files/cmake/Modules/FindOpenCOLLADA.cmake
@@ -140,3 +140,8 @@ IF(OPENCOLLADA_FOUND)
   SET(OPENCOLLADA_LIBRARIES ${_opencollada_LIBRARIES})
   SET(OPENCOLLADA_INCLUDE_DIRS ${_opencollada_INCLUDES})
 ENDIF(OPENCOLLADA_FOUND)
+
+UNSET(COMPONENT)
+UNSET(UPPERCOMPONENT)
+UNSET(_opencollada_LIBRARIES)
+UNSET(_opencollada_INCLUDES)
diff --git a/build_files/cmake/Modules/FindOpenColorIO.cmake b/build_files/cmake/Modules/FindOpenColorIO.cmake
index e152f0f81d9..ac486a13a6d 100644
--- a/build_files/cmake/Modules/FindOpenColorIO.cmake
+++ b/build_files/cmake/Modules/FindOpenColorIO.cmake
@@ -63,11 +63,12 @@ FOREACH(COMPONENT ${_opencolorio_FIND_COMPONENTS})
     PATH_SUFFIXES
       lib64 lib
     )
-  if(OPENCOLORIO_${UPPERCOMPONENT}_LIBRARY)
+  IF(OPENCOLORIO_${UPPERCOMPONENT}_LIBRARY)
     LIST(APPEND _opencolorio_LIBRARIES "${OPENCOLORIO_${UPPERCOMPONENT}_LIBRARY}")
-  endif()
+  ENDIF()
 ENDFOREACH()
 
+
 # handle the QUIETLY and REQUIRED arguments and set OPENCOLORIO_FOUND to TRUE if 
 # all listed variables are TRUE
 INCLUDE(FindPackageHandleStandardArgs)
@@ -84,3 +85,8 @@ MARK_AS_ADVANCED(
   OPENCOLORIO_LIBRARY
 )
 
+UNSET(COMPONENT)
+UNSET(UPPERCOMPONENT)
+UNSET(_opencolorio_FIND_COMPONENTS)
+UNSET(_opencolorio_LIBRARIES)
+UNSET(_opencolorio_SEARCH_DIRS)
diff --git a/build_files/cmake/Modules/FindOpenEXR.cmake b/build_files/cmake/Modules/FindOpenEXR.cmake
index 1c59ef49e59..8554da14f31 100644
--- a/build_files/cmake/Modules/FindOpenEXR.cmake
+++ b/build_files/cmake/Modules/FindOpenEXR.cmake
@@ -137,3 +137,9 @@ FOREACH(COMPONENT ${_openexr_FIND_COMPONENTS})
   STRING(TOUPPER ${COMPONENT} UPPERCOMPONENT)
   MARK_AS_ADVANCED(OPENEXR_${UPPERCOMPONENT}_LIBRARY)
 ENDFOREACH()
+
+UNSET(COMPONENT)
+UNSET(UPPERCOMPONENT)
+UNSET(_openexr_FIND_COMPONENTS)
+UNSET(_openexr_LIBRARIES)
+UNSET(_openexr_SEARCH_DIRS)
diff --git a/build_files/cmake/Modules/FindOpenGLES.cmake b/build_files/cmake/Modules/FindOpenGLES.cmake
index 1bb06c2f31c..9efb9408141 100644
--- a/build_files/cmake/Modules/FindOpenGLES.cmake
+++ b/build_files/cmake/Modules/FindOpenGLES.cmake
@@ -74,3 +74,4 @@ MARK_AS_ADVANCED(
   OPENGLES_INCLUDE_DIR
 )
 
+UNSET(_opengles_SEARCH_DIRS)
diff --git a/build_files/cmake/Modules/FindOpenImageIO.cmake b/build_files/cmake/Modules/FindOpenImageIO.cmake
index 9b8c8b075b1..39049981385 100644
--- a/build_files/cmake/Modules/FindOpenImageIO.cmake
+++ b/build_files/cmake/Modules/FindOpenImageIO.cmake
@@ -69,3 +69,5 @@ MARK_AS_ADVANCED(
   OPENIMAGEIO_INCLUDE_DIR
   OPENIMAGEIO_LIBRARY
 )
+
+UNSET(_openimageio_SEARCH_DIRS)
diff --git a/build_files/cmake/Modules/FindOpenJPEG.cmake b/build_files/cmake/Modules/FindOpenJPEG.cmake
index 8bd1a584ac7..d765103638b 100644
--- a/build_files/cmake/Modules/FindOpenJPEG.cmake
+++ b/build_files/cmake/Modules/FindOpenJPEG.cmake
@@ -69,3 +69,5 @@ MARK_AS_ADVANCED(
   OPENJPEG_INCLUDE_DIR
   OPENJPEG_LIBRARY
 )
+
+UNSET(_openjpeg_SEARCH_DIRS)
diff --git a/build_files/cmake/buildinfo.cmake b/build_files/cmake/buildinfo.cmake
index fecd19c62e2..8ef29b06213 100644
--- a/build_files/cmake/buildinfo.cmake
+++ b/build_files/cmake/buildinfo.cmake
@@ -146,6 +146,14 @@ file(WRITE buildinfo.h.txt
 	"#define BUILD_TIME \"${BUILD_TIME}\"\n"
 )
 
+# cleanup
+unset(MY_WC_HASH)
+unset(MY_WC_COMMIT_TIMESTAMP)
+unset(MY_WC_BRANCH)
+unset(BUILD_DATE)
+unset(BUILD_TIME)
+
+
 # Copy the file to the final header only if the version changes
 # and avoid needless rebuilds
 # TODO: verify this comment is true, as BUILD_TIME probably changes
diff --git a/build_files/cmake/macros.cmake b/build_files/cmake/macros.cmake
index 70109cb5355..079307cb87c 100644
--- a/build_files/cmake/macros.cmake
+++ b/build_files/cmake/macros.cmake
@@ -998,7 +998,7 @@ macro(ADD_CHECK_CXX_COMPILER_FLAG
 	endif()
 endmacro()
 
-macro(get_blender_version)
+function(get_blender_version)
 	# So cmake depends on BKE_blender.h, beware of inf-loops!
 	CONFIGURE_FILE(${CMAKE_SOURCE_DIR}/source/blender/blenkernel/BKE_blender.h
 	               ${CMAKE_BINARY_DIR}/source/blender/blenkernel/BKE_blender.h.done)
@@ -1035,29 +1035,22 @@ macro(get_blender_version)
 	math(EXPR BLENDER_VERSION_MINOR "${_out_version} % 100")
 	set(BLENDER_VERSION "${BLENDER_VERSION_MAJOR}.${BLENDER_VERSION_MINOR}")
 
-	set(BLENDER_SUBVERSION ${_out_subversion})
-	set(BLENDER_VERSION_CHAR ${_out_version_char})
-	set(BLENDER_VERSION_CYCLE ${_out_version_cycle})
+	set(BLENDER_SUBVERSION ${_out_subversion} PARENT_SCOPE)
+	set(BLENDER_VERSION_CHAR ${_out_version_char} PARENT_SCOPE)
+	set(BLENDER_VERSION_CYCLE ${_out_version_cycle} PARENT_SCOPE)
 
 	# for packaging, alpha to numbers
 	string(COMPARE EQUAL "${BLENDER_VERSION_CHAR}" "" _out_version_char_empty)
 	if(${_out_version_char_empty})
-		set(BLENDER_VERSION_CHAR_INDEX "0")
+		set(BLENDER_VERSION_CHAR_INDEX "0" PARENT_SCOPE)
 	else()
 		set(_char_ls a b c d e f g h i j k l m n o p q r s t u v w x y z)
 		list(FIND _char_ls ${BLENDER_VERSION_CHAR} _out_version_char_index)
-		math(EXPR BLENDER_VERSION_CHAR_INDEX "${_out_version_char_index} + 1")
-		unset(_char_ls)
-		unset(_out_version_char_index)
+		math(EXPR BLENDER_VERSION_CHAR_INDEX "${_out_version_char_index} + 1" PARENT_SCOPE)
 	endif()
 
-	unset(_out_subversion)
-	unset(_out_version_char)
-	unset(_out_version_char_empty)
-	unset(_out_version_cycle)
-
 	# message(STATUS "Version (Internal): ${BLENDER_VERSION}.${BLENDER_SUBVERSION}, Version (external): ${BLENDER_VERSION}${BLENDER_VERSION_CHAR}-${BLENDER_VERSION_CYCLE}")
-endmacro()
+endfunction()
 
 
 # hacks to override initial project settings
@@ -1154,6 +1147,7 @@ macro(delayed_install
 		endif()
 		set_property(GLOBAL APPEND PROPERTY DELAYED_INSTALL_DESTINATIONS ${destination})
 	endforeach()
+	unset(f)
 endmacro()
 
 # note this is a function instead of a macro so that ${BUILD_TYPE} in targetdir
@@ -1173,6 +1167,7 @@ function(delayed_do_install
 			list(GET destinations ${i} d)
 			install(FILES ${f} DESTINATION ${targetdir}/${d})
 		endforeach()
+		unset(f)
 	endif()
 endfunction()
 
@@ -1387,3 +1382,14 @@ macro(find_python_package
 
 	  unset(_upper_package)
 endmacro()
+
+# like Python's 'print(dir())'
+macro(print_all_vars)
+	get_cmake_property(_vars VARIABLES)
+	foreach(_var ${_vars})
+		message("${_var}=${${_var}}")
+	endforeach()
+	unset(_vars)
+	unset(_var)
+endmacro()
+
diff --git a/build_files/cmake/packaging.cmake b/build_files/cmake/packaging.cmake
index fbd5dad25e8..95bbb2b59a8 100644
--- a/build_files/cmake/packaging.cmake
+++ b/build_files/cmake/packaging.cmake
@@ -2,7 +2,6 @@ set(PROJECT_DESCRIPTION  "Blender is a very fast and versatile 3D modeller/rende
 set(PROJECT_COPYRIGHT    "Copyright (C) 2001-2012 Blender Foundation")
 set(PROJECT_CONTACT      "foundation@blender.org")
 set(PROJECT_VENDOR       "Blender Foundation")
-set(ORG_WEBSITE          "www.blender.org")
 
 set(MAJOR_VERSION ${BLENDER_VERSION_MAJOR})
 set(MINOR_VERSION ${BLENDER_VERSION_MINOR})
@@ -32,6 +31,7 @@ if(EXISTS ${CMAKE_SOURCE_DIR}/.git/)
 	endif()
 endif()
 set(BUILD_REV ${MY_WC_HASH})
+unset(MY_WC_HASH)
 
 
 # Force Package Name
@@ -41,7 +41,7 @@ set(CPACK_PACKAGE_FILE_NAME ${PROJECT_NAME}-${MAJOR_VERSION}.${MINOR_VERSION}.${
 if(CMAKE_SYSTEM_NAME MATCHES "Linux")
 	# RPM packages
 	include(build_files/cmake/RpmBuild.cmake)
-	if(RPMBUILD_FOUND AND NOT WIN32)
+	if(RPMBUILD_FOUND)
 		set(CPACK_GENERATOR "RPM")
 		set(CPACK_RPM_PACKAGE_RELEASE "git${CPACK_DATE}.${BUILD_REV}")
 		set(CPACK_SET_DESTDIR "true")
@@ -94,6 +94,8 @@ macro(add_package_archive packagename extension)
 		OUTPUT ${package_output}
 		COMMAND ${build_archive} ${packagename} ${extension} bin release
 		WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+	unset(build_archive)
+	unset(package_output)
 endmacro()
 
 if(APPLE)