Cleanup: unset temporary CMake variables

Also use consistent case (for `_*_SEARCH_DIRS`).

build_files/cmake/Modules/FindAudaspace.cmake

@@ -111,3 +111,5 @@ mark_as_advanced(
   AUDASPACE_PY_INCLUDE_DIR
   AUDASPACE_PY_INCLUDE_DIRS
 )
+
+unset(_audaspace_SEARCH_DIRS)

build_files/cmake/Modules/FindBlosc.cmake

@@ -64,3 +64,5 @@ mark_as_advanced(
   BLOSC_INCLUDE_DIR
   BLOSC_LIBRARY
 )
+
+unset(_blosc_SEARCH_DIRS)

build_files/cmake/Modules/FindBrotli.cmake

@@ -21,7 +21,7 @@ else()
   set(BROTLI_ROOT_DIR "")
 endif()
 
-set(_BROTLI_SEARCH_DIRS
+set(_brotli_SEARCH_DIRS
   ${BROTLI_ROOT_DIR}
 )
 
@@ -29,7 +29,7 @@ find_path(BROTLI_INCLUDE_DIR
   NAMES
     brotli/decode.h
   HINTS
-    ${_BROTLI_SEARCH_DIRS}
+    ${_brotli_SEARCH_DIRS}
   PATH_SUFFIXES
     include
   DOC "Brotli header files"
@@ -41,7 +41,7 @@ find_library(BROTLI_LIBRARY_COMMON
     brotlicommon-static
     brotlicommon
   HINTS
-    ${_BROTLI_SEARCH_DIRS}
+    ${_brotli_SEARCH_DIRS}
   PATH_SUFFIXES
     lib64 lib lib/static
   DOC "Brotli static common library"
@@ -52,7 +52,7 @@ find_library(BROTLI_LIBRARY_DEC
     brotlidec-static
     brotlidec
   HINTS
-    ${_BROTLI_SEARCH_DIRS}
+    ${_brotli_SEARCH_DIRS}
   PATH_SUFFIXES
     lib64 lib lib/static
   DOC "Brotli static decode library"
@@ -81,4 +81,4 @@ mark_as_advanced(
   BROTLI_LIBRARY_DIR
 )
 
-unset(_BROTLI_SEARCH_DIRS)
+unset(_brotli_SEARCH_DIRS)

build_files/cmake/Modules/FindClang.cmake

@@ -36,7 +36,7 @@ if(NOT LLVM_ROOT_DIR)
   set(LLVM_ROOT_DIR ${LLVM_ROOT_DIR} CACHE PATH "Path to the LLVM installation")
 endif()
 
-set(_CLANG_SEARCH_DIRS
+set(_clang_SEARCH_DIRS
   ${CLANG_ROOT_DIR}
   ${LLVM_ROOT_DIR}
   /opt/lib/clang
@@ -46,14 +46,14 @@ find_path(CLANG_INCLUDE_DIR
   NAMES
     AST/AST.h
   HINTS
-    ${_CLANG_SEARCH_DIRS}
+    ${_clang_SEARCH_DIRS}
   PATH_SUFFIXES
     include
     include/clang
 )
 
 
-set(_CLANG_FIND_COMPONENTS
+set(_clang_FIND_COMPONENTS
   clangDependencyScanning
   clangDynamicASTMatchers
   clangFrontendTool
@@ -87,20 +87,20 @@ set(_CLANG_FIND_COMPONENTS
   clangBasic
 )
 
-set(_CLANG_LIBRARIES)
+set(_clang_LIBRARIES)
-foreach(COMPONENT ${_CLANG_FIND_COMPONENTS})
+foreach(COMPONENT ${_clang_FIND_COMPONENTS})
   string(TOUPPER ${COMPONENT} UPPERCOMPONENT)
 
   find_library(CLANG_${UPPERCOMPONENT}_LIBRARY
     NAMES
       ${COMPONENT}
     HINTS
-      ${_CLANG_SEARCH_DIRS}
+      ${_clang_SEARCH_DIRS}
     PATH_SUFFIXES
       lib64 lib
     )
   if(CLANG_${UPPERCOMPONENT}_LIBRARY)
-    list(APPEND _CLANG_LIBRARIES "${CLANG_${UPPERCOMPONENT}_LIBRARY}")
+    list(APPEND _clang_LIBRARIES "${CLANG_${UPPERCOMPONENT}_LIBRARY}")
   endif()
 endforeach()
 
@@ -109,10 +109,10 @@ endforeach()
 # all listed variables are TRUE.
 include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(Clang DEFAULT_MSG
-    _CLANG_LIBRARIES CLANG_INCLUDE_DIR)
+    _clang_LIBRARIES CLANG_INCLUDE_DIR)
 
 if(CLANG_FOUND)
-  set(CLANG_LIBRARIES ${_CLANG_LIBRARIES})
+  set(CLANG_LIBRARIES ${_clang_LIBRARIES})
   set(CLANG_INCLUDE_DIRS ${CLANG_INCLUDE_DIR})
 endif()
 
@@ -120,11 +120,11 @@ mark_as_advanced(
   CLANG_INCLUDE_DIR
 )
 
-foreach(COMPONENT ${_CLANG_FIND_COMPONENTS})
+foreach(COMPONENT ${_clang_FIND_COMPONENTS})
   string(TOUPPER ${COMPONENT} UPPERCOMPONENT)
   mark_as_advanced(CLANG_${UPPERCOMPONENT}_LIBRARY)
 endforeach()
 
-unset(_CLANG_SEARCH_DIRS)
+unset(_clang_SEARCH_DIRS)
-unset(_CLANG_FIND_COMPONENTS)
+unset(_clang_FIND_COMPONENTS)
-unset(_CLANG_LIBRARIES)
+unset(_clang_LIBRARIES)

build_files/cmake/Modules/FindClangTidy.cmake

@@ -104,3 +104,5 @@ ${CLANG_TIDY_VERSION_PATCH}")
 else()
   set(CLANG_TIDY_FOUND FALSE)
 endif()
+
+unset(_clang_tidy_SEARCH_DIRS)

build_files/cmake/Modules/FindEigen3.cmake

@@ -47,3 +47,5 @@ endif()
 mark_as_advanced(
   EIGEN3_INCLUDE_DIR
 )
+
+unset(_eigen3_SEARCH_DIRS)

build_files/cmake/Modules/FindFFmpeg.cmake

@@ -66,6 +66,8 @@ foreach(_component ${FFMPEG_FIND_COMPONENTS})
   list(APPEND _ffmpeg_LIBRARIES ${FFMPEG_${_upper_COMPONENT}_LIBRARY})
   mark_as_advanced(FFMPEG_${_upper_COMPONENT}_LIBRARY)
 endforeach()
+unset(_component)
+unset(_upper_COMPONENT)
 
 # handle the QUIETLY and REQUIRED arguments and set FFMPEG_FOUND to TRUE if
 # all listed variables are TRUE

build_files/cmake/Modules/FindFftw3.cmake

@@ -72,10 +72,12 @@ if(FFTW3_FOUND)
   set(FFTW3_INCLUDE_DIRS ${FFTW3_INCLUDE_DIR})
 endif()
 
-unset(_FFTW3_LIBRARIES)
 
 mark_as_advanced(
   FFTW3_INCLUDE_DIR
   FFTW3_LIBRARY_F
   FFTW3_LIBRARY_D
 )
+
+unset(_FFTW3_LIBRARIES)
+unset(_fftw3_SEARCH_DIRS)

build_files/cmake/Modules/FindFribidi.cmake

@@ -55,3 +55,5 @@ MARK_AS_ADVANCED(
   LIBFRIBIDI_INCLUDE_DIR
   LIBFRIBIDI_LIBRARY
 )
+
+unset(_fribidi_SEARCH_DIRS)

build_files/cmake/Modules/FindGMP.cmake

@@ -91,3 +91,5 @@ mark_as_advanced(
   GMPXX_INCLUDE_DIR
   GMPXX_LIBRARY
 )
+
+unset(_gmp_SEARCH_DIRS)

build_files/cmake/Modules/FindHIP.cmake

@@ -101,3 +101,5 @@ include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(HIP
     REQUIRED_VARS HIP_HIPCC_EXECUTABLE
     VERSION_VAR HIP_VERSION)
+
+unset(_hip_SEARCH_DIRS)

build_files/cmake/Modules/FindHIPRT.cmake

@@ -57,3 +57,5 @@ find_package_handle_standard_args(HIPRT DEFAULT_MSG
 mark_as_advanced(
   HIPRT_INCLUDE_DIR
 )
+
+unset(_hiprt_SEARCH_DIRS)

build_files/cmake/Modules/FindHarfbuzz.cmake

@@ -55,3 +55,5 @@ MARK_AS_ADVANCED(
   LIBHARFBUZZ_INCLUDE_DIR
   LIBHARFBUZZ_LIBRARY
 )
+
+unset(_harfbuzz_SEARCH_DIRS)

build_files/cmake/Modules/FindIcuLinux.cmake

@@ -137,3 +137,5 @@ mark_as_advanced(
   ICU_LIBRARY_TU
   ICU_LIBRARY_UC
 )
+
+unset(_icu_SEARCH_DIRS)

build_files/cmake/Modules/FindJack.cmake

@@ -61,3 +61,5 @@ mark_as_advanced(
   JACK_INCLUDE_DIR
   JACK_LIBRARY
 )
+
+unset(_jack_SEARCH_DIRS)

build_files/cmake/Modules/FindJeMalloc.cmake

@@ -71,3 +71,5 @@ mark_as_advanced(
   JEMALLOC_INCLUDE_DIR
   JEMALLOC_LIBRARY
 )
+
+unset(_jemalloc_SEARCH_DIRS)

build_files/cmake/Modules/FindLZO.cmake

@@ -59,3 +59,5 @@ mark_as_advanced(
   LZO_INCLUDE_DIR
   LZO_LIBRARY
 )
+
+unset(_lzo_SEARCH_DIRS)

build_files/cmake/Modules/FindLevelZero.cmake

@@ -20,7 +20,7 @@ else()
   set(LEVEL_ZERO_ROOT_DIR "")
 endif()
 
-set(_level_zero_search_dirs
+set(_level_zero_SEARCH_DIRS
   ${LEVEL_ZERO_ROOT_DIR}
   /usr/lib
   /usr/local/lib
@@ -30,7 +30,7 @@ find_library(LEVEL_ZERO_LIBRARY
   NAMES
     ze_loader
   HINTS
-    ${_level_zero_search_dirs}
+    ${_level_zero_SEARCH_DIRS}
   PATH_SUFFIXES
     lib64 lib
 )
@@ -39,7 +39,7 @@ find_path(LEVEL_ZERO_INCLUDE_DIR
   NAMES
     level_zero/ze_api.h
   HINTS
-    ${_level_zero_search_dirs}
+    ${_level_zero_SEARCH_DIRS}
   PATH_SUFFIXES
     include
 )
@@ -60,3 +60,5 @@ mark_as_advanced(
   LEVEL_ZERO_LIBRARY
   LEVEL_ZERO_INCLUDE_DIR
 )
+
+unset(_level_zero_SEARCH_DIRS)

build_files/cmake/Modules/FindOSL.cmake

@@ -125,7 +125,15 @@ mark_as_advanced(
   OSL_INCLUDE_DIR
   OSL_SHADER_DIR
 )
+
 foreach(COMPONENT ${_osl_FIND_COMPONENTS})
   string(TOUPPER ${COMPONENT} UPPERCOMPONENT)
   mark_as_advanced(OSL_${UPPERCOMPONENT}_LIBRARY)
 endforeach()
+
+unset(COMPONENT)
+unset(UPPERCOMPONENT)
+
+unset(_osl_FIND_COMPONENTS)
+unset(_osl_LIBRARIES)
+unset(_osl_SEARCH_DIRS)

build_files/cmake/Modules/FindOpenCOLLADA.cmake

@@ -134,5 +134,9 @@ endif()
 
 unset(COMPONENT)
 unset(UPPERCOMPONENT)
-unset(_opencollada_LIBRARIES)
+unset(_opencollada_FIND_COMPONENTS)
+unset(_opencollada_FIND_INCLUDES)
+unset(_opencollada_FIND_STATIC_COMPONENTS)
 unset(_opencollada_INCLUDES)
+unset(_opencollada_LIBRARIES)
+unset(_opencollada_SEARCH_DIRS)

build_files/cmake/Modules/FindOpenColorIO.cmake

@@ -72,6 +72,7 @@ if(EXISTS "${OPENCOLORIO_INCLUDE_DIR}/OpenColorIO/OpenColorABI.h")
       REGEX "^#define OCIO_VERSION[ \t].*$")
   endif()
   string(REGEX MATCHALL "[0-9]+[.0-9]+" OPENCOLORIO_VERSION ${_opencolorio_version})
+  unset(_opencolorio_version)
 endif()
 
 # handle the QUIETLY and REQUIRED arguments and set OPENCOLORIO_FOUND to TRUE if

build_files/cmake/Modules/FindOpenImageDenoise.cmake

@@ -119,6 +119,10 @@ foreach(COMPONENT ${_openimagedenoise_FIND_COMPONENTS})
   mark_as_advanced(OPENIMAGEDENOISE_${UPPERCOMPONENT}_LIBRARY)
 endforeach()
 
-unset(_openimagedenoise_SEARCH_DIRS)
+unset(COMPONENT)
+unset(UPPERCOMPONENT)
+
 unset(_openimagedenoise_FIND_COMPONENTS)
+unset(_openimagedenoise_FIND_STATIC_COMPONENTS)
 unset(_openimagedenoise_LIBRARIES)
+unset(_openimagedenoise_SEARCH_DIRS)

build_files/cmake/Modules/FindOpenSubdiv.cmake

@@ -85,3 +85,10 @@ foreach(COMPONENT ${_opensubdiv_FIND_COMPONENTS})
   string(TOUPPER ${COMPONENT} UPPERCOMPONENT)
   mark_as_advanced(OPENSUBDIV_${UPPERCOMPONENT}_LIBRARY)
 endforeach()
+
+unset(COMPONENT)
+unset(UPPERCOMPONENT)
+
+unset(_opensubdiv_FIND_COMPONENTS)
+unset(_opensubdiv_SEARCH_DIRS)
+unset(_opensubdiv_LIBRARIES)

build_files/cmake/Modules/FindPCRE.cmake

@@ -64,3 +64,5 @@ mark_as_advanced(
   PCRE_INCLUDE_DIR
   PCRE_LIBRARY
 )
+
+unset(_pcre_SEARCH_DIRS)

build_files/cmake/Modules/FindPotrace.cmake

@@ -64,3 +64,5 @@ mark_as_advanced(
   POTRACE_INCLUDE_DIR
   POTRACE_LIBRARY
 )
+
+unset(_potrace_SEARCH_DIRS)

build_files/cmake/Modules/FindPugiXML.cmake

@@ -64,3 +64,5 @@ mark_as_advanced(
   PUGIXML_INCLUDE_DIR
   PUGIXML_LIBRARY
 )
+
+unset(_pugixml_SEARCH_DIRS)

build_files/cmake/Modules/FindPulse.cmake

@@ -59,3 +59,5 @@ mark_as_advanced(
   LIBPULSE_INCLUDE_DIR
   LIBPULSE_LIBRARY
 )
+
+unset(_pulse_SEARCH_DIRS)

build_files/cmake/Modules/FindPythonLibsUnix.cmake

@@ -256,10 +256,6 @@ if(PYTHONLIBSUNIX_FOUND)
   )
 endif()
 
-unset(_PYTHON_ABI_FLAGS)
-unset(_PYTHON_VERSION_SUPPORTED)
-unset(_python_SEARCH_DIRS)
-
 mark_as_advanced(
   PYTHON_INCLUDE_DIR
   PYTHON_INCLUDE_CONFIG_DIR
@@ -268,3 +264,7 @@ mark_as_advanced(
   PYTHON_SITE_PACKAGES
   PYTHON_EXECUTABLE
 )
+
+unset(_PYTHON_ABI_FLAGS)
+unset(_PYTHON_VERSION_SUPPORTED)
+unset(_python_SEARCH_DIRS)

build_files/cmake/Modules/FindSDL2.cmake

@@ -60,3 +60,5 @@ mark_as_advanced(
   SDL2_INCLUDE_DIR
   SDL2_LIBRARY
 )
+
+unset(_sdl2_SEARCH_DIRS)

build_files/cmake/Modules/FindSYCL.cmake

@@ -22,7 +22,7 @@ elseif(DEFINED ENV{SYCL_ROOT_DIR} AND NOT $ENV{SYCL_ROOT_DIR} STREQUAL "")
   set(SYCL_ROOT_DIR $ENV{SYCL_ROOT_DIR})
 endif()
 
-set(_sycl_search_dirs
+set(_sycl_SEARCH_DIRS
   ${SYCL_ROOT_DIR}
   /usr/lib
   /usr/local/lib
@@ -41,7 +41,7 @@ find_program(SYCL_COMPILER
     dpcpp
     clang++
   HINTS
-    ${_sycl_search_dirs}
+    ${_sycl_SEARCH_DIRS}
   PATH_SUFFIXES
     bin
   NO_CMAKE_FIND_ROOT_PATH
@@ -56,7 +56,7 @@ if(NOT SYCL_COMPILER)
       icpx
       dpcpp
     HINTS
-      ${_sycl_search_dirs}
+      ${_sycl_SEARCH_DIRS}
     PATH_SUFFIXES
       bin
   )
@@ -68,7 +68,7 @@ find_library(SYCL_LIBRARY
     sycl6
     sycl
   HINTS
-    ${_sycl_search_dirs}
+    ${_sycl_SEARCH_DIRS}
   PATH_SUFFIXES
     lib64 lib
 )
@@ -80,7 +80,7 @@ if(WIN32)
       sycl6d
       sycld
     HINTS
-      ${_sycl_search_dirs}
+      ${_sycl_SEARCH_DIRS}
     PATH_SUFFIXES
       lib64 lib
   )
@@ -90,7 +90,7 @@ find_path(SYCL_INCLUDE_DIR
   NAMES
     sycl/sycl.hpp
   HINTS
-    ${_sycl_search_dirs}
+    ${_sycl_SEARCH_DIRS}
   PATH_SUFFIXES
     include
 )
@@ -129,3 +129,5 @@ mark_as_advanced(
   SYCL_INCLUDE_DIR
   SYCL_LIBRARY
 )
+
+unset(_sycl_SEARCH_DIRS)

build_files/cmake/Modules/FindSndFile.cmake

@@ -59,3 +59,5 @@ mark_as_advanced(
   LIBSNDFILE_INCLUDE_DIR
   LIBSNDFILE_LIBRARY
 )
+
+unset(_sndfile_SEARCH_DIRS)

build_files/cmake/Modules/FindSpacenav.cmake

@@ -61,3 +61,5 @@ mark_as_advanced(
   SPACENAV_INCLUDE_DIR
   SPACENAV_LIBRARY
 )
+
+unset(_spacenav_SEARCH_DIRS)

build_files/cmake/Modules/FindTBB.cmake

@@ -64,3 +64,5 @@ mark_as_advanced(
   TBB_INCLUDE_DIR
   TBB_LIBRARY
 )
+
+unset(_tbb_SEARCH_DIRS)

build_files/cmake/Modules/FindWebP.cmake

@@ -89,3 +89,7 @@ mark_as_advanced(
   WEBP_WEBP_LIBRARY
   WEBP_SHARPYUV_LIBRARY
 )
+
+unset(_webp_FIND_COMPONENTS)
+unset(_webp_LIBRARIES)
+unset(_webp_SEARCH_DIRS)

build_files/cmake/Modules/FindXML2.cmake

@@ -59,3 +59,5 @@ mark_as_advanced(
   XML2_INCLUDE_DIR
   XML2_LIBRARY
 )
+
+unset(_xml2_SEARCH_DIRS)

build_files/cmake/Modules/FindXR_OpenXR_SDK.cmake

@@ -70,3 +70,5 @@ mark_as_advanced(
   XR_OPENXR_SDK_INCLUDE_DIR
   XR_OPENXR_SDK_LOADER_LIBRARY
 )
+
+unset(_xr_openxr_sdk_SEARCH_DIRS)

build_files/cmake/Modules/FindZstd.cmake

@@ -61,3 +61,5 @@ mark_as_advanced(
   ZSTD_INCLUDE_DIR
   ZSTD_LIBRARY
 )
+
+unset(_zstd_SEARCH_DIRS)