sudo make uninstall の実行時にインストール時に作成されたディレクトリが削除されない不具合を修正

cmake/Uninstall.cmake

@@ -5,6 +5,8 @@ if(NOT EXISTS ${MANIFEST})
 endif()
 
 file(STRINGS ${MANIFEST} files)
+set(dirs "")
+
 foreach(file ${files})
 	if(EXISTS ${file} OR IS_SYMLINK ${file})
 		message(STATUS "Removing file: '${file}'")
@@ -18,7 +20,33 @@ foreach(file ${files})
 		if(NOT "${result}" STREQUAL 0)
 			message(FATAL_ERROR "Failed to remove file: '${file}'.")
 		endif()
-	else()
-		message(STATUS "File '${file}' does not exist.")
+
+		# Get the directory of the file and add it to the list
+		get_filename_component(dir ${file} DIRECTORY)
+		set(dirs ${dirs} ${dir})
 	endif()
 endforeach(file)
+
+# Remove empty directories
+list(REMOVE_DUPLICATES dirs)
+list(SORT dirs)
+list(REVERSE dirs) # Start from the deepest directory
+
+foreach(dir ${dirs})
+	if(IS_DIRECTORY ${dir})
+		file(GLOB children RELATIVE ${dir} ${dir}/*)
+
+		if(NOT children)
+			message(STATUS "Removing empty directory: '${dir}'")
+			exec_program(
+				${CMAKE_COMMAND} ARGS "-E remove_directory ${dir}"
+				OUTPUT_VARIABLE stdout
+				RETURN_VALUE result
+			)
+
+			if(NOT "${result}" STREQUAL 0)
+				message(FATAL_ERROR "Failed to remove directory: '${dir}'.")
+			endif()
+		endif()
+	endif()
+endforeach(dir)