Update uninstall target

CMakeLists.txt

@@ -512,9 +512,15 @@ install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/tutorials"
 #===============================================================================
 
 # Add an "uninstall" target
-# Ref: http://www.cmake.org/Wiki/CMake_FAQ#Can_I_do_.22make_uninstall.22_with_CMake.3F
-configure_file("${PROJECT_SOURCE_DIR}/cmake/uninstall_target.cmake.in" "${PROJECT_BINARY_DIR}/uninstall_target.cmake" IMMEDIATE @ONLY)
-add_custom_target(uninstall "${CMAKE_COMMAND}" -P "${PROJECT_BINARY_DIR}/uninstall_target.cmake")
+# https://gitlab.kitware.com/cmake/community/-/wikis/doc/cmake/recipe/AddUninstallTarget
+configure_file(
+  "${CMAKE_CURRENT_SOURCE_DIR}/cmake/uninstall_target.cmake.in"
+  "${CMAKE_CURRENT_BINARY_DIR}/cmake/uninstall_target.cmake"
+  IMMEDIATE @ONLY
+)
+add_custom_target(uninstall
+  "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake/cmake_uninstall.cmake"
+)
 
 #===============================================================================
 # Code Formatting

cmake/uninstall_target.cmake.in

@@ -1,20 +1,22 @@
-# Ref: http://www.cmake.org/Wiki/CMake_FAQ#Can_I_do_.22make_uninstall.22_with_CMake.3F
-if(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
-  message(FATAL_ERROR "Cannot find install manifest: @CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
-endif(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+# https://gitlab.kitware.com/cmake/community/-/wikis/doc/cmake/recipe/AddUninstallTarget
+IF(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+  MESSAGE(FATAL_ERROR "Cannot find install manifest: "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt"")
+ENDIF(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
 
-file(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" files)
-string(REGEX REPLACE "\n" ";" files "${files}")
-foreach(file ${files})
-  message(STATUS "Uninstalling $ENV{DESTDIR}${file}")
-  if(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
-    exec_program("@CMAKE_COMMAND@" ARGS "-E remove \"$ENV{DESTDIR}${file}\""
+FILE(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" files)
+STRING(REGEX REPLACE " " ";" files "${files}")
+FOREACH(file ${files})
+  MESSAGE(STATUS "Uninstalling "$ENV{DESTDIR}${file}"")
+  IF(EXISTS "$ENV{DESTDIR}${file}")
+    EXEC_PROGRAM(
+      "@CMAKE_COMMAND@" ARGS "-E remove "$ENV{DESTDIR}${file}""
       OUTPUT_VARIABLE rm_out
-      RETURN_VALUE rm_retval)
-    if(NOT "${rm_retval}" STREQUAL 0)
-      message(FATAL_ERROR "Problem when removing $ENV{DESTDIR}${file}")
-    endif(NOT "${rm_retval}" STREQUAL 0)
-  else(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
-    message(STATUS "File $ENV{DESTDIR}${file} does not exist.")
-  endif(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
-endforeach(file)
+      RETURN_VALUE rm_retval
+      )
+    IF(NOT "${rm_retval}" STREQUAL 0)
+      MESSAGE(FATAL_ERROR "Problem when removing "$ENV{DESTDIR}${file}"")
+    ENDIF(NOT "${rm_retval}" STREQUAL 0)
+  ELSE(EXISTS "$ENV{DESTDIR}${file}")
+    MESSAGE(STATUS "File "$ENV{DESTDIR}${file}" does not exist.")
+  ENDIF(EXISTS "$ENV{DESTDIR}${file}")
+ENDFOREACH(file)