CPack NSIS Generator
--------------------

CPack NSIS generator specific options

Variables specific to CPack NSIS generator
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

The following variables are specific to the graphical installers built
on Windows using the Nullsoft Installation System.

.. variable:: CPACK_NSIS_INSTALL_ROOT

 The default installation directory presented to the end user by the NSIS
 installer is under this root dir. The full directory presented to the end
 user is: ${CPACK_NSIS_INSTALL_ROOT}/${CPACK_PACKAGE_INSTALL_DIRECTORY}

.. variable:: CPACK_NSIS_MUI_ICON

 An icon filename.  The name of a ``*.ico`` file used as the main icon for the
 generated install program.

.. variable:: CPACK_NSIS_MUI_UNIICON

 An icon filename.  The name of a ``*.ico`` file used as the main icon for the
 generated uninstall program.

.. variable:: CPACK_NSIS_INSTALLER_MUI_ICON_CODE

 undocumented.

.. variable:: CPACK_NSIS_MUI_WELCOMEFINISHPAGE_BITMAP

 The filename of a bitmap to use as the NSIS MUI_WELCOMEFINISHPAGE_BITMAP.

.. variable:: CPACK_NSIS_MUI_UNWELCOMEFINISHPAGE_BITMAP

 The filename of a bitmap to use as the NSIS MUI_UNWELCOMEFINISHPAGE_BITMAP.

.. variable:: CPACK_NSIS_EXTRA_PREINSTALL_COMMANDS

 Extra NSIS commands that will be added to the beginning of the install
 Section, before your install tree is available on the target system.

.. variable:: CPACK_NSIS_EXTRA_INSTALL_COMMANDS

 Extra NSIS commands that will be added to the end of the install Section,
 after your install tree is available on the target system.

.. variable:: CPACK_NSIS_EXTRA_UNINSTALL_COMMANDS

 Extra NSIS commands that will be added to the uninstall Section, before
 your install tree is removed from the target system.

.. variable:: CPACK_NSIS_COMPRESSOR

 The arguments that will be passed to the NSIS SetCompressor command.

.. variable:: CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL

 Ask about uninstalling previous versions first.  If this is set to "ON",
 then an installer will look for previous installed versions and if one is
 found, ask the user whether to uninstall it before proceeding with the
 install.

.. variable:: CPACK_NSIS_MODIFY_PATH

 Modify PATH toggle.  If this is set to "ON", then an extra page will appear
 in the installer that will allow the user to choose whether the program
 directory should be added to the system PATH variable.

.. variable:: CPACK_NSIS_DISPLAY_NAME

 The display name string that appears in the Windows Add/Remove Program
 control panel

.. variable:: CPACK_NSIS_PACKAGE_NAME

 The title displayed at the top of the installer.

.. variable:: CPACK_NSIS_INSTALLED_ICON_NAME

 A path to the executable that contains the installer icon.

.. variable:: CPACK_NSIS_HELP_LINK

 URL to a web site providing assistance in installing your application.

.. variable:: CPACK_NSIS_URL_INFO_ABOUT

 URL to a web site providing more information about your application.

.. variable:: CPACK_NSIS_CONTACT

 Contact information for questions and comments about the installation
 process.

.. variable:: CPACK_NSIS_<compName>_INSTALL_DIRECTORY

 Custom install directory for the specified component <compName> instead
 of $INSTDIR.

.. variable:: CPACK_NSIS_CREATE_ICONS_EXTRA

 Additional NSIS commands for creating start menu shortcuts.

.. variable:: CPACK_NSIS_DELETE_ICONS_EXTRA

 Additional NSIS commands to uninstall start menu shortcuts.

.. variable:: CPACK_NSIS_EXECUTABLES_DIRECTORY

 Creating NSIS start menu links assumes that they are in 'bin' unless this
 variable is set.  For example, you would set this to 'exec' if your
 executables are in an exec directory.

.. variable:: CPACK_NSIS_MUI_FINISHPAGE_RUN

 Specify an executable to add an option to run on the finish page of the
 NSIS installer.

.. variable:: CPACK_NSIS_MENU_LINKS

 Specify links in [application] menu.  This should contain a list of pair
 "link" "link name". The link may be a URL or a path relative to
 installation prefix.  Like::

  set(CPACK_NSIS_MENU_LINKS
      "doc/cmake-@CMake_VERSION_MAJOR@.@CMake_VERSION_MINOR@/cmake.html"
      "CMake Help" "https://cmake.org" "CMake Web Site")