option(
  'gtk_doc',
  type: 'boolean', value: false,
  description: 'Build API reference for plugins (requires gtk-doc)'
)

# If this option is kept to false, then it's an automatic behavior: if the
# third party program is found, then the test is defined.
# Setting this option to true will stop the configure phase with a hard error
# if a third party program is not found and is required to define a test.
option(
  'require_all_tests',
  type: 'boolean', value: false,
  description: 'Require that all tests can be run, even those that depend on third party programs'
)

# This option exists for the developers, to speed up the install.
option(
  'user_documentation',
  type: 'boolean', value: true,
  description: 'Build user documentation'
)

option('plugin_externaltools', type: 'boolean', value: true)