gobject-introspection

USE flags

• cairo - Enable support for the cairo graphics library
• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see https://wiki.gentoo.org/wiki/Project:Quality_Assurance/Backtraces
• doc - Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
• doctool - Install g-ir-doc-tool for generating documentation from introspected data
• python_single_target_python2_7 - Build for Python 2.7 only
• python_single_target_python3_4 - Build for Python 3.4 only
• python_single_target_python3_5 - Build for Python 3.5 only
• python_single_target_python3_6 - Build for Python 3.6 only
• python_single_target_python3_7 - Build for Python 3.7 only
• python_targets_python2_7 - Build with Python 2.7
• python_targets_python3_4 - Build with Python 3.4
• python_targets_python3_5 - Build with Python 3.5
• python_targets_python3_6 - Build with Python 3.6
• python_targets_python3_7 - Build with Python 3.7
• test - Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)