meson_options.txt

option('git_branch', type: 'string', value: '@GIT_BRANCH@')
option('git_commit', type: 'string', value: '@GIT_COMMIT@')
option('git_commit_short', type: 'string', value: '@GIT_COMMIT_SHORT@')

option('os', type: 'combo', choices: ['linux', 'windows', 'macos'], value: 'linux')
option('distro', type: 'combo', choices: ['generic', 'debian', 'arch'], value: 'generic')
option('package', type: 'combo', choices: ['generic', 'appimage', 'flatpak'], value: 'generic')

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

option('perf_images_memcache', type: 'boolean', value: false)
option('perf_gamecard_unload_images', type: 'boolean', value: true)

option('libretro_core_dir', type: 'string', value: '/usr/lib/libretro')
option('libretro_core_info_dir', type: 'string', value: '/usr/share/libretro/info')

option('api_key_steam', type: 'string', value: '8B10B604CAC6AC90F57AACE025DD904C')
option('api_key_itch', type: 'string', value: '')
option('api_key_igdb', type: 'string', value: 'e0a54818580e4085b596c5aa613b1c53')
option('api_key_steamgriddb', type: 'string', value: '711485c5b6c9b8ca87f6052f6dda04e8')

option('runtime', type: 'string', value: '')
option('use_libunity', type: 'boolean', value: false)