EAPI 4-python
Also see the official EAPI 4-python Specification.
Helpers
Helpers Banned in Global Scope
diropts
docompress
exeopts
insopts
keepdir
libopts
use
use_enable
use_with
useq
usev
globstar shell option enabled by default
globstar shell option is enabled by default, which enables recursive expansion of ** pattern in pathname expansion context.
Variables
REPOSITORY Variable
The new REPOSITORY variable is set in ebuild environment. This variable contains name of repository, which contains currently used ebuild.
Extended Repository-Level Configuration
Repository-level configuration in ${repository}/profiles is supported for the following files:
make.defaults
package.use
package.use.force
package.use.mask
use.force
use.mask
By default, the following files in ${repository}/profiles can be also directories:
package.mask
package.use
package.use.force
package.use.mask
use.force
use.mask