EAPI 2_pre1
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EAPI 2_pre1

Helpers
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USE Dependencies
Unconditional USE Dependencies
Conditional USE Dependencies

Helpers

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Language codes in file names are now used for path translation.

Table 6.2. Man Page Path Translation

SourceDestination
foo.1/usr/share/man/man1/foo.1
foo.lang.1/usr/share/man/lang/man1/foo.1

USE Dependencies

Unconditional USE Dependencies

Table 6.3. Syntax Examples

ExampleMeaning
foo[bar]foo must have bar enabled
foo[bar,baz]foo must have both bar and baz enabled
foo[-bar,baz]foo must have bar disabled and baz enabled

Conditional USE Dependencies

Table 6.4. Syntax Examples

Compact FormEquivalent Expanded Form
foo[bar?]bar? ( foo[bar] ) !bar? ( foo )
foo[!bar?]bar? ( foo ) !bar? ( foo[-bar] )
foo[bar=]bar? ( foo[bar] ) !bar? ( foo[-bar] )
foo[!bar=]bar? ( foo[-bar] ) !bar? ( foo[bar] )

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