brew/Library/Homebrew/extend/os/mac, branch 1.5.2

Deprecate Git, Subversion requirements.

2018-01-10T13:19:50+00:00

These rely on `default_formula` to be useful and are better following
the `*_dep_if_needed` pattern.

LD64Dependency is needed on macOS only

2018-01-03T18:52:12+00:00

Move ld64_dependency.rb to os/mac/.

requirements: move more to compat.

2017-12-30T20:56:55+00:00

Deprecate more requirements.

2017-12-23T16:53:25+00:00

These are ones that were either already deprecated due to audit rules
or are just a simple `which` with a `default_formula` so should just
be a dependency.

dependency_collector: cleanup optional system deps

2017-12-23T16:36:33+00:00

Merge pull request #3543 from MikeMcQuaid/remove-env-unsets

2017-12-10T17:46:29+00:00

Remove some unset/checked environment checks

X11Requirement: Inherit from generic class [macOS]

2017-12-08T18:38:58+00:00

Fix the warning: already initialized constant X11Requirement

Remove some unset/checked environment checks

2017-12-08T16:33:33+00:00

These will be redundant once environment filtering is on by default
in #3529.

Implement X11Requirement for Linux

2017-12-07T16:45:29+00:00

Move the XQuartz implementation to extend/os/mac/requirements.

extend/pathname: Add os/linux/elf.rb

2017-12-04T00:22:51+00:00