From 8f1ae3b28b0a12fe4a9d905dd4c41873d1674377 Mon Sep 17 00:00:00 2001
From: Mike McQuaid
Date: Sat, 17 Sep 2016 15:00:46 +0100
Subject: Move LinkedKegs migration.

Move the `LinkedKegs` migration into `utils.rb` so it can also be called
from `brew.rb` on startup.
---
 Library/Homebrew/utils.rb | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'Library/Homebrew/utils.rb')

diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index 543b57e19..b3520a7ec 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -620,3 +620,27 @@ end
 def link_path_manpages(path, command)
   link_src_dst_dirs(path/"man", HOMEBREW_PREFIX/"share/man", command)
 end
+
+def migrate_legacy_keg_symlinks_if_necessary
+  legacy_linked_kegs = HOMEBREW_LIBRARY/"LinkedKegs"
+  return unless legacy_linked_kegs.directory?
+
+  legacy_linked_kegs.children.each do |f|
+    keg = Keg.new(f.realpath)
+    keg.unlink
+    keg.link
+  end
+  FileUtils.rm_rf legacy_linked_kegs
+
+  legacy_pinned_kegs = HOMEBREW_LIBRARY/"PinnedKegs"
+  return unless legacy_pinned_kegs.directory?
+
+  legacy_pinned_kegs.children.each do |f|
+    pin_version = Keg.new(f.realpath).version
+    formula = Formulary.factory(f.basename.to_s)
+    pin = FormulaPin.new(formula)
+    pin.unpin
+    pin.pin_at(pin_version)
+  end
+  FileUtils.rm_rf legacy_pinned_kegs
+end
-- 
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