utils: split link_path_manpages method.

Pull more logic into the more generic `link_src_dst_dirs` to be used to
do more linkage.

1 files changed, 10 insertions, 5 deletions

diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index 41b9a4661..373320f75 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -589,25 +589,30 @@ def truncate_text_to_approximate_size(s, max_bytes, options = {})
   out
 end
 
-def link_path_manpages(path, command)
-  return unless (path/"man").exist?
+def link_src_dst_dirs(src_dir, dst_dir, command)
+  return unless src_dir.exist?
   conflicts = []
-  (path/"man").find do |src|
+  src_dir.find do |src|
     next if src.directory?
-    dst = HOMEBREW_PREFIX/"share"/src.relative_path_from(path)
+    dst = dst_dir/src.relative_path_from(src_dir.parent)
     next if dst.symlink? && src == dst.resolved_path
     if dst.exist?
       conflicts << dst
       next
     end
+    dst_dir.mkpath
     dst.make_relative_symlink(src)
   end
   unless conflicts.empty?
     onoe <<-EOS.undent
-      Could not link #{name} manpages to:
+      Could not link:
       #{conflicts.join("\n")}
 
       Please delete these files and run `#{command}`.
     EOS
   end
 end
+
+def link_path_manpages(path, command)
+  link_src_dst_dirs(path/"man", HOMEBREW_PREFIX/"share", command)
+end