add logging for filesystem around libraries

Author: ianfixes

lib/arduino_ci/arduino_cmd.rb

@@ -205,16 +205,20 @@ def verify_sketch(path)
     def install_local_library(library_path)
       library_name = File.basename(library_path)
       destination_path = File.join(@installation.lib_dir, library_name)
+      puts "want to get library at '#{library_path}' to '#{destination_path}"
 
       # things get weird if the sketchbook contains the library.
       # check that first
       if File.exist? destination_path
         uhoh = "There is already a library '#{library_name}' in the library directory"
+        puts uhoh
         return destination_path if destination_path == library_path
 
         # maybe it's a symlink? that would be OK
         if File.symlink?(destination_path)
-          return destination_path if File.readlink(destination_path) == library_path
+          link_to = File.readlink(destination_path)
+          puts "    and it's a symlink to '#{link_to}'"
+          return destination_path if link_to == library_path
           puts "#{uhoh} and it's not symlinked to #{library_path}"
           return nil
         end
@@ -224,7 +228,14 @@ def install_local_library(library_path)
       end
 
       # install the library
+      puts "linking src '#{library_path}' to dest '#{destination_path}"
       FileUtils.ln_s(library_path, destination_path)
+      puts "find #{@installation.lib_dir} -type d:"
+      puts `find #{@installation.lib_dir} -type d`
+      puts "find #{destination_path}:"
+      puts `find #{destination_path}`
+      puts "ls -l #{destination_path}"
+      puts `ls -l #{destination_path}`
       destination_path
     end