lib/rubyserial/posix.rb in rubyserial-0.2.4 vs lib/rubyserial/posix.rb in rubyserial-0.3.0

@@ -1,6 +1,6 @@
-require 'ffi'
+# Copyright (c) 2014-2016 The Hybrid Group
 
 class Serial
   def initialize(address, baude_rate=9600, data_bits=8)
     file_opts = RubySerial::Posix::O_RDWR | RubySerial::Posix::O_NOCTTY | RubySerial::Posix::O_NONBLOCK
     @fd = RubySerial::Posix.open(address, file_opts)
@@ -81,10 +81,22 @@
       buff.get_bytes(0,1).bytes.first
     end
   end
 
   def gets(sep=$/, limit=nil)
+    if block_given?
+      loop do
+        yield(get_until_sep(sep, limit))
+      end
+    else
+      get_until_sep(sep, limit)
+    end
+  end
+
+  private
+
+  def get_until_sep(sep, limit)
     sep = "\n\n" if sep == ''
     # This allows the method signature to be (sep) or (limit)
     (limit = sep; sep="\n") if sep.is_a? Integer
     bytes = []
     loop do
@@ -93,11 +105,9 @@
       break if (bytes.last(sep.bytes.to_a.size) == sep.bytes.to_a) || ((bytes.size == limit) if limit)
     end
 
     bytes.map { |e| e.chr }.join
   end
-
-  private
 
   def build_config(baude_rate, data_bits)
     config = RubySerial::Posix::Termios.new
 
     config[:c_iflag]  = RubySerial::Posix::IGNPAR