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-rw-r--r--jni/ruby/lib/rake/loaders/makefile.rb40
1 files changed, 40 insertions, 0 deletions
diff --git a/jni/ruby/lib/rake/loaders/makefile.rb b/jni/ruby/lib/rake/loaders/makefile.rb
new file mode 100644
index 0000000..4ece432
--- /dev/null
+++ b/jni/ruby/lib/rake/loaders/makefile.rb
@@ -0,0 +1,40 @@
+module Rake
+
+ # Makefile loader to be used with the import file loader.
+ class MakefileLoader
+ include Rake::DSL
+
+ SPACE_MARK = "\0"
+
+ # Load the makefile dependencies in +fn+.
+ def load(fn)
+ lines = File.read fn
+ lines.gsub!(/\\ /, SPACE_MARK)
+ lines.gsub!(/#[^\n]*\n/m, "")
+ lines.gsub!(/\\\n/, ' ')
+ lines.each_line do |line|
+ process_line(line)
+ end
+ end
+
+ private
+
+ # Process one logical line of makefile data.
+ def process_line(line)
+ file_tasks, args = line.split(':', 2)
+ return if args.nil?
+ dependents = args.split.map { |d| respace(d) }
+ file_tasks.scan(/\S+/) do |file_task|
+ file_task = respace(file_task)
+ file file_task => dependents
+ end
+ end
+
+ def respace(str)
+ str.tr SPACE_MARK, ' '
+ end
+ end
+
+ # Install the handler
+ Rake.application.add_loader('mf', MakefileLoader.new)
+end