1 files changed, 16 insertions, 2 deletions
diff --git a/tasks/mruby_build_commands.rake b/tasks/mruby_build_commands.rake
index 1d69fa54d..349b8717d 100644
--- a/tasks/mruby_build_commands.rake
+++ b/tasks/mruby_build_commands.rake
@@ -220,19 +220,28 @@ module MRuby
 
   class Command::Git < Command
     attr_accessor :flags
-    attr_accessor :clone_options
+    attr_accessor :clone_options, :pull_options
 
     def initialize(build)
       super
       @command = 'git'
       @flags = []
       @clone_options = "clone %{flags} %{url} %{dir}"
+      @pull_options = "pull"
     end
 
     def run_clone(dir, url, _flags = [])
       _pp "GIT", url, dir.relative_path
       _run clone_options, { :flags => [flags, _flags].flatten.join(' '), :url => url, :dir => filename(dir) }
     end
+
+    def run_pull(dir, url)
+      root = Dir.pwd
+      Dir.chdir dir
+      _pp "GIT PULL", url, dir.relative_path
+      _run pull_options
+      Dir.chdir root
+    end
   end
 
   class Command::Mrbc < Command
@@ -250,9 +259,14 @@ module MRuby
       infiles.each do |f|
         _pp "MRBC", f.relative_path, nil, :indent => 2
       end
-      IO.popen("#{filename @command} #{@compile_options % {:funcname => funcname}} #{infiles.join(' ')}", 'r+') do |io|
+      IO.popen("#{filename @command} #{@compile_options % {:funcname => funcname}} #{filename(infiles).join(' ')}", 'r+') do |io|
         out.puts io.read
       end
+      # if mrbc execution fail, drop the file
+      unless $?.exitstatus
+        File.delete(out.path)
+        exit -1
+      end
     end
   end