lib/rscons/environment.rb in rscons-0.0.5 vs lib/rscons/environment.rb in rscons-0.0.6

@@ -139,11 +139,11 @@
         end.all?
           @targets[target][:builder].run(target,
                                          @targets[target][:source],
                                          cache,
                                          self,
-                                         *@targets[target][:args])
+                                         @targets[target][:vars] || {})
         else
           false
         end
       end
       @targets.each do |target, info|
@@ -191,15 +191,19 @@
     end
 
     alias_method :orig_method_missing, :method_missing
     def method_missing(method, *args)
       if @builders.has_key?(method.to_s)
-        target, source, *rest = args
+        target, source, vars, *rest = args
+        unless vars.nil? or vars.is_a?(Hash) or vars.is_a?(VarSet)
+          raise "Unexpected construction variable set: #{vars.inspect}"
+        end
         source = [source] unless source.is_a?(Array)
         @targets[target] = {
           builder: @builders[method.to_s],
           source: source,
+          vars: vars,
           args: rest,
         }
       else
         orig_method_missing(method, *args)
       end
@@ -225,8 +229,35 @@
           end
           buildup = ''
         end
       end
       deps
+    end
+
+    # Build a list of source files into files containing one of the suffixes
+    # given by suffixes.
+    # This method is used internally by RScons builders.
+    # @param sources [Array] List of source files to build.
+    # @param suffixes [Array] List of suffixes to try to convert source files into.
+    # @param cache [Cache] The Cache.
+    # Return a list of the converted file names.
+    def build_sources(sources, suffixes, cache, vars = {})
+      sources.map do |source|
+        if source.has_suffix?(suffixes)
+          source
+        else
+          converted = nil
+          suffixes.each do |suffix|
+            converted_fname = get_build_fname(source, suffix)
+            builder = @builders.values.find { |b| b.produces?(converted_fname, source, self) }
+            if builder
+              converted = builder.run(converted_fname, [source], cache, self, vars)
+              return nil unless converted
+              break
+            end
+          end
+          converted or raise "Could not find a builder to handle #{source.inspect}."
+        end
+      end
     end
   end
 end