lib/autoproj/autobuild.rb in autoproj-1.5.4 vs lib/autoproj/autobuild.rb in autoproj-1.5.5

@@ -310,9 +310,44 @@
     package_common(:orogen, options) do |pkg|
         yield(pkg) if block_given?
     end
 end
 
+# Declare that the packages declared in the block should not be built in the
+# given operating system. OS descriptions are space-separated strings containing
+# OS name and version.
+#
+# An error will occur if the user tries to build it on one of those
+# architectures
+def not_on(*architectures)
+    architectures = architectures.map do |name|
+        if name.respond_to?(:to_str)
+            [name]
+        else name
+        end
+    end
+
+    os = OSDependencies.operating_system
+    matching_archs = architectures.find_all { |arch| arch[0] == os[0] }
+    STDERR.puts matching_archs.inspect
+    if matching_archs.empty?
+        return yield
+    elsif matching_archs.all? { |arch| arch[1] && !os[1].include?(arch[1].downcase) }
+        return yield
+    end
+
+    # Simply get the current list of packages, yield the block, and exclude all
+    # packages that have been added
+    current_packages = Autobuild::Package.each(true).map(&:last).map(&:name).to_set
+    yield
+    new_packages = Autobuild::Package.each(true).map(&:last).map(&:name).to_set -
+        current_packages
+
+    new_packages.each do |pkg_name|
+        Autoproj.manifest.add_exclusion(pkg_name, "#{pkg_name} is disabled on this operating system")
+    end
+end
+
 # Defines an import-only package, i.e. a package that is simply checked out but
 # not built in any way
 def source_package(options)
     package_common(options) do |pkg|
         pkg.srcdir   = pkg.name