diff options
| -rw-r--r-- | grc/base/Block.py | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/grc/base/Block.py b/grc/base/Block.py index 84cf187b80..9736c0ac44 100644 --- a/grc/base/Block.py +++ b/grc/base/Block.py @@ -126,7 +126,16 @@ class Block(Element): self.back_ofthe_bus(self.get_sinks()) self.current_bus_structure = {'source':'','sink':''}; - if len(sources) or len(sinks): + # Virtual source/sink and pad source/sink blocks are + # indistinguishable from normal GR blocks. Make explicit + # checks for them here since they have no work function or + # buffers to manage. + is_not_virtual_or_pad = ((self._key != "virtual_source") \ + and (self._key != "virtual_sink") \ + and (self._key != "pad_source") \ + and (self._key != "pad_sink")) + + if (len(sources) or len(sinks)) and is_not_virtual_or_pad: self.get_params().append(self.get_parent().get_parent().Param( block=self, n=odict({'name': 'Core Affinity', @@ -135,7 +144,7 @@ class Block(Element): 'hide': 'part', }) )) - if len(sources): + if len(sources) and is_not_virtual_or_pad: self.get_params().append(self.get_parent().get_parent().Param( block=self, n=odict({'name': 'Min Output Buffer', |