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Fix warning

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This commit is contained in:
Alessandro Ranellucci 2012-12-20 17:03:50 +01:00
parent ea304a4803
commit dcc0ce78db
1 changed files with 2 additions and 2 deletions
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4
lib/Slic3r/Print.pm
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@ -742,8 +742,8 @@ sub write_gcode {
# prepare callback to call as soon as a Z command is generated
$gcodegen->move_z_callback(sub {
$gcodegen->move_z_callback(undef); # circular ref or not?
return $Slic3r::Config->replace_options($Slic3r::Config->layer_gcode) . "\n"
if $Slic3r::Config->layer_gcode;
return "" if !$Slic3r::Config->layer_gcode;
return $Slic3r::Config->replace_options($Slic3r::Config->layer_gcode) . "\n";
});
# extrude skirt