Fix #2060: ``:manpage:`` role uses incorrect style (node)

It should be use bold style to reference man pages in man format.
On other formats, it is still represented as emphasis.

1 files changed, 6 insertions, 0 deletions

diff --git a/sphinx/writers/text.py b/sphinx/writers/text.py
index 2fea7c6d8..1e8bbf023 100644
--- a/sphinx/writers/text.py
+++ b/sphinx/writers/text.py
@@ -861,6 +861,12 @@ class TextTranslator(nodes.NodeVisitor):
         if node.hasattr('explanation'):
             self.add_text(' (%s)' % node['explanation'])
 
+    def visit_manpage(self, node):
+        return self.visit_literal_emphasis(node)
+
+    def depart_manpage(self, node):
+        return self.depart_literal_emphasis(node)
+
     def visit_title_reference(self, node):
         self.add_text('*')