diff-tree: don't write headers if the diff queue is empty
authorLinus Torvalds <torvalds@ppc970.osdl.org>
Mon, 23 May 2005 23:37:47 +0000 (16:37 -0700)
committerLinus Torvalds <torvalds@ppc970.osdl.org>
Mon, 23 May 2005 23:37:47 +0000 (16:37 -0700)
commit9ab55bd29a9f110810b72d82be912380f74051b3
tree9eaedc8cfc9a4654ac4d51de9482fc32ccb646cf
parent881b07654c81a944001f25799908f65787c8a7ae
diff-tree: don't write headers if the diff queue is empty

This is not a pickaxe-specific thing, we do this regardless of
what has pruned down the diff queue.
diff-tree.c