Make 'git' script be a bit more helpful on unrecognized commands

diff --git a/git-whatchanged b/git-whatchanged
index 7772260cd30e8f9a849f2857db3f3fd40e630d4f..6fbd115601ed7c95c66111954ffe3b6246702106 100755 (executable)
--- a/git-whatchanged
+++ b/git-whatchanged
@@ -1,2 +1,4 @@
 #!/bin/sh
-git-rev-list HEAD | git-diff-tree --stdin --pretty -r "$@" | LESS="$LESS -S" ${PAGER:-less}
+git-rev-list $(git-rev-parse --default HEAD --revs-only "$@") |
+       git-diff-tree --stdin --pretty -r $(git-rev-parse --no-revs "$@") |
+       LESS="$LESS -S" ${PAGER:-less}