addurl: Added a --file option

Can be used to specify what file the url is added to. This can be used to
override the default filename that is used when adding an url, which is
based on the url. Or, when the file already exists, the url is recorded as
another location of the file.

1 files changed, 2 insertions, 0 deletions

diff --git a/Usage.hs b/Usage.hs
index 34c344b18..a33f6f311 100644
--- a/Usage.hs
+++ b/Usage.hs
@@ -76,6 +76,8 @@ paramDate :: String
 paramDate = "DATE"
 paramFormat :: String
 paramFormat = "FORMAT"
+paramFile :: String
+paramFile = "FILE"
 paramKeyValue :: String
 paramKeyValue = "K=V"
 paramNothing :: String