document '-o'

diff --git a/tools/rpmdb2solv.c b/tools/rpmdb2solv.c
index 6f3f424..b559777 100644 (file)
--- a/tools/rpmdb2solv.c
+++ b/tools/rpmdb2solv.c
@@ -40,6 +40,7 @@ usage(int status)
          " -b <basefile> : Write .solv to <basefile>.solv instead of stdout\n"
          " -p <productsdir> : Scan <productsdir> for .prod files, representing installed products\n"
          " -r <root> : Prefix rpmdb path and <productsdir> with <root>\n"
+         " -o <solv> : Write .solv to file instead of stdout\n"
         );
   exit(status);
 }