1 files changed, 11 insertions, 1 deletions
diff --git a/bin/psv b/bin/psv
index 176d4934..c8a35d3a 100755
--- a/bin/psv
+++ b/bin/psv
@@ -1,3 +1,13 @@
 #!/bin/sh
 
-gv -nosafer -swap -style $PLAN9/lib/gv.style -ad $PLAN9/lib/gv.resource "$@"
+# 
+# gv has decided to rename all its -foo options to --foo.
+# 
+if gv -v 2>/dev/null | grep Usage >/dev/null
+then
+	m=-
+else
+	m=''
+fi
+
+gv $m-nosafer $m-swap $m-style $PLAN9/lib/gv.style $m-ad $PLAN9/lib/gv.resource "$@"