commit 93fb47050c80d20d668035c7d1b89d610c1aa7d8
from: rsc <devnull@localhost>
date: Sat Oct 11 03:58:19 2003 UTC

B then wait.

commit - b9b5cea4eda1c011cfc2e18c8b89987d4298cb7c
commit + 93fb47050c80d20d668035c7d1b89d610c1aa7d8
blob - /dev/null
blob + 1c6ef96f20a8e35c0399ba8a4e07f3bcf2f5d750 (mode 755)
--- /dev/null
+++ bin/Bwait
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+# run B but then wait for the file to change.
+# great to set as $EDITOR.
+# the notion of a file changing is a little weak.
+
+stat=`ls -l $1`
+B "$@"
+while true
+do
+	nstat=`ls -l $1`
+	if [ "$stat" eq "$nstat" ]
+	then
+		exit
+	fi
+done
+