commit 17f131946f09f79a21b304050a0a2160bd024590
from: rsc <devnull@localhost>
date: Sun Nov 23 17:53:32 2003 UTC

change from rob -- handle ^U like in rio, acme

commit - 422761f81eb07e2c339dee3c71a0acead7aadd9a
commit + 17f131946f09f79a21b304050a0a2160bd024590
blob - 79d3e0ec5279da46c266840c210460b8216c42e1
blob + 07c3426ac07450fac377da0a98af796df96fd586
--- src/cmd/samterm/main.c
+++ src/cmd/samterm/main.c
@@ -361,6 +361,10 @@ ctlw(Rasp *r, long o, long p)
 long
 ctlu(Rasp *r, long o, long p)
 {
+	if(--p < o)
+		return o;
+	if(raspc(r, p)=='\n')
+		return p;
 	for(; p-1>=o && raspc(r, p-1)!='\n'; --p)
 		;
 	return p>=o? p : o;