tchange from rob -- handle ^U like in rio, acme - plan9port - [fork] Plan 9 from user space
 (HTM) git clone git://src.adamsgaard.dk/plan9port
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       ---
 (DIR) commit 17f131946f09f79a21b304050a0a2160bd024590
 (DIR) parent 422761f81eb07e2c339dee3c71a0acead7aadd9a
 (HTM) Author: rsc <devnull@localhost>
       Date:   Sun, 23 Nov 2003 17:53:32 +0000
       
       change from rob -- handle ^U like in rio, acme
       
       Diffstat:
         M src/cmd/samterm/main.c              |       4 ++++
       
       1 file changed, 4 insertions(+), 0 deletions(-)
       ---
 (DIR) diff --git a/src/cmd/samterm/main.c b/src/cmd/samterm/main.c
       t@@ -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;