From cc3624079f30af82fec35882deadb74a46f78546 Mon Sep 17 00:00:00 2001
From: Bobbi Webber-Manners <bobbi.manners@gmail.com>
Date: Sat, 3 Jul 2021 23:53:57 -0400
Subject: [PATCH] SED: Fix bug with handling of blank input lines.

---
 BIN/SED.S.txt | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/BIN/SED.S.txt b/BIN/SED.S.txt
index c9cfb8c3..77646dbf 100644
--- a/BIN/SED.S.txt
+++ b/BIN/SED.S.txt
@@ -1,5 +1,3 @@
-NEW
-  AUTO 3,1
                                 .LIST OFF
                                 .OP     65C02
                                 .OR     $2000
@@ -253,6 +251,9 @@ CS.RUN.OPEN                     >PUSHYA
 CS.RUN.PRINT                    >LDYA ZPBufPtr
                                 >STYA ZPPtr1
 
+                                lda (ZPPtr1)            If null first time
+                                beq .8
+
 .1                              lda (ZPPtr1)
                                 beq .7                  EOL. No match.
 
@@ -290,11 +291,12 @@ CS.RUN.PRINT                    >LDYA ZPBufPtr
 
 * Hit EOL but not end of pattern, return
 .7                              jsr CS.RUN.NoMatch
-                                lda #C.CR
+.8                              lda #C.CR
                                 >SYSCALL PutChar
                                 lda #C.LF
                                 >SYSCALL PutChar
-                                clc
+
+.9                              clc
                                 rts
 *--------------------------------------
 CS.RUN.GotMatch                 phy
@@ -377,6 +379,3 @@ MSG.CRLF            .AZ "\r\n"
 DS.START
 DS.END                  .ED
 *--------------------------------------
-MAN
-SAVE usr/src/bin/sed.s
-ASM