From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Wed, 8 Jul 2015 20:46:52 -0400
Subject: Initial commit

---
 unix/boot/spp/rpp/rpprat/outch.r | 51 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 unix/boot/spp/rpp/rpprat/outch.r

(limited to 'unix/boot/spp/rpp/rpprat/outch.r')

diff --git a/unix/boot/spp/rpp/rpprat/outch.r b/unix/boot/spp/rpp/rpprat/outch.r
new file mode 100644
index 00000000..f7dfa99e
--- /dev/null
+++ b/unix/boot/spp/rpp/rpprat/outch.r
@@ -0,0 +1,51 @@
+include  defs
+
+# outch - put one character into output buffer
+
+subroutine outch (c)
+
+character c, splbuf(SZ_SPOOLBUF+1)
+integer i, ip, op, index
+include COMMON_BLOCKS
+external index
+string	break_chars " ),.+-*/("
+
+	# Process a continuation card.  Try to break the card at a whitespace
+	# division, operator, or punctuation mark.
+
+	if (outp >= 72) {
+	    if (index (break_chars, c) > 0)		# find break point
+		ip = outp
+	    else {
+		for (ip=outp;  ip >= 1;  ip=ip-1) {
+		    if (index (break_chars, outbuf(ip)) > 0)
+			break
+		}
+	    }
+
+	    if (ip != outp & (outp-ip) < SZ_SPOOLBUF) {
+		op = 1
+		for (i=ip+1;  i <= outp;  i=i+1) {	# save chars
+		    splbuf(op) = outbuf(i)
+		    op = op + 1
+		}
+		splbuf(op) = EOS
+		outp = ip
+	    } else
+		splbuf(1) = EOS
+
+	    call outdon
+	    
+	    for (op=1;  op < col;  op=op+1)
+		outbuf(op) = BLANK
+	    outbuf(6) = STAR
+	    outp = col
+	    for (ip=1;  splbuf(ip) != EOS;  ip=ip+1) {
+		outp = outp + 1
+		outbuf(outp) = splbuf(ip)
+	    }
+	}
+
+	outp = outp + 1				# output character
+	outbuf(outp) = c
+end
-- 
cgit