From 97ce9ea586582d750af1476db8e7ef03ab698b7a Mon Sep 17 00:00:00 2001
From: FRIGN <dev@frign.de>
Date: Wed, 2 Mar 2016 10:08:24 +0100
Subject: [PATCH] Fix -s in tr(1)

Forgot that in case there is a second argument given with -s you
probably want to have your characters substituted.
I changed it so that shortly before "deploying" we check if the
"to be written"-Rune is equal to the last Rune, and proceed as
needed.
---
 tr.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/tr.c b/tr.c
index b40f0cc..361ac40 100644
--- a/tr.c
+++ b/tr.c
@@ -218,12 +218,6 @@ read:
 				else
 					goto write;
 			}
-			if (sflag) {
-				if (r == lastrune)
-					goto read;
-				else
-					goto write;
-			}
 			if (cflag)
 				goto write;
 			for (m = 0; m < i; m++)
@@ -243,6 +237,8 @@ read:
 			m--;
 			r = set2[m].start + (off1 - off2) / set2[m].quant;
 
+			if (sflag && (r == lastrune))
+				goto read;
 			goto write;
 		}
 	}