From abb8e79663d0527f2987d1d7e914c65117b396a9 Mon Sep 17 00:00:00 2001
From: Hans Bolinder <hasse@erlang.org>
Date: Wed, 28 Jun 2017 16:11:34 +0200
Subject: kernel: Do not use deprecated functions in string(3)

---
 lib/kernel/src/group.erl | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'lib/kernel/src/group.erl')

diff --git a/lib/kernel/src/group.erl b/lib/kernel/src/group.erl
index bf785959ff..a5210901f2 100644
--- a/lib/kernel/src/group.erl
+++ b/lib/kernel/src/group.erl
@@ -793,9 +793,9 @@ search_up_stack(Stack, Substr) ->
     case up_stack(Stack) of
 	{none,NewStack} -> {none,NewStack};
 	{L, NewStack} ->
-	    case string:str(L, Substr) of
-		0 -> search_up_stack(NewStack, Substr);
-		_ -> {string:strip(L,right,$\n), NewStack}
+            case string:find(L, Substr) of
+                nomatch -> search_up_stack(NewStack, Substr);
+                _ -> {string:trim(L, trailing, "$\n"), NewStack}
 	    end
     end.
 
@@ -803,9 +803,9 @@ search_down_stack(Stack, Substr) ->
     case down_stack(Stack) of
 	{none,NewStack} -> {none,NewStack};
 	{L, NewStack} ->
-	    case string:str(L, Substr) of
-		0 -> search_down_stack(NewStack, Substr);
-		_ -> {string:strip(L,right,$\n), NewStack}
+	    case string:find(L, Substr) of
+		nomatch -> search_down_stack(NewStack, Substr);
+		_ -> {string:trim(L, trailing, "$\n"), NewStack}
 	    end
     end.
 
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