File 2118-Revert-setting-default-argv0-name.patch of Package erlang

From 13f07042fd333c9bc137e142c4dc24b7d5cbe909 Mon Sep 17 00:00:00 2001
From: Dan Gudmundsson <dgud@erlang.org>
Date: Tue, 23 May 2017 12:43:33 +0200
Subject: [PATCH] Revert setting default argv0 name

Changing argv[0] from emu name to progname if ESCRIPT_NAME was not set
caused to many failing scripts, revert that part of the change.

See 86f6a9856
---
 erts/etc/common/erlexec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c
index 70520eea1..51ed2d0df 100644
--- a/erts/etc/common/erlexec.c
+++ b/erts/etc/common/erlexec.c
@@ -555,7 +555,7 @@ int main(int argc, char **argv)
     if(s) {
         add_Eargs(s);         /* argv[0] = scriptname*/
     } else {
-        add_Eargs(progname);  /* argv[0] = erl or cerl */
+        add_Eargs(emu);       /* argv[0] = erl or cerl */
     }
     /*
      * Add the bindir to the path (unless it is there already).
-- 
2.13.0