From 913f79d4898d3529a9f2423a5aa792f8c96ccd30 Mon Sep 17 00:00:00 2001
From: Kristoffer Carlsson <kcarlsson89@gmail.com>
Date: Tue, 9 Mar 2021 21:47:50 +0100
Subject: [PATCH] fix behavior of JULIA_EXCLUSIVE to agree with documentation
 (#39961)

---
 src/threading.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/threading.c b/src/threading.c
index 726b01145d0b1..01fe98e041a87 100644
--- a/src/threading.c
+++ b/src/threading.c
@@ -425,8 +425,8 @@ void jl_start_threads(void)
     // do we have exclusive use of the machine? default is no
     exclusive = DEFAULT_MACHINE_EXCLUSIVE;
     cp = getenv(MACHINE_EXCLUSIVE_NAME);
-    if (cp)
-        exclusive = strtol(cp, NULL, 10);
+    if (cp && strcmp(cp, "0") != 0)
+        exclusive = 1;
 
     // exclusive use: affinitize threads, master thread on proc 0, rest
     // according to a 'compact' policy