From cd9d4ef0f54358ab6ab86356836a22c45e6b74df Mon Sep 17 00:00:00 2001
From: Jerry James <loganjerry@gmail.com>
Date: Mar 22 2019 03:35:27 +0000
Subject: Turn off build parallelism, which leads to memory exhaustion.


---

diff --git a/polymake.spec b/polymake.spec
index e122d49..1174b96 100644
--- a/polymake.spec
+++ b/polymake.spec
@@ -253,8 +253,8 @@ EOF
 # Fix the path to xsubpp
 sed -i 's,\${ExtUtils}/xsubpp,%{_bindir}/xsubpp,' support/rules.ninja
 
-# Build verbosely
-sed -i 's,\${NINJA},& -v,' Makefile
+# Build verbosely.  Avoid parallelism, which often leads to resource exhaustion.
+sed -i 's,\${NINJA},& -j 1 -v,' Makefile
 
 %build
 export LC_ALL=C.UTF-8