From f849505ac94a3f616fc3af243f50be42409335ca Mon Sep 17 00:00:00 2001
From: Alexey Neyman <stilor@att.net>
Date: Fri, 30 Oct 2015 13:53:53 -0700
Subject: Sanity check for number of parallel jobs.

Signed-off-by: Alexey Neyman <stilor@att.net>

diff --git a/scripts/crosstool-NG.sh.in b/scripts/crosstool-NG.sh.in
index e29dea5..a3514cb 100644
--- a/scripts/crosstool-NG.sh.in
+++ b/scripts/crosstool-NG.sh.in
@@ -516,7 +516,12 @@ if [ -z "${CT_RESTART}" ]; then
     # And help make go faster
     JOBSFLAGS=
     # Override the configured jobs with what's been given on the command line
-    [ -n "${CT_JOBS}" ] && CT_PARALLEL_JOBS="${CT_JOBS}"
+    if [ -n "${CT_JOBS}" ]; then
+        if [ ! -z "`echo "${CT_JOBS}" | sed 's/[0-9]//g'`" ]; then
+            CT_Abort "Number of parallel jobs must be integer."
+        fi
+        CT_PARALLEL_JOBS="${CT_JOBS}"
+    fi
     # Use the number of processors+1 when automatically setting the number of
     # parallel jobs.  Fall back to 1 if the host doesn't use GLIBC.
     AUTO_JOBS=$((`getconf _NPROCESSORS_ONLN 2> /dev/null || echo 0` + 1))
-- 
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