From e6e894500171ee8013713f76660076632f1b355c Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@golang.org>
Date: Mon, 24 Feb 2014 16:44:35 -0500
Subject: [PATCH] build: comment possible ulimit failure in run.bash

Record what's going on in case someone is debugging a failure there.
It's not Go's fault.

Fixes #7381.

LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68200043
---
 src/run.bash | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/run.bash b/src/run.bash
index 9a01e0631b..a3eecff0f0 100755
--- a/src/run.bash
+++ b/src/run.bash
@@ -17,6 +17,12 @@ ulimit -c 0
 # Raise soft limits to hard limits for NetBSD/OpenBSD.
 # We need at least 256 files and ~300 MB of bss.
 # On OS X ulimit -S -n rejects 'unlimited'.
+#
+# Note that ulimit -S -n may fail if ulimit -H -n is set higher than a
+# non-root process is allowed to set the high limit.
+# This is a system misconfiguration and should be fixed on the
+# broken system, not "fixed" by ignoring the failure here.
+# See longer discussion on golang.org/issue/7381. 
 [ "$(ulimit -H -n)" == "unlimited" ] || ulimit -S -n $(ulimit -H -n)
 [ "$(ulimit -H -d)" == "unlimited" ] || ulimit -S -d $(ulimit -H -d)
 
-- 
2.48.1