From 4256c220731205cdd68bcc0cc6b4324acc09451e Mon Sep 17 00:00:00 2001
From: bdrewery <bdrewery@FreeBSD.org>
Date: Wed, 8 Aug 2018 18:55:32 +0000
Subject: [PATCH] MFC r322565,r323323:

  r322565:
    Use -S for library installations except for -DNO_ROOT builds.
  r323323:
    Tweak comment for install -S usage since it does not impact the build.
---
 share/mk/bsd.lib.mk | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/share/mk/bsd.lib.mk b/share/mk/bsd.lib.mk
index 47597a79bb9..b92e4fe092c 100644
--- a/share/mk/bsd.lib.mk
+++ b/share/mk/bsd.lib.mk
@@ -319,6 +319,11 @@ _EXTRADEPEND:
 .if !defined(NO_FSCHG)
 SHLINSTALLFLAGS+= -fschg
 .endif
+.endif
+# Install libraries with -S to avoid risk of modifying in-use libraries when
+# installing to a running system.  It is safe to avoid this for NO_ROOT builds
+# that are only creating an image.
+.if !defined(NO_SAFE_LIBINSTALL) && !defined(NO_ROOT)
 SHLINSTALLFLAGS+= -S
 .endif
 
-- 
2.45.0