From: sthen <sthen@openbsd.org>
Date: Wed, 19 Oct 2022 21:23:31 +0000 (+0000)
Subject: Exclude /tmp/*.shm files from /tmp cleaning in daily(8); removing them
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=ca6cf7e7eb848862ff4c0c06aa2c462bff0241d5;p=openbsd

Exclude /tmp/*.shm files from /tmp cleaning in daily(8); removing them
interferes with programs using shm_open(3) which uses them as backing
files.

Problem pointed out by jeremy@ in relation to PostgreSQL.
Suggestion/ok tb@.
---

diff --git a/etc/daily b/etc/daily
index d33d893d6cd..96d6ac4cc92 100644
--- a/etc/daily
+++ b/etc/daily
@@ -1,5 +1,5 @@
 #
-#	$OpenBSD: daily,v 1.95 2020/10/20 22:42:29 danj Exp $
+#	$OpenBSD: daily,v 1.96 2022/10/19 21:23:31 sthen Exp $
 #	From: @(#)daily	8.2 (Berkeley) 1/25/94
 #
 # For local additions, create the file /etc/daily.local.
@@ -49,8 +49,8 @@ if [ -d /tmp -a ! -L /tmp ]; then
 	cd /tmp && {
 	find -x . \
 	    \( -path './ssh-*' -o -path ./.X11-unix -o -path ./.ICE-unix \
-		-o -path './tmux-*' \) \
-	    -prune -o -type f -atime +7 -delete 2>/dev/null
+		-o -path './tmux-*' \) -prune -o \
+	    -type f -and ! -path './*.shm' -atime +7 -delete 2>/dev/null
 	find -x . -type d -mtime +1 ! -path ./vi.recover ! -path ./.X11-unix \
 	    ! -path ./.ICE-unix ! -name . \
 	    -delete >/dev/null 2>&1; }