From 8f6af4ae7d9ef046f28c5625f58efa4e5e128ff7 Mon Sep 17 00:00:00 2001
From: Mark Wooding <mdw@distorted.org.uk>
Date: Sat, 25 Jan 2014 14:21:16 +0000
Subject: [PATCH] base.m4: Fiddle with permissions settings for local delivery
 transports.

---
 base.m4 | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/base.m4 b/base.m4
index 856ac71..75b1c4c 100644
--- a/base.m4
+++ b/base.m4
@@ -259,21 +259,32 @@ smtp_local:
 deliver:
 	driver = appendfile
 	file = /var/mail/$local_part
+	group = mail
+	mode = 0600
+	mode_fail_narrower = false
 	USER_DELIVERY
 
 ## Transports for user filters.
 mailbox:
 	driver = appendfile
+	initgroups = true
 	USER_DELIVERY
 
 maildir:
 	driver = appendfile
 	maildir_format = true
+	initgroups = true
 	USER_DELIVERY
 
 pipe:
 	driver = pipe
-	return_output = true
+	path = ${if and {{def:home} {exists{$home/bin}}} {$home/bin:} {}}\
+		/usr/local/bin:/usr/local/sbin:\
+		/usr/bin:/usr/sbin:/bin:/sbin
+	initgroups = true
+	umask = 002
+	return_fail_output = true
+	log_output = true
 
 ## A special dummy transport for use during address verification.
 dummy:
-- 
2.11.0