From e1981428e70f2862511a9b7065fa57cb91de770b Mon Sep 17 00:00:00 2001
From: Joachim Nilsson <troglobit@gmail.com>
Date: Sun, 23 Feb 2020 16:05:47 +0100
Subject: [PATCH] debian: Add hardening, recommended by lintian

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
---
 debian/rules | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/debian/rules b/debian/rules
index 19ddb34..98270b6 100755
--- a/debian/rules
+++ b/debian/rules
@@ -1,7 +1,12 @@
 #!/usr/bin/make -f           
+# export DH_VERBOSE=1
+export DEB_BUILD_MAINT_OPTIONS  = hardening=+all
+export DEB_CFLAGS_MAINT_APPEND  = -W -Wall -Wextra -O3
+export DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed
 
-# Uncomment this to turn on verbose mode.
-#export DH_VERBOSE=1
+NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
+
+include /usr/share/dpkg/default.mk  # provides DEB_VERSION
 
 %:
 	dh $@ --with autoreconf