From 05d5a5080dff14835aab8837f87cca5d3da7f552 Mon Sep 17 00:00:00 2001
From: Heiko Reese <heiko.reese@kit.edu>
Date: Fri, 20 Aug 2021 23:09:40 +0200
Subject: [PATCH] Added debian default compiler and linker options (from
 `dpkg-buildflags --get CFLAGS`)

---
 src/Makefile | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/Makefile b/src/Makefile
index 7b33009..ac96821 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,6 +1,6 @@
 CC=gcc
-CFLAGS=-Wall
-LDFLAGS=-lsodium
+CFLAGS=-g -O2 -ffile-prefix-map=/=. -fstack-protector-strong -Wformat -Werror=format-security
+LDFLAGS=-Wl,-z,relro -lsodium
 LDFLAGS_LIB=-I/usr/include/exim4 -fpic -shared -export-dynamic
 
 .PHONY: clean libs
@@ -8,12 +8,12 @@ LDFLAGS_LIB=-I/usr/include/exim4 -fpic -shared -export-dynamic
 .DEFAULT_GOAL := libs
 
 libexim-encrypt-dlfunc.so: libexim-encrypt-dlfunc.c
-	$(CC) $(CFLAGS) $(LDFLAGS) $(LDFLAGS_LIB) -o $@ $<
+	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS) $(LDFLAGS_LIB)
 
 genkey: genkey.c
-	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $<
+	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS)
 
 clean:
-	rm -f libexim-kitencrypt-dlfunc.so libexim-encrypt-dlfunc.so
+	rm -f libexim-encrypt-dlfunc.so genkey
 
 libs: libexim-encrypt-dlfunc.so