From fd26003cce5a68498b8f70bf38944da983630852 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Sun, 15 Feb 2015 10:00:21 +0100
Subject: [PATCH] Cleanup config.mk, introduce $CPPFLAGS

$CPPFLAGS does only contain feature test macro defines, thus one
system which need different ones compilation should succeed with
something like:

 make CPPFLAGS= LIBS=-lc
---
 config.mk | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/config.mk b/config.mk
index 33c2886..3a4ddb8 100644
--- a/config.mk
+++ b/config.mk
@@ -9,17 +9,11 @@ MANPREFIX = ${PREFIX}/share/man
 INCS = -I.
 LIBS = -lc -lutil
 
-# AIX
-#LIBS = -lc
-
-# Solaris
-#LIBS = -lc -lsocket
-
-CFLAGS += -std=c99 -Os ${INCS} -DVERSION=\"${VERSION}\" -DNDEBUG -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700
-
+CPPFLAGS = -D_POSIX_C_SOURCE=200809L
+CFLAGS += -std=c99 -pedantic -Wall ${INCS} -DVERSION=\"${VERSION}\" -DNDEBUG ${CPPFLAGS}
 LDFLAGS += ${LIBS}
 
-DEBUG_CFLAGS = ${CFLAGS} -UNDEBUG -O0 -g -ggdb -Wall
+DEBUG_CFLAGS = ${CFLAGS} -UNDEBUG -O0 -g -ggdb
 
-CC = cc
-STRIP = strip
+CC ?= cc
+STRIP ?= strip