From d0837f4390713968fe36b38ecbcb7c64680f6adf Mon Sep 17 00:00:00 2001
From: Erik de Castro Lopo <erikd@mega-nerd.com>
Date: Sat, 11 Jun 2016 09:49:50 +1000
Subject: [PATCH] Makefile: Add minimal C compiler warning flags

---
 Makefile | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/Makefile b/Makefile
index 539fb71..46fce59 100644
--- a/Makefile
+++ b/Makefile
@@ -10,6 +10,9 @@ RANLIB = /usr/bin/ranlib
 CC = gcc
 #CC = cc
 
+# Enable compiler warnings. This is ab absolute minimum.
+CFLAGS += -Wall -Wextra
+
 # Define your optimization flags.  Most compilers understand -O and -O2,
 # Standard (note: Solaris on UltraSparc using gcc 2.8.x might not like this.)
 #
@@ -224,19 +227,19 @@ all:	$(NAME) d$(NAME)
 .SUFFIXES: .c .o .h
 
 $(COMMON_OBJECT): %.o: %.c
-	$(CC) $(OPTS) $(COMMON_DEFS) -o $@ -c $<
+	$(CC) $(CFLAGS) $(OPTS) $(COMMON_DEFS) -o $@ -c $<
 
 $(BLORB_OBJECT): %.o: %.c
-	$(CC) $(OPTS) -o $@ -c $<
+	$(CC) $(CFLAGS) $(OPTS) -o $@ -c $<
 
 $(DUMB_OBJECT): %.o: %.c
-	$(CC) $(OPTS) -o $@ -c $<
+	$(CC) $(CFLAGS) $(OPTS) -o $@ -c $<
 
 $(CURSES_OBJECT): %.o: %.c
-	$(CC) $(OPTS) $(CURSES_DEFS) $(INCL) -o $@ -c $<
+	$(CC) $(CFLAGS) $(OPTS) $(CURSES_DEFS) $(INCL) -o $@ -c $<
 
 $(SDL_OBJECT): %.o: %.c
-	$(CC) $(OPTS) $(SDL_DEFS) $(INCL) -o $@ -c $<
+	$(CC) $(CFLAGS) $(OPTS) $(SDL_DEFS) $(INCL) -o $@ -c $<
 
 
 # If you're going to make this target manually, you'd better know which
-- 
2.34.1