From bd7be8da77f3bd315fcff4a35cb91b173e8e2190 Mon Sep 17 00:00:00 2001
From: Hugo Villeneuve <hugo@hugovil.com>
Date: Fri, 3 Jan 2014 01:56:37 -0500
Subject: [PATCH] Add additional compile warning flags

Also changed way that warning flags are defined in autoconf files.
---
 configure.ac           | 6 +++---
 src/cli/Makefile.am    | 2 +-
 src/common/Makefile.am | 2 +-
 src/gtk/Makefile.am    | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/configure.ac b/configure.ac
index d39a607..7deeb84 100644
--- a/configure.ac
+++ b/configure.ac
@@ -22,8 +22,8 @@ AC_C_CONST
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
 
-dnl Basic CFLAGS values
-CFLAGS="${CFLAGS} -Wall"
+dnl Basic warning CFLAGS values
+WARNINGCFLAGS="-Wall -Wextra -Wformat -Wformat-security"
 
 PKG_CHECK_MODULES(GLIB, [glib-2.0 >= 2.26.0])
 AC_SUBST(GLIB_CFLAGS)
@@ -82,7 +82,7 @@ AM_CONDITIONAL([USE_AS504HV],[test x"$AS504HV_CHECK" = x"yes"])
 AM_CONDITIONAL([USE_AS504],[test x"$AS504_CHECK" = x"yes"])
 AM_CONDITIONAL([USE_AS51],[test x"$ASEM51_CHECK" = x"yes"])
 
-AC_SUBST(CFLAGS)
+AC_SUBST(WARNINGCFLAGS)
 AC_SUBST(LIBS)
 AC_SUBST(ac_aux_dir)
 
diff --git a/src/cli/Makefile.am b/src/cli/Makefile.am
index deaae8a..63eedab 100644
--- a/src/cli/Makefile.am
+++ b/src/cli/Makefile.am
@@ -1,7 +1,7 @@
 # This file is processed by GNU automake to generate Makefile.in
 
 AM_CPPFLAGS = \
-    -Wall \
+    $(WARNINGCFLAGS) \
     -I@top_srcdir@ \
     -I@top_srcdir@/src/common
 
diff --git a/src/common/Makefile.am b/src/common/Makefile.am
index 2d0df82..ba295d9 100644
--- a/src/common/Makefile.am
+++ b/src/common/Makefile.am
@@ -1,7 +1,7 @@
 # This file is processed by GNU automake to generate Makefile.in
 
 AM_CPPFLAGS = \
-	-Wall \
+	$(WARNINGCFLAGS) \
 	-I$(top_srcdir)
 
 noinst_LIBRARIES = libemu8051.a
diff --git a/src/gtk/Makefile.am b/src/gtk/Makefile.am
index 22bb895..699d76e 100644
--- a/src/gtk/Makefile.am
+++ b/src/gtk/Makefile.am
@@ -1,7 +1,7 @@
 # This file is processed by GNU automake to generate Makefile.in
 
 AM_CPPFLAGS = \
-    -Wall \
+    $(WARNINGCFLAGS) \
     -I@top_srcdir@ \
     -I@top_srcdir@/src/common \
     -I$(top_srcdir)/pixmaps \
-- 
2.20.1