From b99cb3d1e0546a3cb5fa032e48eabe0daabf6ca5 Mon Sep 17 00:00:00 2001
From: Daniel Silverstone <dsilvers@netsurf-browser.org>
Date: Wed, 13 Aug 2008 15:31:41 +0000
Subject: Support configuring the CFLAGS, particularly the optimisation flags,
 in Makefile.config

svn path=/trunk/netsurf/; revision=5094
---
 Makefile        | 15 ++++-----------
 Makefile.config |  7 +++++--
 2 files changed, 9 insertions(+), 13 deletions(-)

diff --git a/Makefile b/Makefile
index be9c702ea..fbde61e9b 100644
--- a/Makefile
+++ b/Makefile
@@ -300,7 +300,7 @@ ifeq ($(TARGET),gtk)
 		-D_POSIX_C_SOURCE=200112L \
 		-D_NETBSD_SOURCE \
 		-DGTK_RESPATH=\"$(NETSURF_GTK_RESOURCES)\" \
-		$(WARNFLAGS) -I. -g $(OPT2FLAGS) \
+		$(WARNFLAGS) -I. -g \
 		$(shell $(PKG_CONFIG) --cflags libglade-2.0 gtk+-2.0) \
 		$(shell xml2-config --cflags)
 
@@ -324,11 +324,11 @@ endif
 
 ifeq ($(TARGET),riscos)
   TPD_RISCOS = $(foreach TPL,$(notdir $(TPL_RISCOS)), \
-  		!NetSurf/Resources/$(TPL)/Templates$(TPLEXT))
+		!NetSurf/Resources/$(TPL)/Templates$(TPLEXT))
 
   RESOURCES = $(TPD_RISCOS)
 
-  CFLAGS += -I. $(OPTFLAGS) $(WARNFLAGS) -Driscos		\
+  CFLAGS += -I. $(WARNFLAGS) -Driscos		\
 		-std=c99 -D_BSD_SOURCE -D_POSIX_C_SOURCE	\
 		-mpoke-function-name
 
@@ -420,7 +420,7 @@ ifeq ($(TARGET),debug)
 		-D_XOPEN_SOURCE=600 \
 		-D_POSIX_C_SOURCE=200112L \
 		-D_NETBSD_SOURCE \
-		$(WARNFLAGS) -I. -g $(OPT0FLAGS) \
+		$(WARNFLAGS) -I. -g \
 		$(shell $(PKG_CONFIG) --cflags libnsgif libnsbmp) \
 		$(shell xml2-config --cflags)
   LDFLAGS += $(shell $(PKG_CONFIG) --libs libxml-2.0 libcurl openssl)
@@ -455,13 +455,6 @@ ifneq ($(GCCVER),2)
   WARNFLAGS += -Wno-unused-parameter 
 endif
 
-OPT0FLAGS = -O0
-# -O and -O2 can use -Wuninitialized which gives us more static checking.
-# unfortunately the optimiser is what provides the hints in the code tree
-# so we cannot do it when we do -O0 (E.g. debug)
-OPTFLAGS = -O -Wuninitialized
-OPT2FLAGS = -O2 -Wuninitialized
-
 CLEANS := clean-target
 
 include Makefile.sources
diff --git a/Makefile.config b/Makefile.config
index ba4659ba6..9aecfa283 100644
--- a/Makefile.config
+++ b/Makefile.config
@@ -48,6 +48,9 @@ NETSURF_HOMEPAGE := "http://www.netsurf-browser.org/welcome/"
 # Valid options: YES, NO
 NETSURF_USE_LIBICONV_PLUG := YES
 
+# Initial CFLAGS. Typically optimisation level etc.
+CFLAGS := -O2 -Wuninitialized
+
 # ----------------------------------------------------------------------------
 # RISC OS-specific options
 # ----------------------------------------------------------------------------
@@ -68,7 +71,7 @@ ifeq ($(TARGET),riscos)
   # Enable NetSurf's RISC OS Sprite support via Tinct
   # Valid options: YES, NO
   NETSURF_USE_SPRITE := YES
-  
+
   # Enable NetSurf's ArtWorks support via AWRender
   # Valid options: YES, NO
   NETSURF_USE_ARTWORKS := YES
@@ -87,7 +90,7 @@ ifeq ($(TARGET),gtk)
   # Where to search for NetSurf's resources after looking in ~/.netsurf and
   # $NETSURFRES.  It must have a trailing /
   NETSURF_GTK_RESOURCES := /usr/local/share/netsurf/
-  
+
   # Where to install the netsurf binary
   NETSURF_GTK_BIN := /usr/local/bin/
 
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