From: Julian Ospald <hasufell@gentoo.org>
Date: Tue May  8 19:16:08 UTC 2012
Subject: build system

--- Makefile
+++ Makefile
@@ -16,106 +16,94 @@
 MANPREFIX ?= $(PREFIX)
 
 INSTALL         ?= install
-INSTALL_PROGRAM ?= $(INSTALL) -m 555 -s
-INSTALL_MAN     ?= $(INSTALL) -m 444
-INSTALL_DATA    ?= $(INSTALL) -m 444
+INSTALL_PROGRAM ?= $(INSTALL) -m 755
+INSTALL_MAN     ?= $(INSTALL) -m 644
+INSTALL_DATA    ?= $(INSTALL) -m 644
 
+# compiler CFLAGS
+CFLAGS += -std=gnu99
 
+# sdl-flags
 SDL_CONFIG  ?= sdl-config
 ifndef CFLAGS_SDL
 CFLAGS_SDL  := $(shell $(SDL_CONFIG) --cflags)
 endif
 ifndef LDFLAGS_SDL
-LDFLAGS_SDL := $(shell $(SDL_CONFIG) --libs)
+LIBS_SDL := $(shell $(SDL_CONFIG) --libs)
 endif
 
+# LIBS
+LIBS += $(LIBS_SDL)
+LIBS += -lm
+
+ifdef WITH_ZLIB
+LIBS += -lz
+endif
 
-CFLAGS += $(CFLAGS_SDL)
-CFLAGS += -I Build
-CFLAGS += -I Build/Tactical
-CFLAGS += -I Build/Strategic
-CFLAGS += -I Build/Editor
-CFLAGS += -I Build/Res
-CFLAGS += -I Build/Laptop
-CFLAGS += -I Build/Utils
-CFLAGS += -I Build/TileEngine
-CFLAGS += -I Build/TacticalAI
-CFLAGS += -I sgp
-
-#CFLAGS += -Wall
-#CFLAGS += -W
-CFLAGS += -Wpointer-arith
-CFLAGS += -Wreturn-type
-CFLAGS += -Wunused-label
-CFLAGS += -Wunused-variable
-CFLAGS += -Wwrite-strings
 
-CFLAGS += -DJA2
+# preprocessor flags
+CPPFLAGS += $(CFLAGS_SDL)
+CPPFLAGS += -I Build
+CPPFLAGS += -I Build/Tactical
+CPPFLAGS += -I Build/Strategic
+CPPFLAGS += -I Build/Editor
+CPPFLAGS += -I Build/Res
+CPPFLAGS += -I Build/Laptop
+CPPFLAGS += -I Build/Utils
+CPPFLAGS += -I Build/TileEngine
+CPPFLAGS += -I Build/TacticalAI
+CPPFLAGS += -I sgp
 
+CPPFLAGS += -DJA2
 
 ifdef WITH_DEMO
-  CFLAGS += -DJA2DEMO
+  CPPFLAGS += -DJA2DEMO
 endif
 
 ifdef WITH_DEMO_ADS
   ifndef WITH_DEMO
     $(error WITH_DEMO_ADS needs WITH_DEMO)
   endif
-  CFLAGS += -DJA2DEMOADS
+  CPPFLAGS += -DJA2DEMOADS
 endif
 
 ifdef WITH_FIXMES
-  CFLAGS += -DWITH_FIXMES
+  CPPFLAGS += -DWITH_FIXMES
 endif
 
 ifdef WITH_MAEMO
-  CFLAGS += -DWITH_MAEMO
+  CPPFLAGS += -DWITH_MAEMO
 endif
 
 ifdef WITH_SOUND_DEBUG
-  CFLAGS += -DWITH_SOUND_DEBUG
+  CPPFLAGS += -DWITH_SOUND_DEBUG
 endif
 
 ifdef _DEBUG
-  CFLAGS += -D_DEBUG
+  CPPFLAGS += -D_DEBUG
   ifndef JA2TESTVERSION
     JA2TESTVERSION := yes
   endif
 endif
 
 ifdef JA2TESTVERSION
-  CFLAGS += -DJA2TESTVERSION
+  CPPFLAGS += -DJA2TESTVERSION
   ifndef JA2BETAVERSION
   	JA2BETAVERSION := yes
   endif
 endif
 
 ifdef JA2BETAVERSION
-CFLAGS += -DJA2BETAVERSION -DSGP_DEBUG -DFORCE_ASSERTS_ON -DSGP_VIDEO_DEBUGGING
+CPPFLAGS += -DJA2BETAVERSION -DSGP_DEBUG -DFORCE_ASSERTS_ON -DSGP_VIDEO_DEBUGGING
 endif
 
 ifdef JA2EDITOR
-CFLAGS += -DJA2EDITOR
+CPPFLAGS += -DJA2EDITOR
 endif
 
-CFLAGS += -D$(LNG)
-
-CFLAGS += -DSGPDATADIR=\"$(SGPDATADIR)\"
-
-CCFLAGS += $(CFLAGS)
-CCFLAGS += -std=gnu99
-CCFLAGS += -Werror-implicit-function-declaration
-CCFLAGS += -Wimplicit-int
-CCFLAGS += -Wmissing-prototypes
+CPPFLAGS += -D$(LNG)
+CPPFLAGS += -DSGPDATADIR=\"$(SGPDATADIR)\"
 
-CXXFLAGS += $(CFLAGS)
-
-LDFLAGS += $(LDFLAGS_SDL)
-LDFLAGS += -lm
-
-ifdef WITH_ZLIB
-LDFLAGS += -lz
-endif
 
 SRCS :=
 SRCS += Build/AniViewScreen.cc
@@ -468,7 +456,7 @@
 .SUFFIXES:
 .SUFFIXES: .c .cc .d .o
 
-Q ?= @
+Q = 
 
 all: $(BINARY)
 
@@ -476,15 +464,15 @@
 
 $(BINARY): $(OBJS)
 	@echo '===> LD $@'
-	$(Q)$(CXX) $(CFLAGS) $(OBJS) $(LDFLAGS) -o $@
+	$(Q)$(CXX) $(CXXFLAGS) $(OBJS) $(LDFLAGS) -o $@ $(LIBS)
 
 .c.o:
 	@echo '===> CC $<'
-	$(Q)$(CC) $(CCFLAGS) -c -MMD -o $@ $<
+	$(Q)$(CC) $(CFLAGS) $(CPPFLAGS) -c -MMD -o $@ $<
 
 .cc.o:
 	@echo '===> CXX $<'
-	$(Q)$(CXX) $(CXXFLAGS) -c -MMD -o $@ $<
+	$(Q)$(CXX) $(CXXFLAGS) $(CPPFLAGS) -c -MMD -o $@ $<
 
 clean distclean:
 	@echo '===> CLEAN'