# Check if we want to show what we are doing

ifdef VERBOSE

	Q =

else

	Q = @

endif

include Makefile.am

SOURCE_LIST = !!SOURCE_LIST!!

CONFIG_CACHE_SOURCE_LIST = !!CONFIG_CACHE_SOURCE_LIST!!

CONFIG_CACHE_PWD = !!CONFIG_CACHE_PWD!!

CONFIGURE_FILES = !!CONFIGURE_FILES!!

LIPO = !!LIPO!!

BIN_DIR = !!BIN_DIR!!

ICON_THEME_DIR = !!ICON_THEME_DIR!!

MAN_DIR = !!MAN_DIR!!

MENU_DIR = !!MENU_DIR!!

SRC_DIR = !!SRC_DIR!!

ROOT_DIR = !!ROOT_DIR!!

BUNDLE_DIR = "$(ROOT_DIR)/bundle"

BUNDLES_DIR = "$(ROOT_DIR)/bundles"

INSTALL_DIR = !!INSTALL_DIR!!

INSTALL_BINARY_DIR = "$(INSTALL_DIR)/"!!BINARY_DIR!!

INSTALL_MAN_DIR = "$(INSTALL_DIR)/$(MAN_DIR)"

INSTALL_MENU_DIR = "$(INSTALL_DIR)/$(MENU_DIR)"

INSTALL_ICON_DIR = "$(INSTALL_DIR)/"!!ICON_DIR!!

INSTALL_ICON_THEME_DIR = "$(INSTALL_DIR)/$(ICON_THEME_DIR)"

INSTALL_DATA_DIR = "$(INSTALL_DIR)/"!!DATA_DIR!!

INSTALL_DOC_DIR = "$(INSTALL_DIR)/"!!DOC_DIR!!

TTD = !!TTD!!

TTDS = $(SRC_DIRS:%=%/$(TTD))

OS = !!OS!!

OSXAPP = !!OSXAPP!!

REVISION = !!REVISION!!

AWK = !!AWK!!

DISTCC = !!DISTCC!!

RES := $(shell if [ ! -f $(CONFIG_CACHE_PWD) ] || [ "`pwd`" != "`cat $(CONFIG_CACHE_PWD)`" ]; then echo "`pwd`" > $(CONFIG_CACHE_PWD); fi )

RES := $(shell if [ ! -f $(CONFIG_CACHE_SOURCE_LIST) ] || [ -n "`cmp $(CONFIG_CACHE_SOURCE_LIST) $(SOURCE_LIST) 2>/dev/null`" ]; then cp $(SOURCE_LIST) $(CONFIG_CACHE_SOURCE_LIST); fi )

all: config.pwd config.cache

ifdef DISTCC

	@if [ -z "`echo '$(MFLAGS)' | grep '\-j'`" ]; then echo; echo "WARNING: you enabled distcc support, but you don't seem to be using the -jN paramter"; echo; fi

endif

	@for dir in $(DIRS); do \

		$(MAKE) -C $$dir all; \

	done

ifdef LIPO

# Lipo is an OSX thing. If it is defined, it means we are building for universal,

# and so we have have to combine the binaries into one big binary

# Remove the last binary made by the last compiled target

	$(Q)rm -f $(BIN_DIR)/$(TTD)

# Make all the binaries into one

	$(Q)$(LIPO) -create -output $(BIN_DIR)/$(TTD) $(TTDS)

endif

help:

	@echo "Available make commands:"

	@echo ""

	@echo "Compilation:"

	@echo "  all           compile the executable and the lang files"

	@echo "  lang          compile the lang files only"

	@echo "Clean up:"

	@echo "  clean         remove the files generated during compilation"

	@echo "  mrproper      remove the files generated during configuration and compilation"

	@echo "Run after compilation:"

	@echo "  run           execute openttd after the compilation"

	@echo "  run-gdb       execute openttd in debug mode after the compilation"

	@echo "  run-prof      execute openttd in profiling mode after the compilation"

	@echo "Installation:"

	@echo "  install       install the compiled files and the data-files after the compilation"

	@echo "  bundle        create the base for an installation bundle"

	@echo "  bundle_zip    create the zip installation bundle"

	@echo "  bundle_gzip   create the gzip installation bundle"

	@echo "  bundle_bzip2  create the bzip2 installation bundle"

	@echo "  bundle_lha    create the lha installation bundle"

	@echo "  bundle_dmg    create the dmg installation bundle"

config.pwd: $(CONFIG_CACHE_PWD)

	$(MAKE) reconfigure

config.cache: $(CONFIG_CACHE_SOURCE_LIST) $(CONFIGURE_FILES)

	$(MAKE) reconfigure

reconfigure:

ifeq ($(shell if test -f config.cache; then echo 1; fi), 1)

	@echo "----------------"

	@echo "The system detected that source.list or any configure file is altered."

	@echo " Going to reconfigure with last known settings..."

	@echo "----------------"

# Make sure we don't lock config.cache

	@$(shell cat config.cache | sed 's/\\ /\\\\ /g') || exit 1

	@echo "----------------"

	@echo "Reconfig done. Please re-execute make."

STRGEN       = !!STRGEN!!

ENDIAN_CHECK = !!ENDIAN_CHECK!!

SRC_DIR      = !!SRC_DIR!!

LANG_DIR     = !!LANG_DIR!!

BIN_DIR      = !!BIN_DIR!!

LANGS_SRC    = $(shell ls $(LANG_DIR)/*.txt)

LANGS        = $(LANGS_SRC:$(LANG_DIR)/%.txt=%.lng)

CXX_BUILD    = !!CXX_BUILD!!

CFLAGS_BUILD = !!CFLAGS_BUILD!!

STRGEN_FLAGS = !!STRGEN_FLAGS!!

STAGE        = !!STAGE!!

LANG_SUPPRESS= !!LANG_SUPPRESS!!

LANG_OBJS_DIR= !!LANG_OBJS_DIR!!

ifeq ($(LANG_SUPPRESS), yes)

LANG_ERRORS = >/dev/null 2>&1

endif

# Make sure endian_host.h is reasable as if it was in the src/ dir

CFLAGS_BUILD += -I $(LANG_OBJS_DIR)

ENDIAN_TARGETS := endian_host.h endian_target.h $(ENDIAN_CHECK)

# Check if we want to show what we are doing

ifdef VERBOSE

	Q =

	E = @true

else

	Q = @

	E = @echo

endif

RES := $(shell mkdir -p $(BIN_DIR)/lang )

all: table/strings.h $(LANGS)

strgen.o: $(SRC_DIR)/strgen/strgen.cpp endian_host.h $(SRC_DIR)/table/control_codes.h

	$(E) '$(STAGE) Compiling $(<:$(SRC_DIR)/%.cpp=%.cpp)'

	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) -DSTRGEN -c -o $@ $<

string.o: $(SRC_DIR)/string.cpp endian_host.h

	$(E) '$(STAGE) Compiling $(<:$(SRC_DIR)/%.cpp=%.cpp)'

	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) -DSTRGEN -c -o $@ $<

alloc_func.o: $(SRC_DIR)/core/alloc_func.cpp endian_host.h

	$(E) '$(STAGE) Compiling $(<:$(SRC_DIR)/%.cpp=%.cpp)'

	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) -DSTRGEN -c -o $@ $<

lang/english.txt: $(LANG_DIR)/english.txt

	$(Q)mkdir -p lang

	$(Q)cp $(LANG_DIR)/english.txt lang/english.txt

$(STRGEN): alloc_func.o string.o strgen.o

	$(E) '$(STAGE) Compiling and Linking $@'

	$(Q)$(CXX_BUILD) $^ -o $@

table/strings.h: lang/english.txt $(STRGEN)

	$(E) '$(STAGE) Generating $@'

	@mkdir -p table

	$(Q)./$(STRGEN) -s $(LANG_DIR) -d table

$(LANGS): %.lng: $(LANG_DIR)/%.txt $(STRGEN) lang/english.txt

	$(E) '$(STAGE) Compiling language $(*F)'

	$(Q)./$(STRGEN) $(STRGEN_FLAGS) -s $(LANG_DIR) -d $(LANG_OBJS_DIR) $< $(LANG_ERRORS) && cp $@ $(BIN_DIR)/lang || true # Do not fail all languages when one fails

# The targets to compile the endian-code

endian_host.h: $(ENDIAN_CHECK)

	$(E) '$(STAGE) Testing endianness for host'

	$(Q)./$(ENDIAN_CHECK) > $@

$(ENDIAN_CHECK): $(SRC_DIR)/endian_check.cpp

	$(E) '$(STAGE) Compiling and Linking $@'

	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $< -o $@

depend:

clean:

	$(E) '$(STAGE) Cleaning up language files'

	$(Q)rm -f strgen.o string.o table/strings.h $(STRGEN) $(LANGS) $(LANGS:%=$(BIN_DIR)/lang/%) lang/english.* $(ENDIAN_TARGETS)

mrproper: clean

%.lng:

	@echo '$(STAGE) No such language: $(@:%.lng=%)'

.PHONY: all mrproper depend clean

CC_HOST      = !!CC_HOST!!

CXX_HOST     = !!CXX_HOST!!

CC_BUILD     = !!CC_BUILD!!

CXX_BUILD    = !!CXX_BUILD!!

WINDRES      = !!WINDRES!!

STRIP        = !!STRIP!!

CC_CFLAGS    = !!CC_CFLAGS!!

CFLAGS       = !!CFLAGS!!

CFLAGS_BUILD = !!CFLAGS_BUILD!!

LIBS         = !!LIBS!!

LDFLAGS      = !!LDFLAGS!!

BIN_DIR      = !!BIN_DIR!!

LANG_DIR     = !!LANG_DIR!!

SRC_OBJS_DIR = !!SRC_OBJS_DIR!!

LANG_OBJS_DIR= !!LANG_OBJS_DIR!!

SRC_DIR      = !!SRC_DIR!!

MEDIA_DIR    = !!MEDIA_DIR!!

TTD          = !!TTD!!

STRGEN       = !!STRGEN!!

ENDIAN_CHECK = !!ENDIAN_CHECK!!

ENDIAN_FORCE = !!ENDIAN_FORCE!!

OS           = !!OS!!

STAGE        = !!STAGE!!

MAKEDEPEND   = !!MAKEDEPEND!!

CFLAGS_MAKEDEP= !!CFLAGS_MAKEDEP!!

SORT         = !!SORT!!

REVISION     = !!REVISION!!

AWK          = !!AWK!!

GCC295       = !!GCC295!!

CONFIG_CACHE_COMPILER = $(SRC_OBJS_DIR)/!!CONFIG_CACHE_COMPILER!!

CONFIG_CACHE_LINKER   = $(SRC_OBJS_DIR)/!!CONFIG_CACHE_LINKER!!

CONFIG_CACHE_ENDIAN   = $(SRC_OBJS_DIR)/!!CONFIG_CACHE_ENDIAN!!

CONFIG_CACHE_SOURCE   = $(SRC_OBJS_DIR)/!!CONFIG_CACHE_SOURCE!!

CONFIG_CACHE_VERSION  = $(SRC_OBJS_DIR)/!!CONFIG_CACHE_VERSION!!

OBJS_C   := !!OBJS_C!!

OBJS_CPP := !!OBJS_CPP!!

OBJS_MM  := !!OBJS_MM!!

OBJS_RC  := !!OBJS_RC!!

OBJS     := $(OBJS_C) $(OBJS_CPP) $(OBJS_MM) $(OBJS_RC)

SRCS     := !!SRCS!!

# All C-files depend on those 3 files

FILE_DEP := $(CONFIG_CACHE_COMPILER) $(LANG_OBJS_DIR)/table/strings.h endian_target.h

# Create all dirs and subdirs

RES      := $(shell mkdir -p $(BIN_DIR) $(sort $(dir $(OBJS))))

# Make sure endian_target.h is reasable as if it was in the src/ dir

CFLAGS += -I $(SRC_OBJS_DIR) -I $(LANG_OBJS_DIR)

ENDIAN_TARGETS := endian_target.h $(ENDIAN_CHECK)

# This 'sed' basicly just removes 'const' from the line if it is a 2+D array

# For more information, please check:

#  http://maillist.openttd.org/pipermail/devs/2007-April/000284.html

#  http://maillist.openttd.org/pipermail/devs/2007-February/000248.html

GCC295_FIX=sed -r 's/^(\t*)(.*)( const )([A-Za-z0-9_ ]+(\[.*\]){2,})(( = \{)|(;))(.*)$$/\1\2 \4\6\8\9/g'

# This 'sed' removes the 3rd '4' in the # lines of the -E output of

#  gcc 2.95.3 and lower, as it should indicate that it is a C-linkage, but the

#  compiler can't handle that information (just don't ask). So we remove it

#  and then it compiles happily and without bitching :)

# Furthermore gcc 2.95 has some trouble with protected and private when

#  accessing the protected/private stuff of the enclosing class (or the

#  super class of the enclosing class).

GCC295_FIX_2=sed -e 's|\(^\# [0-9][0-9]* "[^"]*"[ 0-9]*\) 4$$|\1|g;s|private:|public:|g;s|protected:|public:|g'

# Check if we want to show what we are doing

ifdef VERBOSE

	Q =

	E = @true

else

	Q = @

	E = @echo

endif

# Our default target

all: $(BIN_DIR)/$(TTD)

# This are 2 rules that are pointing back to STRGEN stuff.

#  There is not really a need to have them here, but in case

#  some weirdo wants to run 'make' in the 'src' dir and expects

#  the languages to be recompiled, this catches that case and

#  takes care of it nicely.

$(LANG_OBJS_DIR)/$(STRGEN):

	$(MAKE) -C $(LANG_OBJS_DIR) $(STRGEN)

$(LANG_OBJS_DIR)/table/strings.h: $(LANG_DIR)/english.txt $(LANG_OBJS_DIR)/$(STRGEN)

	$(MAKE) -C $(LANG_OBJS_DIR) table/strings.h

# Determine if we are using a modified version

ifeq ($(shell if test -d $(SRC_DIR)/.svn; then echo 1; fi), 1)

REV_MODIFIED := $(shell svnversion $(SRC_DIR) | sed -n 's/.*\(M\).*/\1/p' )

else

# Are we a git dir?

ifeq ($(shell if test -d $(SRC_DIR)/../.git; then echo 1; fi), 1)

		s#!!LDFLAGS!!#$T_LDFLAGS#g;

		s#!!BIN_DIR!!#$BIN_DIR#g;

		s#!!ROOT_DIR!!#$ROOT_DIR#g;

		s#!!MEDIA_DIR!!#$MEDIA_DIR#g;

		s#!!SOURCE_LIST!!#$SOURCE_LIST#g;

		s#!!SRC_OBJS_DIR!!#$SRC_OBJS_DIR#g;

		s#!!LANG_OBJS_DIR!!#$LANG_OBJS_DIR#g;

		s#!!SRC_DIR!!#$SRC_DIR#g;

		s#!!OSXAPP!!#$OSXAPP#g;

		s#!!LANG_DIR!!#$LANG_DIR#g;

		s#!!TTD!!#$TTD#g;

		s#!!BINARY_DIR!!#$prefix_dir/$binary_dir#g;

		s#!!DATA_DIR!!#$prefix_dir/$data_dir#g;

		s#!!DOC_DIR!!#$prefix_dir/$doc_dir#g;

		s#!!MAN_DIR!!#$prefix_dir/$man_dir#g;

		s#!!ICON_DIR!!#$prefix_dir/$icon_dir#g;

		s#!!ICON_THEME_DIR!!#$prefix_dir/$icon_theme_dir#g;

		s#!!PERSONAL_DIR!!#$personal_dir#g;

		s#!!SHARED_DIR!!#$shared_dir#g;

		s#!!INSTALL_DIR!!#$install_dir#g;

		s#!!STRGEN!!#$STRGEN#g;

		s#!!ENDIAN_CHECK!!#$ENDIAN_CHECK#g;

		s#!!ENDIAN_FORCE!!#$endian#g;

		s#!!STAGE!!#$STAGE#g;

		s#!!MAKEDEPEND!!#$makedepend#g;

		s#!!CFLAGS_MAKEDEP!!#$cflags_makedep#g;

		s#!!SORT!!#$sort#g;

		s#!!CONFIG_CACHE_COMPILER!!#config.cache.compiler#g;

		s#!!CONFIG_CACHE_LINKER!!#config.cache.linker#g;

		s#!!CONFIG_CACHE_ENDIAN!!#config.cache.endian#g;

		s#!!CONFIG_CACHE_SOURCE!!#config.cache.source#g;

		s#!!CONFIG_CACHE_VERSION!!#config.cache.version#g;

		s#!!CONFIG_CACHE_SOURCE_LIST!!#config.cache.source.list#g;

		s#!!CONFIG_CACHE_PWD!!#config.cache.pwd#g;

		s#!!LANG_SUPPRESS!!#$lang_suppress#g;

		s#!!OBJS_C!!#$OBJS_C#g;

		s#!!OBJS_CPP!!#$OBJS_CPP#g;

		s#!!OBJS_MM!!#$OBJS_MM#g;

		s#!!OBJS_RC!!#$OBJS_RC#g;

		s#!!SRCS!!#$SRCS#g;

		s#!!OS!!#$os#g;

		s#!!CONFIGURE_FILES!!#$CONFIGURE_FILES#g;

		s#!!REVISION!!#$revision#g;

		s#!!AWK!!#$awk#g;

		s#!!GCC295!!#$gcc295#g;

		s#!!DISTCC!!#$distcc#g;

	"

	if [ "$icon_theme_dir" != "" ]; then

		SRC_REPLACE="$SRC_REPLACE

			s#!!ICON_THEME_DIR!!#$prefix_dir/$icon_theme_dir#g;

		"

	else

		SRC_REPLACE="$SRC_REPLACE

			s#!!ICON_THEME_DIR!!##g;

		"

	fi

	if [ "$man_dir" != "" ]; then

		SRC_REPLACE="$SRC_REPLACE

			s#!!MAN_DIR!!#$prefix_dir/$man_dir#g;

		"

	else

		SRC_REPLACE="$SRC_REPLACE

			s#!!MAN_DIR!!##g;

		"

	fi

	if [ "$menu_dir" != "" ]; then

		SRC_REPLACE="$SRC_REPLACE

			s#!!MENU_DIR!!#$prefix_dir/$menu_dir#g;

		"

	else

		SRC_REPLACE="$SRC_REPLACE

			s#!!MENU_DIR!!##g;

		"

	fi

}

generate_menu_item() {

	MENU_REPLACE="

		s#!!TTD!!#$TTD#g;

		s#!!MENU_GROUP!!#$menu_group#g

	"

	echo "Generating menu item..."

	mkdir -p media

	< $ROOT_DIR/media/openttd.desktop.in sed "$MENU_REPLACE" > media/openttd.desktop

}

generate_main() {

	STAGE="[MAIN]"

	make_sed

	# Create the main Makefile

	echo "Generating Makefile..."

	cp $ROOT_DIR/Makefile.bundle.in Makefile.bundle

	echo "# Auto-generated file -- DO NOT EDIT" > Makefile.am

	echo >> Makefile.am

	# Make the copy of the source-list, so we don't trigger an unwanted recompile

	cp $SOURCE_LIST config.cache.source.list

	# Add the current directory, so we don't trigger an unwanted recompile

	echo "`pwd`" > config.cache.pwd

	# Make sure config.cache is OLDER then config.cache.source.list

	touch config.cache

	touch config.pwd

	if [ "$menu_dir" != "" ]; then

		generate_menu_item

	fi

}

generate_lang() {

	STAGE="[LANG]"

	make_sed

	# Create the language file

	mkdir -p $LANG_OBJS_DIR

	echo "Generating lang/Makefile..."

	echo "DIRS += $LANG_OBJS_DIR" >> Makefile.am

	echo "LANG_DIRS += $LANG_OBJS_DIR" >> Makefile.am

}

generate_src_normal() {

	STAGE=$1

	make_sed

	# Create the source file

	mkdir -p $SRC_OBJS_DIR

	echo "Generating $2/Makefile..."

	echo "DIRS += $SRC_OBJS_DIR" >> Makefile.am

	echo "SRC_DIRS += $SRC_OBJS_DIR" >> Makefile.am

}

generate_src_osx() {

	cc_host_orig="$cc_host"

	cxx_host_orig="$cxx_host"

	BASE_SRC_OBJS_DIR="$OBJS_DIR/ppc"

	cc_host="$cc_host_orig -arch ppc"

	cxx_host="$cxx_host_orig -arch ppc"

	generate_src_normal "[PowerPC]" "objs/ppc"

	BASE_SRC_OBJS_DIR="$OBJS_DIR/intel"

	cc_host="$cc_host_orig -arch i386"

	cxx_host="$cxx_host_orig -arch i386"

	generate_src_normal "[Intel]" "objs/intel"

	BASE_SRC_OBJS_DIR="$OBJS_DIR/ppc970"

	cc_host="$cc_host_orig -arch ppc970"

	cxx_host="$cxx_host_orig -arch ppc970"

	CFLAGS="$CFLAGS -mtune=970 -mcpu=970 -mpowerpc-gpopt"

	generate_src_normal "[PowerPC G5]" "objs/ppc970"

}

generate_src() {

	if [ "$os" = "OSX" ] && [ "$enable_universal" != "0" ]; then

		generate_src_osx

	else

		generate_src_normal "[SRC]" "objs"

	fi

}

showhelp() {

	echo "'configure' configures OpenTTD."

	echo ""

	echo "Usage: $0 [OPTION]... [VAR=VALUE]..."

	echo ""

	echo "To assign environment variables (e.g., CC, CFLAGS...), specify them as"

	echo "VAR=VALUE.  See below for descriptions of some of the useful variables."

	echo ""

	echo "Defaults for the options are specified in brackets."

	echo ""

	echo "Configuration:"

	echo "  -h, --help                     display this help and exit"

	echo ""

	echo "System types:"

	echo "  --build=BUILD                  configure for building on BUILD [guessed]"

	echo "  --host=HOST                    cross-compile to build programs to run"

	echo "                                 on HOST [BUILD]"

	echo "  --windres=WINDRES              the windres to use [HOST-windres]"

	echo "  --strip=STRIP                  the strip to use [HOST-strip]"

	echo "  --awk=AWK                      the awk to use in configure [awk]"

	echo "  --lipo=LIPO                    the lipo to use (OSX ONLY) [HOST-lipo]"

	echo "  --os=OS                        the OS we are compiling for [DETECT]"

	echo "                                 DETECT/UNIX/OSX/FREEBSD/OPENBSD/NETBSD/"

	echo "                                 MORPHOS/HPUX/BEOS/SUNOS/CYGWIN/MINGW/OS2/"

	echo "                                 WINCE/PSP"

	echo "  --endian=ENDIAN                set the endian of the HOST (AUTO/LE/BE)"

	echo "  --revision=rXXXX               overwrite the revision detection."

	echo "                                 Use with care!"

	echo ""

	echo "Paths:"

	echo "  --prefix-dir=dir               specifies the prefix for all installed"

	echo "                                 files [/usr/local]"

	echo "  --binary-dir=dir               location of the binary. Will be prefixed"

	echo "                                 with the prefix-dir [games]"

	echo "  --data-dir=dir                 location of data files (lang, data, gm)."

	echo "                                 Will be prefixed with the prefix-dir"

	echo "                                 [share/games/openttd]"

	echo "  --doc-dir=dir                  location of the doc files"

	echo "                                 Will be prefixed with the prefix-dir"

	echo "                                 [$doc_dir]"

	echo "  --icon-dir=dir                 location of icons. Will be prefixed"

	echo "                                 with the prefix-dir [share/pixmaps]"

	echo "  --icon-theme-dir=dir           location of icon theme."

	echo "                                 Will be prefixed with the prefix-dir"

	echo "                                 and postfixed with size-dirs [$icon_theme_dir]"

	echo "  --man-dir=dir                  location of the manual page (UNIX only)"

	echo "                                 Will be prefixed with the prefix-dir"

	echo "                                 [$man_dir]"

	echo "  --menu-dir=dir                 location of the menu item. (UNIX only, except OSX)"

	echo "                                 Will be prefixed with the prefix-dir"

	echo "                                 [share/applications]"

	echo "  --personal-dir=dir             location of the personal directory"

	echo "                                 [os-dependent default]"

	echo "  --shared-dir=dir               location of shared data files"

	echo "                                 [os-dependent default]"

	echo "  --install-dir=dir              specifies the root to install to."

	echo "                                 Useful to install into jails [/]"

	echo ""

	echo "Features and packages:"

	echo "  --enable-debug[=LVL]           enable debug-mode (LVL=[0123], 0 is release)"

	echo "  --enable-desync-debug=[LVL]    enable desync debug options (LVL=[012], 0 is none"

	echo "  --enable-profiling             enables profiling"

	echo "  --enable-dedicated             compile a dedicated server (without video)"