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# -*- Makefile -*- for Dungeon Crawl (linux)

#
# Modified for Crawl Reference by $Author$ on $Date$
#

GAME = crawl

# this file contains a list of the libraries.
# it will make a variable called OBJECTS that contains all the libraries
include makefile.obj

OBJECTS += libunix.o

CXX = g++
DELETE = rm -f
COPY = cp
OS_TYPE = UNIX

CFLAGS = -Wall -Wwrite-strings -fsigned-char \
	-Wshadow -pedantic \
            -g -D$(OS_TYPE) $(EXTRA_FLAGS)

MCHMOD = 2755

# [dshaligram] More common location than /opt/crawl/bin - this is from the
# Debian patch.
INSTALLDIR = /usr/games
LIB = -lncurses

# Include for Linux
INCLUDES = -I/usr/include/ncurses

# If you have lex and yacc, set DOYACC to y (lowercase y).
DOYACC := y

UTIL = util/

LEX  := lex
YACC := bison -y

YTABC  := levcomp.tab.c
YTABH  := levcomp.tab.h

ifeq ($(LEX),)
DOYACC :=
endif

ifeq ($(YACC),)
DOYACC :=
endif

GAME_DEPENDS := compile-levels $(OBJECTS)
SRC_PKG_BASE := stone_soup
SRC_VERSION  := $(shell egrep 'VERSION ".*"' version.h | \
			egrep -o '[0-9]\.[0-9](\.[0-9])?')
PKG_SRC_DIR  := $(SRC_PKG_BASE)-$(SRC_VERSION)-src
SRC_PKG_TAR  := $(PKG_SRC_DIR).tbz2
SRC_PKG_ZIP  := $(PKG_SRC_DIR).zip

LEVCOMP      := $(UTIL)levcomp

PKG_TIDY_LIST := $(UTIL)*.o $(LEVCOMP) *.o \
		$(UTIL)*.tab.cc $(UTIL)*.tab.h $(UTIL)*.lex.cc *.ixx
PKG_EXCLUDES  := $(PWD)/misc/src-pkg-excludes.lst

##########################################################################

all: $(GAME)

##########################################################################
# The level compiler
#
compile-levels: $(LEVCOMP) mapdefs.ixx

mapdefs.ixx:	dat/vaults.des dat/splev.des $(LEVCOMP)
		$(LEVCOMP) $@ < dat/vaults.des
		$(LEVCOMP) -a $@ < dat/splev.des

$(LEVCOMP): $(UTIL)levcomp.tab.o $(UTIL)levcomp.lex.o mapdef.o $(UTIL)levcomp.o
		$(CXX) -o $@ $^

ifeq ($(DOYACC),y)

prebuildyacc:	mapdefs.ixx $(UTIL)levcomp.tab.cc $(UTIL)levcomp.tab.h $(UTIL)levcomp.lex.cc
		cp $^ prebuilt/

$(UTIL)levcomp.tab.cc: $(UTIL)levcomp.ypp
		cd $(UTIL) && $(YACC) -d -b levcomp levcomp.ypp \
			   && mv $(YTABC) levcomp.tab.cc

$(UTIL)levcomp.lex.cc: $(UTIL)levcomp.lpp
		cd $(UTIL) && $(LEX) -olevcomp.lex.cc levcomp.lpp

else

# Pull the level-compiler stuff up from prebuilt/

$(UTIL)levcomp.tab.cc: prebuilt/levcomp.tab.cc
		cp prebuilt/*.h $(UTIL)
		cp $< $@


$(UTIL)levcomp.lex.cc: prebuilt/levcomp.lex.cc
		cp $< $@

endif

##########################################################################


##########################################################################
# The actual build targets
#

install: $(GAME)
	$(COPY) $(GAME) ${INSTALLDIR}
	chmod ${MCHMOD} ${INSTALLDIR}/$(GAME)

clean:
	$(DELETE) *.o
	$(DELETE) $(UTIL)*.o
	$(DELETE) $(LEVCOMP)
	$(DELETE) $(UTIL)*.tab.cc $(UTIL)*.tab.c $(UTIL)*.tab.h $(UTIL)*.lex.cc
	$(DELETE) *.ixx

distclean: clean
	$(DELETE) bones.*
	$(DELETE) morgue.txt
	$(DELETE) scores
	$(DELETE) $(GAME)
	$(DELETE) *.sav
	$(DELETE) core
	$(DELETE) *.0*
	$(DELETE) *.lab

$(GAME): $(GAME_DEPENDS)
	${CXX} ${LDFLAGS} $(INCLUDES) $(CFLAGS) $(OBJECTS) -o $(GAME) $(LIB)
	chmod ${MCHMOD} $(GAME)

debug: $(GAME_DEPENDS)
	${CXX} ${LDFLAGS} $(INCLUDES) $(CFLAGS) $(OBJECTS) -o $(GAME) $(LIB)

profile: $(GAME_DEPENDS)
	${CXX} -g -p ${LDFLAGS} $(INCLUDES) $(CFLAGS) $(OBJECTS) -o $(GAME) $(LIB)

# [ds] maps.cc now includes mapdefs.ixx, so add a dependency.
maps.o: mapdefs.ixx

.cc.o:
	${CXX} ${CFLAGS} -c $< ${INCLUDE}

# [ds] Note we don't use the standard CFLAGS here; that's intentional, most
# flex/bison combos I've tried don't produce code that passes the warnings
# test.
$(UTIL)%.o: $(UTIL)%.cc
	$(CXX) -I$(UTIL) -I. -o $@ -c $<

.h.cc:
	touch $@

#############################################################################
# Packaging a source tarball for release
#

# To package, you *must* have lex and yacc to generate the intermediates.
ifeq ($(DOYACC),y)
package-source: distclean prebuildyacc pkgtidy removeold vlink pkgtarbz2 pkgzip

pkgtidy:
	$(DELETE) $(PKG_TIDY_LIST)

removeold:
	if [ -f ../../$(SRC_PKG_TAR) ]; then $(DELETE) ../../$(SRC_PKG_TAR); fi
	if [ -f ../../$(SRC_PKG_ZIP) ]; then $(DELETE) ../../$(SRC_PKG_ZIP); fi

# [ds] Existing directory names could produce a bad package!
vlink:
	cd .. && WHERE=$$PWD && cd .. && \
		( [ -e $(PKG_SRC_DIR) ] || ln -sf $$WHERE $(PKG_SRC_DIR) )

pkgtarbz2:
	cd ../.. && tar -ch --bzip2 -f $(SRC_PKG_TAR) \
		-X $(PKG_EXCLUDES) $(PKG_SRC_DIR)

pkgzip:
	cd ../.. && zip -rq $(SRC_PKG_ZIP) $(PKG_SRC_DIR) \
		-x@$(PKG_EXCLUDES)

endif