# This is a basic makefile that uses a flat directory structure. It could be
# expanded to support multiple subdirectories and/or libraries
#
# Compilers to use
CC=gcc
CPP=g++
AR=ar
RANLIB=ranlib
ECHOEN=echo -en
OIDL2=/opt/gnome/bin/orbit-idl-2
LEX=flex

# Flags for the compilers
#
# Think about those as additionals :
# -fvtable-gc
# -ffunction-sections
# -Wl,--gc-sections
# -frepo
# 
CFLAGS= -pipe -Wall -g -O3 -ffast-math
CPPFLAGS= -pipe -g -Wall
#-O3 -march=pentium4 -mcpu=pentium4 -mfpmath=sse,387 -ffast-math -O3 
#-march=pentium4 -mcpu=pentium4
# -fstack-check -fmudflap
#-fmudflapth -fmudflapir
#-ansi -pedantic
#-W
#CPPFLAGS= -pipe -Wall -g -ffast-math -O3 -march=pentium4 -mcpu=pentium4
#-mtune=pentium4



# // How can we do this better ?
ifneq ($(MAKECMDGOALS),steril)
ifneq ($(MAKECMDGOALS),mrproper)
ifneq ($(MAKECMDGOALS),clean)
ifneq ($(MAKECMDGOALS),distclean)
ifneq ($(MAKECMDGOALS),dist)
ifneq ($(MAKECMDGOALS),link)
ifneq ($(MAKECMDGOALS),links)
ifneq ($(NO_DEP_NEEDED),yes)

# include dependencies files if it exists
-include .depend
endif
endif
endif
endif
endif
endif
endif
endif

# include generated configuration
-include $(TOPDIR)/makefile.conf

# Flags for the linker
CPPLDFLAGS=$(LIBLIBS) $(LIBFLAGS)

# Those need the stuff from makefile.conf
BINDIR=$(PREFIX)/bin/
SHAREDIR=$(PREFIX)/share/
DOCDIR=$(SHAREDIR)/doc/packages/$(DISTDIR)
LIBDIR=$(PREFIX)/lib/
INCDIR=$(PREFIX)/include/
LIB=$(LIBNAME).$(DYN_SUFFIX).$(LIBVERSION)
STATLIB=$(LIBNAME).a

# Where do we search for libfiles ?
LIBINCLUDE=-L$(LIBDIR) -L$(LIBSEARCH)
# Where do we search for include files ?
INCLUDE=-I . -I $(PREFIX)/include/ $(INCLUDES) -I ./idl
DEPFLAG=-MM $(INCLUDE) -I ./include

# For displaying purposes
#ESC=`echo -en "\033"`
ESC=`$(ECHOEN) "\033"`
RED="$(ESC)[1;31m"
GRN="$(ESC)[1;32m"
YEL="$(ESC)[1;33m"
BLU="$(ESC)[1;34m"
VIO="$(ESC)[1;35m"
TUK="$(ESC)[1;36m"
WHT="$(ESC)[1;37m"
NOR="$(ESC)[m"

STERILFILES?=nix
STERILDIR?=nix
EXTRACLEANFILES?=nix

SUBDIR=$(notdir $(PWD))
SUBLIBFILES=$(LIBFILES_$(SUBDIR))
SUBLIBNAME=lib-$(SUBDIR).a
SUBLIBFILES=$(foreach subdir,$(SRCDIRS), $(foreach file,$(LIBFILES_$(notdir $(subdir))),$(subdir)/$(file)))
SUBLIBBASE=$(basename $(wildcard $(SUBLIBFILES)))

SUBLIBFILES=$(foreach subdir,$(SRCDIRS), $(foreach file,$(LIBFILES_$(notdir $(subdir))),$(subdir)/$(file)))
#SUBLIBCPPS=$(addsuffix .cpp, $(SUBLIBBASE))
SRCFILES=$(foreach subdir,$(SRCDIRS), $(wildcard $(subdir)/*.cpp))
SUBLIBS=$(foreach subdir,$(SRCDIRS),$(subdir)/lib-$(notdir $(subdir)).a)

$(TOPDIR)/makefile.conf: 
	@echo $(RED)You need to run $(TOPDIR)/configure before starting compilation$(NOR)
	@exit 1

ifeq ($(ROOTDIR),true)
lib libs: $(TOPDIR)/lib/$(LIB) $(TOPDIR)/lib/$(STATLIB)

$(TOPDIR)/lib/$(LIB): $(SUBLIBFILES)
	@echo $(BLU)[LD]$(NOR) $(LIB)
	@$(CPP) $(LIBINCLUDE) $(CPPLDFLAGS)$(LIB) $(SUBLIBFILES) -o $(TOPDIR)/lib/$(LIB)

$(TOPDIR)/lib/$(STATLIB): $(SUBLIBFILES)
	@echo $(BLU)[AR]$(NOR) $(STATLIB)
	@$(AR) r $(TOPDIR)/lib/$(STATLIB) $(SUBLIBFILES)
	@$(RANLIB) $(TOPDIR)/lib/$(STATLIB)

trans:
	@make -C $(TRANSDIR) trans
merge:
	@make -C $(TRANSDIR) merge

extract:
	@echo $(YEL)[XGETTEXT]$(NOR) $(SRCFILES)
	@xgettext --omit-header -C -n -ktrans include/*.h $(SRCFILES) -j -o $(TRANSDIR)/$(TRANSTEMPLATE)
endif

$(LIBDIR):
	@echo $(BLU)[MKDIR]$(NOR) $@
	@mkdir -p $@

$(INCDIR):
	@echo $(BLU)[MKDIR]$(NOR) $@
	@mkdir -p $@


clean:
	@echo $(VIO)[CLEAN]$(NOR) $(PWD)
	@for dir in $(SRCDIRS); do \
	    (rm -f *.o .depend* $$dir/*.moc.cpp $$dir/*.o $$dir/.depend* $$dir/$(EXTRACLEANFILES)) \
	done

distclean: steril
	@echo $(VIO)[DISTCLEAN]$(NOR) $(PWD)
	@rm -f *.tar.bz2 
	@rm -f *.tar
	@rm -f *.tar.rk

mrproper steril: clean
	@echo $(VIO)[STERIL]$(NOR) $(PWD)
	@rm -rf $(STERILDIRS)
	@rm -f $(STERILFILES)
	@for dir in $(SRCDIRS); do \
	    (rm -f *.a *.s $$dir/*.a $$dir/*.s *.log *.tag) \
	done

.PHONY: doku docs doc
doku docs doc:
	@rm -f doxygen.log
	@echo $(BLU)[DOXYGEN]$(NOR) doxygen.conf \> doxygen.log 
	@$(DOXYGEN) doxygen.conf &> doxygen.log

# Generic targets for .o files
%.o:%.cpp
	@echo $(TUK)[CPP]$(NOR) $*.o
	@$(CPP) $(CPPFLAGS) $(INCLUDE) -c $*.cpp -o $*.o

%.o:%.cc
	@echo $(TUK)[CPP]$(NOR) $*.o
	@$(CPP) $(CPPFLAGS) $(INCLUDE) -c $*.cc -o $*.o

%.s:%.cpp
	@echo $(RED)[CPP -S]$(NOR) $*.s
	@$(CPP) $(CPPFLAGS) -S $(INCLUDE) -c $*.cpp -o $*.s

%.s:%.c
	@echo $(RED)[CC -S]$(NOR) $*.s
	@$(CC) $(CFLAGS) -S $(INCLUDE) -c $*.c -o $*.s

%.o:%.c
	@echo $(YEL)[CC]$(NOR) $*.o
	@$(CC) $(CFLAGS) $(INCLUDE) -c $*.c  -o $*.o

%.pp:%.cpp
	@echo $(RED)[CC]$(NOR) $*.o
	@$(CPP) $(CPPFLAGS) $(INCLUDE) -E -dD -c $*.cpp  -o $*.pp

%.cc:%.lex
	$(LEX) -f -o$*.cc $*.lex

%.tab.h:%.y
	$(YACC) -d $*.y

.SECONDARY:$(wildcard */*.moc.cpp)

define MOC_TEMPLATE
$(1)/%.moc.cpp:include/%.h
	@echo $$(TUK)[MOC]$$(NOR) $$^
	@$$(MOC) $$^ > $$@
endef

$(foreach dir,$(SRCDIRS), $(eval $(call MOC_TEMPLATE,$(dir))))
ifneq ($(ROOTDIR),true)

sublib: $(SUBLIBFILES)
	@echo $(BLU)[AR]$(NOR) $(SUBLIBNAME)
	@$(AR) r $(SUBLIBNAME) $(SUBLIBFILES)
	@$(AR) s $(SUBLIBNAME)

dep depend .depend:
	@echo $(TUK)[CPP -M]$(NOR) \*.cpp
	@test `(ls -1 *.cpp 2>/dev/null | head -1)` && $(CPP) $(DEPFLAG) *.cpp > .depend 2> .depend.err || touch .depend
	@echo $(YEL)[CC -M]$(NOR) \*.c
	@test `(ls -1 *.c 2>/dev/null | head -1)` && $(CC) $(DEPFLAG) *.c >> .depend 2>> .depend.err || touch .depend
	@echo -n $(RED)[CHECK]$(NOR) .depend.err" "
	@(test -s .depend.err && echo [$(RED)ERROR$(NOR)]) || echo [$(GRN)OK$(NOR)]
else
depend dep .depend:
	@echo $(VIO)[MAKE]$(NOR) $(SRCDIR)
	@for dir in $(SRCDIRS); do \
	    (cd $$dir; $(MAKE) depend) \
	done
	@rm -f .depend .depend.err
	@for dir in $(SRCDIRS); do \
	    (echo $(TUK)[CPP -M]$(NOR) $$dir/\*.cpp; \
	    test `(ls -1 $$dir/*.cpp 2>/dev/null | head -1)` && $(CPP) $(DEPFLAG) $$dir/*.cpp 2>> .depend.err | sed -e "s|^[a-zA-Z0-9].*\.o|$$dir/&|" >> .depend || touch .depend; \
	    echo $(YEL)[CC -M]$(NOR) $$dir/\*.c; \
	    test `(ls -1 $$dir/*.c 2>/dev/null | head -1)` && $(CC) $(DEPFLAG) $$dir/*.c      2>> .depend.err | sed -e "s|^[a-zA-Z0-9].*\.o|$$dir/&|" >> .depend || touch .depend; \
	    echo -n $(RED)[CHECK]$(NOR) .depend.err" "; \
	    (test -s .depend.err && echo [$(RED)ERROR$(NOR)]) || echo [$(GRN)OK$(NOR)] ) \
	done
endif

.PHONY: help lib libs $(DISTDIR)
help:
	@echo 
	@echo $(WHT)Help for iwear $(DISTNAME)$(NOR)
	@echo 
	@echo Possible Targets \($(GRN)green$(NOR) is default target\)
	@echo 
	@echo -e $(GRN)lib$(NOR) "\t" Create ./lib/$(LIBNAME).so
	@echo -e $(TUK)test$(NOR) "\t" Create test program\(s\) in $(SRCDIR)
	@echo -e $(TUK)help$(NOR) "\t" Display this help screen
	@echo -e $(TUK)depend$(NOR) "\t" Generate dependencies 
	@echo -e $(TUK)clean$(NOR) "\t" Remove compiler generated files 
	@echo -e $(TUK)steril$(NOR) "\t" Remove all generated files too
	@echo -e $(RED)link$(NOR) "\t" Create links necessary for linking
	@echo -e $(RED)dist$(NOR) "\t" Create links necessary for linking
	@echo

$(DISTDIR): distclean
	@echo $(BLU)[MKDIR]$(NOR) $(DISTDIR)
	@mkdir -p .$(DISTDIR)	
	@cp -r * .$(DISTDIR)
	@mv .$(DISTDIR) $(DISTDIR)

tar dist: $(DISTDIR)
	@echo $(BLU)[TAR]$(NOR) $(DISTDIR)-$(LIBVERSION).tar.bz2
	@tar cjf $(DISTDIR)-$(LIBVERSION).tar.bz2 $(DISTDIR) 
	@rm -rf $(DISTDIR)

rk rkdist: distclean
	@echo $(BLU)[TAR]$(NOR) $(DISTDIR)-$(LIBVERSION).tar
	@tar cf $(DISTDIR)-$(LIBVERSION).tar $(DISTDIR) 
	@echo $(BLU)[RK]$(NOR) $(DISTDIR)-$(LIBVERSION).tar.rk
	@rk -mx $(DISTDIR)-$(LIBVERSION).tar.rk $(DISTDIR)-$(LIBVERSION).tar
	@rm -f $(DISTDIR)-$(LIBVERSION).tar
	@rm -rf $(DISTDIR)

iwear/iwear.h:
	@echo $(YEL)Cannot find iwear/iwear.h did you forgot to $(RED)make link$(YEL) in iwear/$(SRCDIR) ?$(NOR)
	@exit 1

count cnt:
	@echo $(GRN)[WC]$(NOR) *.cpp *.h
	@find | egrep ".cpp$$|.h$$" | xargs wc

scount scnt:
	@echo $(GRN)[SLOCCOUNT]$(NOR) *.cpp *.h
	@sloccount --addlangall .

SRCHOME=$(PWD)

#XXX Need to check if DISTNAME==* ??
ifdef DISTNAME
ifdef LIBNAME
.PHONY: lnk links link rechts install
rechts lnk links link: $(LIBDIR) $(INCDIR)
	@echo $(GRN)[LN -s]$(NOR) $(LIB)
	@cd $(LIBDIR); rm -f $(LIBNAME)*
	@cd $(LIBDIR) ;ln -sf $(SRCHOME)/lib/$(LIB)
	@cd $(LIBDIR) ;ln -sf $(LIB) $(LIBNAME).$(DYN_SUFFIX)
	@echo $(GRN)[LN -s]$(NOR) $(LIBNAME).a
	@cd $(LIBDIR) ;ln -sf $(SRCHOME)/lib/$(STATLIB) $(LIBNAME).a
	@echo $(GRN)[LN -s]$(NOR) $(DISTNAME)
	@cd $(INCDIR); rm -rf $(DISTNAME)
	@cd $(INCDIR); ln -sf $(SRCHOME)/include/ $(DISTNAME)
	@mkdir -p $(SHAREDIR)/locale/de_DE/LC_MESSAGES/
	@mkdir -p $(SHAREDIR)/locale/ru_RU/LC_MESSAGES/
	@mkdir -p $(SHAREDIR)/locale/zh_CN/LC_MESSAGES/
	@mkdir -p $(SHAREDIR)/locale/fr_FR/LC_MESSAGES/
	@cd $(SHAREDIR)/locale/de_DE/LC_MESSAGES/; ln -sf $(SRCHOME)/share/locale/de_DE/LC_MESSAGES/*.mo .
	@cd $(SHAREDIR)/locale/ru_RU/LC_MESSAGES/; ln -sf $(SRCHOME)/share/locale/ru_RU/LC_MESSAGES/*.mo .
	@cd $(SHAREDIR)/locale/zh_CN/LC_MESSAGES/; ln -sf $(SRCHOME)/share/locale/zh_CN/LC_MESSAGES/*.mo .
	@cd $(SHAREDIR)/locale/fr_FR/LC_MESSAGES/; ln -sf $(SRCHOME)/share/locale/fr_FR/LC_MESSAGES/*.mo .

install: lib
	@echo $(YEL)Removing old files and versions$(NOR)
	@cd $(LIBDIR); rm -f $(LIBNAME)*
	@cd $(INCDIR); rm -rf $(DISTNAME)
	@echo $(YEL)[CP]$(NOR) $(LIB)
	@cp $(TOPDIR)/lib/$(LIB) $(LIBDIR)
	@echo $(YEL)[CP]$(NOR) $(STATLIB)
	@cp $(TOPDIR)/lib/$(STATLIB) $(LIBDIR)
	@echo $(GRN)[LN -s]$(NOR) $(LIBNAME).$(DYN_SUFFIX)
	@cd $(LIBDIR); ln -s $(LIB) $(LIBNAME).$(DYN_SUFFIX)
	@mkdir -p $(INCDIR)/$(DISTNAME)/
	@cp include/*.h* $(INCDIR)/$(DISTNAME)/

doc-install:
	@echo $(YEL)Removing old files and versions$(NOR)
	@mkdir -p $(DOCDIR)
	@cd $(DOCDIR); cd ..; rm -rf $(DISTDIR)
	@echo $(YEL)[CP]$(NOR) doc
	@cd doc;cp -r html $(DOCDIR)/
	@cp COPYING $(DOCDIR)

update:	
	cvs update -dP
	$(MAKE) steril
	./configure
	$(MAKE) -C . dep
	$(MAKE) -C . lnk
	$(MAKE) -C . lib
	
endif
endif