#-include MIDAS-env.mk --- split the environment setup in a seperate file?

# initialized flags

#CC = icc
#FC = ifort
#LD = ld
CFLAGS   = -g -O3 -Wall -Wuninitialized -DINCLUDE_FTPLIB

###########################################################################
## Environments setup for building MIDAS/PSI

## Prefix
ifndef PREFIX
PREFIX = /usr/local
endif

# User defined flags for compiler
USERFLAGS     =

# Do you need to compile the shared library? If so, set "1" here.
NEED_SHLIB    =

# If RPATH needed ...
NEED_RPATH    =

# If static ROOT libaries needed ...
NEED_LIBROOTA =

# If strlcpy.o needed ...
NEED_STRLCPY  = 1

# If zlib needed ...
NEED_ZLIB     = 1

# MIDAS max event size
MIDAS_MAX_EVENT_SIZE =

# OS specific programs included
SPECIFIC_OS_PRG      =

# ..? Why it is needed?
MIDAS_PREF_FLAGS     =

# Build examples or not? If so, set "1" here ...
EXAMPLES_NEED = 1

## installer
INSTALL  = $(shell which install)

# **** CAUTION ****
# **** On MacOS Tiger, "/usr/bin/install" doesn't accept "-D" option!
# **** NEED to be fixed ...
ifndef INSTALL
INSTALL  = ./install.sh
else
INS_OPTS = -v -D
endif

# MXML dir
ifndef MXML_DIR
MXML_DIR = ../mxml
endif

# MySQL
# **** CAUTION ****
# **** On MacOS Tiger (10.4.11), the "MYSQL_CONFIG" will be always defined because
# **** "which" will always return something whether it finds the exec or not!
# **** NEED to be fixed!
MYSQL_CONFIG := $(shell which mysql_config 2> /dev/null)

ifdef MYSQL_CONFIG
MYSQLINCDIR := $(shell mysql_config --cflags | sed -e 's,^.*-I\([^ ]*\).*$$,\1,' -e s/\'//g)
NEED_MYSQL  := $(shell if test -e $(MYSQLINCDIR)/mysql.h ; then echo 1; fi)
endif

###########################################################################
## Check OS Type for OS-specified flags

# *** CAUTION *** Does "tr" exist on all POSIX platform?
OSTYPE = $(shell uname | tr '[A-Z]' '[a-z]')

ifeq ($(OSTYPE), linux)
# > 2GB file support
CFLAGS  += -D_LARGEFILE64_SOURCE
CFLAGS  += -DOS_LINUX -fPIC -Wno-unused-function
LDFLAGS += -lutil -lpthread
NEED_ZLIB        = 1
SPECIFIC_OS_PRG += mlxspeaker dio
endif

ifeq ($(OSTYPE), osf1)
CFLAGS  += -DOS_OSF1
FFLAGS  += -nofor_main -D 40000000 -T 20000000
LDFLAGS += -lc -lbsd
endif

ifeq ($(OSTYPE), ultrix)
CFLAGS  += -DOS_ULTRIX -DNO_PTY
endif

ifeq ($(OSTYPE), freebsd)
CFLAGS  += -DOS_FREEBSD
LDFLAGS += -lbsd -lcompat
endif

ifeq ($(OSTYPE), darwin)
CFLAGS  += -DOS_LINUX -DOS_DARWIN -DHAVE_STRLCPY -fPIC -Wno-unused-function
LDFLAGS += -lpthread
NEED_RANLIB      = 1
SPECIFIC_OS_PRG += mlxspeaker
endif

ifeq ($(OSTYPE), cygwin_nt-5.1)
OSTYPE = cygwin
endif

ifeq ($(OSTYPE), cygwin)
CFLAGS  += -DOS_LINUX -DOS_CYGWIN -Wno-unused-function
LDFLAGS += -lutil -lpthread
endif

ifeq ($(OSTYPE), solaris)
CFLAGS  += -DOS_SOLARIS
LDFLAGS += -lsocket -lnsl
endif

###########################################################################
## Processing environment for building flags

CFLAGS += $(MIDAS_PREF_FLAGS) $(USERFLAGS)

ifdef MIDAS_MAX_EVENT_SIZE
CFLAGS   += -DMAX_EVENT_SIZE=$(MIDAS_MAX_EVENT_SIZE)
endif # MIDAS_MAX_EVENT_SIZE

ifdef NEED_MYSQL
CFLAGS     += -DHAVE_MYSQL $(shell $(MYSQL_CONFIG) --include)
LDFLAGS    += $(shell $(MYSQL_CONFIG) --libs)
NEED_ZLIB   = 1
endif # NEED_MYSQL

ifdef ROOTSYS
ROOTLIBS   := $(shell $(ROOTSYS)/bin/root-config --libs)
ROOTCFLAGS := $(shell $(ROOTSYS)/bin/root-config --cflags)

ifdef NEED_RPATH
ROOTLIBS   += -Wl,-rpath,$(ROOTSYS)/lib
endif

ifdef NEED_LIBROOTA
ROOTLIBS   := $(ROOTSYS)/lib/libRoot.a -lssl -ldl -lcrypt
endif

CFLAGS     += $(ROOTCFLAGS)
endif # ROOTSYS

ifdef NEED_ZLIB
CFLAGS     += -DHAVE_ZLIB
LDFLAGS    += -lz
endif # ZLIB

###########################################################################
## Processing building targets

## Directories needed
INC_DIR = include
SRC_DIR = src
UTL_DIR = utils
DRV_DIR = drivers
EXM_DIR = examples

## Driectories which will be created
OS_DIR  = $(OSTYPE)
LIB_DIR = $(OS_DIR)/lib
BIN_DIR = $(OS_DIR)/bin
DIRS    = $(OS_DIR) $(LIB_DIR) $(BIN_DIR)

CFLAGS += -I$(INC_DIR) -I$(DRV_DIR) -I$(MXML_DIR)

## Directories for install
INSTDIR_BIN = $(PREFIX)/bin
INSTDIR_INC = $(PREFIX)/include
INSTDIR_LIB = $(PREFIX)/lib
INSTDIR_DRV = $(PREFIX)/driver

## Utilities
UTILS = mserver mhttpd mlogger odbedit mtape  mhist    \
	mstat   mcnaf  mdump   mhdump  mchart odbhist  \
	melog   webpaw lazylogger   stripchart.tcl  \
	$(SPECIFIC_OS_PRG)

# Utilities need to change SUID mode
UTILS_SUID_NEED = dio mhttpd webpaw
UTILS_SUID = $(UTILS_SUID_NEED:%=$(BIN_DIR)/%)

## Analyzer objects
ANALYZER  = $(LIB_DIR)/mana.o

ifdef CERNLIB
ANALYZER += $(LIB_DIR)/hmana.o
endif
ifdef ROOTSYS
ANALYZER += $(LIB_DIR)/rmana.o
endif

## Objects for building $(LIBMIDAS_A) and $(LIBMIDAS_SO)
OBJS4LIB_ALL = midas.o system.o mrpc.o odb.o ybos.o ftplib.o history.o alarm.o elog.o
OBJS4LIB_A   = $(OBJS4LIB_ALL:%=$(LIB_DIR)/%) $(LIB_DIR)/cnaf_callback.o
OBJS4LIB_SO  = $(OBJS4LIB_ALL:%=$(LIB_DIR)/%)

## MXML OBJS
MXML_OBJS_NEED  = mxml.o
ifdef NEED_STRLCPY
MXML_OBJS_NEED += strlcpy.o
endif

MXML_OBJS = $(MXML_OBJS_NEED:%=$(LIB_DIR)/%)

## Objects for install
OBJS_INS_NEED = mfe.o fal.o
OBJS_INS = $(OBJS_INS_NEED:%=$(LIB_DIR)/%)

## library
LIBMIDAS_A  = $(LIB_DIR)/libmidas.a

ifdef NEED_SHLIB
LIBMIDAS_SO = $(LIB_DIR)/libmidas.so

CFLAGS     += -shared -fPIC
LDFLAGS    += -shared
# if need to link utilities dynamically with libmidas.so, add this flag...
LDFLAGS_SH += -shared -L$(LIB_DIR) -lmidas
endif # NEED_SHLIB

## Examples
EXAMPLES = consume produce rpc_test msgdump minirc odb_test #minife - failed building!

## All executables
EXECS  = $(UTILS:%=$(BIN_DIR)/%)
ifdef EXAMPLES_NEED
EXECS += $(EXAMPLES:%/$(BIN_DIR)/%)
endif

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

CXXFLAGS  = $(CFLAGS)

ifdef ROOTSYS
CXXFLAGS += -DHAVE_ROOT
endif

all: check-mxml $(DIRS) $(LIBMIDAS_A) $(LIBMIDAS_SO) \
     $(ANALYZER) $(OBJS_INS) $(EXECS)

.PHONY: clean

examples: $(LIBMIDAS_A) $(EXAMPLES:%=$(BIN_DIR)/%)

## Static
static:
	@rm -f $(EXECS)
	@$(MAKE) USERFLAGS=-static

## Install
install: install-utils install-includes install-libs \
	 install-drivers install-src install-examples
	@echo "..."
	@echo "... Happy working with MIDAS! "
	@echo "..."

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

$(DIRS):
	@echo "Making directory $@ ..."
	@mkdir -p $@

## Libraries
$(LIBMIDAS_A): $(OBJS4LIB_A) $(MXML_OBJS)
	@rm -f $@
	@echo "Creating $@ ..."
	@ar -crv $@ $^
ifdef NEED_RANLIB
	@ranlib $@
endif

$(LIBMIDAS_SO): $(OBJS4LIB_SO) $(MXML_OBJS)
	@rm -f $@
	@echo "Creating $@ ..."
	@$(CC) $(LDFLAGS) -o $@ $^

## MXML-check
check-mxml:
ifdef NEED_STRLCPY
	@if test ! -e $(MXML_DIR)/strlcpy.h ; then \
		echo "Please download mxml from: " ; \
		echo "http://midas.psi.ch/htmldoc/quickstart.html" ;\
		exit 1; \
	fi
endif
	@if test ! -e $(MXML_DIR)/mxml.h ; then \
		echo "Please download mxml from: " ; \
		echo "http://midas.psi.ch/htmldoc/quickstart.html" ;\
		exit 1; \
	fi

## Cleaning
clean:
	@echo "Cleanup ..."
	@rm -f $(LIB_DIR)/*.o $(LIBMIDAS_A) $(LIBMIDAS_SO) *~ \#*

mrproper: clean
	@rm -rf $(OS_DIR)
	@rm -rf vxworks/68kobj vxworks/ppcobj

## Installs ...
install-utils: $(UTILS:%=$(BIN_DIR)/%)
	@echo "... "
	@echo "... Installing utilities to $(INSTDIR_BIN)"
	@echo "... "
	@for file in $(notdir $^) ; do \
		$(INSTALL) $(INS_OPTS) $(BIN_DIR)/$$file $(INSTDIR_BIN)/$$file ; \
	done
	@for file in $(UTILS_SUID) ; do \
		if test -f $(INSTDIR_BIN)/$$file ; then chmod +s $(INSTDIR_BIN)/$$file ; fi ; \
	done
	@chmod +x $(INSTDIR_BIN)/stripchart.tcl
	@ln   -fs $(INSTDIR_BIN)/stripchart.tcl $(INSTDIR_BIN)/stripchart

install-includes: $(wildcard $(INC_DIR)/*.h)
	@echo "... "
	@echo "... Installing includes to $(INSTDIR_INC)"
	@echo "... "
	@for file in $(ntodir $^) ; do \
		$(INSTALL) $(INS_OPTS) $(INC_DIR)/$$file $(INSTDIR_INC)/$$file ; \
	done

install-libs: $(LIBMIDAS_A) $(LIBMIDAS_SO) $(OBJS_INS) $(ANALYZER)
	@echo "... "
	@echo "... Installing libraries and objects to $(INSTDIR_LIB)"
	@echo "... "
	@for file in $(ntodir $^) ; do \
		$(INSTALL) $(INS_OPTS) $(LIB_DIR)/$$file $(INSTDIR_LIB)/$$file ; \
	done

install-drivers:
	@echo "... "
	@echo "... Installing drivers to $(PREFIX)"
	@echo "... "
	@for file in `find $(DRV_DIR) -type f | grep -v .svn` ; do \
		$(INSTALL) $(INS_OPTS) $$file $(PREFIX)/$$file ; \
	done

install-examples:
	@echo "... "
	@echo "... Installing examples to $(PREFIX)"
	@echo "... "
	@for file in `find $(EXM_DIR) -type f | grep -v .svn` ; do \
		$(INSTALL) $(INS_OPTS) $$file $(PREFIX)/$$file ; \
	done
	@for file in $(EXAMPLES) ; do \
		$(INSTALL) $(INS_OPTS) $(BIN_DIR)/$$file $(INSTDIR_BIN)/$$file ; \
	done

install-src:
	@echo "... "
	@echo "... Installing sources to $(PREFIX)"
	@echo "... "
	@for file in `find $(SRC_DIR) -type f | grep -v .svn` ; do \
		$(INSTALL) $(INS_OPTS) $$file $(PREFIX)/$$file ; \
	done

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

## Objects
VPATH  = $(SRC_DIR):$(MXML_DIR):$(UTL_DIR):$(INC_DIR):$(DRV_DIR)/camac

$(LIB_DIR)/%.o: %.c
	$(CC) $(CFLAGS) -c -o $@ $<
$(LIB_DIR)/%.o: %.cxx
	$(CXX) $(CXXFLAGS) -c -o $@ $<
$(LIB_DIR)/%.o: %.cpp
	$(CXX) $(CXXFLAGS) -c -o $@ $<

$(LIB_DIR)/midas.o:  msystem.h midas.h midasinc.h mrpc.h
$(LIB_DIR)/system.o: msystem.h midas.h midasinc.h mrpc.h
$(LIB_DIR)/mrpc.o:   msystem.h midas.h mrpc.h
$(LIB_DIR)/odb.o:    msystem.h midas.h midasinc.h mrpc.h
$(LIB_DIR)/ybos.o:   msystem.h midas.h midasinc.h mrpc.h
$(LIB_DIR)/ftplib.o: msystem.h midas.h midasinc.h
$(LIB_DIR)/mxml.o:   msystem.h midas.h midasinc.h mxml.h

## Frontend and backend framework
$(LIB_DIR)/fal.o:   $(SRC_DIR)/fal.c msystem.h midas.h midasinc.h mrpc.h
	$(CXX) -Dextname -DMANA_LITE -c -o $@ $< $(CFLAGS)

$(LIB_DIR)/mana.o:  msystem.h midas.h midasinc.h mrpc.h

$(LIB_DIR)/hmana.o: $(SRC_DIR)/mana.c msystem.h midas.h midasinc.h mrpc.h
	$(CC) -Dextname -DHAVE_HBOOK $(CFLAGS) -c -o $@ $<

$(LIB_DIR)/rmana.o: $(SRC_DIR)/mana.c msystem.h midas.h midasinc.h mrpc.h
	$(CXX) -DUSE_ROOT $(CXXFLAGS) -c -o $@ $<

## Executables
$(BIN_DIR)/%: $(LIB_DIR)/%.o $(LIBMIDAS_A)
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)

# If you want to link executables dynamically, uncomment the following and
# repeat it respectly to other targets ...
# But from my experiences, the execs never work while using shared lib. :-(
#   --- by Exaos Lee
#$(BIN_DIR)/%: $(LIB_DIR)/%.o
#	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS) $(LDFLAGS_SH)

## Utilities
$(BIN_DIR)/mlogger: $(LIB_DIR)/mlogger.o $(LIBMIDAS_A)
	$(CXX) $(CXXFLAGS) -o $@ $^ $(LDFLAGS) $(ROOTLIBS)
$(BIN_DIR)/mhdump:  $(LIB_DIR)/mhdump.o  $(LIBMIDAS_A)
	$(CXX) $(CXXFLAGS) -o $@ $^ $(LDFLAGS) $(ROOTLIBS)

$(BIN_DIR)/mhttpd:  $(LIB_DIR)/mhttpd.o  $(LIB_DIR)/mgd.o      $(LIBMIDAS_A)
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
$(BIN_DIR)/odbedit: $(LIB_DIR)/odbedit.o $(LIB_DIR)/cmdedit.o  $(LIBMIDAS_A)
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
$(BIN_DIR)/mcnaf:   $(LIB_DIR)/mcnaf.o   $(LIB_DIR)/camacrpc.o $(LIBMIDAS_A)
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)

$(BIN_DIR)/stripchart.tcl: $(UTL_DIR)/stripchart.tcl
	@cp -f $< $@

## Examples
VPATH += $(EXM_DIR)/lowlevel:$(EXM_DIR)/basic