# Emacs please make this -*- mode: makefile; tab-width: 8 -*-
#
# Makefile.win for Rcpp
#
# Copyright (C) 2008 - 2009 Dirk Eddelbuettel <edd@debian.org>
#
# Contributions from an older Makefile.win are
# (C) Dominick Samperi and Uwe Ligges and gratefully acknowledged

## ask R about compiler flags and libraries
#RCPPFLAGS = 	`${R_HOME}/bin/R CMD config --cppflags`
#RLDFLAGS := 	`${R_HOME}/bin/R CMD config --ldflags`

# or just set it directly
#RCPPFLAGS =	-I$(R_HOME)/include -I.
RLDFLAGS =	-L$(R_HOME)/bin -lR

# or just copy defaults (cf $R_HOME/etc/Makeconf)
#RCPPFLAGS = $(ALL_CXXFLAGS)
#RLDFLAGS = $(LIBR) $(LIBM)

## and pass this on to the implicit build rules
PKG_CPPFLAGS +=	-I.
PKG_LIBS +=	-s $(RLDFLAGS)

## all sources and objects
SOURCES =	$(wildcard *.cpp)
OBJECTS =	$(SOURCES:.cpp=.o)

## the 'user' library contains all source apart from RcppExample.o and is what
## users need for their projects -- RcppExample is used by the package library
## we place it inside the inst/ directory so that it gets installed by the package
USEROBJ	=	$(filter-out RcppExample.o,$(OBJECTS))
USERDIR	= 	../inst/lib
USERLIB	= 	$(USERDIR)/libRcpp.a

## to filter out -Wall which generated a ton with older compilers
newCXXFLAGS := 	$(filter-out -Wall,$(CXXFLAGS))
CXXFLAGS := 	$(newCXXFLAGS)

## the 'package' library contains both Rcpp.{cpp,h} and the RcppExample used to demonstrate the package
## it is loaded via library(Rcpp) but is not used for compiling / linking against
PKGLIB = 	Rcpp.dll
PKGOBJ = 	$(OBJECTS)

RM = 		rm -f

.PHONY: 	all clean

all: 		$(USERLIB) $(PKGLIB)

clean:
		${RM} $(PKGOBJ) $(PKGLIB)

$(PKGLIB): 	$(PKGOBJ)
		$(CXX) -shared -o $(PKGLIB) $(PKGOBJ) $(PKG_LIBS)

$(USERLIB):	$(USEROBJ)
		-mkdir -p $(USERDIR) 2>/dev/null
		ar r $(USERLIB) $(USEROBJ)
		ranlib $(USERLIB)
		cp -vax Rcp*.h $(USERDIR)