# Makefile

MODULE=helloworld
TYPEMAP=/usr/local/lib/perl5/5.8.7/ExtUtils/typemap
XSUBPP=/usr/local/lib/perl5/5.8.7/ExtUtils/xsubpp
PERLCORE=/usr/local/lib/perl5/5.8.7/i686-linux/CORE
CC=gcc

.PHONY: init clean

all :             init libhelloworld.so
                  
init :            
                  perl -e "use Devel::PPPort; use ExtUtils::Constant qw (WriteConstants); \
                  Devel::PPPort::WriteFile(); WriteConstants(NAME => '$(MODULE)')"

libhelloworld.so : helloworld.o
                  $(CC) -shared helloworld.o -o $@
                  
helloworld.c :    helloworld.xs
                  perl $(XSUBPP) -typemap $(TYPEMAP) helloworld.xs >$@

helloworld.o :    helloworld.c
                  $(CC) -Wall -fPIC -I$(PERLCORE) -I. -c helloworld.c -Wl,-rpath,. -o $@

clean :           
                  rm -f helloworld.o helloworld.c const-c.inc const-xs.inc ppport.h 

clean-all :       clean
                  rm -f libhelloworld.so