#
# Copyright (c) 2006-2007, XenSource Inc.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
#

MAJOR = 1.0
MINOR = 0

CFLAGS = -Iinclude                     \
         $(shell xml2-config --cflags) \
         $(shell curl-config --cflags) \
         -W -Wall -Wmissing-prototypes -Werror -std=c99 -O2 -fPIC

LDFLAGS = $(shell xml2-config --libs) \
          $(shell curl-config --libs)

# -h for Solaris
SONAME_LDFLAG ?= -soname
# -R /usr/sfw/$(LIBDIR) -shared for Solaris
SHLIB_CFLAGS ?= -shared

# ginstall for Solaris
INSTALL      = install
INSTALL_DIR  = $(INSTALL) -d -m0755 -p
INSTALL_DATA = $(INSTALL) -m0644 -p

LIBXENAPI_HDRS = $(wildcard include/*.h)
LIBXENAPI_OBJS = $(patsubst %.c, %.o, $(wildcard src/*.c))

TEST_PROGRAMS = test/test_bindings test/test_event_handling

TARBALL_DEST = libxenapi-$(MAJOR).$(MINOR)

.PHONY: all
all: $(TEST_PROGRAMS)

libxenapi.so: libxenapi.so.$(MAJOR)
	ln -sf $< $@

libxenapi.so.$(MAJOR): libxenapi.so.$(MAJOR).$(MINOR)
	ln -sf $< $@

libxenapi.so.$(MAJOR).$(MINOR): $(LIBXENAPI_OBJS)
	$(CC) $(CFLAGS) $(LDFLAGS) -Wl,$(SONAME_LDFLAG) -Wl,libxenapi.so.$(MAJOR) $(SHLIB_CFLAGS) -o $@ $^

libxenapi.a: $(LIBXENAPI_OBJS)
	$(AR) rcs libxenapi.a $^

$(TEST_PROGRAMS): test/%: test/%.o libxenapi.so
	$(CC) $(LDFLAGS) -o $@ $< -L . -lxenapi


.PHONY: install
install: all
	$(INSTALL_DIR) $(DESTDIR)$(INCLUDEDIR)/xen/api
	$(INSTALL_DIR) $(DESTDIR)$(LIBDIR)
	$(INSTALL_PROG) libxenapi.so.$(MAJOR).$(MINOR) $(DESTDIR)$(LIBDIR)
	ln -sf libxenapi.so.$(MAJOR).$(MINOR) $(DESTDIR)$(LIBDIR)/libxenapi.so.$(MAJOR)
	ln -sf libxenapi.so.$(MAJOR) $(DESTDIR)$(LIBDIR)/libxenapi.so
	$(INSTALL_DATA) libxenapi.a $(DESTDIR)$(LIBDIR)
	set -e; for i in $(LIBXENAPI_HDRS); do \
	    $(INSTALL_DATA) $$i $(DESTDIR)$(INCLUDEDIR)/xen/api; \
	done


.PHONY: tarball
tarball: $(TARBALL_DEST).tar.bz2

$(TARBALL_DEST).tar.bz2: all
	rm -Rf $(TARBALL_DEST)
	mkdir -p $(TARBALL_DEST)/include/xen/api
	mkdir -p $(TARBALL_DEST)/src
	mkdir -p $(TARBALL_DEST)/test
	cp COPYING $(TARBALL_DEST)
	cp Makefile.dist $(TARBALL_DEST)/Makefile
	cp Makefile.dist $(TARBALL_DEST)/Makefile.dist
	cp README $(TARBALL_DEST)
	cp include/*.h $(TARBALL_DEST)/include
	cp include/xen/api/*.h $(TARBALL_DEST)/include/xen/api
	cp src/*.c $(TARBALL_DEST)/src
	cp test/*.c $(TARBALL_DEST)/test
	fakeroot chown root:root -R $(TARBALL_DEST)
	fakeroot tar cjf $(TARBALL_DEST).tar.bz2 $(TARBALL_DEST)


.PHONY: clean
clean:
	rm -f `find -name *.o`
	rm -f libxenapi.so*
	rm -f libxenapi.a
	rm -f $(TEST_PROGRAMS)


.PHONY: uberheader
uberheader: include/xen/api/xen_all.h
include/xen/api/xen_all.h::
	echo "/* This file is autogenerated */" >$@
	echo "#ifndef XEN_API_XEN_ALL_H" >>$@
	echo "#define XEN_API_XEN_ALL_H" >>$@
	ls include/xen/api/*.h | grep -v xen_all.h | grep -v _decl.h | \
          sed 's,^include/\(.*\)$$,#include <\1>,g' >>$@
	echo "#endif" >>$@
