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# Common Makefile for building a lib.
#
# Variables taken as input:
# PKG_CONFIG: name of pkg-config file (xen$(LIBNAME).pc if empty)
# MAJOR: major version of lib (Xen version if empty)
# MINOR: minor version of lib (0 if empty)
LIBNAME := $(notdir $(CURDIR))
MAJOR ?= $(shell $(XEN_ROOT)/version.sh $(XEN_ROOT)/xen/Makefile)
MINOR ?= 0
SHLIB_LDFLAGS += -Wl,--version-script=libxen$(LIBNAME).map
CFLAGS += -Werror -Wmissing-prototypes
CFLAGS += -I./include $(CFLAGS_xeninclude)
CFLAGS += $(foreach lib, $(USELIBS_$(LIBNAME)), $(CFLAGS_libxen$(lib)))
LDUSELIBS = $(foreach lib, $(USELIBS_$(LIBNAME)), $(LDLIBS_libxen$(lib)))
LIB_OBJS := $(SRCS-y:.c=.o)
PIC_OBJS := $(SRCS-y:.c=.opic)
LIB_FILE_NAME = $(FILENAME_$(LIBNAME))
LIB := lib$(LIB_FILE_NAME).a
ifneq ($(nosharedlibs),y)
LIB += lib$(LIB_FILE_NAME).so
endif
comma:= ,
empty:=
space:= $(empty) $(empty)
PKG_CONFIG ?= $(LIB_FILE_NAME).pc
PKG_CONFIG_NAME ?= Xen$(LIBNAME)
PKG_CONFIG_DESC ?= The $(PKG_CONFIG_NAME) library for Xen hypervisor
PKG_CONFIG_VERSION := $(MAJOR).$(MINOR)
PKG_CONFIG_USELIBS := $(SHLIB_libxen$(LIBNAME))
PKG_CONFIG_LIB := $(LIB_FILE_NAME)
PKG_CONFIG_REQPRIV := $(subst $(space),$(comma),$(strip $(foreach lib,$(patsubst ctrl,control,$(USELIBS_$(LIBNAME))),xen$(lib))))
ifneq ($(CONFIG_LIBXC_MINIOS),y)
PKG_CONFIG_INST := $(PKG_CONFIG)
$(PKG_CONFIG_INST): PKG_CONFIG_PREFIX = $(prefix)
$(PKG_CONFIG_INST): PKG_CONFIG_INCDIR = $(includedir)
$(PKG_CONFIG_INST): PKG_CONFIG_LIBDIR = $(libdir)
endif
PKG_CONFIG_LOCAL := $(PKG_CONFIG_DIR)/$(PKG_CONFIG)
LIBHEADER ?= $(LIB_FILE_NAME).h
LIBHEADERS = $(foreach h, $(LIBHEADER), include/$(h))
LIBHEADERSGLOB = $(foreach h, $(LIBHEADER), $(XEN_ROOT)/tools/include/$(h))
$(PKG_CONFIG_LOCAL): PKG_CONFIG_PREFIX = $(XEN_ROOT)
$(PKG_CONFIG_LOCAL): PKG_CONFIG_LIBDIR = $(CURDIR)
.PHONY: all
all: build
.PHONY: build
build: libs libxen$(LIBNAME).map
.PHONY: libs
libs: headers.chk $(LIB) $(PKG_CONFIG_INST) $(PKG_CONFIG_LOCAL)
ifneq ($(NO_HEADERS_CHK),y)
headers.chk:
for i in $(filter %.h,$^); do \
$(CC) -x c -ansi -Wall -Werror $(CFLAGS_xeninclude) \
-S -o /dev/null $$i || exit 1; \
echo $$i; \
done >$@.new
mv $@.new $@
else
.PHONY: headers.chk
endif
headers.chk: $(LIBHEADERSGLOB) $(AUTOINCS)
libxen$(LIBNAME).map:
echo 'VERS_$(MAJOR).$(MINOR) { global: *; };' >$@
$(LIBHEADERSGLOB): $(LIBHEADERS)
for i in $(realpath $(LIBHEADERS)); do ln -sf $$i $(XEN_ROOT)/tools/include; done
lib$(LIB_FILE_NAME).a: $(LIB_OBJS)
$(AR) rc $@ $^
lib$(LIB_FILE_NAME).so: lib$(LIB_FILE_NAME).so.$(MAJOR)
$(SYMLINK_SHLIB) $< $@
lib$(LIB_FILE_NAME).so.$(MAJOR): lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR)
$(SYMLINK_SHLIB) $< $@
lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR): $(PIC_OBJS) libxen$(LIBNAME).map
$(CC) $(LDFLAGS) $(PTHREAD_LDFLAGS) -Wl,$(SONAME_LDFLAG) -Wl,lib$(LIB_FILE_NAME).so.$(MAJOR) $(SHLIB_LDFLAGS) -o $@ $(PIC_OBJS) $(LDUSELIBS) $(APPEND_LDFLAGS)
.PHONY: install
install: build
$(INSTALL_DIR) $(DESTDIR)$(libdir)
$(INSTALL_DIR) $(DESTDIR)$(includedir)
$(INSTALL_SHLIB) lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR) $(DESTDIR)$(libdir)
$(INSTALL_DATA) lib$(LIB_FILE_NAME).a $(DESTDIR)$(libdir)
$(SYMLINK_SHLIB) lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR) $(DESTDIR)$(libdir)/lib$(LIB_FILE_NAME).so.$(MAJOR)
$(SYMLINK_SHLIB) lib$(LIB_FILE_NAME).so.$(MAJOR) $(DESTDIR)$(libdir)/lib$(LIB_FILE_NAME).so
for i in $(LIBHEADERS); do $(INSTALL_DATA) $$i $(DESTDIR)$(includedir); done
$(INSTALL_DATA) $(PKG_CONFIG) $(DESTDIR)$(PKG_INSTALLDIR)
.PHONY: uninstall
uninstall:
rm -f $(DESTDIR)$(PKG_INSTALLDIR)/$(LIB_FILE_NAME).pc
for i in $(LIBHEADER); do rm -f $(DESTDIR)$(includedir)/$(LIBHEADER); done
rm -f $(DESTDIR)$(libdir)/lib$(LIB_FILE_NAME).so
rm -f $(DESTDIR)$(libdir)/lib$(LIB_FILE_NAME).so.$(MAJOR)
rm -f $(DESTDIR)$(libdir)/lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR)
rm -f $(DESTDIR)$(libdir)/lib$(LIB_FILE_NAME).a
.PHONY: TAGS
TAGS:
etags -t *.c *.h
.PHONY: clean
clean:
rm -rf *.rpm $(LIB) *~ $(DEPS_RM) $(LIB_OBJS) $(PIC_OBJS)
rm -f lib$(LIB_FILE_NAME).so.$(MAJOR).$(MINOR) lib$(LIB_FILE_NAME).so.$(MAJOR)
rm -f headers.chk
rm -f $(PKG_CONFIG)
rm -f $(LIBHEADERSGLOB)
rm -f _paths.h
.PHONY: distclean
distclean: clean
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