Makefile: Also install libcriu.so and headers

To link Open MPI against CRIU I need the header files installed.
Attached is a patch which adds the necessary Makefile rules to
install libcriu.so and the header file to compile against CRIU.
Signed-off-by: Adrian Reber <adrian@lisas.de>
Acked-by: Kir Kolyshkin <kir@openvz.org>
Acked-by: Andrew Vagin <avagin@parallels.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

Makefile

@@ -104,6 +104,7 @@ CFLAGS		+= $(WARNINGS) $(DEFINES)
 SYSCALL-LIB	:= arch/$(ARCH)/syscalls.built-in.o
 ARCH-LIB	:= arch/$(ARCH)/crtools.built-in.o
 CRIU-LIB	:= lib/libcriu.so
+CRIU-INC	:= lib/criu.h include/criu-plugin.h include/criu-log.h protobuf/rpc.proto
 
 export CC MAKE CFLAGS LIBS ARCH DEFINES MAKEFLAGS
 export SRC_DIR SYSCALL-LIB SH RM ARCH_DIR OBJCOPY LDARCH LD
@@ -233,6 +234,10 @@ install: $(PROGRAM) install-man
 	$(E) "  INSTALL " $(PROGRAM)
 	$(Q) mkdir -p $(DESTDIR)$(SBINDIR)
 	$(Q) install -m 755 $(PROGRAM) $(DESTDIR)$(SBINDIR)
+	$(Q) mkdir -p $(DESTDIR)$(LIBDIR)
+	$(Q) install -m 755 $(CRIU-LIB) $(DESTDIR)$(LIBDIR)
+	$(Q) mkdir -p $(DESTDIR)$(INCLUDEDIR)
+	$(Q) install -m 644 $(CRIU-INC) $(DESTDIR)$(INCLUDEDIR)
 	$(Q) mkdir -p $(DESTDIR)$(SYSTEMDUNITDIR)
 	$(Q) install -m 644 scripts/sd/criu.socket $(DESTDIR)$(SYSTEMDUNITDIR)
 	$(Q) install -m 644 scripts/sd/criu.service $(DESTDIR)$(SYSTEMDUNITDIR)

Makefile.inc

@@ -15,3 +15,5 @@ PREFIX		:= /usr/local
 SBINDIR		:= $(PREFIX)/sbin
 MANDIR		:= $(PREFIX)/share/man
 SYSTEMDUNITDIR	:= $(PREFIX)/lib/systemd/system/
+LIBDIR		:= $(PREFIX)/lib
+INCLUDEDIR	:= $(PREFIX)/include/criu