Allow for OS and SUBOS folders so we can introduce NetBSD scripts whilst keeping BSD for all BSD's.

mk/lib.mk

@@ -0,0 +1,65 @@
+# rules to build a library
+# based on FreeBSD's bsd.lib.mk
+
+# Copyright 2008 Roy Marples
+
+LIBNAME?=		lib
+
+SHLIB_NAME=		lib${LIB}.so.${SHLIB_MAJOR}
+SHLIB_LINK=		lib${LIB}.so
+SHLIBDIR?=		/${LIBNAME}
+SONAME?=		${SHLIB_NAME}
+
+OBJS+=			${SRCS:.c=.o}
+SOBJS+=			${OBJS:.o=.So}
+_LIBS=			lib${LIB}.a ${SHLIB_NAME}
+
+ECHO?=			echo
+AR?=			ar
+RANLIB?=		ranlib
+INSTALL?=		install
+
+PICFLAG?=		-fPIC
+
+INCDIR?=		/usr/include
+INCMODE?=		0444
+
+LIBDIR?=		/usr/${LIBNAME}
+LIBMODE?=		0444
+
+.SUFFIXES:		.So
+
+.c.So:
+	${CC} ${PICFLAG} -DPIC ${CFLAGS} -c $< -o $@
+
+all: depend ${_LIBS}
+
+lib${LIB}.a:	${OBJS} ${STATICOBJS}
+	@${ECHO} building static library $@
+	${AR} rc $@ $^
+	${RANLIB} $@
+
+${SHLIB_NAME}: ${VERSION_MAP}
+LDFLAGS+=	-Wl,--version-script=${VERSION_MAP}
+
+${SHLIB_NAME}:	${SOBJS}
+	@${ECHO} building shared library $@
+	@rm -f $@ ${SHLIB_LINK}
+	@ln -fs $@ ${SHLIB_LINK}
+	${CC} ${LDFLAGS} -shared -Wl,-x \
+	-o $@ -Wl,-soname,${SONAME} \
+	${SOBJS} ${LDADD}
+
+install: all
+	${INSTALL} -d ${DESTDIR}${LIBDIR}
+	${INSTALL} -m ${LIBMODE} lib${LIB}.a ${DESTDIR}${LIBDIR}
+	${INSTALL} -d ${DESTDIR}${SHLIBDIR}
+	${INSTALL} -m ${LIBMODE} ${SHLIB_NAME} ${DESTDIR}${SHLIBDIR}
+	ln -fs ${SHLIB_NAME} ${DESTDIR}${SHLIBDIR}/${SHLIB_LINK}
+	${INSTALL} -d ${DESTDIR}${INCDIR}
+	for x in ${INCS}; do ${INSTALL} -m ${INCMODE} $$x ${DESTDIR}${INCDIR}; done
+
+clean:
+	rm -f ${OBJS} ${SOBJS} ${_LIBS} ${SHLIB_LINK} ${CLEANFILES}
+
+include ${MK}/depend.mk