NetBSD/share/mk/bsd.ioconf.mk
uebayasi 0a333665fa Add a new build make variable, CONFIGOPTS, which is passed to config(1)
when building kernels.  Revert "mkernel=*" and "mkernels" in favor of
this option.

Diff posted on source-changes-d@, approved by (null).
2014-11-30 15:53:29 +00:00

42 lines
1.1 KiB
Makefile

# $NetBSD: bsd.ioconf.mk,v 1.5 2014/11/30 15:53:29 uebayasi Exp $
#
.include <bsd.own.mk>
# If IOCONF is defined, autocreate ioconf.[ch] and locators.h.
# This is useful mainly for devices.
.if !empty(IOCONF)
# discourage direct inclusion. bsd.ioconf.mk will hopefully go away
# when the kernel build procedures are unified.
.if defined(_BSD_IOCONF_MK_USER_)
# XXX: ioconf.c doesn't need to depend on TOOL_CONFIG, but that helps
# keep builds working while hashing out some of the experimental
# features related to ioconf.
.if ${USETOOLS} == "yes"
CONFIGDEP=${TOOL_CONFIG}
.endif
ioconf.c: ${IOCONF} ${CONFIGDEP}
${TOOL_CONFIG} ${CONFIGOPTS} -b ${.OBJDIR} -s ${S} \
${IOCONFDIR:U${.CURDIR}}/${IOCONF}
# config doesn't change the files if they're unchanged. however,
# here we want to satisfy our make dependency, so force a
# timestamp update
touch ioconf.c ioconf.h locators.h
.else # _BSD_IOCONF_MK_USER_
ioconf.c:
@echo do not include bsd.ioconf.mk directly
@false
.endif # _BSD_IOCONF_MK_USER_
locators.h: ioconf.c
ioconf.h: ioconf.c
CLEANFILES+= ioconf.c ioconf.h locators.h
DPSRCS+= ioconf.c ioconf.h locators.h
.endif