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# $FreeBSD$
#
# Handles common items for kernel module ports.
#
# Feature: kmod
# Usage: USES=kmod
# Valid ARGS: (none) debug
#
# MAINTAINER: rene@FreeBSD.org
.if !defined(_INCLUDE_USES_KMOD_MK)
_INCLUDE_USES_KMOD_MK= yes
_USES_POST+= kmod
.if empty(kmod_ARGS)
_DEBUG_KMOD=
.elif ${kmod_ARGS} == "debug"
_DEBUG_KMOD= yes
.else
IGNORE= USES=kmod takes either no arguments or 'debug'
.endif
.if !exists(${SRC_BASE}/sys/Makefile)
IGNORE= requires kernel source files in ${SRC_BASE}
.endif
CATEGORIES+= kld
SSP_UNSAFE= kernel module supports SSP natively
KMODDIR?= /boot/modules
.if ${KMODDIR} == /boot/kernel
KMODDIR= /boot/modules
.endif
_DEBUG_KMOD_SH= \
${ECHO_CMD} -n "\"@dir /%%KERN_DEBUGDIR%%/%%KMODDIR%%\"" ; \
skd=`${ECHO_CMD} ${KMODDIR} | ${SED} "s,/, ,g"` ; \
l=`${ECHO_CMD} $$skd | wc -w` ; \
while [ $$l -gt 0 ] ; do \
c=0 ; \
r="" ; \
for p in $$skd ; do \
c=$$(($$c+1)) ; \
if [ $$c -eq $$l ] ; then \
break ; \
fi ; \
r="$$r/$$p" ; \
done ; \
${ECHO_CMD} -n " \"@dir /%%KERN_DEBUGDIR%%$$r\"" ; \
l=$$(($$l-1)) ; \
done
PLIST_SUB+= KMODDIR="${KMODDIR:C,^/,,}"
MAKE_ENV+= KMODDIR="${KMODDIR}" SYSDIR="${SRC_BASE}/sys" NO_XREF=yes
PLIST_FILES+= "@kld ${KMODDIR}"
STRIP_CMD+= --strip-debug # do not strip kernel symbols
.if !empty(_DEBUG_KMOD)
KERN_DEBUGDIR?= ${DEBUGDIR}
PLIST_SUB+= KERN_DEBUGDIR="${KERN_DEBUGDIR:C,^/,,}"
MAKE_ENV+= KERN_DEBUGDIR="${KERN_DEBUGDIR}"
_KMOD_DIRS!= ${_DEBUG_KMOD_SH}
PLIST_FILES+= ${_KMOD_DIRS}
.endif
.endif
.if defined(_POSTMKINCLUDED) && !defined(_INCLUDE_USES_KMOD_POST_MK)
_INCLUDE_USES_KMOD_POST_MK= yes
_USES_install+= 290:${STAGEDIR}${KMODDIR}
${STAGEDIR}${KMODDIR}:
@${MKDIR} ${.TARGET}
.if !empty(_DEBUG_KMOD)
_USES_install+= 291:${STAGEDIR}${KERN_DEBUGDIR}${KMODDIR}
${STAGEDIR}${KERN_DEBUGDIR}${KMODDIR}:
@${MKDIR} ${.TARGET}
.endif
.endif
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