Automatically build and link DTrace USDT probes.

This completely replaces bsd.dtrace.mk which never worked reliably.

MFC after:	3 weeks
This commit is contained in:
Rui Paulo 2014-07-12 00:54:34 +00:00
parent 963ae465d5
commit ff0f36e773
2 changed files with 19 additions and 65 deletions

View File

@ -121,12 +121,26 @@ ${_YC:R}.o: ${_YC}
.endfor
# DTrace probe definitions
# libelf is currently needed for drti.o
.if ${SRCS:M*.d}
LDFLAGS+= -lelf
LDADD+= ${LIBELF}
CFLAGS+= -D_DTRACE_VERSION=1
.endif
.for _DSRC in ${SRCS:M*.d:N*/*}
.for _DH in ${_DSRC:R}.h
${_DH}: ${_DSRC}
${DTRACE} -xnolibs -h -s ${.ALLSRC}
SRCS:= ${SRCS:S/${_DSRC}/${_DH}/}
CLEANFILES+= ${_DH}
.for _D in ${_DSRC:R}
${_D}.h: ${_DSRC}
${DTRACE} -xnolibs -h -s ${.ALLSRC}
SRCS:= ${SRCS:S/${_DSRC}/${_D}.h/}
${_D}.o: ${_D}.h ${_DSRC} ${OBJS} ${SOBJS}
${DTRACE} -xnolibs -G -o ${.TARGET} -s ${_DSRC} \
${OBJS:S/${_D}.o//} ${SOBJS:S/${_D}.o//}
CLEANFILES+= ${_D}.h ${_D}.o
.if defined(PROG)
OBJS+= ${_D:R}.o
.else
SOBJS+= ${_D:R}.o
.endif
.endfor
.endfor
.endif

View File

@ -1,60 +0,0 @@
# $FreeBSD$
#
# Copyright (c) 2010 The FreeBSD Foundation
# All rights reserved.
#
# This software was developed by Rui Paulo under sponsorship from the
# FreeBSD Foundation.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
#
# The only variable that you should define on your Makefile is 'DTRACEOBJS'.
# You must include this file before bsd.lib.mk or bsd.prog.mk.
#
.if defined(WITH_DTRACE)
CFLAGS+=-DWITH_DTRACE
DTRACEHEADERS=${DTRACEOBJS:S/o$/h/}
DTRACESRCS=${DTRACEOBJS:S/o$/d/}
CLEANFILES+=${DTRACEOBJS} ${DTRACEHEADERS}
DPADD+=${LIBELF}
LDADD+=-lelf
.if defined(PROG)
_DTRACELINKING=${OBJS}
OBJS+=${DTRACEOBJS}
.else
_DTRACELINKING=${SOBJS}
SOBJS+=${DTRACEOBJS}
.endif
${DTRACEOBJS}:
beforedepend:
${DTRACE} -C -h -s ${DTRACESRCS}
beforelinking:
${DTRACE} -G -s ${DTRACESRCS} ${_DTRACELINKING:S/${DTRACEOBJS}//}
.endif