80 lines
2.1 KiB
Makefile
80 lines
2.1 KiB
Makefile
# $FreeBSD$
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# building clang is particularly tedious - so avoid re-inventing wheels
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all: bootstrap-toolchain
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UPDATE_DEPENDFILE= no
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.export UPDATE_DEPENDFILE
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# we build for the pseudo machine "host"
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TARGET_MACHINE= host
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HOST_MACHINE!= uname -m
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HOST_MACHINE_ARCH!= uname -p
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BTOOLSDIR?= ${HOST_OBJTOP}/tools
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LEGACY_TOOLS?= ${BTOOLSDIR}/legacy
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BSENV= \
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unset MAKEOBJDIR; MAKEOBJDIRPREFIX=${BTOOLSDIR} \
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MAKESYSPATH=${SRCTOP}/tools/build/mk:${SRCTOP}/share/mk \
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TARGET=${HOST_MACHINE} TARGET_ARCH=${HOST_MACHINE_ARCH} \
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WITHOUT_STAGING=1 STAGE_ROOT= BOOTSTRAPPING_TOOLS=1 \
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WORLDTMP=${BTOOLSDIR} LEGACY_TOOLS=${LEGACY_TOOLS}
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.if !defined(OSRELDATE)
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ord_h= /usr/include/osreldate.h
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.if exists(${ord_h})
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OSRELDATE!= sed -n '/define.*__FreeBSD_version/{s,^[^0-9]*,,p;q;}' ${ord_h}
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.endif
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OSRELDATE?= 0
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.endif
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# need to keep this in sync with src/Makefile.inc1
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BSARGS= \
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DESTDIR= \
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BOOTSTRAPPING=${OSRELDATE} \
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SSP_CFLAGS= \
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MK_HTML=no NO_LINT=yes MK_MAN=no \
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-DNO_PIC MK_PROFILE=no -DNO_SHARED \
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-DNO_CPU_CFLAGS MK_WARNS=no MK_CTF=no \
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MK_CLANG_EXTRAS=no MK_CLANG_FULL=no \
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MK_LLDB=no MK_TESTS=no \
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MK_INCLUDES=yes
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legacy: .MAKE .META
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mkdir -p ${LEGACY_TOOLS}
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${MAKE} -C ${SRCTOP}/etc distrib-dirs DESTDIR=${BTOOLSDIR} > $@2
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${MAKE} -C ${SRCTOP}/etc distrib-dirs DESTDIR=${LEGACY_TOOLS} > $@
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${BSENV} ${MAKE} -C ${SRCTOP} -f Makefile.inc1 ${BSARGS} $@
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touch $@
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bootstrap-tools: legacy
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build-tools: bootstrap-tools
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cross-tools: build-tools
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cross-tools build-tools bootstrap-tools: .MAKE .META
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${BSENV} ${MAKE} -C ${SRCTOP} -f Makefile.inc1 ${BSARGS} $@
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touch $@
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# MAKELEVEL=0 so that dirdeps.mk does its thing
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# LEGACY_TOOLS lets us use the bootstaped stuff above
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# TARGET* is so that MK_CLANG gets set correctly.
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BSTCENV= \
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MAKELEVEL=0 \
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MACHINE=host \
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LEGACY_TOOLS=${LEGACY_TOOLS} \
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TARGET=${HOST_MACHINE} \
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TARGET_ARCH=${HOST_MACHINE_ARCH}
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BSTCARGS= \
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${BSARGS} \
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BUILD_DIRDEPS=yes \
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-DWITH_STAGING \
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-DWITH_TOOLSDIR
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# finally we build toolchain leveraging the above.
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bootstrap-toolchain: .MAKE cross-tools
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${BSTCENV} ${MAKE} -C ${.CURDIR:H:H} ${BSTCARGS} toolchain
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