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diff --git a/share/mk/host-target.mk b/share/mk/host-target.mk
--- a/share/mk/host-target.mk
+++ b/share/mk/host-target.mk
@@ -1,32 +1,40 @@
# RCSid:
-# $Id: host-target.mk,v 1.11 2015/10/25 00:07:20 sjg Exp $
+# $Id: host-target.mk,v 1.19 2023/09/21 06:44:53 sjg Exp $
# Host platform information; may be overridden
+.if !target(__${.PARSEFILE}__)
+__${.PARSEFILE}__: .NOTMAIN
+
.if !defined(_HOST_OSNAME)
-_HOST_OSNAME != uname -s
+# use .MAKE.OS if available
+_HOST_OSNAME := ${.MAKE.OS:U${uname -s:L:sh}}
.export _HOST_OSNAME
.endif
.if !defined(_HOST_OSREL)
_HOST_OSREL != uname -r
.export _HOST_OSREL
.endif
-.if !defined(_HOST_MACHINE)
-_HOST_MACHINE != uname -m
-.export _HOST_MACHINE
-.endif
.if !defined(_HOST_ARCH)
-# for NetBSD prefer $MACHINE (amd64 rather than x86_64)
-.if ${_HOST_OSNAME:NNetBSD} == ""
-_HOST_ARCH := ${_HOST_MACHINE}
-.else
_HOST_ARCH != uname -p 2> /dev/null || uname -m
# uname -p may produce garbage on linux
.if ${_HOST_ARCH:[\#]} > 1 || ${_HOST_ARCH:Nunknown} == ""
-_HOST_ARCH := ${_HOST_MACHINE}
-.endif
+_HOST_ARCH = ${_HOST_MACHINE}
+.elif ${_HOST_OSNAME:NDarwin} == "" && ${_HOST_ARCH:Narm:Ni386} == ""
+# _HOST_MACHINE is more explicit/useful
+_HOST_ARCH = ${_HOST_MACHINE}
.endif
.export _HOST_ARCH
.endif
+.if !defined(_HOST_MACHINE)
+_HOST_MACHINE != uname -m
+# just in case
+_HOST_ARCH := ${_HOST_ARCH}
+# uname -m may produce garbage on darwin ppc
+.if ${_HOST_MACHINE:[\#]} > 1
+_HOST_MACHINE := ${_HOST_ARCH}
+.endif
+.export _HOST_MACHINE
+.endif
.if !defined(HOST_MACHINE)
HOST_MACHINE := ${_HOST_MACHINE}
.export HOST_MACHINE
@@ -37,8 +45,20 @@
HOST_OS := ${_HOST_OSNAME}
host_os := ${_HOST_OSNAME:tl}
HOST_TARGET := ${host_os:S,/,,g}${HOST_OSMAJOR}-${_HOST_ARCH}
+# sometimes we want HOST_TARGET32
+MACHINE32.amd64 = i386
+MACHINE32.x86_64 = i386
+.if !defined(_HOST_ARCH32)
+_HOST_ARCH32 := ${MACHINE32.${_HOST_ARCH}:U${_HOST_ARCH:S,64$,,}}
+.export _HOST_ARCH32
+.endif
+HOST_TARGET32 := ${host_os:S,/,,g}${HOST_OSMAJOR}-${_HOST_ARCH32}
+
+.export HOST_TARGET HOST_TARGET32
# tr is insanely non-portable, accommodate the lowest common denominator
TR ?= tr
toLower = ${TR} 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'
toUpper = ${TR} 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+
+.endif
diff --git a/share/mk/local.dirdeps.mk b/share/mk/local.dirdeps.mk
--- a/share/mk/local.dirdeps.mk
+++ b/share/mk/local.dirdeps.mk
@@ -22,7 +22,9 @@
Ninclude* \
Nlib/csu* \
Nlib/libc \
+ Nlib/libcompiler_rt \
Nlib/[mn]* \
+ Nlib/lib[t]* \
Ngnu/lib/lib[a-r]* \
Nsecure/lib* \
Nusr.bin/xinstall* \
@@ -50,6 +52,8 @@
DIRDEPS_FILTER.host+= ${N_host_libs}
.endif
+DIRDEPS_FILTER.host32 = ${DIRDEPS_FILTER.host}
+
DIRDEPS_FILTER+= \
Nbin/cat.host \
${DIRDEPS_FILTER.xtras:U}
@@ -107,6 +111,7 @@
cddl/usr.bin/ctfmerge.host
.endif
+.if ${DEP_MACHINE:Nhost*} != ""
# Add in proper libgcc (gnu or LLVM) if not building libcc and libc is needed.
# Add both gcc_s and gcc_eh as dependencies as the decision to build
# -static or not is not known here.
@@ -115,6 +120,7 @@
lib/libgcc_eh \
lib/libgcc_s
.endif
+.endif
# Bootstrap support. Give hints to DIRDEPS if there is no Makefile.depend*
# generated yet. This can be based on things such as SRC files and LIBADD.
diff --git a/share/mk/local.init.mk b/share/mk/local.init.mk
--- a/share/mk/local.init.mk
+++ b/share/mk/local.init.mk
@@ -13,7 +13,7 @@
# XXX: This should be combined with external compiler support in Makefile.inc1
# and local.meta.sys.mk (CROSS_TARGET_FLAGS)
-.if ${MK_SYSROOT} == "yes" && !empty(SYSROOT) && ${MACHINE} != "host"
+.if ${MK_SYSROOT} == "yes" && !empty(SYSROOT) && ${MACHINE:Nhost*} != ""
CFLAGS_LAST+= --sysroot=${SYSROOT}
CXXFLAGS_LAST+= --sysroot=${SYSROOT}
LDADD+= --sysroot=${SYSROOT}
@@ -29,8 +29,8 @@
LDADD+= -L${STAGE_LIBDIR}
.endif
-.if ${MACHINE} == "host"
-.if ${.MAKE.DEPENDFILE:E} != "host"
+.if ${MACHINE:Nhost*} == ""
+.if ${.MAKE.DEPENDFILE:E:Nhost*} != ""
UPDATE_DEPENDFILE?= no
.endif
HOST_CFLAGS+= -DHOSTPROG
diff --git a/share/mk/local.sys.dirdeps.env.mk b/share/mk/local.sys.dirdeps.env.mk
--- a/share/mk/local.sys.dirdeps.env.mk
+++ b/share/mk/local.sys.dirdeps.env.mk
@@ -24,17 +24,28 @@
.endfor
HOST_OBJTOP ?= ${OBJROOT}${HOST_TARGET}
+HOST_OBJTOP32 ?= ${OBJROOT}${HOST_TARGET32}
+.if ${.MAKE.LEVEL} == 0
.if ${REQUESTED_MACHINE:U${MACHINE}} == "host"
MACHINE= host
.if ${TARGET_MACHINE:Uno} == ${HOST_TARGET}
# not what we want
TARGET_MACHINE= host
.endif
+.elif ${REQUESTED_MACHINE:U${MACHINE}} == "host32"
+MACHINE= host32
.endif
-.if ${MACHINE} == "host"
-OBJTOP := ${HOST_OBJTOP}
+.endif
+
+.if ${MACHINE:Nhost*} == ""
MACHINE_ARCH= ${MACHINE_ARCH_${MACHINE}}
+.if ${MACHINE} == "host32"
+.MAKE.DEPENDFILE_PREFERENCE= \
+ ${.CURDIR}/${.MAKE.DEPENDFILE_PREFIX}.host32 \
+ ${.CURDIR}/${.MAKE.DEPENDFILE_PREFIX}.host \
+ ${.CURDIR}/${.MAKE.DEPENDFILE_PREFIX}
+.endif
.endif
diff --git a/share/mk/local.sys.dirdeps.mk b/share/mk/local.sys.dirdeps.mk
--- a/share/mk/local.sys.dirdeps.mk
+++ b/share/mk/local.sys.dirdeps.mk
@@ -43,7 +43,7 @@
.-include "local.toolchain.mk"
-.if ${.MAKE.LEVEL} > 0 && ${MACHINE} == "host" && ${.MAKE.DEPENDFILE:E} != "host"
+.if ${.MAKE.LEVEL} > 0 && ${MACHINE:Nhost*} == "" && ${.MAKE.DEPENDFILE:E} != "${MACHINE}"
# we can use this but should not update it.
UPDATE_DEPENDFILE?= NO
.endif
@@ -115,16 +115,10 @@
.endfor
.endif
-.if ${MACHINE:Nhost:Ncommon} != "" && ${MACHINE} != ${HOST_MACHINE}
-# cross-building
.if !defined(FREEBSD_REVISION)
FREEBSD_REVISION!= sed -n '/^REVISION=/{s,.*=,,;s,",,g;p; }' ${SRCTOP}/sys/conf/newvers.sh
.export FREEBSD_REVISION
.endif
-CROSS_TARGET_FLAGS?= -target ${MACHINE_ARCH}-unknown-freebsd${FREEBSD_REVISION}
-CFLAGS+= ${CROSS_TARGET_FLAGS}
-ACFLAGS+= ${CROSS_TARGET_FLAGS}
-.endif
# we set these here, rather than local.gendirdeps.mk
# so we can ensure any DEP_* values that might be used in
@@ -150,7 +144,7 @@
.endfor
.endif
-.if ${MACHINE} == "host" && ${.MAKE.OS} != "FreeBSD"
+.if ${MACHINE:Nhost*} == "" && ${.MAKE.OS} != "FreeBSD"
# some makefiles expect this
BOOTSTRAPPING= 0
.endif
diff --git a/share/mk/local.sys.machine.mk b/share/mk/local.sys.machine.mk
--- a/share/mk/local.sys.machine.mk
+++ b/share/mk/local.sys.machine.mk
@@ -1,10 +1,11 @@
.-include <site.sys.machine.mk>
-PSEUDO_MACHINE_LIST?= common host
+PSEUDO_MACHINE_LIST?= common host host32
TARGET_MACHINE_LIST?= amd64 arm arm64 i386 powerpc riscv
MACHINE_ARCH_host?= ${_HOST_ARCH}
+MACHINE_ARCH_host32?= ${_HOST_ARCH32}
MACHINE_ARCH_LIST_arm?= armv7 ${EXTRA_ARCHES_arm}
MACHINE_ARCH_LIST_arm64?= aarch64
diff --git a/share/mk/local.sys.mk b/share/mk/local.sys.mk
--- a/share/mk/local.sys.mk
+++ b/share/mk/local.sys.mk
@@ -95,4 +95,11 @@
META_COOKIE_TOUCH?=
META_DEPS+= ${META_NOPHONY}
+.if ${MACHINE:Nhost*:Ncommon} != "" && ${MACHINE} != ${HOST_MACHINE}
+# cross-building
+CROSS_TARGET_FLAGS?= -target ${MACHINE_ARCH}-unknown-freebsd${FREEBSD_REVISION}
+CFLAGS+= ${CROSS_TARGET_FLAGS}
+ACFLAGS+= ${CROSS_TARGET_FLAGS}
+.endif
+
.endif
diff --git a/share/mk/src.init.linux.mk b/share/mk/src.init.linux.mk
--- a/share/mk/src.init.linux.mk
+++ b/share/mk/src.init.linux.mk
@@ -1,5 +1,6 @@
# We want to build some host tools (eg makefs, mkimg) for Linux
# This only gets included during DIRDEPS_BUILD when MACHINE is "host"
+# or "host32"
CFLAGS+= -I${SRCTOP}/tools/build/cross-build/include/linux
@@ -13,3 +14,5 @@
# Bring in the full GNU namespace
CFLAGS+= -D_GNU_SOURCE
+# for sane staging behavior
+LN= ln -L
diff --git a/share/mk/src.opts.mk b/share/mk/src.opts.mk
--- a/share/mk/src.opts.mk
+++ b/share/mk/src.opts.mk
@@ -368,7 +368,7 @@
.endif
# MK_host_egacy is set by local.sys.mk so is valid here
-.if ${MACHINE} == "host" && ${MK_host_egacy} == "yes"
+.if ${MACHINE:Nhost*} == "" && ${MK_host_egacy} == "yes"
# we cannot expect tests to work
BROKEN_OPTIONS+= TESTS
.endif
diff --git a/tools/build/Makefile b/tools/build/Makefile
--- a/tools/build/Makefile
+++ b/tools/build/Makefile
@@ -126,6 +126,8 @@
.if ${MACHINE} == "host"
_host_arch= ${_HOST_ARCH}
+.elif ${MACHINE} == "host32"
+_host_arch= ${_HOST_ARCH32}
.else
_host_arch=${MACHINE}
.endif

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