freebsd-nq/tools/build/Makefile
Kyle Evans 4f47920e9c Makefile.inc1: push /usr/libexec into the BPATH/TMPPATH
${WORLDTMP}/legacy/usr/libexec will only have libexec/ bits that we've
pushed as bootstrap tools, so this is generally safe to include prior to
PATH. The following are the ramifications of this change:

- BPATH addition gets us at least bootstrap flua in WMAKEENV path for
  buildenv, for those earlier systems where it's bootstrapped still

- Reworked the sysent target to just set PATH and let it get worked out in
  src.lua.mk or individual sysent makefiles -- this gives us back the
  ability to overwrite LUA_CMD and use a different/external lua for these
  targets.  sysent can also now work cleanly in buildenv.

- tools/build/Makefile will now symlink the host flua into build's host
  tools so that the above can work without needing to add the host's
  /usr/libexec explicitly into TMPPATH.

Reviewed by:	arichardson, brooks, imp (all slightly earlier version)
Differential Revision:	https://reviews.freebsd.org/D22464
2020-01-12 04:18:36 +00:00

159 lines
5.1 KiB
Makefile

# $FreeBSD$
.PATH: ${.CURDIR}/../../include
LIB= egacy
SRC=
INCSGROUPS= INCS SYSINCS CASPERINC
INCS=
SYSINCSDIR= ${INCLUDEDIR}/sys
CASPERINCDIR= ${INCLUDEDIR}/casper
BOOTSTRAPPING?= 0
_WITH_PWCACHEDB!= grep -c pwcache_groupdb /usr/include/grp.h || true
.if ${_WITH_PWCACHEDB} == 0
.PATH: ${.CURDIR}/../../contrib/libc-pwcache
CFLAGS+= -I${.CURDIR}/../../contrib/libc-pwcache \
-I${.CURDIR}/../../lib/libc/include
SRCS+= pwcache.c
.endif
_WITH_STRSVIS!= grep -c strsvis /usr/include/vis.h || true
.if ${_WITH_STRSVIS} == 0
.PATH: ${.CURDIR}/../../contrib/libc-vis
SRCS+= vis.c
CFLAGS+= -I${.CURDIR}/../../contrib/libc-vis \
-I${.CURDIR}/../../lib/libc/include
.endif
_WITH_REALLOCARRAY!= grep -c reallocarray /usr/include/stdlib.h || true
.if ${_WITH_REALLOCARRAY} == 0
.PATH: ${.CURDIR}/../../lib/libc/stdlib
INCS+= stdlib.h
SRCS+= reallocarray.c
CFLAGS+= -I${.CURDIR}/../../lib/libc/include
.endif
_WITH_UTIMENS!= grep -c utimensat /usr/include/sys/stat.h || true
.if ${_WITH_UTIMENS} == 0
SYSINCS+= stat.h
SRCS+= futimens.c utimensat.c
.endif
_WITH_EXPLICIT_BZERO!= grep -c explicit_bzero /usr/include/strings.h || true
.if ${_WITH_EXPLICIT_BZERO} == 0
.PATH: ${SRCTOP}/sys/libkern
INCS+= strings.h
SRCS+= explicit_bzero.c
.endif
.if exists(/usr/include/capsicum_helpers.h)
_WITH_CAPH_ENTER!= grep -c caph_enter /usr/include/capsicum_helpers.h || true
_WITH_CAPH_RIGHTS_LIMIT!= grep -c caph_rights_limit /usr/include/capsicum_helpers.h || true
.endif
.if !defined(_WITH_CAPH_ENTER) || ${_WITH_CAPH_ENTER} == 0 || ${_WITH_CAPH_RIGHTS_LIMIT} == 0
.PATH: ${SRCTOP}/lib/libcapsicum
INCS+= capsicum_helpers.h
.PATH: ${SRCTOP}/lib/libcasper/libcasper
INCS+= libcasper.h
.endif
CASPERINC+= ${SRCTOP}/lib/libcasper/services/cap_fileargs/cap_fileargs.h
.if empty(SRCS)
SRCS= dummy.c
.endif
.if defined(CROSS_BUILD_TESTING)
SUBDIR= cross-build
.endif
# Needed to build config (since it uses libnv)
SYSINCS+= ${SRCTOP}/sys/sys/nv.h ${SRCTOP}/sys/sys/cnv.h \
${SRCTOP}/sys/sys/dnv.h
# We want to run the build with only ${WORLDTMP} in $PATH to ensure we don't
# accidentally run tools that are incompatible but happen to be in $PATH.
# This is especially important when building on Linux/MacOS where many of the
# programs used during the build accept different flags or generate different
# output. On those platforms we only symlink the tools known to be compatible
# (e.g. basic utilities such as mkdir) into ${WORLDTMP} and build all others
# from the FreeBSD sources during the bootstrap-tools stage.
# basic commands: It is fine to use the host version for all of these even on
# Linux/MacOS since we only use flags that are supported by all of them.
_host_tools_to_symlink= basename bzip2 bunzip2 chmod chown cmp comm cp date \
dirname echo env false find fmt gzip gunzip head hostname id ln ls \
mkdir mv nice patch rm realpath sh sleep stat tee touch tr true uname \
uniq wc which
# We also need a symlink to the absolute path to the make binary used for
# the toplevel makefile. This is not necessarily the same as `which make`
# since e.g. on Linux and MacOS that will be GNU make.
_make_abs!= which "${MAKE}"
_host_abs_tools_to_symlink= ${_make_abs}:make ${_make_abs}:bmake
host-symlinks:
@echo "Linking host tools into ${DESTDIR}/bin"
.for _tool in ${_host_tools_to_symlink}
@if [ ! -e "${DESTDIR}/bin/${_tool}" ]; then \
source_path=`which ${_tool}`; \
if [ ! -e "$${source_path}" ] ; then \
echo "Cannot find host tool '${_tool}'"; false; \
fi; \
ln -sfnv "$${source_path}" "${DESTDIR}/bin/${_tool}"; \
fi
.endfor
.for _tool in ${_host_abs_tools_to_symlink}
@source_path="${_tool:S/:/ /:[1]}"; \
target_path="${DESTDIR}/bin/${_tool:S/:/ /:[2]}"; \
if [ ! -e "$${target_path}" ] ; then \
if [ ! -e "$${source_path}" ] ; then \
echo "Host tool '${src_path}' is missing"; false; \
fi; \
ln -sfnv "$${source_path}" "$${target_path}"; \
fi
.endfor
.if exists(/usr/libexec/flua)
ln -sf /usr/libexec/flua ${DESTDIR}/usr/libexec/flua
.endif
# Create all the directories that are needed during the legacy, bootstrap-tools
# and cross-tools stages. We do this here using mkdir since mtree may not exist
# yet (this happens if we are crossbuilding from Linux/Mac).
INSTALLDIR_LIST= \
bin \
lib/casper \
lib/geom \
usr/include/casper \
usr/include/private/zstd \
usr/lib \
usr/libexec
installdirs:
mkdir -p ${INSTALLDIR_LIST:S,^,${DESTDIR}/,}
# Link usr/bin, sbin, and usr/sbin to bin so that it doesn't matter whether a
# bootstrap tool was added to WORLTMP with a symlink or by building it in the
# bootstrap-tools phase. We could also overrride BINDIR when building bootstrap
# tools but adding the symlinks is easier and means all tools are also
# in the directory that they are installed to normally.
.for _dir in sbin usr/sbin usr/bin
# delete existing directories from before r340157
@if [ ! -L ${DESTDIR}/${_dir} ]; then \
echo "removing old non-symlink ${DESTDIR}/${_dir}"; \
rm -rf "${DESTDIR}/${_dir}"; \
fi
.endfor
ln -sfn bin ${DESTDIR}/sbin
ln -sfn ../bin ${DESTDIR}/usr/bin
ln -sfn ../bin ${DESTDIR}/usr/sbin
.for _group in ${INCSGROUPS:NINCS}
mkdir -p "${DESTDIR}/${${_group}DIR}"
.endfor
.include <bsd.lib.mk>