xref: /freebsd/tools/build/Makefile (revision 29fc4075e69fd27de0cded313ac6000165d99f8b)
1# $FreeBSD$
2
3.PATH: ${.CURDIR}/../../include
4
5LIB=		egacy
6SRC=
7INCSGROUPS=	INCS SYSINCS CASPERINC UFSINCS FFSINCS MSDOSFSINCS DISKINCS
8INCSGROUPS+=	MACHINESYSINCS RPCINCS
9INCS=
10
11SYSINCSDIR=	${INCLUDEDIR}/sys
12CASPERINCDIR=	${INCLUDEDIR}/casper
13# Also add ufs/ffs/msdosfs/disk headers to allow building makefs as a bootstrap tool
14UFSINCSDIR=	${INCLUDEDIR}/ufs/ufs
15FFSINCSDIR=	${INCLUDEDIR}/ufs/ffs
16MSDOSFSINCSDIR=	${INCLUDEDIR}/fs/msdosfs
17DISKINCSDIR=	${INCLUDEDIR}/sys/disk
18MACHINESYSINCSDIR=	${INCLUDEDIR}/machine
19RPCINCSDIR=	${INCLUDEDIR}/rpc
20
21BOOTSTRAPPING?=	0
22
23
24.if ${.MAKE.OS} == "Darwin"
25_XCODE_ROOT!=xcode-select -p
26# since macOS 10.14 C headers are no longer installed in /usr but only
27# provided via the SDK
28.if ${_XCODE_ROOT} == "/Library/Developer/CommandLineTools"
29# Only command line tools installed -> host headers are in the SDKs directory
30_MACOS_SDK_DIR=${_XCODE_ROOT}/SDKs/MacOSX.sdk/
31.else
32# Full XCode installed -> host headers are below Platforms/MacOSX.platform
33_MACOS_SDK_DIR=${_XCODE_ROOT}/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk
34.endif
35HOST_INCLUDE_ROOT=${_MACOS_SDK_DIR}/usr/include
36.if !exists(${HOST_INCLUDE_ROOT}/stdio.h)
37.error You must install the macOS SDK (try xcode-select --install)
38.endif
39.else
40HOST_INCLUDE_ROOT=/usr/include
41.endif
42
43# Allow building libc-internal files (also on non-FreeBSD hosts)
44CFLAGS+=	-I${.CURDIR}/libc-bootstrap
45# Symbol versioning is not required for -legacy (and macOS bootstrap)
46MK_SYMVER=	no
47
48_WITH_PWCACHEDB!= grep -c pwcache_groupdb ${HOST_INCLUDE_ROOT}/grp.h || true
49.if ${_WITH_PWCACHEDB} == 0
50.PATH: ${.CURDIR}/../../contrib/libc-pwcache
51CFLAGS.pwcache.c+=	-I${.CURDIR}/../../contrib/libc-pwcache
52SRCS+=		pwcache.c
53.endif
54
55_WITH_STRSVIS!=	grep -c strsvis ${HOST_INCLUDE_ROOT}/vis.h 2>/dev/null || true
56.if ${_WITH_STRSVIS} == 0
57.PATH: ${.CURDIR}/../../contrib/libc-vis
58INCS+=		vis.h
59SRCS+=		vis.c unvis.c
60CFLAGS.vis.c+=	-I${.CURDIR}/../../contrib/libc-vis -DHAVE_VIS=0 -DHAVE_SVIS=0
61CFLAGS.unvis.c+=	-I${.CURDIR}/../../contrib/libc-vis -DHAVE_VIS=0 -DHAVE_SVIS=0
62.endif
63
64_WITH_REALLOCARRAY!= grep -c reallocarray ${HOST_INCLUDE_ROOT}/stdlib.h || true
65.if ${_WITH_REALLOCARRAY} == 0
66.PATH: ${.CURDIR}/../../lib/libc/stdlib
67INCS+=		stdlib.h
68SRCS+=		reallocarray.c
69.endif
70
71_WITH_UTIMENS!= grep -c utimensat ${HOST_INCLUDE_ROOT}/sys/stat.h || true
72.if ${_WITH_UTIMENS} == 0
73SYSINCS+=	stat.h
74SRCS+=		futimens.c utimensat.c
75.endif
76
77_WITH_EXPLICIT_BZERO!= grep -c explicit_bzero ${HOST_INCLUDE_ROOT}/strings.h || true
78.if ${_WITH_EXPLICIT_BZERO} == 0
79# .PATH: ${SRCTOP}/sys/libkern
80# Adding sys/libkern to .PATH breaks building the cross-build compat library
81# since that attempts to build strlcpy.c from libc and adding libkern here will
82# cause it to pick the file from libkern instead (which won't compile).
83# Avoid modifying .PATH by creating a copy in the build directory instead.
84explicit_bzero.c: ${SRCTOP}/sys/libkern/explicit_bzero.c
85	cp ${.ALLSRC} ${.TARGET}
86CLEANFILES+=	explicit_bzero.c
87INCS+=		strings.h
88SRCS+=		explicit_bzero.c
89.endif
90
91_WITH_FSPACECTL!= grep -c fspacectl ${HOST_INCLUDE_ROOT}/fcntl.h || true
92.if ${_WITH_FSPACECTL} == 0
93INCS+=		fcntl.h
94SRCS+=		fspacectl.c
95.endif
96
97.if exists(${HOST_INCLUDE_ROOT}/capsicum_helpers.h)
98_WITH_CAPH_ENTER!= grep -c caph_enter ${HOST_INCLUDE_ROOT}/capsicum_helpers.h || true
99_WITH_CAPH_RIGHTS_LIMIT!= grep -c caph_rights_limit ${HOST_INCLUDE_ROOT}/capsicum_helpers.h || true
100.endif
101.if !defined(_WITH_CAPH_ENTER) || ${_WITH_CAPH_ENTER} == 0 || ${_WITH_CAPH_RIGHTS_LIMIT} == 0
102.PATH: ${SRCTOP}/lib/libcapsicum
103INCS+=		capsicum_helpers.h
104.PATH: ${SRCTOP}/lib/libcasper/libcasper
105INCS+=		libcasper.h
106.endif
107
108# rpcgen should build against the source tree rpc/types.h and not the host.
109# This is especially important on non-FreeBSD systems where the types may
110# not match.
111RPCINCS+=	${SRCTOP}/sys/rpc/types.h
112
113INCS+=	${SRCTOP}/include/mpool.h
114INCS+=	${SRCTOP}/include/ndbm.h
115INCS+=	${SRCTOP}/include/err.h
116INCS+=	${SRCTOP}/include/stringlist.h
117
118# Needed to build arc4random.c
119INCSGROUPS+=	CHACHA20INCS
120CHACHA20INCSDIR=	${INCLUDEDIR}/crypto/chacha20
121CHACHA20INCS+=	${SRCTOP}/sys/crypto/chacha20/_chacha.h \
122	${SRCTOP}/sys/crypto/chacha20/chacha.h
123
124_host_arch=${MACHINE}
125.if ${_host_arch} == "x86_64"
126# bmake on Linux/mac often prints that instead of amd64
127_host_arch=amd64
128.elif ${_host_arch} == "aarch64"
129# Linux calls arm64, aarch64, across the board
130_host_arch=arm64
131.elif ${_host_arch:Mppc*}
132_host_arch=powerpc
133.endif
134.if ${_host_arch} == "unknown"
135# HACK: If MACHINE is unknown, assume we are building on x86
136_host_arch=amd64
137.endif
138MACHINESYSINCS+=	${SRCTOP}/sys/${_host_arch}/include/elf.h
139.if ${_host_arch} == "amd64" || ${_host_arch} == "i386"
140INCSGROUPS+=	X86INCS
141X86INCSDIR=	${INCLUDEDIR}/x86
142X86INCS+=	${SRCTOP}/sys/x86/include/elf.h
143.endif
144
145# needed for btxld:
146MACHINESYSINCS+=	${SRCTOP}/sys/${_host_arch}/include/exec.h
147MACHINESYSINCS+=	${SRCTOP}/sys/${_host_arch}/include/reloc.h
148INCS+=	${SRCTOP}/include/a.out.h
149INCS+=	${SRCTOP}/include/nlist.h
150SYSINCS+=	${SRCTOP}/sys/sys/imgact_aout.h
151SYSINCS+=	${SRCTOP}/sys/sys/nlist_aout.h
152
153
154.if ${.MAKE.OS} != "FreeBSD"
155.PATH: ${.CURDIR}/cross-build
156
157# Needed by our sys/types.h wrapper
158SYSINCS+=	${SRCTOP}/sys/sys/bitcount.h
159
160# macOS's bitstring lacks FreeBSD-specific additions used by makefs's ZFS code
161# and Linux doesn't have it at all.
162INCS+=	${SRCTOP}/include/bitstring.h
163SYSINCS+=	${SRCTOP}/sys/sys/bitstring.h
164
165# dbopen() behaves differently on Linux and FreeBSD so we ensure that we
166# bootstrap the FreeBSD db code. The cross-build headers #define dbopen() to
167# __freebsd_dbopen() so that we don't ever use the host version
168INCS+=	${SRCTOP}/include/db.h
169LIBC_SRCTOP=	${SRCTOP}/lib/libc/
170.include "${LIBC_SRCTOP}/db/Makefile.inc"
171# Do the same as we did for dbopen() for getopt() on since it's not compatible
172# on Linux (and to avoid surprises also compile the FreeBSD code on macOS)
173.PATH: ${LIBC_SRCTOP}/stdlib
174SRCS+=	getopt.c getopt_long.c
175INCS+=	 ${SRCTOP}/include/getopt.h
176
177# getcap.c is needed for cap_mkdb:
178.PATH: ${LIBC_SRCTOP}/gen
179SRCS+=	getcap.c
180# Glibc does not provide all err*/warn* functions, and for macOS we need the
181# alias with the extra underscore.
182SRCS+=	err.c
183# Add various libbc functions that are not available in glibc:
184SRCS+=	stringlist.c setmode.c
185SRCS+=	strtonum.c merge.c heapsort.c reallocf.c
186.PATH: ${LIBC_SRCTOP}/locale
187SRCS+=	rpmatch.c
188
189.if ${.MAKE.OS} == "Linux"
190# On Linux, glibc does not provide strlcpy,strlcat or strmode.
191.PATH: ${LIBC_SRCTOP}/string
192SRCS+=	strlcpy.c strlcat.c strmode.c
193# On Linux, glibc provides ffs* but not fls*
194SRCS+=	fls.c flsl.c flsll.c
195# Compile the fgetln/fgetwln/closefrom fallback code from libbsd:
196SRCS+=	fgetln_fallback.c fgetwln_fallback.c closefrom.c
197CFLAGS.closefrom.c+=	-DSTDC_HEADERS -DHAVE_SYS_DIR_H -DHAVE_DIRENT_H \
198	-DHAVE_DIRFD -DHAVE_SYSCONF
199# Provide getprogname/setprograme
200SRCS+=	progname.c
201# Stub implementations of fflagstostr/strtofflags
202SRCS+=	fflags.c
203.endif
204# Provide the same arc4random implementation on Linux/macOS
205CFLAGS.arc4random.c+=	-I${SRCTOP}/sys/crypto/chacha20 -D__isthreaded=1
206SRCS+=	arc4random.c arc4random_uniform.c
207
208# expand_number() is not provided by either Linux or MacOS libutil
209.PATH: ${SRCTOP}/lib/libutil
210SRCS+=	expand_number.c
211# Linux libutil also doesn't have fparseln
212SRCS+=	fparseln.c
213# A dummy sysctl for tzsetup:
214SRCS+=	fake_sysctl.c
215
216# capsicum support
217SYSINCS+=	${SRCTOP}/sys/sys/capsicum.h
218SYSINCS+=	${SRCTOP}/sys/sys/caprights.h
219SRCS+=	capsicum_stubs.c
220# XXX: we can't add ${SRCTOP}/sys/kern to .PATH since that will causes
221# conflicts with other files. Instead copy subr_capability to the build dir.
222subr_capability.c: ${SRCTOP}/sys/kern/subr_capability.c
223	cp ${.ALLSRC} ${.TARGET}
224SRCS+=	subr_capability.c
225CLEANFILES+=	subr_capability.c
226.endif
227
228CASPERINC+=	${SRCTOP}/lib/libcasper/services/cap_fileargs/cap_fileargs.h
229CASPERINC+=	${SRCTOP}/lib/libcasper/services/cap_net/cap_net.h
230
231.if empty(SRCS)
232SRCS=		dummy.c
233.endif
234
235.if defined(CROSS_BUILD_TESTING)
236SUBDIR=		cross-build
237.endif
238
239# To allow bootstrapping makefs on FreeBSD 11 or non-FreeBSD systems:
240UFSINCS+=	${SRCTOP}/sys/ufs/ufs/dinode.h
241UFSINCS+=	${SRCTOP}/sys/ufs/ufs/dir.h
242FFSINCS+=	${SRCTOP}/sys/ufs/ffs/fs.h
243
244MSDOSFSINCS+=	${SRCTOP}/sys/fs/msdosfs/bootsect.h
245MSDOSFSINCS+=	${SRCTOP}/sys/fs/msdosfs/bpb.h
246MSDOSFSINCS+=	${SRCTOP}/sys/fs/msdosfs/denode.h
247MSDOSFSINCS+=	${SRCTOP}/sys/fs/msdosfs/direntry.h
248MSDOSFSINCS+=	${SRCTOP}/sys/fs/msdosfs/fat.h
249MSDOSFSINCS+=	${SRCTOP}/sys/fs/msdosfs/msdosfsmount.h
250DISKINCS+=	${SRCTOP}/sys/sys/disk/bsd.h
251
252# Needed to build config (since it uses libnv)
253SYSINCS+=	${SRCTOP}/sys/sys/nv.h ${SRCTOP}/sys/sys/cnv.h \
254		${SRCTOP}/sys/sys/dnv.h ${SRCTOP}/sys/sys/nv_namespace.h
255
256# Needed when bootstrapping ldd (since it uses DF_1_PIE)
257SYSINCS+=	${SRCTOP}/sys/sys/elf32.h
258SYSINCS+=	${SRCTOP}/sys/sys/elf64.h
259SYSINCS+=	${SRCTOP}/sys/sys/elf_common.h
260SYSINCS+=	${SRCTOP}/sys/sys/elf_generic.h
261SYSINCS+=	${SRCTOP}/sys/sys/queue.h
262SYSINCS+=	${SRCTOP}/sys/sys/md5.h
263SYSINCS+=	${SRCTOP}/sys/sys/sbuf.h
264SYSINCS+=	${SRCTOP}/sys/sys/tree.h
265
266# vtfontcvt is using sys/font.h
267SYSINCS+=	${SRCTOP}/sys/sys/font.h
268# For mkscrfil.c:
269SYSINCS+=	${SRCTOP}/sys/sys/consio.h
270# for gencat:
271INCS+=	${SRCTOP}/include/nl_types.h
272# for vtfontcvt:
273SYSINCS+=	${SRCTOP}/sys/sys/fnv_hash.h
274# opensolaris compatibility
275INCS+=	${SRCTOP}/include/elf.h
276SYSINCS+=	${SRCTOP}/sys/sys/elf.h
277SYSINCS+=	${SRCTOP}/sys/sys/ctf.h
278
279# We want to run the build with only ${WORLDTMP} in $PATH to ensure we don't
280# accidentally run tools that are incompatible but happen to be in $PATH.
281# This is especially important when building on Linux/MacOS where many of the
282# programs used during the build accept different flags or generate different
283# output. On those platforms we only symlink the tools known to be compatible
284# (e.g. basic utilities such as mkdir) into ${WORLDTMP} and build all others
285# from the FreeBSD sources during the bootstrap-tools stage.
286
287# basic commands: It is fine to use the host version for all of these even on
288# Linux/MacOS since we only use flags that are supported by all of them.
289_host_tools_to_symlink=	basename bzip2 bunzip2 chmod chown cmp comm cp date dd \
290	dirname echo env false find fmt gzip gunzip head hostname id ln ls \
291	mkdir mv nice patch rm sh sleep stat tee time touch tr true uname uniq \
292	unxz wc which xz
293
294# We also need a symlink to the absolute path to the make binary used for
295# the toplevel makefile. This is not necessarily the same as `which make`
296# since e.g. on Linux and MacOS that will be GNU make.
297_make_abs!=	which "${MAKE}"
298_host_abs_tools_to_symlink=	${_make_abs}:make ${_make_abs}:bmake
299
300.if ${.MAKE.OS} == "FreeBSD"
301# When building on FreeBSD we always copy the host tools instead of linking
302# into WORLDTMP to avoid issues with incompatible libraries (see r364030).
303# Note: we could create links if we don't intend to update the current machine.
304_COPY_HOST_TOOL=cp -pf
305.else
306# However, this is not necessary on Linux/macOS. Additionally, copying the host
307# tools to another directory with cp -p results in freezes on macOS Big Sur for
308# some unknown reason. It can also break building inside docker containers if
309# there are ACLs on shared volumes.
310_COPY_HOST_TOOL=ln -sfn
311_make_abs!=	which "${MAKE}"
312_host_abs_tools_to_symlink+=	${_make_abs}:make ${_make_abs}:bmake
313.if ${.MAKE.OS} == "Darwin"
314# /usr/bin/cpp may invoke xcrun:
315_host_tools_to_symlink+=xcrun
316.endif  # ${.MAKE.OS} == "Darwin"
317# On Ubuntu /bin/sh is dash which is totally useless. Let's just link bash
318# as the build sh since that will work fine.
319_host_abs_tools_to_symlink+=	/bin/bash:sh
320_host_tools_to_symlink:=${_host_tools_to_symlink:Nsh}
321.endif
322
323host-symlinks:
324	@echo "Linking host tools into ${DESTDIR}/bin"
325.for _tool in ${_host_tools_to_symlink}
326	@export PATH=$${PATH}:/usr/local/bin; \
327	source_path=`which ${_tool} || echo /dev/null/no/such`; \
328	if [ ! -e "$${source_path}" ] ; then \
329		echo "Cannot find host tool '${_tool}' in PATH ($$PATH)." >&2; false; \
330	fi; \
331	rm -f "${DESTDIR}/bin/${_tool}"; \
332	${_COPY_HOST_TOOL} "$${source_path}" "${DESTDIR}/bin/${_tool}"
333.endfor
334.for _tool in ${_host_abs_tools_to_symlink}
335	@source_path="${_tool:S/:/ /:[1]}"; \
336	target_path="${DESTDIR}/bin/${_tool:S/:/ /:[2]}"; \
337	if [ ! -e "$${source_path}" ] ; then \
338		echo "Host tool '$${source_path}' is missing"; false; \
339	fi; \
340	rm -f "$${target_path}"; \
341	${_COPY_HOST_TOOL} "$${source_path}" "$${target_path}"
342.endfor
343.if exists(/usr/libexec/flua)
344	rm -f ${DESTDIR}/usr/libexec/flua
345	${_COPY_HOST_TOOL} /usr/libexec/flua ${DESTDIR}/usr/libexec/flua
346.endif
347
348# Create all the directories that are needed during the legacy, bootstrap-tools
349# and cross-tools stages. We do this here using mkdir since mtree may not exist
350# yet (this happens if we are crossbuilding from Linux/Mac).
351INSTALLDIR_LIST= \
352	bin \
353	lib/casper \
354	lib/geom \
355	usr/include/casper \
356	usr/include/private/ucl \
357	usr/include/private/zstd \
358	usr/lib \
359	usr/libdata/pkgconfig \
360	usr/libexec
361
362installdirs:
363	mkdir -p ${INSTALLDIR_LIST:S,^,${DESTDIR}/,}
364
365# Link usr/bin, sbin, and usr/sbin to bin so that it doesn't matter whether a
366# bootstrap tool was added to WORLTMP with a symlink or by building it in the
367# bootstrap-tools phase. We could also overrride BINDIR when building bootstrap
368# tools but adding the symlinks is easier and means all tools are also
369# in the directory that they are installed to normally.
370
371.for _dir in sbin usr/sbin usr/bin
372# delete existing directories from before r340157
373	@if [ -e ${DESTDIR}/${_dir} ] && [ ! -L ${DESTDIR}/${_dir} ]; then \
374	    echo "removing old non-symlink ${DESTDIR}/${_dir}"; \
375	    rm -rf "${DESTDIR}/${_dir}"; \
376	fi
377.endfor
378	ln -sfn bin ${DESTDIR}/sbin
379	ln -sfn ../bin ${DESTDIR}/usr/bin
380	ln -sfn ../bin ${DESTDIR}/usr/sbin
381.for _group in ${INCSGROUPS:NINCS}
382	mkdir -p "${DESTDIR}/${${_group}DIR}"
383.endfor
384
385.include <bsd.lib.mk>
386