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freebsd-skq/Makefile.libcompat
Bryan Drewery 996e475962 Fix nested MAKEOBJDIRPREFIX breaking various release/buildworld/toolchain targets. 
This problem was caused by r325329 and r325350.

For the release(7) targets, some will run mm-mtree.sh which itself runs make
with a MAKEOBJDIRPREFIX.  The execution of that script leaks OBJROOT,
MAKEOBJDIR, and MAKELEVEL=1 in the environment.  This causes the mm-mtree makes
to not do some basic setup of OBJROOT and only use this special
MAKEOBJDIRPREFIX case which fails to empty out MAKEOBJDIRPREFIX for further
nested makes, such as a tree walk.  If that tree walk sets OBJROOT/OBJTOP such
as r325329 is doing, then the wrong OBJDIRs end up being used due to the
unemptied MAKEOBJDIRPREFIX being preferred over the proper MAKEOBJDIR.

Pointyhat to:	bdrewery
Sponsored by:	Dell EMC Isilon
2017-11-05 00:11:51 +00:00

223 lines
6.8 KiB
Makefile
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# $FreeBSD$
.if !targets(__<${_this:T}>__)
__<${_this:T}>__:
# Makefile for the compatibility libraries.
# - 32-bit compat libraries on MIPS, PowerPC, and AMD64.
# -------------------------------------------------------------------
# 32 bit world
.if ${TARGET_ARCH} == "amd64"
.if empty(TARGET_CPUTYPE)
LIB32CPUFLAGS= -march=i686 -mmmx -msse -msse2
.else
LIB32CPUFLAGS= -march=${TARGET_CPUTYPE}
.endif
LIB32CPUFLAGS+= -m32
LIB32WMAKEENV= MACHINE=i386 MACHINE_ARCH=i386 \
MACHINE_CPU="i686 mmx sse sse2"
LIB32WMAKEFLAGS= \
AS="${XAS} --32" \
LD="${XLD} -m elf_i386_fbsd -L${LIBCOMPATTMP}/usr/lib32" \
OBJCOPY="${XOBJCOPY}"
.elif ${TARGET_ARCH} == "powerpc64"
.if empty(TARGET_CPUTYPE)
LIB32CPUFLAGS= -mcpu=powerpc
.else
LIB32CPUFLAGS= -mcpu=${TARGET_CPUTYPE}
.endif
LIB32CPUFLAGS+= -m32
LIB32WMAKEENV= MACHINE=powerpc MACHINE_ARCH=powerpc
LIB32WMAKEFLAGS= \
LD="${XLD} -m elf32ppc_fbsd" \
OBJCOPY="${XOBJCOPY}"
.elif ${TARGET_ARCH:Mmips64*} != ""
.if empty(TARGET_CPUTYPE)
LIB32CPUFLAGS= -march=mips3
.else
LIB32CPUFLAGS= -march=${TARGET_CPUTYPE}
.endif
LIB32CPUFLAGS+= -mabi=32
LIB32WMAKEENV= MACHINE=mips MACHINE_ARCH=mips
.if ${TARGET_ARCH:Mmips64el*} != ""
LIB32WMAKEFLAGS= LD="${XLD} -m elf32ltsmip_fbsd"
.else
LIB32WMAKEFLAGS= LD="${XLD} -m elf32btsmip_fbsd"
.endif
LIB32WMAKEFLAGS+= OBJCOPY="${XOBJCOPY}"
.endif
LIB32WMAKEFLAGS+= NM="${XNM}"
LIB32CFLAGS= -DCOMPAT_32BIT
LIB32DTRACE= ${DTRACE} -32
LIB32WMAKEFLAGS+= -DCOMPAT_32BIT
# -------------------------------------------------------------------
# soft-fp world
.if ${TARGET_ARCH:Marmv[67]*} != ""
LIBSOFTCFLAGS= -DCOMPAT_SOFTFP
LIBSOFTCPUFLAGS= -mfloat-abi=softfp
LIBSOFTWMAKEENV= CPUTYPE=soft MACHINE=arm MACHINE_ARCH=${TARGET_ARCH}
LIBSOFTWMAKEFLAGS= -DCOMPAT_SOFTFP
.endif
# -------------------------------------------------------------------
# Generic code for each type.
# Set defaults based on type.
libcompat= ${LIBCOMPAT:tl}
_LIBCOMPAT_MAKEVARS= _OBJTOP TMP CPUFLAGS CFLAGS CXXFLAGS WMAKEENV \
WMAKEFLAGS WMAKE
.for _var in ${_LIBCOMPAT_MAKEVARS}
.if !empty(LIB${LIBCOMPAT}${_var})
LIBCOMPAT${_var}?= ${LIB${LIBCOMPAT}${_var}}
.endif
.endfor
# Shared flags
LIBCOMPAT_OBJTOP?= ${OBJTOP}/obj-lib${libcompat}
LIBCOMPATTMP?= ${LIBCOMPAT_OBJTOP}/tmp
LIBCOMPATCFLAGS+= ${LIBCOMPATCPUFLAGS} \
-L${LIBCOMPATTMP}/usr/lib${libcompat} \
--sysroot=${LIBCOMPATTMP} \
${BFLAGS}
# -B is needed to find /usr/lib32/crti.o for GCC and /usr/libsoft/crti.o for
# Clang/GCC.
LIBCOMPATCFLAGS+= -B${LIBCOMPATTMP}/usr/lib${libcompat}
.if ${WANT_COMPILER_TYPE} == gcc || \
(defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == gcc)
# GCC requires -isystem when using a cross-compiler and --sysroot. Note that
# Makefile.inc1 only applies this with an external compiler but libcompat
# always does since even in-tree GCC 4.2 needs this to override the built-in
# sysroot path which --sysroot does not actually do for headers.
LIBCOMPATCFLAGS+= -isystem ${LIBCOMPATTMP}/usr/include
# Force using libc++ for external GCC.
.if ${X_COMPILER_TYPE} == gcc && ${X_COMPILER_VERSION} >= 40800 && \
(${MK_CLANG_BOOTSTRAP} == "no" && ${MK_GCC_BOOTSTRAP} == "no")
LIBCOMPATCXXFLAGS+= -isystem ${LIBCOMPATTMP}/usr/include/c++/v1 -std=c++11 \
-nostdinc++
.endif
.endif
# Yes, the flags are redundant.
LIBCOMPATWMAKEENV+= \
INSTALL="sh ${.CURDIR}/tools/install.sh" \
PATH=${TMPPATH} \
SYSROOT=${LIBCOMPATTMP} \
LIBDIR=/usr/lib${libcompat} \
SHLIBDIR=/usr/lib${libcompat} \
DTRACE="${LIB$COMPATDTRACE:U${DTRACE}}"
.if ${MK_META_MODE} != "no"
# Don't rebuild build-tools targets during normal build.
LIBCOMPATWMAKEENV+= BUILD_TOOLS_META=.NOMETA
.endif
LIBCOMPATWMAKEFLAGS+= CC="${XCC} ${LIBCOMPATCFLAGS}" \
CXX="${XCXX} ${LIBCOMPATCXXFLAGS} ${LIBCOMPATCFLAGS}" \
CPP="${XCPP} ${LIBCOMPATCFLAGS}" \
DESTDIR=${LIBCOMPATTMP} \
-DNO_CPU_CFLAGS \
MK_CTF=no \
-DNO_LINT \
MK_TESTS=no
LIBCOMPATWMAKE+= ${LIBCOMPATWMAKEENV} ${MAKE} ${LIBCOMPATWMAKEFLAGS} \
OBJTOP=${LIBCOMPAT_OBJTOP} \
OBJROOT='$${OBJTOP}/' \
MAKEOBJDIRPREFIX= \
MK_MAN=no MK_HTML=no
LIBCOMPATIMAKE+= ${LIBCOMPATWMAKE:NINSTALL=*:NDESTDIR=*} \
MK_TOOLCHAIN=no ${IMAKE_INSTALL} \
-DLIBRARIES_ONLY
_LC_LIBDIRS.yes= lib gnu/lib
_LC_LIBDIRS.${MK_CDDL:tl}+= cddl/lib
_LC_LIBDIRS.${MK_CRYPT:tl}+= secure/lib
_LC_LIBDIRS.${MK_KERBEROS:tl}+= kerberos5/lib
_LC_INCDIRS= \
include \
lib/ncurses/ncursesw \
${_LC_LIBDIRS.yes}
# Shared logic
build${libcompat}: .PHONY
@echo
@echo "--------------------------------------------------------------"
@echo ">>> stage 5.1: building lib${libcompat} shim libraries"
@echo "--------------------------------------------------------------"
.if !defined(NO_CLEAN)
rm -rf ${LIBCOMPATTMP}
.else
.if exists(${LIBCOMPATTMP})
${_+_}cd ${.CURDIR}; ${WMAKE} -DBATCH_DELETE_OLD_FILES \
DESTDIR=${LIBCOMPATTMP} \
delete-old delete-old-libs >/dev/null
.endif
.endif # !defined(NO_CLEAN)
mkdir -p ${LIBCOMPATTMP}/usr/include
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.usr.dist \
-p ${LIBCOMPATTMP}/usr >/dev/null
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.include.dist \
-p ${LIBCOMPATTMP}/usr/include >/dev/null
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib${libcompat}.dist \
-p ${LIBCOMPATTMP}/usr >/dev/null
.if ${MK_DEBUG_FILES} != "no"
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.debug.dist \
-p ${LIBCOMPATTMP}/usr/lib >/dev/null
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib${libcompat}.dist \
-p ${LIBCOMPATTMP}/usr/lib/debug/usr >/dev/null
.endif
mkdir -p ${WORLDTMP}
ln -sf ${.CURDIR}/sys ${WORLDTMP}
.for _t in ${_obj} includes
.for _dir in ${_LC_INCDIRS}
${_+_}cd ${.CURDIR}/${_dir}; ${LIBCOMPATWMAKE} MK_INCLUDES=yes \
DIRPRFX=${_dir}/ ${_t}
.endfor
.endfor
.for _dir in lib/ncurses/ncurses lib/ncurses/ncursesw lib/libmagic
${_+_}cd ${.CURDIR}/${_dir}; \
WORLDTMP=${WORLDTMP} \
MAKEFLAGS="-m ${.CURDIR}/tools/build/mk ${.MAKEFLAGS}" \
${MAKE} SSP_CFLAGS= DESTDIR= \
OBJTOP=${LIBCOMPAT_OBJTOP} \
OBJROOT='$${OBJTOP}/' \
MAKEOBJDIRPREFIX= \
DIRPRFX=${_dir}/ -DNO_LINT -DNO_CPU_CFLAGS MK_WARNS=no MK_CTF=no \
build-tools
.endfor
${_+_}cd ${.CURDIR}; \
${LIBCOMPATWMAKE} -f Makefile.inc1 -DNO_FSCHG libraries
.if ${libcompat} == "32"
.for _t in ${_obj} all
.if !defined(NO_RTLD)
${_+_}cd ${.CURDIR}/libexec/rtld-elf; PROG=ld-elf32.so.1 ${LIBCOMPATWMAKE} \
-DNO_FSCHG DIRPRFX=libexec/rtld-elf/ ${_t}
.endif
${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIBCOMPATWMAKE} \
DIRPRFX=usr.bin/ldd ${_t}
.endfor
.endif
distribute${libcompat} install${libcompat}: .PHONY
.for _dir in ${_LC_LIBDIRS.yes}
${_+_}cd ${.CURDIR}/${_dir}; ${LIBCOMPATIMAKE} ${.TARGET:S/${libcompat}$//}
.endfor
.if ${libcompat} == "32"
.if !defined(NO_RTLD)
${_+_}cd ${.CURDIR}/libexec/rtld-elf; \
PROG=ld-elf32.so.1 ${LIBCOMPATIMAKE} ${.TARGET:S/32$//}
.endif
${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIBCOMPATIMAKE} \
${.TARGET:S/32$//}
.endif
.endif
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