freebsd-skq/share/mk/bsd.lib.mk
Ed Maste fc191b1111 Introduce src.conf knob to build userland with retpoline
WITH_RETPOLINE enables -mretpoline vulnerability mitigation in userland
for CVE-2017-5715.

Reported by:	Peter Malcom
Reviewed by:	markj
MFC after:	1 week
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D17421
2018-10-21 00:27:59 +00:00

492 lines
14 KiB
Makefile

# from: @(#)bsd.lib.mk 5.26 (Berkeley) 5/2/91
# $FreeBSD$
#
.include <bsd.init.mk>
.if defined(LIB_CXX) || defined(SHLIB_CXX)
_LD= ${CXX}
.else
_LD= ${CC}
.endif
.if defined(LIB_CXX)
LIB= ${LIB_CXX}
.endif
.if defined(SHLIB_CXX)
SHLIB= ${SHLIB_CXX}
.endif
LIB_PRIVATE= ${PRIVATELIB:Dprivate}
# Set up the variables controlling shared libraries. After this section,
# SHLIB_NAME will be defined only if we are to create a shared library.
# SHLIB_LINK will be defined only if we are to create a link to it.
# INSTALL_PIC_ARCHIVE will be defined only if we are to create a PIC archive.
# BUILD_NOSSP_PIC_ARCHIVE will be defined only if we are to create a PIC archive.
.if defined(NO_PIC)
.undef SHLIB_NAME
.undef INSTALL_PIC_ARCHIVE
.undef BUILD_NOSSP_PIC_ARCHIVE
.else
.if !defined(SHLIB) && defined(LIB)
SHLIB= ${LIB}
.endif
.if !defined(SHLIB_NAME) && defined(SHLIB) && defined(SHLIB_MAJOR)
SHLIB_NAME= lib${LIB_PRIVATE}${SHLIB}.so.${SHLIB_MAJOR}
.endif
.if defined(SHLIB_NAME) && !empty(SHLIB_NAME:M*.so.*)
SHLIB_LINK?= ${SHLIB_NAME:R}
.endif
SONAME?= ${SHLIB_NAME}
.endif
.if defined(CRUNCH_CFLAGS)
CFLAGS+= ${CRUNCH_CFLAGS}
.endif
.if ${MK_ASSERT_DEBUG} == "no"
CFLAGS+= -DNDEBUG
NO_WERROR=
.endif
.if defined(DEBUG_FLAGS)
CFLAGS+= ${DEBUG_FLAGS}
.if ${MK_CTF} != "no" && ${DEBUG_FLAGS:M-g} != ""
CTFFLAGS+= -g
.endif
.else
STRIP?= -s
.endif
.if ${SHLIBDIR:M*lib32*}
TAGS+= lib32
.endif
.if defined(NO_ROOT)
.if !defined(TAGS) || ! ${TAGS:Mpackage=*}
TAGS+= package=${PACKAGE:Uruntime}
.endif
TAG_ARGS= -T ${TAGS:[*]:S/ /,/g}
.endif
.if ${MK_RETPOLINE} != "no"
CFLAGS+= -mretpoline
CXXFLAGS+= -mretpoline
LDFLAGS+= -Wl,-zretpolineplt
.endif
.if ${MK_DEBUG_FILES} != "no" && empty(DEBUG_FLAGS:M-g) && \
empty(DEBUG_FLAGS:M-gdwarf*)
CFLAGS+= ${DEBUG_FILES_CFLAGS}
CXXFLAGS+= ${DEBUG_FILES_CFLAGS}
CTFFLAGS+= -g
.endif
.include <bsd.libnames.mk>
# prefer .s to a .c, add .po, remove stuff not used in the BSD libraries
# .pico used for PIC object files
# .nossppico used for NOSSP PIC object files
.SUFFIXES: .out .o .bc .ll .po .pico .nossppico .S .asm .s .c .cc .cpp .cxx .C .f .y .l .ln
.if !defined(PICFLAG)
.if ${MACHINE_CPUARCH} == "sparc64"
PICFLAG=-fPIC
.else
PICFLAG=-fpic
.endif
.endif
PO_FLAG=-pg
.c.po:
${CC} ${PO_FLAG} ${STATIC_CFLAGS} ${PO_CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
${CTFCONVERT_CMD}
.c.pico:
${CC} ${PICFLAG} -DPIC ${SHARED_CFLAGS} ${CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
${CTFCONVERT_CMD}
.c.nossppico:
${CC} ${PICFLAG} -DPIC ${SHARED_CFLAGS:C/^-fstack-protector.*$//} ${CFLAGS:C/^-fstack-protector.*$//} -c ${.IMPSRC} -o ${.TARGET}
${CTFCONVERT_CMD}
.cc.po .C.po .cpp.po .cxx.po:
${CXX} ${PO_FLAG} ${STATIC_CXXFLAGS} ${PO_CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
.cc.pico .C.pico .cpp.pico .cxx.pico:
${CXX} ${PICFLAG} -DPIC ${SHARED_CXXFLAGS} ${CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
.cc.nossppico .C.nossppico .cpp.nossppico .cxx.nossppico:
${CXX} ${PICFLAG} -DPIC ${SHARED_CXXFLAGS:C/^-fstack-protector.*$//} ${CXXFLAGS:C/^-fstack-protector.*$//} -c ${.IMPSRC} -o ${.TARGET}
.f.po:
${FC} -pg ${FFLAGS} -o ${.TARGET} -c ${.IMPSRC}
${CTFCONVERT_CMD}
.f.pico:
${FC} ${PICFLAG} -DPIC ${FFLAGS} -o ${.TARGET} -c ${.IMPSRC}
${CTFCONVERT_CMD}
.f.nossppico:
${FC} ${PICFLAG} -DPIC ${FFLAGS:C/^-fstack-protector.*$//} -o ${.TARGET} -c ${.IMPSRC}
${CTFCONVERT_CMD}
.s.po .s.pico .s.nossppico:
${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
${CTFCONVERT_CMD}
.asm.po:
${CC:N${CCACHE_BIN}} -x assembler-with-cpp -DPROF ${PO_CFLAGS} \
${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
${CTFCONVERT_CMD}
.asm.pico:
${CC:N${CCACHE_BIN}} -x assembler-with-cpp ${PICFLAG} -DPIC \
${CFLAGS} ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
${CTFCONVERT_CMD}
.asm.nossppico:
${CC:N${CCACHE_BIN}} -x assembler-with-cpp ${PICFLAG} -DPIC \
${CFLAGS:C/^-fstack-protector.*$//} ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
${CTFCONVERT_CMD}
.S.po:
${CC:N${CCACHE_BIN}} -DPROF ${PO_CFLAGS} ${ACFLAGS} -c ${.IMPSRC} \
-o ${.TARGET}
${CTFCONVERT_CMD}
.S.pico:
${CC:N${CCACHE_BIN}} ${PICFLAG} -DPIC ${CFLAGS} ${ACFLAGS} \
-c ${.IMPSRC} -o ${.TARGET}
${CTFCONVERT_CMD}
.S.nossppico:
${CC:N${CCACHE_BIN}} ${PICFLAG} -DPIC ${CFLAGS:C/^-fstack-protector.*$//} ${ACFLAGS} \
-c ${.IMPSRC} -o ${.TARGET}
${CTFCONVERT_CMD}
_LIBDIR:=${LIBDIR}
_SHLIBDIR:=${SHLIBDIR}
.if defined(SHLIB_NAME)
.if ${MK_DEBUG_FILES} != "no"
SHLIB_NAME_FULL=${SHLIB_NAME}.full
# Use ${DEBUGDIR} for base system debug files, else .debug subdirectory
.if ${_SHLIBDIR} == "/boot" ||\
${SHLIBDIR:C%/lib(/.*)?$%/lib%} == "/lib" ||\
${SHLIBDIR:C%/usr/(tests/)?lib(32|exec)?(/.*)?%/usr/lib%} == "/usr/lib"
DEBUGFILEDIR=${DEBUGDIR}${_SHLIBDIR}
.else
DEBUGFILEDIR=${_SHLIBDIR}/.debug
.endif
.if !exists(${DESTDIR}${DEBUGFILEDIR})
DEBUGMKDIR=
.endif
.else
SHLIB_NAME_FULL=${SHLIB_NAME}
.endif
.endif
.include <bsd.symver.mk>
# Allow libraries to specify their own version map or have it
# automatically generated (see bsd.symver.mk above).
.if ${MK_SYMVER} == "yes" && !empty(VERSION_MAP)
${SHLIB_NAME_FULL}: ${VERSION_MAP}
LDFLAGS+= -Wl,--version-script=${VERSION_MAP}
.endif
.if defined(LIB) && !empty(LIB) || defined(SHLIB_NAME)
OBJS+= ${SRCS:N*.h:${OBJS_SRCS_FILTER:ts:}:S/$/.o/}
BCOBJS+= ${SRCS:N*.[hsS]:N*.asm:${OBJS_SRCS_FILTER:ts:}:S/$/.bco/g}
LLOBJS+= ${SRCS:N*.[hsS]:N*.asm:${OBJS_SRCS_FILTER:ts:}:S/$/.llo/g}
CLEANFILES+= ${OBJS} ${BCOBJS} ${LLOBJS} ${STATICOBJS}
.endif
.if defined(LIB) && !empty(LIB)
_LIBS= lib${LIB_PRIVATE}${LIB}.a
lib${LIB_PRIVATE}${LIB}.a: ${OBJS} ${STATICOBJS}
@${ECHO} building static ${LIB} library
@rm -f ${.TARGET}
${AR} ${ARFLAGS} ${.TARGET} `NM='${NM}' NMFLAGS='${NMFLAGS}' \
${LORDER} ${OBJS} ${STATICOBJS} | ${TSORT} ${TSORTFLAGS}` ${ARADD}
${RANLIB} ${RANLIBFLAGS} ${.TARGET}
.endif
.if !defined(INTERNALLIB)
.if ${MK_PROFILE} != "no" && defined(LIB) && !empty(LIB)
_LIBS+= lib${LIB_PRIVATE}${LIB}_p.a
POBJS+= ${OBJS:.o=.po} ${STATICOBJS:.o=.po}
DEPENDOBJS+= ${POBJS}
CLEANFILES+= ${POBJS}
lib${LIB_PRIVATE}${LIB}_p.a: ${POBJS}
@${ECHO} building profiled ${LIB} library
@rm -f ${.TARGET}
${AR} ${ARFLAGS} ${.TARGET} `NM='${NM}' NMFLAGS='${NMFLAGS}' \
${LORDER} ${POBJS} | ${TSORT} ${TSORTFLAGS}` ${ARADD}
${RANLIB} ${RANLIBFLAGS} ${.TARGET}
.endif
.if defined(LLVM_LINK)
lib${LIB_PRIVATE}${LIB}.bc: ${BCOBJS}
${LLVM_LINK} -o ${.TARGET} ${BCOBJS}
lib${LIB_PRIVATE}${LIB}.ll: ${LLOBJS}
${LLVM_LINK} -S -o ${.TARGET} ${LLOBJS}
CLEANFILES+= lib${LIB_PRIVATE}${LIB}.bc lib${LIB_PRIVATE}${LIB}.ll
.endif
.if defined(SHLIB_NAME) || \
defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
SOBJS+= ${OBJS:.o=.pico}
DEPENDOBJS+= ${SOBJS}
CLEANFILES+= ${SOBJS}
.endif
.if defined(SHLIB_NAME)
_LIBS+= ${SHLIB_NAME}
SOLINKOPTS+= -shared -Wl,-x
.if defined(LD_FATAL_WARNINGS) && ${LD_FATAL_WARNINGS} == "no"
SOLINKOPTS+= -Wl,--no-fatal-warnings
.else
SOLINKOPTS+= -Wl,--fatal-warnings
.endif
SOLINKOPTS+= -Wl,--warn-shared-textrel
.if target(beforelinking)
beforelinking: ${SOBJS}
${SHLIB_NAME_FULL}: beforelinking
.endif
.if defined(SHLIB_LINK)
.if defined(SHLIB_LDSCRIPT) && !empty(SHLIB_LDSCRIPT) && exists(${.CURDIR}/${SHLIB_LDSCRIPT})
${SHLIB_LINK:R}.ld: ${.CURDIR}/${SHLIB_LDSCRIPT}
sed -e 's,@@SHLIB@@,${_SHLIBDIR}/${SHLIB_NAME},g' \
-e 's,@@LIBDIR@@,${_LIBDIR},g' \
${.ALLSRC} > ${.TARGET}
${SHLIB_NAME_FULL}: ${SHLIB_LINK:R}.ld
CLEANFILES+= ${SHLIB_LINK:R}.ld
.endif
CLEANFILES+= ${SHLIB_LINK}
.endif
${SHLIB_NAME_FULL}: ${SOBJS}
@${ECHO} building shared library ${SHLIB_NAME}
@rm -f ${SHLIB_NAME} ${SHLIB_LINK}
.if defined(SHLIB_LINK) && !commands(${SHLIB_LINK:R}.ld) && ${MK_DEBUG_FILES} == "no"
@${INSTALL_LIBSYMLINK} ${TAG_ARGS:D${TAG_ARGS},development} ${SHLIB_NAME} ${SHLIB_LINK}
.endif
${_LD:N${CCACHE_BIN}} ${LDFLAGS} ${SSP_CFLAGS} ${SOLINKOPTS} \
-o ${.TARGET} -Wl,-soname,${SONAME} \
`NM='${NM}' NMFLAGS='${NMFLAGS}' ${LORDER} ${SOBJS} | \
${TSORT} ${TSORTFLAGS}` ${LDADD}
.if ${MK_CTF} != "no"
${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${SOBJS}
.endif
.if ${MK_DEBUG_FILES} != "no"
CLEANFILES+= ${SHLIB_NAME_FULL} ${SHLIB_NAME}.debug
${SHLIB_NAME}: ${SHLIB_NAME_FULL} ${SHLIB_NAME}.debug
${OBJCOPY} --strip-debug --add-gnu-debuglink=${SHLIB_NAME}.debug \
${SHLIB_NAME_FULL} ${.TARGET}
.if defined(SHLIB_LINK) && !commands(${SHLIB_LINK:R}.ld)
@${INSTALL_LIBSYMLINK} ${TAG_ARGS:D${TAG_ARGS},development} ${SHLIB_NAME} ${SHLIB_LINK}
.endif
${SHLIB_NAME}.debug: ${SHLIB_NAME_FULL}
${OBJCOPY} --only-keep-debug ${SHLIB_NAME_FULL} ${.TARGET}
.endif
.endif #defined(SHLIB_NAME)
.if defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB) && ${MK_TOOLCHAIN} != "no"
_LIBS+= lib${LIB_PRIVATE}${LIB}_pic.a
lib${LIB_PRIVATE}${LIB}_pic.a: ${SOBJS}
@${ECHO} building special pic ${LIB} library
@rm -f ${.TARGET}
${AR} ${ARFLAGS} ${.TARGET} ${SOBJS} ${ARADD}
${RANLIB} ${RANLIBFLAGS} ${.TARGET}
.endif
.if defined(BUILD_NOSSP_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
NOSSPSOBJS+= ${OBJS:.o=.nossppico}
DEPENDOBJS+= ${NOSSPSOBJS}
CLEANFILES+= ${NOSSPSOBJS}
_LIBS+= lib${LIB_PRIVATE}${LIB}_nossp_pic.a
lib${LIB_PRIVATE}${LIB}_nossp_pic.a: ${NOSSPSOBJS}
@${ECHO} building special nossp pic ${LIB} library
@rm -f ${.TARGET}
${AR} ${ARFLAGS} ${.TARGET} ${NOSSPSOBJS} ${ARADD}
${RANLIB} ${RANLIBFLAGS} ${.TARGET}
.endif
.endif # !defined(INTERNALLIB)
.if defined(_SKIP_BUILD)
all:
.else
.if defined(_LIBS) && !empty(_LIBS)
all: ${_LIBS}
.endif
.if ${MK_MAN} != "no" && !defined(LIBRARIES_ONLY)
all: all-man
.endif
.endif
CLEANFILES+= ${_LIBS}
_EXTRADEPEND:
.if !defined(NO_EXTRADEPEND) && defined(SHLIB_NAME)
.if defined(DPADD) && !empty(DPADD)
echo ${SHLIB_NAME_FULL}: ${DPADD} >> ${DEPENDFILE}
.endif
.endif
.if !target(install)
.if defined(PRECIOUSLIB)
.if !defined(NO_FSCHG)
SHLINSTALLFLAGS+= -fschg
.endif
.endif
# Install libraries with -S to avoid risk of modifying in-use libraries when
# installing to a running system. It is safe to avoid this for NO_ROOT builds
# that are only creating an image.
.if !defined(NO_SAFE_LIBINSTALL) && !defined(NO_ROOT)
SHLINSTALLFLAGS+= -S
.endif
_INSTALLFLAGS:= ${INSTALLFLAGS}
.for ie in ${INSTALLFLAGS_EDIT}
_INSTALLFLAGS:= ${_INSTALLFLAGS${ie}}
.endfor
_SHLINSTALLFLAGS:= ${SHLINSTALLFLAGS}
.for ie in ${INSTALLFLAGS_EDIT}
_SHLINSTALLFLAGS:= ${_SHLINSTALLFLAGS${ie}}
.endfor
.if !defined(INTERNALLIB)
realinstall: _libinstall
.ORDER: beforeinstall _libinstall
_libinstall:
.if defined(LIB) && !empty(LIB) && ${MK_INSTALLLIB} != "no"
${INSTALL} ${TAG_ARGS:D${TAG_ARGS},development} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
${_INSTALLFLAGS} lib${LIB_PRIVATE}${LIB}.a ${DESTDIR}${_LIBDIR}/
.endif
.if ${MK_PROFILE} != "no" && defined(LIB) && !empty(LIB)
${INSTALL} ${TAG_ARGS:D${TAG_ARGS},profile} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
${_INSTALLFLAGS} lib${LIB_PRIVATE}${LIB}_p.a ${DESTDIR}${_LIBDIR}/
.endif
.if defined(SHLIB_NAME)
${INSTALL} ${TAG_ARGS} ${STRIP} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
${_INSTALLFLAGS} ${_SHLINSTALLFLAGS} \
${SHLIB_NAME} ${DESTDIR}${_SHLIBDIR}/
.if ${MK_DEBUG_FILES} != "no"
.if defined(DEBUGMKDIR)
${INSTALL} ${TAG_ARGS:D${TAG_ARGS},debug} -d ${DESTDIR}${DEBUGFILEDIR}/
.endif
${INSTALL} ${TAG_ARGS:D${TAG_ARGS},debug} -o ${LIBOWN} -g ${LIBGRP} -m ${DEBUGMODE} \
${_INSTALLFLAGS} \
${SHLIB_NAME}.debug ${DESTDIR}${DEBUGFILEDIR}/
.endif
.if defined(SHLIB_LINK)
.if commands(${SHLIB_LINK:R}.ld)
${INSTALL} ${TAG_ARGS:D${TAG_ARGS},development} -S -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
${_INSTALLFLAGS} ${SHLIB_LINK:R}.ld \
${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
.for _SHLIB_LINK_LINK in ${SHLIB_LDSCRIPT_LINKS}
${INSTALL_LIBSYMLINK} ${SHLIB_LINK} ${DESTDIR}${_LIBDIR}/${_SHLIB_LINK_LINK}
.endfor
.else
.if ${_SHLIBDIR} == ${_LIBDIR}
.if ${SHLIB_LINK:Mlib*}
${INSTALL_RSYMLINK} ${TAG_ARGS:D${TAG_ARGS},development} ${SHLIB_NAME} ${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
.else
${INSTALL_RSYMLINK} ${TAG_ARGS} ${DESTDIR}${_SHLIBDIR}/${SHLIB_NAME} \
${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
.endif
.else
.if ${SHLIB_LINK:Mlib*}
${INSTALL_RSYMLINK} ${TAG_ARGS:D${TAG_ARGS},development} ${DESTDIR}${_SHLIBDIR}/${SHLIB_NAME} \
${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
.else
${INSTALL_RSYMLINK} ${TAG_ARGS} ${DESTDIR}${_SHLIBDIR}/${SHLIB_NAME} \
${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
.endif
.if exists(${DESTDIR}${_LIBDIR}/${SHLIB_NAME})
-chflags noschg ${DESTDIR}${_LIBDIR}/${SHLIB_NAME}
rm -f ${DESTDIR}${_LIBDIR}/${SHLIB_NAME}
.endif
.endif
.endif # SHLIB_LDSCRIPT
.endif # SHLIB_LINK
.endif # SHIB_NAME
.if defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB) && ${MK_TOOLCHAIN} != "no"
${INSTALL} ${TAG_ARGS:D${TAG_ARGS},development} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
${_INSTALLFLAGS} lib${LIB}_pic.a ${DESTDIR}${_LIBDIR}/
.endif
.endif # !defined(INTERNALLIB)
.if !defined(LIBRARIES_ONLY)
.include <bsd.nls.mk>
.include <bsd.confs.mk>
.include <bsd.files.mk>
.include <bsd.incs.mk>
.endif
LINKOWN?= ${LIBOWN}
LINKGRP?= ${LIBGRP}
LINKMODE?= ${LIBMODE}
SYMLINKOWN?= ${LIBOWN}
SYMLINKGRP?= ${LIBGRP}
.include <bsd.links.mk>
.if ${MK_MAN} != "no" && !defined(LIBRARIES_ONLY)
realinstall: maninstall
.ORDER: beforeinstall maninstall
.endif
.endif
.if ${MK_MAN} != "no" && !defined(LIBRARIES_ONLY)
.include <bsd.man.mk>
.endif
.if defined(LIB) && !empty(LIB)
OBJS_DEPEND_GUESS+= ${SRCS:M*.h}
.for _S in ${SRCS:N*.[hly]}
OBJS_DEPEND_GUESS.${_S:${OBJS_SRCS_FILTER:ts:}}.po+= ${_S}
.endfor
.endif
.if defined(SHLIB_NAME) || \
defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
.for _S in ${SRCS:N*.[hly]}
OBJS_DEPEND_GUESS.${_S:${OBJS_SRCS_FILTER:ts:}}.pico+= ${_S}
.endfor
.endif
.if defined(BUILD_NOSSP_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
.for _S in ${SRCS:N*.[hly]}
OBJS_DEPEND_GUESS.${_S:${OBJS_SRCS_FILTER:ts:}}.nossppico+= ${_S}
.endfor
.endif
.if defined(HAS_TESTS)
MAKE+= MK_MAKE_CHECK_USE_SANDBOX=yes
SUBDIR_TARGETS+= check
TESTS_LD_LIBRARY_PATH+= ${.OBJDIR}
.endif
.include <bsd.dep.mk>
.include <bsd.clang-analyze.mk>
.include <bsd.obj.mk>
.include <bsd.sys.mk>