1# From: @(#)bsd.prog.mk 5.26 (Berkeley) 6/25/91 2# $FreeBSD$ 3# 4# The include file <bsd.kmod.mk> handles building and installing loadable 5# kernel modules. 6# 7# 8# +++ variables +++ 9# 10# CLEANFILES Additional files to remove for the clean and cleandir targets. 11# 12# EXPORT_SYMS A list of symbols that should be exported from the module, 13# or the name of a file containing a list of symbols, or YES 14# to export all symbols. If not defined, no symbols are 15# exported. 16# 17# KMOD The name of the kernel module to build. 18# 19# KMODDIR Base path for kernel modules (see kld(4)). [/boot/kernel] 20# 21# KMODOWN Module file owner. [${BINOWN}] 22# 23# KMODGRP Module file group. [${BINGRP}] 24# 25# KMODMODE Module file mode. [${BINMODE}] 26# 27# KMODLOAD Command to load a kernel module [/sbin/kldload] 28# 29# KMODUNLOAD Command to unload a kernel module [/sbin/kldunload] 30# 31# KMODISLOADED Command to check whether a kernel module is 32# loaded [/sbin/kldstat -q -n] 33# 34# PROG The name of the kernel module to build. 35# If not supplied, ${KMOD}.ko is used. 36# 37# SRCS List of source files. 38# 39# FIRMWS List of firmware images in format filename:shortname:version 40# 41# FIRMWARE_LICENSE 42# Set to the name of the license the user has to agree on in 43# order to use this firmware. See /usr/share/doc/legal 44# 45# DESTDIR The tree where the module gets installed. [not set] 46# 47# KERNBUILDDIR 48# Set to the location of the kernel build directory where 49# the opt_*.h files, .o's and kernel winds up. 50# 51# +++ targets +++ 52# 53# install: 54# install the kernel module; if the Makefile 55# does not itself define the target install, the targets 56# beforeinstall and afterinstall may also be used to cause 57# actions immediately before and after the install target 58# is executed. 59# 60# load: 61# Load a module. 62# 63# unload: 64# Unload a module. 65# 66# reload: 67# Unload if loaded, then load. 68# 69 70AWK?= awk 71KMODLOAD?= /sbin/kldload 72KMODUNLOAD?= /sbin/kldunload 73KMODISLOADED?= /sbin/kldstat -q -n 74OBJCOPY?= objcopy 75 76.include "kmod.opts.mk" 77.include <bsd.sysdir.mk> 78 79.SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S .m 80 81# amd64 and mips use direct linking for kmod, all others use shared binaries 82.if ${MACHINE_CPUARCH} != amd64 && ${MACHINE_CPUARCH} != mips 83__KLD_SHARED=yes 84.else 85__KLD_SHARED=no 86.endif 87 88.if !empty(CFLAGS:M-O[23s]) && empty(CFLAGS:M-fno-strict-aliasing) 89CFLAGS+= -fno-strict-aliasing 90.endif 91WERROR?= -Werror 92 93LINUXKPI_GENSRCS+= \ 94 backlight_if.h \ 95 bus_if.h \ 96 device_if.h \ 97 pci_if.h \ 98 pci_iov_if.h \ 99 vnode_if.h \ 100 usb_if.h \ 101 opt_usb.h \ 102 opt_stack.h 103 104CFLAGS+= ${WERROR} 105CFLAGS+= -D_KERNEL 106CFLAGS+= -DKLD_MODULE 107.if defined(MODULE_TIED) 108CFLAGS+= -DKLD_TIED 109.endif 110 111# Don't use any standard or source-relative include directories. 112NOSTDINC= -nostdinc 113CFLAGS:= ${CFLAGS:N-I*} ${NOSTDINC} ${INCLMAGIC} ${CFLAGS:M-I*} 114.if defined(KERNBUILDDIR) 115CFLAGS+= -DHAVE_KERNEL_OPTION_HEADERS -include ${KERNBUILDDIR}/opt_global.h 116.else 117SRCS+= opt_global.h 118CFLAGS+= -include ${.OBJDIR}/opt_global.h 119.endif 120 121# Add -I paths for system headers. Individual module makefiles don't 122# need any -I paths for this. Similar defaults for .PATH can't be 123# set because there are no standard paths for non-headers. 124CFLAGS+= -I. -I${SYSDIR} -I${SYSDIR}/contrib/ck/include 125 126CFLAGS.gcc+= -finline-limit=${INLINE_LIMIT} 127CFLAGS.gcc+= -fms-extensions 128CFLAGS.gcc+= --param inline-unit-growth=100 129CFLAGS.gcc+= --param large-function-growth=1000 130 131# Disallow common variables, and if we end up with commons from 132# somewhere unexpected, allocate storage for them in the module itself. 133# 134# -fno-common is the default for src builds, but this should be left in place 135# until at least we catch up to GCC10/LLVM11 or otherwise enable -fno-common 136# in <bsd.sys.mk> instead. For now, we will have duplicate -fno-common in 137# CFLAGS for in-tree module builds as they will also pick it up from 138# share/mk/src.sys.mk, but the following is important for out-of-tree modules 139# (e.g. ports). 140CFLAGS+= -fno-common 141LDFLAGS+= -d -warn-common 142 143.if defined(LINKER_FEATURES) && ${LINKER_FEATURES:Mbuild-id} 144LDFLAGS+= --build-id=sha1 145.endif 146 147CFLAGS+= ${DEBUG_FLAGS} 148.if ${MACHINE_CPUARCH} == amd64 149CFLAGS+= -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer 150.endif 151 152.if ${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "riscv" || \ 153 ${MACHINE_CPUARCH} == "powerpc" 154CFLAGS+= -fPIC 155.endif 156 157# Temporary workaround for PR 196407, which contains the fascinating details. 158# Don't allow clang to use fpu instructions or registers in kernel modules. 159.if ${MACHINE_CPUARCH} == arm 160CFLAGS.clang+= -mno-movt 161CFLAGS.clang+= -mfpu=none 162CFLAGS+= -funwind-tables 163.endif 164 165.if ${MACHINE_CPUARCH} == powerpc 166CFLAGS+= -mlongcall -fno-omit-frame-pointer 167.if ${LINKER_TYPE} == "lld" 168# TOC optimization in LLD (9.0) currently breaks kernel modules, so disable it 169LDFLAGS+= --no-toc-optimize 170.endif 171.endif 172 173.if ${MACHINE_CPUARCH} == mips 174CFLAGS+= -G0 -fno-pic -mno-abicalls -mlong-calls 175.endif 176 177.if defined(DEBUG) || defined(DEBUG_FLAGS) 178CTFFLAGS+= -g 179.endif 180 181.if defined(FIRMWS) 182${KMOD:S/$/.c/}: ${SYSDIR}/tools/fw_stub.awk 183 ${AWK} -f ${SYSDIR}/tools/fw_stub.awk ${FIRMWS} -m${KMOD} -c${KMOD:S/$/.c/g} \ 184 ${FIRMWARE_LICENSE:C/.+/-l/}${FIRMWARE_LICENSE} 185 186SRCS+= ${KMOD:S/$/.c/} 187CLEANFILES+= ${KMOD:S/$/.c/} 188 189.for _firmw in ${FIRMWS} 190${_firmw:C/\:.*$/.fwo/:T}: ${_firmw:C/\:.*$//} ${SYSDIR}/kern/firmw.S 191 @${ECHO} ${_firmw:C/\:.*$//} ${.ALLSRC:M*${_firmw:C/\:.*$//}} 192 ${CC:N${CCACHE_BIN}} -c -x assembler-with-cpp -DLOCORE \ 193 ${CFLAGS} ${WERROR} \ 194 -DFIRMW_FILE="${.ALLSRC:M*${_firmw:C/\:.*$//}}" \ 195 -DFIRMW_SYMBOL="${_firmw:C/\:.*$//:C/[-.\/]/_/g}" \ 196 ${SYSDIR}/kern/firmw.S -o ${.TARGET} 197 198OBJS+= ${_firmw:C/\:.*$/.fwo/:T} 199.endfor 200.endif 201 202# Conditionally include SRCS based on kernel config options. 203.for _o in ${KERN_OPTS} 204SRCS+=${SRCS.${_o}} 205.endfor 206 207OBJS+= ${SRCS:N*.h:R:S/$/.o/g} 208 209.if !defined(PROG) 210PROG= ${KMOD}.ko 211.endif 212 213.if !defined(DEBUG_FLAGS) || ${MK_KERNEL_SYMBOLS} == "no" 214FULLPROG= ${PROG} 215.else 216FULLPROG= ${PROG}.full 217${PROG}: ${FULLPROG} ${PROG}.debug 218 ${OBJCOPY} --strip-debug --add-gnu-debuglink=${PROG}.debug \ 219 ${FULLPROG} ${.TARGET} 220${PROG}.debug: ${FULLPROG} 221 ${OBJCOPY} --only-keep-debug ${FULLPROG} ${.TARGET} 222.endif 223 224.if ${__KLD_SHARED} == yes 225${FULLPROG}: ${KMOD}.kld 226 ${LD} -m ${LD_EMULATION} -Bshareable -znotext -znorelro ${_LDFLAGS} \ 227 -o ${.TARGET} ${KMOD}.kld 228.if !defined(DEBUG_FLAGS) 229 ${OBJCOPY} --strip-debug ${.TARGET} 230.endif 231.endif 232 233EXPORT_SYMS?= NO 234.if ${EXPORT_SYMS} != YES 235CLEANFILES+= export_syms 236.endif 237 238.if exists(${SYSDIR}/conf/ldscript.kmod.${MACHINE_ARCH}) 239LDSCRIPT_FLAGS?= -T ${SYSDIR}/conf/ldscript.kmod.${MACHINE_ARCH} 240.endif 241 242.if ${__KLD_SHARED} == yes 243${KMOD}.kld: ${OBJS} 244.else 245${FULLPROG}: ${OBJS} 246.endif 247 ${LD} -m ${LD_EMULATION} ${_LDFLAGS} ${LDSCRIPT_FLAGS} -r -d \ 248 -o ${.TARGET} ${OBJS} 249.if ${MK_CTF} != "no" 250 ${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS} 251.endif 252.if defined(EXPORT_SYMS) 253.if ${EXPORT_SYMS} != YES 254.if ${EXPORT_SYMS} == NO 255 :> export_syms 256.elif !exists(${.CURDIR}/${EXPORT_SYMS}) 257 echo -n "${EXPORT_SYMS:@s@$s${.newline}@}" > export_syms 258.else 259 grep -v '^#' < ${EXPORT_SYMS} > export_syms 260.endif 261 ${AWK} -f ${SYSDIR}/conf/kmod_syms.awk ${.TARGET} \ 262 export_syms | xargs -J% ${OBJCOPY} % ${.TARGET} 263.endif 264.endif # defined(EXPORT_SYMS) 265.if defined(PREFIX_SYMS) 266 ${AWK} -v prefix=${PREFIX_SYMS} -f ${SYSDIR}/conf/kmod_syms_prefix.awk \ 267 ${.TARGET} /dev/null | xargs -J% ${OBJCOPY} % ${.TARGET} 268.endif 269.if !defined(DEBUG_FLAGS) && ${__KLD_SHARED} == no 270 ${OBJCOPY} --strip-debug ${.TARGET} 271.endif 272 273_MAP_DEBUG_PREFIX= yes 274 275_ILINKS=machine 276.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64" 277_ILINKS+=x86 278.endif 279CLEANFILES+=${_ILINKS} 280 281all: ${PROG} 282 283beforedepend: ${_ILINKS} 284beforebuild: ${_ILINKS} 285 286# Ensure that the links exist without depending on it when it exists which 287# causes all the modules to be rebuilt when the directory pointed to changes. 288# Ensure that debug info references the path in the source tree. 289.for _link in ${_ILINKS} 290.if !exists(${.OBJDIR}/${_link}) 291OBJS_DEPEND_GUESS+= ${_link} 292.endif 293.if defined(_MAP_DEBUG_PREFIX) 294.if ${_link} == "machine" 295CFLAGS+= -fdebug-prefix-map=./machine=${SYSDIR}/${MACHINE}/include 296.else 297CFLAGS+= -fdebug-prefix-map=./${_link}=${SYSDIR}/${_link}/include 298.endif 299.endif 300.endfor 301 302.NOPATH: ${_ILINKS} 303 304${_ILINKS}: 305 @case ${.TARGET} in \ 306 machine) \ 307 path=${SYSDIR}/${MACHINE}/include ;; \ 308 *) \ 309 path=${SYSDIR}/${.TARGET:T}/include ;; \ 310 esac ; \ 311 path=`(cd $$path && /bin/pwd)` ; \ 312 ${ECHO} ${.TARGET:T} "->" $$path ; \ 313 ln -fns $$path ${.TARGET:T} 314 315CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS} 316 317.if defined(DEBUG_FLAGS) && ${MK_KERNEL_SYMBOLS} != "no" 318CLEANFILES+= ${FULLPROG} ${PROG}.debug 319.endif 320 321.if !target(install) 322 323_INSTALLFLAGS:= ${INSTALLFLAGS} 324.for ie in ${INSTALLFLAGS_EDIT} 325_INSTALLFLAGS:= ${_INSTALLFLAGS${ie}} 326.endfor 327 328.if !target(realinstall) 329KERN_DEBUGDIR?= ${DEBUGDIR} 330realinstall: _kmodinstall 331.ORDER: beforeinstall _kmodinstall 332_kmodinstall: .PHONY 333 ${INSTALL} -T release -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 334 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR}/ 335.if defined(DEBUG_FLAGS) && !defined(INSTALL_NODEBUG) && ${MK_KERNEL_SYMBOLS} != "no" 336 ${INSTALL} -T dbg -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 337 ${_INSTALLFLAGS} ${PROG}.debug ${DESTDIR}${KERN_DEBUGDIR}${KMODDIR}/ 338.endif 339 340.include <bsd.links.mk> 341 342.if !defined(NO_XREF) 343afterinstall: _kldxref 344.ORDER: realinstall _kldxref 345.ORDER: _installlinks _kldxref 346_kldxref: .PHONY 347 @if type kldxref >/dev/null 2>&1; then \ 348 ${ECHO} ${KLDXREF_CMD} ${DESTDIR}${KMODDIR}; \ 349 ${KLDXREF_CMD} ${DESTDIR}${KMODDIR}; \ 350 fi 351.endif 352.endif # !target(realinstall) 353 354.endif # !target(install) 355 356.if !target(load) 357load: ${PROG} .PHONY 358 ${KMODLOAD} -v ${.OBJDIR}/${PROG} 359.endif 360 361.if !target(unload) 362unload: .PHONY 363 if ${KMODISLOADED} ${PROG} ; then ${KMODUNLOAD} -v ${PROG} ; fi 364.endif 365 366.if !target(reload) 367reload: unload load .PHONY 368.endif 369 370.if defined(KERNBUILDDIR) 371.PATH: ${KERNBUILDDIR} 372CFLAGS+= -I${KERNBUILDDIR} 373.for _src in ${SRCS:Mopt_*.h} 374CLEANFILES+= ${_src} 375.if !target(${_src}) 376${_src}: 377 ln -sf ${KERNBUILDDIR}/${_src} ${.TARGET} 378.endif 379.endfor 380.else 381.for _src in ${SRCS:Mopt_*.h} 382CLEANFILES+= ${_src} 383.if !target(${_src}) 384${_src}: 385 :> ${.TARGET} 386.endif 387.endfor 388.endif 389 390# Add the sanitizer C flags 391CFLAGS+= ${SAN_CFLAGS} 392 393# Add the gcov flags 394CFLAGS+= ${GCOV_CFLAGS} 395 396# Respect configuration-specific C flags. 397CFLAGS+= ${ARCH_FLAGS} ${CONF_CFLAGS} 398 399.if !empty(SRCS:Mvnode_if.c) 400CLEANFILES+= vnode_if.c 401vnode_if.c: ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src 402 ${AWK} -f ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src -c 403.endif 404 405.if !empty(SRCS:Mvnode_if.h) 406CLEANFILES+= vnode_if.h vnode_if_newproto.h vnode_if_typedef.h 407vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: ${SYSDIR}/tools/vnode_if.awk \ 408 ${SYSDIR}/kern/vnode_if.src 409vnode_if.h: vnode_if_newproto.h vnode_if_typedef.h 410 ${AWK} -f ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src -h 411vnode_if_newproto.h: 412 ${AWK} -f ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src -p 413vnode_if_typedef.h: 414 ${AWK} -f ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src -q 415.endif 416 417# Build _if.[ch] from _if.m, and clean them when we're done. 418# __MPATH defined in config.mk 419_MFILES=${__MPATH:T:O} 420_MPATH=${__MPATH:H:O:u} 421.PATH.m: ${_MPATH} 422.for _i in ${SRCS:M*_if.[ch]} 423_MATCH=M${_i:R:S/$/.m/} 424_MATCHES=${_MFILES:${_MATCH}} 425.if !empty(_MATCHES) 426CLEANFILES+= ${_i} 427.endif 428.endfor # _i 429.m.c: ${SYSDIR}/tools/makeobjops.awk 430 ${AWK} -f ${SYSDIR}/tools/makeobjops.awk ${.IMPSRC} -c 431 432.m.h: ${SYSDIR}/tools/makeobjops.awk 433 ${AWK} -f ${SYSDIR}/tools/makeobjops.awk ${.IMPSRC} -h 434 435.for _i in mii pccard 436.if !empty(SRCS:M${_i}devs.h) 437CLEANFILES+= ${_i}devs.h 438${_i}devs.h: ${SYSDIR}/tools/${_i}devs2h.awk ${SYSDIR}/dev/${_i}/${_i}devs 439 ${AWK} -f ${SYSDIR}/tools/${_i}devs2h.awk ${SYSDIR}/dev/${_i}/${_i}devs 440.endif 441.endfor # _i 442 443.if !empty(SRCS:Mbhnd_nvram_map.h) 444CLEANFILES+= bhnd_nvram_map.h 445bhnd_nvram_map.h: ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.awk \ 446 ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.sh \ 447 ${SYSDIR}/dev/bhnd/nvram/nvram_map 448bhnd_nvram_map.h: 449 sh ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.sh \ 450 ${SYSDIR}/dev/bhnd/nvram/nvram_map -h 451.endif 452 453.if !empty(SRCS:Mbhnd_nvram_map_data.h) 454CLEANFILES+= bhnd_nvram_map_data.h 455bhnd_nvram_map_data.h: ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.awk \ 456 ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.sh \ 457 ${SYSDIR}/dev/bhnd/nvram/nvram_map 458bhnd_nvram_map_data.h: 459 sh ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.sh \ 460 ${SYSDIR}/dev/bhnd/nvram/nvram_map -d 461.endif 462 463.if !empty(SRCS:Musbdevs.h) 464CLEANFILES+= usbdevs.h 465usbdevs.h: ${SYSDIR}/tools/usbdevs2h.awk ${SYSDIR}/dev/usb/usbdevs 466 ${AWK} -f ${SYSDIR}/tools/usbdevs2h.awk ${SYSDIR}/dev/usb/usbdevs -h 467.endif 468 469.if !empty(SRCS:Musbdevs_data.h) 470CLEANFILES+= usbdevs_data.h 471usbdevs_data.h: ${SYSDIR}/tools/usbdevs2h.awk ${SYSDIR}/dev/usb/usbdevs 472 ${AWK} -f ${SYSDIR}/tools/usbdevs2h.awk ${SYSDIR}/dev/usb/usbdevs -d 473.endif 474 475.if !empty(SRCS:Msdiodevs.h) 476CLEANFILES+= sdiodevs.h 477sdiodevs.h: ${SYSDIR}/tools/sdiodevs2h.awk ${SYSDIR}/dev/sdio/sdiodevs 478 ${AWK} -f ${SYSDIR}/tools/sdiodevs2h.awk ${SYSDIR}/dev/sdio/sdiodevs -h 479.endif 480 481.if !empty(SRCS:Msdiodevs_data.h) 482CLEANFILES+= sdiodevs_data.h 483sdiodevs_data.h: ${SYSDIR}/tools/sdiodevs2h.awk ${SYSDIR}/dev/sdio/sdiodevs 484 ${AWK} -f ${SYSDIR}/tools/sdiodevs2h.awk ${SYSDIR}/dev/sdio/sdiodevs -d 485.endif 486 487.if !empty(SRCS:Macpi_quirks.h) 488CLEANFILES+= acpi_quirks.h 489acpi_quirks.h: ${SYSDIR}/tools/acpi_quirks2h.awk ${SYSDIR}/dev/acpica/acpi_quirks 490 ${AWK} -f ${SYSDIR}/tools/acpi_quirks2h.awk ${SYSDIR}/dev/acpica/acpi_quirks 491.endif 492 493.if !empty(SRCS:Massym.inc) || !empty(DPSRCS:Massym.inc) 494CLEANFILES+= assym.inc genassym.o 495DEPENDOBJS+= genassym.o 496DPSRCS+= offset.inc 497.endif 498.if defined(MODULE_TIED) 499DPSRCS+= offset.inc 500.endif 501.if !empty(SRCS:Moffset.inc) || !empty(DPSRCS:Moffset.inc) 502CLEANFILES+= offset.inc genoffset.o 503DEPENDOBJS+= genoffset.o 504.endif 505assym.inc: genassym.o 506offset.inc: genoffset.o 507assym.inc: ${SYSDIR}/kern/genassym.sh 508 sh ${SYSDIR}/kern/genassym.sh genassym.o > ${.TARGET} 509genassym.o: ${SYSDIR}/${MACHINE}/${MACHINE}/genassym.c offset.inc 510genassym.o: ${SRCS:Mopt_*.h} 511 ${CC} -c ${CFLAGS:N-flto:N-fno-common} -fcommon \ 512 ${SYSDIR}/${MACHINE}/${MACHINE}/genassym.c 513offset.inc: ${SYSDIR}/kern/genoffset.sh genoffset.o 514 sh ${SYSDIR}/kern/genoffset.sh genoffset.o > ${.TARGET} 515genoffset.o: ${SYSDIR}/kern/genoffset.c 516genoffset.o: ${SRCS:Mopt_*.h} 517 ${CC} -c ${CFLAGS:N-flto:N-fno-common} -fcommon \ 518 ${SYSDIR}/kern/genoffset.c 519 520CLEANDEPENDFILES+= ${_ILINKS} 521# .depend needs include links so we remove them only together. 522cleanilinks: 523 rm -f ${_ILINKS} 524 525OBJS_DEPEND_GUESS+= ${SRCS:M*.h} 526.if defined(KERNBUILDDIR) 527OBJS_DEPEND_GUESS+= opt_global.h 528.endif 529 530ZINCDIR=${SYSDIR}/contrib/openzfs/include 531OPENZFS_CFLAGS= \ 532 -D_SYS_VMEM_H_ \ 533 -D__KERNEL__ \ 534 -nostdinc \ 535 -DSMP \ 536 -I${ZINCDIR} \ 537 -I${ZINCDIR}/os/freebsd \ 538 -I${ZINCDIR}/os/freebsd/spl \ 539 -I${ZINCDIR}/os/freebsd/zfs \ 540 -I${SYSDIR}/cddl/compat/opensolaris \ 541 -I${SYSDIR}/cddl/contrib/opensolaris/uts/common \ 542 -include ${ZINCDIR}/os/freebsd/spl/sys/ccompile.h 543OPENZFS_CWARNFLAGS= \ 544 -Wno-nested-externs \ 545 -Wno-redundant-decls 546 547.include <bsd.dep.mk> 548.include <bsd.clang-analyze.mk> 549.include <bsd.obj.mk> 550.include "kern.mk" 551