mirror_zfs/module/Makefile.in
Rich Ercolani f68b9c81c8
Workaround Debian's fake System.map behavior
Debian ships fake System.map files by default, leading to the
invocation of depmod with them to flood you with errors about
missing symbols.

Let's notice and not do that.

Reviewed-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Rich Ercolani <rincebrain@gmail.com>
Closes #12862
2021-12-17 12:43:13 -08:00

152 lines
4.4 KiB
Makefile

include Kbuild
INSTALL_MOD_DIR ?= extra
INSTALL_MOD_PATH ?= $(DESTDIR)
SUBDIR_TARGETS = icp lua zstd
all: modules
distclean maintainer-clean: clean
install: modules_install
uninstall: modules_uninstall
check:
.PHONY: all distclean maintainer-clean install uninstall check distdir \
modules modules-Linux modules-FreeBSD modules-unknown \
clean clean-Linux clean-FreeBSD \
modules_install modules_install-Linux modules_install-FreeBSD \
modules_uninstall modules_uninstall-Linux modules_uninstall-FreeBSD \
cppcheck cppcheck-Linux cppcheck-FreeBSD
# For FreeBSD, use debug options from ./configure if not overridden.
export WITH_DEBUG ?= @WITH_DEBUG@
export WITH_INVARIANTS ?= @WITH_INVARIANTS@
# Filter out options that FreeBSD make doesn't understand
getflags = ( \
set -- \
$(filter-out --%,$(firstword $(MFLAGS))) \
$(filter -I%,$(MFLAGS)) \
$(filter -j%,$(MFLAGS)); \
fmakeflags=""; \
while getopts :deiI:j:knqrstw flag; do \
case $$flag in \
\?) :;; \
:) if [ $$OPTARG = "j" ]; then \
ncpus=$$(sysctl -n kern.smp.cpus 2>/dev/null || :); \
if [ -n "$$ncpus" ]; then fmakeflags="$$fmakeflags -j$$ncpus"; fi; \
fi;; \
d) fmakeflags="$$fmakeflags -dA";; \
*) fmakeflags="$$fmakeflags -$$flag$$OPTARG";; \
esac; \
done; \
echo $$fmakeflags \
)
FMAKEFLAGS = -C @abs_srcdir@ -f Makefile.bsd $(shell $(getflags))
ifneq (@abs_srcdir@,@abs_builddir@)
FMAKEFLAGS += MAKEOBJDIR=@abs_builddir@
endif
FMAKE = env -u MAKEFLAGS make $(FMAKEFLAGS)
modules-Linux:
list='$(SUBDIR_TARGETS)'; for targetdir in $$list; do \
$(MAKE) -C $$targetdir; \
done
$(MAKE) -C @LINUX_OBJ@ M=`pwd` @KERNEL_MAKE@ CONFIG_ZFS=m modules
modules-FreeBSD:
+$(FMAKE)
modules-unknown:
@true
modules: modules-@ac_system@
clean-Linux:
@# Only cleanup the kernel build directories when CONFIG_KERNEL
@# is defined. This indicates that kernel modules should be built.
@CONFIG_KERNEL_TRUE@ $(MAKE) -C @LINUX_OBJ@ M=`pwd` @KERNEL_MAKE@ clean
if [ -f @LINUX_SYMBOLS@ ]; then $(RM) @LINUX_SYMBOLS@; fi
if [ -f Module.markers ]; then $(RM) Module.markers; fi
find . -name '*.ur-safe' -type f -print | xargs $(RM)
clean-FreeBSD:
+$(FMAKE) clean
clean: clean-@ac_system@
modules_install-Linux:
@# Install the kernel modules
$(MAKE) -C @LINUX_OBJ@ M=`pwd` modules_install \
INSTALL_MOD_PATH=$(INSTALL_MOD_PATH) \
INSTALL_MOD_DIR=$(INSTALL_MOD_DIR) \
KERNELRELEASE=@LINUX_VERSION@
@# Remove extraneous build products when packaging
kmoddir=$(INSTALL_MOD_PATH)/lib/modules/@LINUX_VERSION@; \
if [ -n "$(DESTDIR)" ]; then \
find $$kmoddir -name 'modules.*' | xargs $(RM); \
fi
@# Debian ships tiny fake System.map files that are
@# syntactically valid but just say
@# "if you want system.map go install this package"
@# Naturally, depmod is less than amused by this.
@# So if we find it missing or with one of these present,
@# we check for the alternate path for the System.map
sysmap=$(INSTALL_MOD_PATH)/boot/System.map-@LINUX_VERSION@; \
{ [ -f "$$sysmap" ] && [ $$(wc -l < "$$sysmap") -ge 100 ]; } || \
sysmap=$(INSTALL_MOD_PATH)/usr/lib/debug/boot/System.map-@LINUX_VERSION@; \
if [ -f $$sysmap ]; then \
depmod -ae -F $$sysmap @LINUX_VERSION@; \
fi
modules_install-FreeBSD:
@# Install the kernel modules
+$(FMAKE) install
modules_install: modules_install-@ac_system@
modules_uninstall-Linux:
@# Uninstall the kernel modules
kmoddir=$(INSTALL_MOD_PATH)/lib/modules/@LINUX_VERSION@; \
for objdir in $(ZFS_MODULES); do \
$(RM) -R $$kmoddir/$(INSTALL_MOD_DIR)/$$objdir; \
done
modules_uninstall-FreeBSD:
@false
modules_uninstall: modules_uninstall-@ac_system@
cppcheck-Linux:
@CPPCHECK@ -j@CPU_COUNT@ --std=c99 --quiet --force --error-exitcode=2 \
--inline-suppr \
--suppress=unmatchedSuppression \
--suppress=noValidConfiguration \
--enable=warning,information -D_KERNEL \
--include=@LINUX_OBJ@/include/generated/autoconf.h \
--include=@top_srcdir@/zfs_config.h \
--config-exclude=@LINUX_OBJ@/include \
-I @LINUX_OBJ@/include \
-I @top_srcdir@/include/os/linux/kernel \
-I @top_srcdir@/include/os/linux/spl \
-I @top_srcdir@/include/os/linux/zfs \
-I @top_srcdir@/include \
avl icp lua nvpair spl unicode zcommon zfs zstd os/linux
cppcheck-FreeBSD:
@true
cppcheck: cppcheck-@ac_system@
distdir:
(cd @srcdir@ && find $(ZFS_MODULES) os -name '*.[chS]') | \
while read path; do \
mkdir -p $$distdir/$${path%/*}; \
cp @srcdir@/$$path $$distdir/$$path; \
done; \
cp @srcdir@/Makefile.bsd $$distdir/Makefile.bsd