bindgen (optional) 0.56.0 bindgen --version
GNU make 3.82 make --version
bash 4.2 bash --version
-binutils 2.23 ld -v
+binutils 2.25 ld -v
flex 2.5.35 flex --version
bison 2.0 bison --version
pahole 1.16 pahole --version
Binutils
--------
-Binutils 2.23 or newer is needed to build the kernel.
+Binutils 2.25 or newer is needed to build the kernel.
pkg-config
----------
# Comments in this file are targeted only to the developer, do not
# expect to learn how to build the kernel reading this file.
+ifeq ($(filter undefine,$(.FEATURES)),)
+$(error GNU Make >= 3.82 is required. Your Make version is $(MAKE_VERSION))
+endif
+
$(if $(filter __%, $(MAKECMDGOALS)), \
$(error targets prefixed with '__' are only for internal use))
# If the user is running make -s (silent mode), suppress echoing of
# commands
+# make-4.0 (and later) keep single letter options in the 1st word of MAKEFLAGS.
-ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
- quiet=silent_
- KBUILD_VERBOSE = 0
+ifeq ($(filter 3.%,$(MAKE_VERSION)),)
+silence:=$(findstring s,$(firstword -$(MAKEFLAGS)))
+else
+silence:=$(findstring s,$(filter-out --%,$(MAKEFLAGS)))
+endif
+
+ifeq ($(silence),s)
+quiet=silent_
+KBUILD_VERBOSE = 0
endif
export quiet Q KBUILD_VERBOSE
include $(srctree)/scripts/Kbuild.include
# Read KERNELRELEASE from include/config/kernel.release (if it exists)
-KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
+KERNELRELEASE = $(call read-file, include/config/kernel.release)
KERNELVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION)
export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION
KBUILD_CFLAGS += $(stackp-flags-y)
-KBUILD_CFLAGS-$(CONFIG_WERROR) += -Werror
+KBUILD_CPPFLAGS-$(CONFIG_WERROR) += -Werror
+KBUILD_CPPFLAGS += $(KBUILD_CPPFLAGS-y)
KBUILD_CFLAGS-$(CONFIG_CC_NO_ARRAY_BOUNDS) += -Wno-array-bounds
KBUILD_RUSTFLAGS-$(CONFIG_WERROR) += -Dwarnings
# Check for frame size exceeding threshold during prolog/epilog insertion
# when using lld < 13.0.0.
ifneq ($(CONFIG_FRAME_WARN),0)
-ifeq ($(shell test $(CONFIG_LLD_VERSION) -lt 130000; echo $$?),0)
+ifeq ($(call test-lt, $(CONFIG_LLD_VERSION), 130000),y)
KBUILD_LDFLAGS += -plugin-opt=-warn-stack-size=$(CONFIG_FRAME_WARN)
endif
endif
rm -f $(MODLIB)/build ; \
ln -s $(CURDIR) $(MODLIB)/build ; \
fi
- @sed 's:^:kernel/:' modules.order > $(MODLIB)/modules.order
+ @sed 's:^\(.*\)\.o$$:kernel/\1.ko:' modules.order > $(MODLIB)/modules.order
@cp -f modules.builtin $(MODLIB)/
@cp -f $(objtree)/modules.builtin.modinfo $(MODLIB)/
endif
ifeq ($(CONFIG_LD_IS_LLD),y)
-ifeq ($(shell test $(CONFIG_LLD_VERSION) -lt 150000; echo $$?),0)
+ifeq ($(call test-lt, $(CONFIG_LLD_VERSION), 150000),y)
KBUILD_CFLAGS += -mno-relax
KBUILD_AFLAGS += -mno-relax
ifndef CONFIG_AS_IS_LLVM
KBUILD_LDFLAGS += -m elf_$(UTS_MACHINE)
ifdef CONFIG_LTO_CLANG
-ifeq ($(shell test $(CONFIG_LLD_VERSION) -lt 130000; echo $$?),0)
+ifeq ($(call test-lt, $(CONFIG_LLD_VERSION), 130000),y)
KBUILD_LDFLAGS += -plugin-opt=-stack-alignment=$(if $(CONFIG_X86_32),4,8)
endif
endif
#include <linux/list.h>
#include <linux/completion.h>
-#include <generated/utsrelease.h>
-
/**
* enum fw_opt - options to control firmware loading behaviour
*
#include <linux/printk.h>
#include <linux/uts.h>
#include <linux/utsname.h>
-#include <generated/utsrelease.h>
#include <linux/proc_ns.h>
static int __init early_hostname(char *arg)
return pw;
}
-static void padata_work_init(struct padata_work *pw, work_func_t work_fn,
- void *data, int flags)
+/*
+ * This function is marked __ref because this function may be optimized in such
+ * a way that it directly refers to work_fn's address, which causes modpost to
+ * complain when work_fn is marked __init. This scenario was observed with clang
+ * LTO, where padata_work_init() was optimized to refer directly to
+ * padata_mt_helper() because the calls to padata_work_init() with other work_fn
+ * values were eliminated or inlined.
+ */
+static void __ref padata_work_init(struct padata_work *pw, work_func_t work_fn,
+ void *data, int flags)
{
if (flags & PADATA_WORK_ONSTACK)
INIT_WORK_ONSTACK(&pw->pw_work, work_fn);
DEBUG_INFO build and compile times are reduced too.
Only works with newer gcc versions.
-config DEBUG_INFO_COMPRESSED
- bool "Compressed debugging information"
+choice
+ prompt "Compressed Debug information"
+ help
+ Compress the resulting debug info. Results in smaller debug info sections,
+ but requires that consumers are able to decompress the results.
+
+ If unsure, choose DEBUG_INFO_COMPRESSED_NONE.
+
+config DEBUG_INFO_COMPRESSED_NONE
+ bool "Don't compress debug information"
+ help
+ Don't compress debug info sections.
+
+config DEBUG_INFO_COMPRESSED_ZLIB
+ bool "Compress debugging information with zlib"
depends on $(cc-option,-gz=zlib)
depends on $(ld-option,--compress-debug-sections=zlib)
help
preferable to setting $KDEB_COMPRESS to "none" which would be even
larger.
+config DEBUG_INFO_COMPRESSED_ZSTD
+ bool "Compress debugging information with zstd"
+ depends on $(cc-option,-gz=zstd)
+ depends on $(ld-option,--compress-debug-sections=zstd)
+ help
+ Compress the debug information using zstd. This may provide better
+ compression than zlib, for about the same time costs, but requires newer
+ toolchain support. Requires GCC 13.0+ or Clang 16.0+, binutils 2.40+, and
+ zstd.
+
+endchoice # "Compressed Debug information"
+
config DEBUG_INFO_SPLIT
bool "Produce split debuginfo in .dwo files"
depends on $(cc-option,-gsplit-dwarf)
space := $(empty) $(empty)
space_escape := _-_SPACE_-_
pound := \#
+define newline
+
+
+endef
+
+###
+# Comparison macros.
+# Usage: $(call test-lt, $(CONFIG_LLD_VERSION), 150000)
+#
+# Use $(intcmp ...) if supported. (Make >= 4.4)
+# Otherwise, fall back to the 'test' shell command.
+ifeq ($(intcmp 1,0,,,y),y)
+test-ge = $(intcmp $(strip $1)0, $(strip $2)0,,y,y)
+test-gt = $(intcmp $(strip $1)0, $(strip $2)0,,,y)
+else
+test-ge = $(shell test $(strip $1)0 -ge $(strip $2)0 && echo y)
+test-gt = $(shell test $(strip $1)0 -gt $(strip $2)0 && echo y)
+endif
+test-le = $(call test-ge, $2, $1)
+test-lt = $(call test-gt, $2, $1)
###
# Name of target with a '.' as filename prefix. foo/bar.o => foo/.bar.o
stringify = $(squote)$(quote)$1$(quote)$(squote)
###
+# The path to Kbuild or Makefile. Kbuild has precedence over Makefile.
+kbuild-dir = $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
+kbuild-file = $(or $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Makefile)
+
+###
+# Read a file, replacing newlines with spaces
+#
+# Make 4.2 or later can read a file by using its builtin function.
+ifneq ($(filter-out 3.% 4.0 4.1, $(MAKE_VERSION)),)
+read-file = $(subst $(newline),$(space),$(file < $1))
+else
+read-file = $(shell cat $1 2>/dev/null)
+endif
+
+###
# Easy method for doing a status message
kecho := :
quiet_kecho := echo
make-cmd = $(call escsq,$(subst $(pound),$$(pound),$(subst $$,$$$$,$(cmd_$(1)))))
# Find any prerequisites that are newer than target or that do not exist.
-# (This is not true for now; $? should contain any non-existent prerequisites,
-# but it does not work as expected when .SECONDARY is present. This seems a bug
-# of GNU Make.)
# PHONY targets skipped in both cases.
newer-prereqs = $(filter-out $(PHONY),$?)
.DELETE_ON_ERROR:
# do not delete intermediate files automatically
+#
+# .NOTINTERMEDIATE is more correct, but only available on newer Make versions.
+# Make 4.4 introduced .NOTINTERMEDIATE, and it appears in .FEATURES, but the
+# global .NOTINTERMEDIATE does not work. We can use it on Make > 4.4.
+# Use .SECONDARY for older Make versions, but "newer-prereq" cannot detect
+# deleted files.
+ifneq ($(and $(filter notintermediate, $(.FEATURES)),$(filter-out 4.4,$(MAKE_VERSION))),)
+.NOTINTERMEDIATE:
+else
.SECONDARY:
+endif
all:
src := $(subst /generated,,$(obj))
--include $(src)/Kbuild
+
+include $(srctree)/scripts/Kbuild.include
+-include $(kbuild-file)
# $(generic)/Kbuild lists mandatory-y. Exclude um since it is a special case.
ifneq ($(SRCARCH),um)
include $(srctree)/$(generic)/Kbuild
endif
-include $(srctree)/scripts/Kbuild.include
-
redundant := $(filter $(mandatory-y) $(generated-y), $(generic-y))
redundant += $(foreach f, $(generic-y), $(if $(wildcard $(srctree)/$(src)/$(f)),$(f)))
redundant := $(sort $(redundant))
include $(srctree)/scripts/Kbuild.include
include $(srctree)/scripts/Makefile.compiler
-
-# The filename Kbuild has precedence over Makefile
-kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
-include $(or $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Makefile)
-
+include $(kbuild-file)
include $(srctree)/scripts/Makefile.lib
# Do not include hostprogs rules unless needed.
cmd_check_local_export = $(srctree)/scripts/check-local-export $@
+ifneq ($(findstring 1, $(KBUILD_EXTRA_WARN)),)
+cmd_warn_shared_object = $(if $(word 2, $(modname-multi)),$(warning $(kbuild-file): $*.o is added to multiple modules: $(modname-multi)))
+endif
+
define rule_cc_o_c
$(call cmd_and_fixdep,cc_o_c)
$(call cmd,gen_ksymdeps)
$(call cmd,gen_objtooldep)
$(call cmd,gen_symversions_c)
$(call cmd,record_mcount)
+ $(call cmd,warn_shared_object)
endef
define rule_as_o_S
$(call cmd,check_local_export)
$(call cmd,gen_objtooldep)
$(call cmd,gen_symversions_S)
+ $(call cmd,warn_shared_object)
endef
# Built-in and composite module parts
# modules.order unless contained modules are updated.
cmd_modules_order = { $(foreach m, $(real-prereqs), \
- $(if $(filter %/modules.order, $m), cat $m, echo $(patsubst %.o,%.ko,$m));) :; } \
+ $(if $(filter %/modules.order, $m), cat $m, echo $m);) :; } \
> $@
$(obj)/modules.order: $(obj-m) FORCE
__clean:
include $(srctree)/scripts/Kbuild.include
-
-# The filename Kbuild has precedence over Makefile
-kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
-include $(or $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Makefile)
+include $(kbuild-file)
# Figure out what we need to build from the various variables
# ==========================================================================
# gcc-min-version
# Usage: cflags-$(call gcc-min-version, 70100) += -foo
-gcc-min-version = $(shell [ $(CONFIG_GCC_VERSION)0 -ge $(1)0 ] && echo y)
+gcc-min-version = $(call test-ge, $(CONFIG_GCC_VERSION), $1)
# clang-min-version
# Usage: cflags-$(call clang-min-version, 110000) += -foo
-clang-min-version = $(shell [ $(CONFIG_CLANG_VERSION)0 -ge $(1)0 ] && echo y)
+clang-min-version = $(call test-ge, $(CONFIG_CLANG_VERSION), $1)
# ld-option
# Usage: KBUILD_LDFLAGS += $(call ld-option, -X, -Y)
DEBUG_RUSTFLAGS += -Cdebuginfo=2
endif
-ifdef CONFIG_DEBUG_INFO_COMPRESSED
+ifdef CONFIG_DEBUG_INFO_COMPRESSED_ZLIB
DEBUG_CFLAGS += -gz=zlib
KBUILD_AFLAGS += -gz=zlib
KBUILD_LDFLAGS += --compress-debug-sections=zlib
+else ifdef CONFIG_DEBUG_INFO_COMPRESSED_ZSTD
+DEBUG_CFLAGS += -gz=zstd
+KBUILD_AFLAGS += -gz=zstd
+KBUILD_LDFLAGS += --compress-debug-sections=zstd
endif
KBUILD_CFLAGS += $(DEBUG_CFLAGS)
include include/config/auto.conf
include $(srctree)/scripts/Kbuild.include
-include $(src)/Makefile
+include $(kbuild-file)
dtbs := $(addprefix $(dst)/, $(dtb-y) $(if $(CONFIG_OF_ALL_DTBS),$(dtb-)))
subdirs := $(addprefix $(obj)/, $(subdir-y) $(subdir-m))
KBUILD_CFLAGS += -Wno-type-limits
KBUILD_CFLAGS += -Wno-shift-negative-value
+KBUILD_CPPFLAGS += -Wundef
KBUILD_CPPFLAGS += -DKBUILD_EXTRA_WARN1
else
include $(srctree)/scripts/Makefile.lib
# find all modules listed in modules.order
-modules := $(sort $(shell cat $(MODORDER)))
+modules := $(call read-file, $(MODORDER))
-__modfinal: $(modules)
+__modfinal: $(modules:%.o=%.ko)
@:
# modname and part-of-module are set to make c_flags define proper module flags
printf '%s\n' 'cmd_$@ := $(make-cmd)' > $(dot-target).cmd, @:)
# Re-generate module BTFs if either module's .ko or vmlinux changed
-$(modules): %.ko: %.o %.mod.o scripts/module.lds $(and $(CONFIG_DEBUG_INFO_BTF_MODULES),$(KBUILD_BUILTIN),vmlinux) FORCE
+%.ko: %.o %.mod.o scripts/module.lds $(and $(CONFIG_DEBUG_INFO_BTF_MODULES),$(KBUILD_BUILTIN),vmlinux) FORCE
+$(call if_changed_except,ld_ko_o,vmlinux)
ifdef CONFIG_DEBUG_INFO_BTF_MODULES
+$(if $(newer-prereqs),$(call cmd,btf_ko))
endif
-targets += $(modules) $(modules:.ko=.mod.o)
+targets += $(modules:%.o=%.ko) $(modules:%.o=%.mod.o)
# Add FORCE to the prequisites of a target to force it to be always rebuilt.
# ---------------------------------------------------------------------------
include include/config/auto.conf
include $(srctree)/scripts/Kbuild.include
-modules := $(sort $(shell cat $(MODORDER)))
+modules := $(call read-file, $(MODORDER))
ifeq ($(KBUILD_EXTMOD),)
dst := $(MODLIB)/kernel
suffix-$(CONFIG_MODULE_COMPRESS_XZ) := .xz
suffix-$(CONFIG_MODULE_COMPRESS_ZSTD) := .zst
-modules := $(patsubst $(extmod_prefix)%, $(dst)/%$(suffix-y), $(modules))
+modules := $(patsubst $(extmod_prefix)%.o, $(dst)/%.ko$(suffix-y), $(modules))
__modinst: $(modules)
@:
include include/config/auto.conf
include $(srctree)/scripts/Kbuild.include
+MODPOST = scripts/mod/modpost
+
modpost-args = \
$(if $(CONFIG_MODVERSIONS),-m) \
$(if $(CONFIG_MODULE_SRCVERSION_ALL),-a) \
$(if $(CONFIG_MODULE_ALLOW_MISSING_NAMESPACE_IMPORTS)$(KBUILD_NSDEPS),-N) \
-o $@
+modpost-deps := $(MODPOST)
+
# 'make -i -k' ignores compile errors, and builds as many modules as possible.
ifneq ($(findstring i,$(filter-out --%,$(MAKEFLAGS))),)
modpost-args += -n
.vmlinux.objs: vmlinux.a $(KBUILD_VMLINUX_LIBS) FORCE
$(call if_changed,vmlinux_objs)
-vmlinux.o-if-present := $(wildcard vmlinux.o)
-output-symdump := vmlinux.symvers
-
-ifdef KBUILD_MODULES
-output-symdump := $(if $(vmlinux.o-if-present), Module.symvers, modules-only.symvers)
-missing-input := $(filter-out $(vmlinux.o-if-present),vmlinux.o)
+ifeq ($(wildcard vmlinux.o),)
+missing-input := vmlinux.o
+output-symdump := modules-only.symvers
+else
+modpost-args += vmlinux.o
+modpost-deps += vmlinux.o
+output-symdump := $(if $(KBUILD_MODULES), Module.symvers, vmlinux.symvers)
endif
else
src := $(obj)
# Include the module's Makefile to find KBUILD_EXTRA_SYMBOLS
-include $(or $(wildcard $(src)/Kbuild), $(src)/Makefile)
+include $(kbuild-file)
-module.symvers-if-present := $(wildcard Module.symvers)
output-symdump := $(KBUILD_EXTMOD)/Module.symvers
-missing-input := $(filter-out $(module.symvers-if-present), Module.symvers)
-modpost-args += -e $(addprefix -i ,$(module.symvers-if-present) $(KBUILD_EXTRA_SYMBOLS))
+ifeq ($(wildcard Module.symvers),)
+missing-input := Module.symvers
+else
+modpost-args += -i Module.symvers
+modpost-deps += Module.symvers
+endif
+
+modpost-args += -e $(addprefix -i , $(KBUILD_EXTRA_SYMBOLS))
endif # ($(KBUILD_EXTMOD),)
modpost-args += -w
endif
-modorder-if-needed := $(if $(KBUILD_MODULES), $(MODORDER))
-
-MODPOST = scripts/mod/modpost
+ifdef KBUILD_MODULES
+modpost-args += -T $(MODORDER)
+modpost-deps += $(MODORDER)
+endif
# Read out modules.order to pass in modpost.
# Otherwise, allmodconfig would fail with "Argument list too long".
echo >&2 "WARNING: $(missing-input) is missing."; \
echo >&2 " Modules may not have dependencies or modversions."; \
echo >&2 " You may get many unresolved symbol warnings.";) \
- sed 's/ko$$/o/' $(or $(modorder-if-needed), /dev/null) | $(MODPOST) $(modpost-args) -T - $(vmlinux.o-if-present)
+ $(MODPOST) $(modpost-args)
targets += $(output-symdump)
-$(output-symdump): $(modorder-if-needed) $(vmlinux.o-if-present) $(module.symvers-if-present) $(MODPOST) FORCE
+$(output-symdump): $(modpost-deps) FORCE
$(call if_changed,modpost)
__modpost: $(output-symdump)
+rpmbuild $(RPMOPTS) --target $(UTS_MACHINE)-linux -ta $(KERNELPATH).tar.gz \
--define='_smp_mflags %{nil}'
+# srcrpm-pkg
+# ---------------------------------------------------------------------------
+PHONY += srcrpm-pkg
+srcrpm-pkg:
+ $(MAKE) clean
+ $(CONFIG_SHELL) $(MKSPEC) >$(objtree)/kernel.spec
+ $(call cmd,src_tar,$(KERNELPATH),kernel.spec)
+ +rpmbuild $(RPMOPTS) --target $(UTS_MACHINE)-linux -ts $(KERNELPATH).tar.gz \
+ --define='_smp_mflags %{nil}' --define='_srcrpmdir $(srctree)'
+
# binrpm-pkg
# ---------------------------------------------------------------------------
PHONY += binrpm-pkg
"""
with open(modorder) as f:
for line in f:
- ko = line.rstrip()
- base, ext = os.path.splitext(ko)
- if ext != '.ko':
- sys.exit('{}: module path must end with .ko'.format(ko))
+ obj = line.rstrip()
+ base, ext = os.path.splitext(obj)
+ if ext != '.o':
+ sys.exit('{}: module path must end with .o'.format(obj))
mod = base + '.mod'
# Read from *.mod, to get a list of objects that compose the module.
with open(mod) as m:
EOT
{
- [ -n "${read_modorder}" ] && sed 's/ko$/usyms/' modules.order | xargs cat
+ [ -n "${read_modorder}" ] && sed 's/o$/usyms/' modules.order | xargs cat
echo "$needed_symbols"
[ -n "$ksym_wl" ] && cat "$ksym_wl"
} | sed -e 's/ /\n/g' | sed -n -e '/^$/!p' |
opts = [x for x in flags.split(" ") if x.startswith("--jobserver")]
# Parse out R,W file descriptor numbers and set them nonblocking.
- fds = opts[0].split("=", 1)[1]
+ # If the MAKEFLAGS variable contains multiple instances of the
+ # --jobserver-auth= option, the last one is relevant.
+ fds = opts[-1].split("=", 1)[1]
reader, writer = [int(x) for x in fds.split(",", 1)]
# Open a private copy of reader to avoid setting nonblocking
# on an unexpecting process with the same reader fd.
# SPDX-License-Identifier: GPL-2.0-only
/conf
/[gmnq]conf
-/[gmnq]conf-cfg
+/[gmnq]conf-cflags
+/[gmnq]conf-libs
+/qconf-bin
/qconf-moc.cc
hostprogs += nconf
nconf-objs := nconf.o nconf.gui.o $(common-objs)
-HOSTLDLIBS_nconf = $(shell . $(obj)/nconf-cfg && echo $$libs)
-HOSTCFLAGS_nconf.o = $(shell . $(obj)/nconf-cfg && echo $$cflags)
-HOSTCFLAGS_nconf.gui.o = $(shell . $(obj)/nconf-cfg && echo $$cflags)
+HOSTLDLIBS_nconf = $(call read-file, $(obj)/nconf-libs)
+HOSTCFLAGS_nconf.o = $(call read-file, $(obj)/nconf-cflags)
+HOSTCFLAGS_nconf.gui.o = $(call read-file, $(obj)/nconf-cflags)
-$(obj)/nconf.o $(obj)/nconf.gui.o: $(obj)/nconf-cfg
+$(obj)/nconf: | $(obj)/nconf-libs
+$(obj)/nconf.o $(obj)/nconf.gui.o: | $(obj)/nconf-cflags
# mconf: Used for the menuconfig target based on lxdialog
hostprogs += mconf
checklist.o inputbox.o menubox.o textbox.o util.o yesno.o)
mconf-objs := mconf.o $(lxdialog) $(common-objs)
-HOSTLDLIBS_mconf = $(shell . $(obj)/mconf-cfg && echo $$libs)
+HOSTLDLIBS_mconf = $(call read-file, $(obj)/mconf-libs)
$(foreach f, mconf.o $(lxdialog), \
- $(eval HOSTCFLAGS_$f = $$(shell . $(obj)/mconf-cfg && echo $$$$cflags)))
+ $(eval HOSTCFLAGS_$f = $$(call read-file, $(obj)/mconf-cflags)))
-$(addprefix $(obj)/, mconf.o $(lxdialog)): $(obj)/mconf-cfg
+$(obj)/mconf: | $(obj)/mconf-libs
+$(addprefix $(obj)/, mconf.o $(lxdialog)): | $(obj)/mconf-cflags
# qconf: Used for the xconfig target based on Qt
hostprogs += qconf
qconf-cxxobjs := qconf.o qconf-moc.o
qconf-objs := images.o $(common-objs)
-HOSTLDLIBS_qconf = $(shell . $(obj)/qconf-cfg && echo $$libs)
-HOSTCXXFLAGS_qconf.o = $(shell . $(obj)/qconf-cfg && echo $$cflags)
-HOSTCXXFLAGS_qconf-moc.o = $(shell . $(obj)/qconf-cfg && echo $$cflags)
-
-$(obj)/qconf.o: $(obj)/qconf-cfg
+HOSTLDLIBS_qconf = $(call read-file, $(obj)/qconf-libs)
+HOSTCXXFLAGS_qconf.o = -std=c++11 -fPIC $(call read-file, $(obj)/qconf-cflags)
+HOSTCXXFLAGS_qconf-moc.o = -std=c++11 -fPIC $(call read-file, $(obj)/qconf-cflags)
+$(obj)/qconf: | $(obj)/qconf-libs
+$(obj)/qconf.o $(obj)/qconf-moc.o: | $(obj)/qconf-cflags
quiet_cmd_moc = MOC $@
- cmd_moc = $(shell . $(obj)/qconf-cfg && echo $$moc) $< -o $@
+ cmd_moc = $(call read-file, $(obj)/qconf-bin)/moc $< -o $@
-$(obj)/qconf-moc.cc: $(src)/qconf.h $(obj)/qconf-cfg FORCE
+$(obj)/qconf-moc.cc: $(src)/qconf.h FORCE | $(obj)/qconf-bin
$(call if_changed,moc)
targets += qconf-moc.cc
hostprogs += gconf
gconf-objs := gconf.o images.o $(common-objs)
-HOSTLDLIBS_gconf = $(shell . $(obj)/gconf-cfg && echo $$libs)
-HOSTCFLAGS_gconf.o = $(shell . $(obj)/gconf-cfg && echo $$cflags)
+HOSTLDLIBS_gconf = $(call read-file, $(obj)/gconf-libs)
+HOSTCFLAGS_gconf.o = $(call read-file, $(obj)/gconf-cflags)
-$(obj)/gconf.o: $(obj)/gconf-cfg
+$(obj)/gconf: | $(obj)/gconf-libs
+$(obj)/gconf.o: | $(obj)/gconf-cflags
# check if necessary packages are available, and configure build flags
-filechk_conf_cfg = $(CONFIG_SHELL) $<
+cmd_conf_cfg = $< $(addprefix $(obj)/$*conf-, cflags libs bin)
-$(obj)/%conf-cfg: $(src)/%conf-cfg.sh FORCE
- $(call filechk,conf_cfg)
+$(obj)/%conf-cflags $(obj)/%conf-libs $(obj)/%conf-bin: $(src)/%conf-cfg.sh
+ $(call cmd,conf_cfg)
-clean-files += *conf-cfg
+clean-files += *conf-cflags *conf-libs *conf-bin
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
+cflags=$1
+libs=$2
+
PKG="gtk+-2.0 gmodule-2.0 libglade-2.0"
if [ -z "$(command -v ${HOSTPKG_CONFIG})" ]; then
exit 1
fi
-echo cflags=\"$(${HOSTPKG_CONFIG} --cflags $PKG)\"
-echo libs=\"$(${HOSTPKG_CONFIG} --libs $PKG)\"
+${HOSTPKG_CONFIG} --cflags ${PKG} > ${cflags}
+${HOSTPKG_CONFIG} --libs ${PKG} > ${libs}
void str_free(struct gstr *gs);
void str_append(struct gstr *gs, const char *s);
void str_printf(struct gstr *gs, const char *fmt, ...);
-const char *str_get(struct gstr *gs);
+char *str_get(struct gstr *gs);
/* menu.c */
void _menu_init(void);
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
+cflags=$1
+libs=$2
+
PKG="ncursesw"
PKG2="ncurses"
if [ -n "$(command -v ${HOSTPKG_CONFIG})" ]; then
if ${HOSTPKG_CONFIG} --exists $PKG; then
- echo cflags=\"$(${HOSTPKG_CONFIG} --cflags $PKG)\"
- echo libs=\"$(${HOSTPKG_CONFIG} --libs $PKG)\"
+ ${HOSTPKG_CONFIG} --cflags ${PKG} > ${cflags}
+ ${HOSTPKG_CONFIG} --libs ${PKG} > ${libs}
exit 0
fi
- if ${HOSTPKG_CONFIG} --exists $PKG2; then
- echo cflags=\"$(${HOSTPKG_CONFIG} --cflags $PKG2)\"
- echo libs=\"$(${HOSTPKG_CONFIG} --libs $PKG2)\"
+ if ${HOSTPKG_CONFIG} --exists ${PKG2}; then
+ ${HOSTPKG_CONFIG} --cflags ${PKG2} > ${cflags}
+ ${HOSTPKG_CONFIG} --libs ${PKG2} > ${libs}
exit 0
fi
fi
# (Even if it is installed, some distributions such as openSUSE cannot
# find ncurses by pkg-config.)
if [ -f /usr/include/ncursesw/ncurses.h ]; then
- echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncursesw\"
- echo libs=\"-lncursesw\"
+ echo -D_GNU_SOURCE -I/usr/include/ncursesw > ${cflags}
+ echo -lncursesw > ${libs}
exit 0
fi
if [ -f /usr/include/ncurses/ncurses.h ]; then
- echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncurses\"
- echo libs=\"-lncurses\"
+ echo -D_GNU_SOURCE -I/usr/include/ncurses > ${cflags}
+ echo -lncurses > ${libs}
exit 0
fi
# As a final fallback before giving up, check if $HOSTCC knows of a default
# ncurses installation (e.g. from a vendor-specific sysroot).
if echo '#include <ncurses.h>' | ${HOSTCC} -E - >/dev/null 2>&1; then
- echo cflags=\"-D_GNU_SOURCE\"
- echo libs=\"-lncurses\"
+ echo -D_GNU_SOURCE > ${cflags}
+ echo -lncurses > ${libs}
exit 0
fi
res = get_relations_str(sym_arr, &head);
set_subtitle();
- dres = show_textbox_ext("Search Results", (char *)
- str_get(&res), 0, 0, keys, &vscroll,
- &hscroll, &update_text, (void *)
+ dres = show_textbox_ext("Search Results", str_get(&res), 0, 0,
+ keys, &vscroll, &hscroll, &update_text,
&data);
again = false;
for (i = 0; i < JUMP_NB && keys[i]; i++)
menu = prop->menu;
for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent) {
- bool accessible = menu_is_visible(menu);
-
submenu[i++] = menu;
- if (location == NULL && accessible)
+ if (location == NULL && menu_is_visible(menu))
location = menu;
}
if (head && location) {
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
+cflags=$1
+libs=$2
+
PKG="ncursesw menuw panelw"
PKG2="ncurses menu panel"
if [ -n "$(command -v ${HOSTPKG_CONFIG})" ]; then
if ${HOSTPKG_CONFIG} --exists $PKG; then
- echo cflags=\"$(${HOSTPKG_CONFIG} --cflags $PKG)\"
- echo libs=\"$(${HOSTPKG_CONFIG} --libs $PKG)\"
+ ${HOSTPKG_CONFIG} --cflags ${PKG} > ${cflags}
+ ${HOSTPKG_CONFIG} --libs ${PKG} > ${libs}
exit 0
fi
if ${HOSTPKG_CONFIG} --exists $PKG2; then
- echo cflags=\"$(${HOSTPKG_CONFIG} --cflags $PKG2)\"
- echo libs=\"$(${HOSTPKG_CONFIG} --libs $PKG2)\"
+ ${HOSTPKG_CONFIG} --cflags ${PKG2} > ${cflags}
+ ${HOSTPKG_CONFIG} --libs ${PKG2} > ${libs}
exit 0
fi
fi
# (Even if it is installed, some distributions such as openSUSE cannot
# find ncurses by pkg-config.)
if [ -f /usr/include/ncursesw/ncurses.h ]; then
- echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncursesw\"
- echo libs=\"-lncursesw -lmenuw -lpanelw\"
+ echo -D_GNU_SOURCE -I/usr/include/ncursesw > ${cflags}
+ echo -lncursesw -lmenuw -lpanelw > ${libs}
exit 0
fi
if [ -f /usr/include/ncurses/ncurses.h ]; then
- echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncurses\"
- echo libs=\"-lncurses -lmenu -lpanel\"
+ echo -D_GNU_SOURCE -I/usr/include/ncurses > ${cflags}
+ echo -lncurses -lmenu -lpanel > ${libs}
exit 0
fi
if [ -f /usr/include/ncurses.h ]; then
- echo cflags=\"-D_GNU_SOURCE\"
- echo libs=\"-lncurses -lmenu -lpanel\"
+ echo -D_GNU_SOURCE > ${cflags}
+ echo -lncurses -lmenu -lpanel > ${libs}
exit 0
fi
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
+cflags=$1
+libs=$2
+bin=$3
+
PKG="Qt5Core Qt5Gui Qt5Widgets"
if [ -z "$(command -v ${HOSTPKG_CONFIG})" ]; then
fi
if ${HOSTPKG_CONFIG} --exists $PKG; then
- echo cflags=\"-std=c++11 -fPIC $(${HOSTPKG_CONFIG} --cflags $PKG)\"
- echo libs=\"$(${HOSTPKG_CONFIG} --libs $PKG)\"
- echo moc=\"$(${HOSTPKG_CONFIG} --variable=host_bins Qt5Core)/moc\"
+ ${HOSTPKG_CONFIG} --cflags ${PKG} > ${cflags}
+ ${HOSTPKG_CONFIG} --libs ${PKG} > ${libs}
+ ${HOSTPKG_CONFIG} --variable=host_bins Qt5Core > ${bin}
exit 0
fi
}
/* Retrieve value of growable string */
-const char *str_get(struct gstr *gs)
+char *str_get(struct gstr *gs)
{
return gs->s;
}
case "$1" in
binutils)
- echo 2.23.0
+ echo 2.25.0
;;
gcc)
echo 5.1.0
typedef uint32_t __u32;
typedef uint16_t __u16;
typedef unsigned char __u8;
+
+/* UUID types for backward compatibility, don't use in new code */
typedef struct {
__u8 b[16];
} guid_t;
-/* backwards compatibility, don't use in new code */
-typedef struct {
- __u8 b[16];
-} uuid_le;
typedef struct {
__u8 b[16];
} uuid_t;
+
#define UUID_STRING_LEN 36
+/* MEI UUID type, don't use anywhere else */
+typedef struct {
+ __u8 b[16];
+} uuid_le;
+
/* Big exception to the "don't include kernel headers into userspace, which
* even potentially has different endianness and word sizes, since
* we handle those differences explicitly below */
int i;
if (size % id_size || size < id_size) {
- fatal("%s: sizeof(struct %s_device_id)=%lu is not a modulo "
- "of the size of "
- "section __mod_%s__<identifier>_device_table=%lu.\n"
- "Fix definition of struct %s_device_id "
- "in mod_devicetable.h\n",
+ fatal("%s: sizeof(struct %s_device_id)=%lu is not a modulo of the size of section __mod_%s__<identifier>_device_table=%lu.\n"
+ "Fix definition of struct %s_device_id in mod_devicetable.h\n",
modname, device_id, id_size, device_id, size, device_id);
}
/* Verify last one is a terminator */
for (i = 0; i < id_size; i++ ) {
if (*(uint8_t*)(symval+size-id_size+i)) {
- fprintf(stderr,"%s: struct %s_device_id is %lu bytes. "
- "The last of %lu is:\n",
+ fprintf(stderr,
+ "%s: struct %s_device_id is %lu bytes. The last of %lu is:\n",
modname, device_id, id_size, size / id_size);
for (i = 0; i < id_size; i++ )
fprintf(stderr,"0x%02x ",
*(uint8_t*)(symval+size-id_size+i) );
fprintf(stderr,"\n");
- fatal("%s: struct %s_device_id is not terminated "
- "with a NULL entry!\n", modname, device_id);
+ fatal("%s: struct %s_device_id is not terminated with a NULL entry!\n",
+ modname, device_id);
}
}
}
DEF_FIELD(symval, amba_id, mask);
if ((id & mask) != id)
- fatal("%s: Masked-off bit(s) of AMBA device ID are non-zero: "
- "id=0x%08X, mask=0x%08X. Please fix this driver.\n",
+ fatal("%s: Masked-off bit(s) of AMBA device ID are non-zero: id=0x%08X, mask=0x%08X. Please fix this driver.\n",
filename, id, mask);
p += sprintf(alias, "amba:d");
int nobits = sechdrs[i].sh_type == SHT_NOBITS;
if (!nobits && sechdrs[i].sh_offset > info->size) {
- fatal("%s is truncated. sechdrs[i].sh_offset=%lu > "
- "sizeof(*hrd)=%zu\n", filename,
- (unsigned long)sechdrs[i].sh_offset,
+ fatal("%s is truncated. sechdrs[i].sh_offset=%lu > sizeof(*hrd)=%zu\n",
+ filename, (unsigned long)sechdrs[i].sh_offset,
sizeof(*hdr));
return 0;
}
#define ALL_EXIT_SECTIONS EXIT_SECTIONS, ALL_XXXEXIT_SECTIONS
#define DATA_SECTIONS ".data", ".data.rel"
-#define TEXT_SECTIONS ".text", ".text.unlikely", ".sched.text", \
+#define TEXT_SECTIONS ".text", ".text.*", ".sched.text", \
".kprobes.text", ".cpuidle.text", ".noinstr.text"
#define OTHER_TEXT_SECTIONS ".ref.text", ".head.text", ".spinlock.text", \
- ".fixup", ".entry.text", ".exception.text", ".text.*", \
+ ".fixup", ".entry.text", ".exception.text", \
".coldtext", ".softirqentry.text"
#define INIT_SECTIONS ".init.*"
get_pretty_name(is_function(tosym),
&to_pretty_name, &to_pretty_name_p);
- warn("%s(%s+0x%lx): Section mismatch in reference"
- " from the %s %s%s to the %s %s:%s%s\n",
+ warn("%s(%s+0x%lx): Section mismatch in reference from the %s %s%s to the %s %s:%s%s\n",
modname, fromsec, (long)r->r_offset, from_pretty_name,
fromsym_name, from_pretty_name_p,
to_pretty_name, tosec, tosym_name, to_pretty_name_p);
FILE *in = stdin;
char fname[PATH_MAX];
- if (strcmp(filename, "-") != 0) {
- in = fopen(filename, "r");
- if (!in)
- fatal("Can't open filenames file %s: %m", filename);
- }
+ in = fopen(filename, "r");
+ if (!in)
+ fatal("Can't open filenames file %s: %m", filename);
while (fgets(fname, PATH_MAX, in) != NULL) {
if (strends(fname, "\n"))
read_symbols(fname);
}
- if (in != stdin)
- fclose(in);
+ fclose(in);
}
#define SZ 500
static inline void md4_transform_helper(struct md4_ctx *ctx)
{
- le32_to_cpu_array(ctx->block, sizeof(ctx->block) / sizeof(uint32_t));
+ le32_to_cpu_array(ctx->block, ARRAY_SIZE(ctx->block));
md4_transform(ctx->hash, ctx->block);
}
le32_to_cpu_array(mctx->block, (sizeof(mctx->block) -
sizeof(uint64_t)) / sizeof(uint32_t));
md4_transform(mctx->hash, mctx->block);
- cpu_to_le32_array(mctx->hash, sizeof(mctx->hash) / sizeof(uint32_t));
+ cpu_to_le32_array(mctx->hash, ARRAY_SIZE(mctx->hash));
snprintf(out, len, "%08X%08X%08X%08X",
mctx->hash[0], mctx->hash[1], mctx->hash[2], mctx->hash[3]);
for m in $(sed 's:.*/::' "$1" | sort | uniq -d)
do
echo "error: the following would cause module name conflict:" >&2
- sed -n "/\/$m/s:^: :p" "$1" >&2
+ sed -n "/\/$m/s:^\(.*\)\.o\$: \1.ko:p" "$1" >&2
exit_code=1
done
}
fi
;;
arm64)
- for i in Image.bz2 Image.gz Image.lz4 Image.lzma Image.lzo ; do
+ for i in Image.bz2 Image.gz Image.lz4 Image.lzma Image.lzo vmlinuz.efi ; do
if [ -f "${objtree}/arch/arm64/boot/${i}" ] ; then
cp -v -- "${objtree}/arch/arm64/boot/${i}" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
break
Priority: optional
Maintainer: $maintainer
Rules-Requires-Root: no
-Build-Depends: bc, rsync, kmod, cpio, bison, flex | flex:native $extra_build_depends
+Build-Depends: bc, rsync, kmod, cpio, bison, flex $extra_build_depends
Homepage: https://www.kernel.org/
Package: $packagename-$version
--exclude=*.o --exclude=*.ko --exclude=*.cmd --exclude=Documentation \
--exclude=.config.old --exclude=.missing-syscalls.d --exclude=*.s"
+test -n "$LOCALVERSION" && MAKE="$MAKE LOCALVERSION=$LOCALVERSION"
+
# We can label the here-doc lines for conditional output to the spec file
#
# Labels:
URL: https://www.kernel.org
$S Source: kernel-$__KERNELRELEASE.tar.gz
Provides: $PROVIDES
+$S BuildRequires: bc binutils bison dwarves elfutils-libelf-devel flex
+$S BuildRequires: gcc make openssl openssl-devel perl python3 rsync
+
# $UTS_MACHINE as a fallback of _arch in case
# /usr/lib/rpm/platform/*/macros was not included.
%define _arch %{?_arch:$UTS_MACHINE}
$S$M
$S %prep
$S %setup -q
+$S rm -f scripts/basic/fixdep scripts/kconfig/conf
+$S rm -f tools/objtool/{fixdep,objtool}
$S
$S %build
$S $MAKE %{?_smp_mflags} KBUILD_BUILD_VERSION=%{release}
rm -f scripts/extract-cert
rm -f arch/x86/purgatory/kexec-purgatory.c
+
+rm -f scripts/kconfig/[gmnq]conf-cfg
projects / platform / kernel / linux-rpi.git / commitdiff