X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=Makefile;h=e4239cb388558f6ddb6700f1f112747e18a11581;hb=refs%2Fheads%2F22;hp=5133b8b16729da532b635ef536a7783f6105e7cc;hpb=5167311cae6aa3a5ff5afd39f88c32a435c969ef;p=linux-2.6.git diff --git a/Makefile b/Makefile index 5133b8b16..e4239cb38 100644 --- a/Makefile +++ b/Makefile @@ -1,1322 +1,83 @@ -VERSION = 2 -PATCHLEVEL = 6 -SUBLEVEL = 10 -EXTRAVERSION = -1.12_FC2.1.planetlab -NAME=AC 1 +CURL ?= $(shell if test -f /usr/bin/curl ; then echo "curl -H Pragma: -O -R -S --fail --show-error" ; fi) +WGET ?= $(shell if test -f /usr/bin/wget ; then echo "wget -nd -m" ; fi) +CLIENT ?= $(if $(CURL),$(CURL),$(if $(WGET),$(WGET))) +AWK = awk +MD5SUM = md5sum +SED = sed -# *DOCUMENTATION* -# To see a list of typical targets execute "make help" -# More info can be located in ./README -# Comments in this file are targeted only to the developer, do not -# expect to learn how to build the kernel reading this file. +SPECFILE = kernel-2.6.spec -# Do not print "Entering directory ..." -MAKEFLAGS += --no-print-directory +# Thierry - when called from within the build, PWD is /build +PWD=$(shell pwd) -# We are using a recursive build, so we need to do a little thinking -# to get the ordering right. -# -# Most importantly: sub-Makefiles should only ever modify files in -# their own directory. If in some directory we have a dependency on -# a file in another dir (which doesn't happen often, but it's of -# unavoidable when linking the built-in.o targets which finally -# turn into vmlinux), we will call a sub make in that other dir, and -# after that we are sure that everything which is in that other dir -# is now up to date. -# -# The only cases where we need to modify files which have global -# effects are thus separated out and done before the recursive -# descending is started. They are now explicitly listed as the -# prepare rule. - -# To put more focus on warnings, be less verbose as default -# Use 'make V=1' to see the full commands - -ifdef V - ifeq ("$(origin V)", "command line") - KBUILD_VERBOSE = $(V) - endif -endif -ifndef KBUILD_VERBOSE - KBUILD_VERBOSE = 0 -endif - -# Call sparse as part of compilation of C files -# Use 'make C=1' to enable sparse checking - -ifdef C - ifeq ("$(origin C)", "command line") - KBUILD_CHECKSRC = $(C) - endif -endif -ifndef KBUILD_CHECKSRC - KBUILD_CHECKSRC = 0 -endif - -# Use make M=dir to specify directory of external module to build -# Old syntax make ... SUBDIRS=$PWD is still supported -# Setting the environment variable KBUILD_EXTMOD take precedence -ifdef SUBDIRS - KBUILD_EXTMOD ?= $(SUBDIRS) -endif -ifdef M - ifeq ("$(origin M)", "command line") - KBUILD_EXTMOD := $(M) - endif -endif - - -# kbuild supports saving output files in a separate directory. -# To locate output files in a separate directory two syntax'es are supported. -# In both cases the working directory must be the root of the kernel src. -# 1) O= -# Use "make O=dir/to/store/output/files/" -# -# 2) Set KBUILD_OUTPUT -# Set the environment variable KBUILD_OUTPUT to point to the directory -# where the output files shall be placed. -# export KBUILD_OUTPUT=dir/to/store/output/files/ -# make -# -# The O= assigment takes precedence over the KBUILD_OUTPUT environment variable. - - -# KBUILD_SRC is set on invocation of make in OBJ directory -# KBUILD_SRC is not intended to be used by the regular user (for now) -ifeq ($(KBUILD_SRC),) - -# OK, Make called in directory where kernel src resides -# Do we want to locate output files in a separate directory? -ifdef O - ifeq ("$(origin O)", "command line") - KBUILD_OUTPUT := $(O) - endif -endif - -# That's our default target when none is given on the command line -.PHONY: _all -_all: - -ifneq ($(KBUILD_OUTPUT),) -# Invoke a second make in the output directory, passing relevant variables -# check that the output directory actually exists -saved-output := $(KBUILD_OUTPUT) -KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd) -$(if $(KBUILD_OUTPUT),, \ - $(error output directory "$(saved-output)" does not exist)) - -.PHONY: $(MAKECMDGOALS) - -$(filter-out _all,$(MAKECMDGOALS)) _all: - $(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \ - KBUILD_SRC=$(CURDIR) KBUILD_VERBOSE=$(KBUILD_VERBOSE) \ - KBUILD_CHECK=$(KBUILD_CHECK) KBUILD_EXTMOD="$(KBUILD_EXTMOD)" \ - -f $(CURDIR)/Makefile $@ - -# Leave processing to above invocation of make -skip-makefile := 1 -endif # ifneq ($(KBUILD_OUTPUT),) -endif # ifeq ($(KBUILD_SRC),) - -# We process the rest of the Makefile if this is the final invocation of make -ifeq ($(skip-makefile),) - -# If building an external module we do not care about the all: rule -# but instead _all depend on modules -.PHONY: all -ifeq ($(KBUILD_EXTMOD),) -_all: all -else -_all: modules -endif - -srctree := $(if $(KBUILD_SRC),$(KBUILD_SRC),$(CURDIR)) -TOPDIR := $(srctree) -# FIXME - TOPDIR is obsolete, use srctree/objtree -objtree := $(CURDIR) -src := $(srctree) -obj := $(objtree) - -VPATH := $(srctree) - -export srctree objtree VPATH TOPDIR - -nullstring := -space := $(nullstring) # end of line - -# Take the contents of any files called localversion* and the config -# variable CONFIG_LOCALVERSION and append them to KERNELRELEASE. Be -# careful not to include files twice if building in the source -# directory. LOCALVERSION from the command line override all of this - -ifeq ($(objtree),$(srctree)) -localversion-files := $(wildcard $(srctree)/localversion*) -else -localversion-files := $(wildcard $(objtree)/localversion* $(srctree)/localversion*) -endif - -LOCALVERSION = $(subst $(space),, \ - $(shell cat /dev/null $(localversion-files:%~=)) \ - $(patsubst "%",%,$(CONFIG_LOCALVERSION))) - -KERNELRELEASE=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)$(LOCALVERSION) - -# SUBARCH tells the usermode build what the underlying arch is. That is set -# first, and if a usermode build is happening, the "ARCH=um" on the command -# line overrides the setting of ARCH below. If a native build is happening, -# then ARCH is assigned, getting whatever value it gets normally, and -# SUBARCH is subsequently ignored. - -SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \ - -e s/arm.*/arm/ -e s/sa110/arm/ \ - -e s/s390x/s390/ -e s/parisc64/parisc/ ) - -# Cross compiling and selecting different set of gcc/bin-utils -# --------------------------------------------------------------------------- -# -# When performing cross compilation for other architectures ARCH shall be set -# to the target architecture. (See arch/* for the possibilities). -# ARCH can be set during invocation of make: -# make ARCH=ia64 -# Another way is to have ARCH set in the environment. -# The default ARCH is the host where make is executed. - -# CROSS_COMPILE specify the prefix used for all executables used -# during compilation. Only gcc and related bin-utils executables -# are prefixed with $(CROSS_COMPILE). -# CROSS_COMPILE can be set on the command line -# make CROSS_COMPILE=ia64-linux- -# Alternatively CROSS_COMPILE can be set in the environment. -# Default value for CROSS_COMPILE is not to prefix executables -# Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile - -ARCH ?= $(SUBARCH) -CROSS_COMPILE ?= - -# Architecture as present in compile.h -UTS_MACHINE := $(ARCH) - -# SHELL used by kbuild -CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ - else if [ -x /bin/bash ]; then echo /bin/bash; \ - else echo sh; fi ; fi) - -HOSTCC = gcc -HOSTCXX = g++ -HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -HOSTCXXFLAGS = -O2 - -# Decide whether to build built-in, modular, or both. -# Normally, just do built-in. - -KBUILD_MODULES := -KBUILD_BUILTIN := 1 - -# If we have only "make modules", don't compile built-in objects. -# When we're building modules with modversions, we need to consider -# the built-in objects during the descend as well, in order to -# make sure the checksums are uptodate before we record them. - -ifeq ($(MAKECMDGOALS),modules) - KBUILD_BUILTIN := $(if $(CONFIG_MODVERSIONS),1) -endif - -# If we have "make modules", compile modules -# in addition to whatever we do anyway. -# Just "make" or "make all" shall build modules as well - -ifneq ($(filter all _all modules,$(MAKECMDGOALS)),) - KBUILD_MODULES := 1 +# get nevr from specfile. +ifndef NAME +NAME := $(shell rpm $(RPMDEFS) $(DISTDEFS) -q --qf "%{NAME}\n" --specfile $(SPECFILE) | head -1) endif - -ifeq ($(MAKECMDGOALS),) - KBUILD_MODULES := 1 -endif - -export KBUILD_MODULES KBUILD_BUILTIN KBUILD_VERBOSE -export KBUILD_CHECKSRC KBUILD_SRC KBUILD_EXTMOD - -# Beautify output -# --------------------------------------------------------------------------- -# -# Normally, we echo the whole command before executing it. By making -# that echo $($(quiet)$(cmd)), we now have the possibility to set -# $(quiet) to choose other forms of output instead, e.g. -# -# quiet_cmd_cc_o_c = Compiling $(RELDIR)/$@ -# cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $< -# -# If $(quiet) is empty, the whole command will be printed. -# If it is set to "quiet_", only the short version will be printed. -# If it is set to "silent_", nothing wil be printed at all, since -# the variable $(silent_cmd_cc_o_c) doesn't exist. -# -# A simple variant is to prefix commands with $(Q) - that's usefull -# for commands that shall be hidden in non-verbose mode. -# -# $(Q)ln $@ :< -# -# If KBUILD_VERBOSE equals 0 then the above command will be hidden. -# If KBUILD_VERBOSE equals 1 then the above command is displayed. - -ifeq ($(KBUILD_VERBOSE),1) - quiet = - Q = -else - quiet=quiet_ - Q = @ -endif - -# If the user is running make -s (silent mode), suppress echoing of -# commands - -ifneq ($(findstring s,$(MAKEFLAGS)),) - quiet=silent_ -endif - -export quiet Q KBUILD_VERBOSE - -###### -# cc support functions to be used (only) in arch/$(ARCH)/Makefile -# See documentation in Documentation/kbuild/makefiles.txt - -# cc-option -# Usage: cflags-y += $(call gcc-option, -march=winchip-c6, -march=i586) - -cc-option = $(shell if $(CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \ - > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;) - -# For backward compatibility -check_gcc = $(warning check_gcc is deprecated - use cc-option) \ - $(call cc-option, $(1),$(2)) - -# cc-option-yn -# Usage: flag := $(call gcc-option-yn, -march=winchip-c6) -cc-option-yn = $(shell if $(CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \ - > /dev/null 2>&1; then echo "y"; else echo "n"; fi;) - -# cc-option-align -# Prefix align with either -falign or -malign -cc-option-align = $(subst -functions=0,,\ - $(call cc-option,-falign-functions=0,-malign-functions=0)) - -# cc-version -# Usage gcc-ver := $(call cc-version $(CC)) -cc-version = $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-version.sh \ - $(if $(1), $(1), $(CC))) - - -# Look for make include files relative to root of kernel src -MAKEFLAGS += --include-dir=$(srctree) - -# For maximum performance (+ possibly random breakage, uncomment -# the following) - -#MAKEFLAGS += -rR - -# Make variables (CC, etc...) - -AS = $(CROSS_COMPILE)as -LD = $(CROSS_COMPILE)ld -CC = $(CROSS_COMPILE)gcc -CPP = $(CC) -E -AR = $(CROSS_COMPILE)ar -NM = $(CROSS_COMPILE)nm -STRIP = $(CROSS_COMPILE)strip -OBJCOPY = $(CROSS_COMPILE)objcopy -OBJDUMP = $(CROSS_COMPILE)objdump -AWK = awk -GENKSYMS = scripts/genksyms/genksyms -DEPMOD = /sbin/depmod -KALLSYMS = scripts/kallsyms -PERL = perl -CHECK = sparse -CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -MODFLAGS = -DMODULE -CFLAGS_MODULE = $(MODFLAGS) -AFLAGS_MODULE = $(MODFLAGS) -LDFLAGS_MODULE = -r -CFLAGS_KERNEL = -AFLAGS_KERNEL = - -NOSTDINC_FLAGS = -nostdinc -iwithprefix include - -# Use LINUXINCLUDE when you must reference the include/ directory. -# Needed to be compatible with the O= option -LINUXINCLUDE := -Iinclude \ - $(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) - -CPPFLAGS := -D__KERNEL__ $(LINUXINCLUDE) - -CFLAGS := -Wall -Wstrict-prototypes -Wno-trigraphs \ - -fno-strict-aliasing -fno-common -AFLAGS := -D__ASSEMBLY__ - -export VERSION PATCHLEVEL SUBLEVEL EXTRAVERSION LOCALVERSION KERNELRELEASE \ - ARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC \ - CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE \ - HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS - -export CPPFLAGS NOSTDINC_FLAGS LINUXINCLUDE OBJCOPYFLAGS LDFLAGS -export CFLAGS CFLAGS_KERNEL CFLAGS_MODULE -export AFLAGS AFLAGS_KERNEL AFLAGS_MODULE - -# When compiling out-of-tree modules, put MODVERDIR in the module -# tree rather than in the kernel tree. The kernel tree might -# even be read-only. -export MODVERDIR := $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/).tmp_versions - -# The temporary file to save gcc -MD generated dependencies must not -# contain a comma -comma := , -depfile = $(subst $(comma),_,$(@D)/.$(@F).d) - -# Files to ignore in find ... statements - -RCS_FIND_IGNORE := \( -name SCCS -o -name BitKeeper -o -name .svn -o -name CVS -o -name .pc \) -prune -o -RCS_TAR_IGNORE := --exclude SCCS --exclude BitKeeper --exclude .svn --exclude CVS --exclude .pc - -# =========================================================================== -# Rules shared between *config targets and build targets - -# Basic helpers built in scripts/ -.PHONY: scripts_basic -scripts_basic: - $(Q)$(MAKE) $(build)=scripts/basic - -.PHONY: outputmakefile -# outputmakefile generate a Makefile to be placed in output directory, if -# using a seperate output directory. This allows convinient use -# of make in output directory -outputmakefile: - $(Q)if /usr/bin/env test ! $(srctree) -ef $(objtree); then \ - $(CONFIG_SHELL) $(srctree)/scripts/mkmakefile \ - $(srctree) $(objtree) $(VERSION) $(PATCHLEVEL) \ - > $(objtree)/Makefile; \ - echo ' GEN $(objtree)/Makefile'; \ - fi - -# To make sure we do not include .config for any of the *config targets -# catch them early, and hand them over to scripts/kconfig/Makefile -# It is allowed to specify more targets when calling make, including -# mixing *config targets and build targets. -# For example 'make oldconfig all'. -# Detect when mixed targets is specified, and make a second invocation -# of make so .config is not included in this case either (for *config). - -no-dot-config-targets := clean mrproper distclean \ - cscope TAGS tags help %docs check% - -config-targets := 0 -mixed-targets := 0 -dot-config := 1 - -ifneq ($(filter $(no-dot-config-targets), $(MAKECMDGOALS)),) - ifeq ($(filter-out $(no-dot-config-targets), $(MAKECMDGOALS)),) - dot-config := 0 - endif -endif - -ifeq ($(KBUILD_EXTMOD),) - ifneq ($(filter config %config,$(MAKECMDGOALS)),) - config-targets := 1 - ifneq ($(filter-out config %config,$(MAKECMDGOALS)),) - mixed-targets := 1 - endif - endif -endif - -ifeq ($(mixed-targets),1) -# =========================================================================== -# We're called with mixed targets (*config and build targets). -# Handle them one by one. - -%:: FORCE - $(Q)$(MAKE) -C $(srctree) KBUILD_SRC= $@ - -else -ifeq ($(config-targets),1) -# =========================================================================== -# *config targets only - make sure prerequisites are updated, and descend -# in scripts/kconfig to make the *config target - -# Read arch specific Makefile to set KBUILD_DEFCONFIG as needed. -# KBUILD_DEFCONFIG may point out an alternative default configuration -# used for 'make defconfig' -include $(srctree)/arch/$(ARCH)/Makefile -export KBUILD_DEFCONFIG - -config: scripts_basic outputmakefile FORCE - $(Q)$(MAKE) $(build)=scripts/kconfig $@ -%config: scripts_basic outputmakefile FORCE - $(Q)$(MAKE) $(build)=scripts/kconfig $@ - -else -# =========================================================================== -# Build targets only - this includes vmlinux, arch specific targets, clean -# targets and others. In general all targets except *config targets. - -ifeq ($(KBUILD_EXTMOD),) -# Additional helpers built in scripts/ -# Carefully list dependencies so we do not try to build scripts twice -# in parrallel -.PHONY: scripts -scripts: scripts_basic include/config/MARKER - $(Q)$(MAKE) $(build)=$(@) - -scripts_basic: include/linux/autoconf.h - -# Objects we will link into vmlinux / subdirs we need to visit -init-y := init/ -drivers-y := drivers/ sound/ -net-y := net/ -libs-y := lib/ -core-y := usr/ -endif # KBUILD_EXTMOD - -ifeq ($(dot-config),1) -# In this section, we need .config - -# Read in dependencies to all Kconfig* files, make sure to run -# oldconfig if changes are detected. --include .config.cmd - -include .config - -# If .config needs to be updated, it will be done via the dependency -# that autoconf has on .config. -# To avoid any implicit rule to kick in, define an empty command -.config: ; - -# If .config is newer than include/linux/autoconf.h, someone tinkered -# with it and forgot to run make oldconfig -include/linux/autoconf.h: .config - $(Q)$(MAKE) -f $(srctree)/Makefile silentoldconfig -else -# Dummy target needed, because used as prerequisite -include/linux/autoconf.h: ; -endif - -# The all: target is the default when no target is given on the -# command line. -# This allow a user to issue only 'make' to build a kernel including modules -# Defaults vmlinux but it is usually overriden in the arch makefile -all: vmlinux - -ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE -CFLAGS += -Os -else -CFLAGS += -O2 -endif - -#Add align options if CONFIG_CC_* is not equal to 0 -add-align = $(if $(filter-out 0,$($(1))),$(cc-option-align)$(2)=$($(1))) -CFLAGS += $(call add-align,CONFIG_CC_ALIGN_FUNCTIONS,-functions) -CFLAGS += $(call add-align,CONFIG_CC_ALIGN_LABELS,-labels) -CFLAGS += $(call add-align,CONFIG_CC_ALIGN_LOOPS,-loops) -CFLAGS += $(call add-align,CONFIG_CC_ALIGN_JUMPS,-jumps) - -ifdef CONFIG_FRAME_POINTER -CFLAGS += -fno-omit-frame-pointer -else -CFLAGS += -fomit-frame-pointer -endif - -ifdef CONFIG_X86_STACK_CHECK -CFLAGS += -p -endif - -ifdef CONFIG_DEBUG_INFO -CFLAGS += -g -endif - -include $(srctree)/arch/$(ARCH)/Makefile - -# warn about C99 declaration after statement -CFLAGS += $(call cc-option,-Wdeclaration-after-statement,) - -# Default kernel image to build when no specific target is given. -# KBUILD_IMAGE may be overruled on the commandline or -# set in the environment -# Also any assingments in arch/$(ARCH)/Makefiel take precedence over -# this default value -export KBUILD_IMAGE ?= vmlinux - -# -# INSTALL_PATH specifies where to place the updated kernel and system map -# images. Uncomment if you want to place them anywhere other than root. -# - -#export INSTALL_PATH=/boot - -# -# INSTALL_MOD_PATH specifies a prefix to MODLIB for module directory -# relocations required by build roots. This is not defined in the -# makefile but the arguement can be passed to make if needed. -# - -MODLIB := $(INSTALL_MOD_PATH)/lib/modules/$(KERNELRELEASE) -export MODLIB - - -ifeq ($(KBUILD_EXTMOD),) -core-y += kernel/ mm/ fs/ ipc/ security/ crypto/ - -vmlinux-dirs := $(patsubst %/,%,$(filter %/, $(init-y) $(init-m) \ - $(core-y) $(core-m) $(drivers-y) $(drivers-m) \ - $(net-y) $(net-m) $(libs-y) $(libs-m))) - -vmlinux-alldirs := $(sort $(vmlinux-dirs) $(patsubst %/,%,$(filter %/, \ - $(init-n) $(init-) \ - $(core-n) $(core-) $(drivers-n) $(drivers-) \ - $(net-n) $(net-) $(libs-n) $(libs-)))) - -init-y := $(patsubst %/, %/built-in.o, $(init-y)) -core-y := $(patsubst %/, %/built-in.o, $(core-y)) -drivers-y := $(patsubst %/, %/built-in.o, $(drivers-y)) -net-y := $(patsubst %/, %/built-in.o, $(net-y)) -libs-y1 := $(patsubst %/, %/lib.a, $(libs-y)) -libs-y2 := $(patsubst %/, %/built-in.o, $(libs-y)) -libs-y := $(libs-y1) $(libs-y2) - -# Build vmlinux -# --------------------------------------------------------------------------- -# vmlinux is build from the objects selected by $(vmlinux-init) and -# $(vmlinux-main). Most are built-in.o files from top-level directories -# in the kernel tree, others are specified in arch/$(ARCH)Makefile. -# Ordering when linking is important, and $(vmlinux-init) must be first. -# -# vmlinux -# ^ -# | -# +-< $(vmlinux-init) -# | +--< init/version.o + more -# | -# +--< $(vmlinux-main) -# | +--< driver/built-in.o mm/built-in.o + more -# | -# +-< kallsyms.o (see description in CONFIG_KALLSYMS section) -# -# vmlinux version (uname -v) cannot be updated during normal -# descending-into-subdirs phase since we do not yet know if we need to -# update vmlinux. -# Therefore this step is delayed until just before final link of vmlinux - -# except in the kallsyms case where it is done just before adding the -# symbols to the kernel. -# -# System.map is generated to document addresses of all kernel symbols - -vmlinux-init := $(head-y) $(init-y) -vmlinux-main := $(core-y) $(libs-y) $(drivers-y) $(net-y) -vmlinux-all := $(vmlinux-init) $(vmlinux-main) -vmlinux-lds := arch/$(ARCH)/kernel/vmlinux.lds - -# Rule to link vmlinux - also used during CONFIG_KALLSYMS -# May be overridden by arch/$(ARCH)/Makefile -quiet_cmd_vmlinux__ ?= LD $@ - cmd_vmlinux__ ?= $(LD) $(LDFLAGS) $(LDFLAGS_vmlinux) -o $@ \ - -T $(vmlinux-lds) $(vmlinux-init) \ - --start-group $(vmlinux-main) --end-group \ - $(filter-out $(vmlinux-lds) $(vmlinux-init) $(vmlinux-main) FORCE ,$^) - -# Generate new vmlinux version -quiet_cmd_vmlinux_version = GEN .version - cmd_vmlinux_version = set -e; \ - . $(srctree)/scripts/mkversion > .tmp_version; \ - mv -f .tmp_version .version; \ - $(MAKE) $(build)=init - -# Generate System.map -quiet_cmd_sysmap = SYSMAP - cmd_sysmap = $(CONFIG_SHELL) $(srctree)/scripts/mksysmap - -# Link of vmlinux -# If CONFIG_KALLSYMS is set .version is already updated -# Generate System.map and verify that the content is consistent - -define rule_vmlinux__ - $(if $(CONFIG_KALLSYMS),,+$(call cmd,vmlinux_version)) - - $(call cmd,vmlinux__) - $(Q)echo 'cmd_$@ := $(cmd_vmlinux__)' > $(@D)/.$(@F).cmd - - $(Q)$(if $($(quiet)cmd_sysmap), \ - echo ' $($(quiet)cmd_sysmap) System.map' &&) \ - $(cmd_sysmap) $@ System.map; \ - if [ $$? -ne 0 ]; then \ - rm -f $@; \ - /bin/false; \ - fi; - $(verify_kallsyms) -endef - - -ifdef CONFIG_KALLSYMS -# Generate section listing all symbols and add it into vmlinux $(kallsyms.o) -# It's a three stage process: -# o .tmp_vmlinux1 has all symbols and sections, but __kallsyms is -# empty -# Running kallsyms on that gives us .tmp_kallsyms1.o with -# the right size - vmlinux version (uname -v) is updated during this step -# o .tmp_vmlinux2 now has a __kallsyms section of the right size, -# but due to the added section, some addresses have shifted. -# From here, we generate a correct .tmp_kallsyms2.o -# o The correct .tmp_kallsyms2.o is linked into the final vmlinux. -# o Verify that the System.map from vmlinux matches the map from -# .tmp_vmlinux2, just in case we did not generate kallsyms correctly. -# o If CONFIG_KALLSYMS_EXTRA_PASS is set, do an extra pass using -# .tmp_vmlinux3 and .tmp_kallsyms3.o. This is only meant as a -# temporary bypass to allow the kernel to be built while the -# maintainers work out what went wrong with kallsyms. - -ifdef CONFIG_KALLSYMS_EXTRA_PASS -last_kallsyms := 3 -else -last_kallsyms := 2 +ifndef EPOCH +EPOCH := $(shell rpm $(RPMDEFS) $(DISTDEFS) -q --qf "%{EPOCH}\n" --specfile $(SPECFILE) | head -1 | sed 's/(none)//') endif - -kallsyms.o := .tmp_kallsyms$(last_kallsyms).o - -define verify_kallsyms - $(Q)$(if $($(quiet)cmd_sysmap), \ - echo ' $($(quiet)cmd_sysmap) .tmp_System.map' &&) \ - $(cmd_sysmap) .tmp_vmlinux$(last_kallsyms) .tmp_System.map - $(Q)cmp -s System.map .tmp_System.map || \ - (echo Inconsistent kallsyms data; \ - echo Try setting CONFIG_KALLSYMS_EXTRA_PASS; \ - rm .tmp_kallsyms* ; /bin/false ) -endef - -# Update vmlinux version before link -# Use + in front of this rule to silent warning about make -j1 -cmd_ksym_ld = $(cmd_vmlinux__) -define rule_ksym_ld - +$(call cmd,vmlinux_version) - $(call cmd,vmlinux__) - $(Q)echo 'cmd_$@ := $(cmd_vmlinux__)' > $(@D)/.$(@F).cmd -endef - -# Generate .S file with all kernel symbols -quiet_cmd_kallsyms = KSYM $@ - cmd_kallsyms = $(NM) -n $< | $(KALLSYMS) \ - $(if $(CONFIG_KALLSYMS_ALL),--all-symbols) > $@ - -.tmp_kallsyms1.o .tmp_kallsyms2.o .tmp_kallsyms3.o: %.o: %.S scripts FORCE - $(call if_changed_dep,as_o_S) - -.tmp_kallsyms%.S: .tmp_vmlinux% $(KALLSYMS) - $(call cmd,kallsyms) - -# .tmp_vmlinux1 must be complete except kallsyms, so update vmlinux version -.tmp_vmlinux1: $(vmlinux-lds) $(vmlinux-all) FORCE - $(call if_changed_rule,ksym_ld) - -.tmp_vmlinux2: $(vmlinux-lds) $(vmlinux-all) .tmp_kallsyms1.o FORCE - $(call if_changed,vmlinux__) - -.tmp_vmlinux3: $(vmlinux-lds) $(vmlinux-all) .tmp_kallsyms2.o FORCE - $(call if_changed,vmlinux__) - -# Needs to visit scripts/ before $(KALLSYMS) can be used. -$(KALLSYMS): scripts ; - -endif # ifdef CONFIG_KALLSYMS - -# vmlinux image - including updated kernel symbols -vmlinux: $(vmlinux-lds) $(vmlinux-init) $(vmlinux-main) $(kallsyms.o) FORCE - $(call if_changed_rule,vmlinux__) - -# The actual objects are generated when descending, -# make sure no implicit rule kicks in -$(sort $(vmlinux-init) $(vmlinux-main)) $(vmlinux-lds): $(vmlinux-dirs) ; - -# Handle descending into subdirectories listed in $(vmlinux-dirs) -# Preset locale variables to speed up the build process. Limit locale -# tweaks to this spot to avoid wrong language settings when running -# make menuconfig etc. -# Error messages still appears in the original language - -.PHONY: $(vmlinux-dirs) -$(vmlinux-dirs): prepare-all scripts - $(Q)$(MAKE) $(build)=$@ - -# Things we need to do before we recursively start building the kernel -# or the modules are listed in "prepare-all". -# A multi level approach is used. prepare1 is updated first, then prepare0. -# prepare-all is the collection point for the prepare targets. - -.PHONY: prepare-all prepare prepare0 prepare1 prepare2 - -# prepare2 is used to check if we are building in a separate output directory, -# and if so do: -# 1) Check that make has not been executed in the kernel src $(srctree) -# 2) Create the include2 directory, used for the second asm symlink - -prepare2: -ifneq ($(KBUILD_SRC),) - @echo ' Using $(srctree) as source for kernel' - $(Q)if [ -h $(srctree)/include/asm -o -f $(srctree)/.config ]; then \ - echo " $(srctree) is not clean, please run 'make mrproper'";\ - echo " in the '$(srctree)' directory.";\ - /bin/false; \ - fi; - $(Q)if [ ! -d include2 ]; then mkdir -p include2; fi; - $(Q)ln -fsn $(srctree)/include/asm-$(ARCH) include2/asm +ifeq ($(EPOCH),(none)) +override EPOCH := "" endif - -# prepare1 creates a makefile if using a separate output directory -prepare1: prepare2 outputmakefile - -prepare0: prepare1 include/linux/version.h include/asm include/config/MARKER -ifneq ($(KBUILD_MODULES),) - $(Q)rm -rf $(MODVERDIR) - $(Q)mkdir -p $(MODVERDIR) +ifndef VERSION +VERSION := $(shell rpm $(RPMDEFS) $(DISTDEFS) -q --qf "%{VERSION}\n" --specfile $(SPECFILE)| head -1) endif - -# All the preparing.. -prepare-all: prepare0 prepare - -# Leave this as default for preprocessing vmlinux.lds.S, which is now -# done in arch/$(ARCH)/kernel/Makefile - -export CPPFLAGS_vmlinux.lds += -P -C -U$(ARCH) - -# Single targets -# --------------------------------------------------------------------------- - -%.s: %.c scripts FORCE - $(Q)$(MAKE) $(build)=$(@D) $@ -%.i: %.c scripts FORCE - $(Q)$(MAKE) $(build)=$(@D) $@ -%.o: %.c scripts FORCE - $(Q)$(MAKE) $(build)=$(@D) $@ -%/: scripts prepare FORCE - $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) $(build)=$(@D) -%.lst: %.c scripts FORCE - $(Q)$(MAKE) $(build)=$(@D) $@ -%.s: %.S scripts FORCE - $(Q)$(MAKE) $(build)=$(@D) $@ -%.o: %.S scripts FORCE - $(Q)$(MAKE) $(build)=$(@D) $@ - -# FIXME: The asm symlink changes when $(ARCH) changes. That's -# hard to detect, but I suppose "make mrproper" is a good idea -# before switching between archs anyway. - -include/asm: - @echo ' SYMLINK $@ -> include/asm-$(ARCH)' - $(Q)if [ ! -d include ]; then mkdir -p include; fi; - @ln -fsn asm-$(ARCH) $@ - -# Split autoconf.h into include/linux/config/* - -include/config/MARKER: include/linux/autoconf.h - @echo ' SPLIT include/linux/autoconf.h -> include/config/*' - @scripts/basic/split-include include/linux/autoconf.h include/config - @touch $@ - -# Generate some files -# --------------------------------------------------------------------------- - -# KERNELRELEASE can change from a few different places, meaning version.h -# needs to be updated, so this check is forced on all builds - -uts_len := 64 - -define filechk_version.h - if [ `echo -n "$(KERNELRELEASE)" | wc -c ` -gt $(uts_len) ]; then \ - echo '"$(KERNELRELEASE)" exceeds $(uts_len) characters' >&2; \ - exit 1; \ - fi; \ - (echo \#define UTS_RELEASE \"$(KERNELRELEASE)\"; \ - echo \#define LINUX_VERSION_CODE `expr $(VERSION) \\* 65536 + $(PATCHLEVEL) \\* 256 + $(SUBLEVEL)`; \ - echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))'; \ - ) -endef - -include/linux/version.h: $(srctree)/Makefile FORCE - $(call filechk,version.h) - -# --------------------------------------------------------------------------- - -.PHONY: depend dep -depend dep: - @echo '*** Warning: make $@ is unnecessary now.' - -# --------------------------------------------------------------------------- -# Modules - -ifdef CONFIG_MODULES - -# By default, build modules as well - -all: modules - -# Build modules - -.PHONY: modules -modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux) - @echo ' Building modules, stage 2.'; - $(Q)$(MAKE) -rR -f $(srctree)/scripts/Makefile.modpost - - -# Target to prepare building external modules -.PHONY: modules_prepare -modules_prepare: prepare-all scripts - -# Target to install modules -.PHONY: modules_install -modules_install: _modinst_ _modinst_post - -.PHONY: _modinst_ -_modinst_: - @if [ -z "`$(DEPMOD) -V | grep module-init-tools`" ]; then \ - echo "Warning: you may need to install module-init-tools"; \ - echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt";\ - sleep 1; \ - fi - @rm -rf $(MODLIB)/kernel - @rm -f $(MODLIB)/source - @mkdir -p $(MODLIB)/kernel - @ln -s $(srctree) $(MODLIB)/source - @if [ ! $(objtree) -ef $(MODLIB)/build ]; then \ - rm -f $(MODLIB)/build ; \ - ln -s $(objtree) $(MODLIB)/build ; \ - fi - $(Q)$(MAKE) -rR -f $(srctree)/scripts/Makefile.modinst - -# If System.map exists, run depmod. This deliberately does not have a -# dependency on System.map since that would run the dependency tree on -# vmlinux. This depmod is only for convenience to give the initial -# boot a modules.dep even before / is mounted read-write. However the -# boot script depmod is the master version. -ifeq "$(strip $(INSTALL_MOD_PATH))" "" -depmod_opts := -else -depmod_opts := -b $(INSTALL_MOD_PATH) -r +ifndef RELEASE +RELEASE := $(shell rpm $(RPMDEFS) $(DISTDEFS) -q --qf "%{RELEASE}\n" --specfile $(SPECFILE)| head -1) endif -.PHONY: _modinst_post -_modinst_post: _modinst_ - if [ -r System.map ]; then $(DEPMOD) -ae -F System.map $(depmod_opts) $(KERNELRELEASE); fi - -else # CONFIG_MODULES - -# Modules not configured -# --------------------------------------------------------------------------- - -modules modules_install: FORCE - @echo - @echo "The present kernel configuration has modules disabled." - @echo "Type 'make config' and enable loadable module support." - @echo "Then build a kernel with module support enabled." - @echo - @exit 1 - -endif # CONFIG_MODULES - -# Generate asm-offsets.h -# --------------------------------------------------------------------------- -define filechk_gen-asm-offsets - (set -e; \ - echo "#ifndef __ASM_OFFSETS_H__"; \ - echo "#define __ASM_OFFSETS_H__"; \ - echo "/*"; \ - echo " * DO NOT MODIFY."; \ - echo " *"; \ - echo " * This file was generated by arch/$(ARCH)/Makefile"; \ - echo " *"; \ - echo " */"; \ - echo ""; \ - sed -ne "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}"; \ - echo ""; \ - echo "#endif" ) +define get_sources_md5 +$(shell cat sources 2>/dev/null | awk 'gensub("^.*/", "", 1, $$2) == "$@" { print $$1; exit; }') endef - - -### -# Cleaning is done on three levels. -# make clean Delete most generated files -# Leave enough to build external modules -# make mrproper Delete the current configuration, and all generated files -# make distclean Remove editor backup files, patch leftover files and the like - -# Directories & files removed with 'make clean' -CLEAN_DIRS += $(MODVERDIR) -CLEAN_FILES += vmlinux System.map \ - .tmp_kallsyms* .tmp_version .tmp_vmlinux* .tmp_System.map - -# Directories & files removed with 'make mrproper' -MRPROPER_DIRS += include/config include2 -MRPROPER_FILES += .config .config.old include/asm .version \ - include/linux/autoconf.h include/linux/version.h \ - Module.symvers tags TAGS cscope* - -# clean - Delete most, but leave enough to build external modules -# -clean: rm-dirs := $(CLEAN_DIRS) -clean: rm-files := $(CLEAN_FILES) -clean-dirs := $(addprefix _clean_,$(vmlinux-alldirs)) - -.PHONY: $(clean-dirs) clean archclean -$(clean-dirs): - $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@) - -clean: archclean $(clean-dirs) - $(call cmd,rmdirs) - $(call cmd,rmfiles) - @find . $(RCS_FIND_IGNORE) \ - \( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \ - -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \) \ - -type f -print | xargs rm -f - -# mrproper - Delete all generated files, including .config -# -mrproper: rm-dirs := $(wildcard $(MRPROPER_DIRS)) -mrproper: rm-files := $(wildcard $(MRPROPER_FILES)) -mrproper-dirs := $(addprefix _mrproper_,Documentation/DocBook scripts) - -.PHONY: $(mrproper-dirs) mrproper archmrproper -$(mrproper-dirs): - $(Q)$(MAKE) $(clean)=$(patsubst _mrproper_%,%,$@) - -mrproper: clean archmrproper $(mrproper-dirs) - $(call cmd,rmdirs) - $(call cmd,rmfiles) - -# distclean -# -.PHONY: distclean - -distclean: mrproper - @find $(srctree) $(RCS_FIND_IGNORE) \ - \( -name '*.orig' -o -name '*.rej' -o -name '*~' \ - -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \ - -o -name '.*.rej' -o -size 0 \ - -o -name '*%' -o -name '.*.cmd' -o -name 'core' \) \ - -type f -print | xargs rm -f - - -# Packaging of the kernel to various formats -# --------------------------------------------------------------------------- -# rpm target kept for backward compatibility -package-dir := $(srctree)/scripts/package - -.PHONY: %-pkg rpm - -%pkg: FORCE - $(Q)$(MAKE) -f $(package-dir)/Makefile $@ -rpm: FORCE - $(Q)$(MAKE) -f $(package-dir)/Makefile $@ - - -# Brief documentation of the typical targets used -# --------------------------------------------------------------------------- - -boards := $(wildcard $(srctree)/arch/$(ARCH)/configs/*_defconfig) -boards := $(notdir $(boards)) - -help: - @echo 'Cleaning targets:' - @echo ' clean - remove most generated files but keep the config' - @echo ' mrproper - remove all generated files + config + various backup files' - @echo '' - @echo 'Configuration targets:' - @$(MAKE) -f $(srctree)/scripts/kconfig/Makefile help - @echo '' - @echo 'Other generic targets:' - @echo ' all - Build all targets marked with [*]' - @echo '* vmlinux - Build the bare kernel' - @echo '* modules - Build all modules' - @echo ' modules_install - Install all modules' - @echo ' dir/ - Build all files in dir and below' - @echo ' dir/file.[ois] - Build specified target only' - @echo ' rpm - Build a kernel as an RPM package' - @echo ' tags/TAGS - Generate tags file for editors' - @echo ' cscope - Generate cscope index' - @echo '' - @echo 'Static analysers' - @echo ' buildcheck - List dangling references to vmlinux discarded sections' - @echo ' and init sections from non-init sections' - @echo ' checkstack - Generate a list of stack hogs' - @echo ' namespacecheck - Name space analysis on compiled kernel' - @echo '' - @echo 'Kernel packaging:' - @$(MAKE) -f $(package-dir)/Makefile help - @echo '' - @echo 'Documentation targets:' - @$(MAKE) -f $(srctree)/Documentation/DocBook/Makefile dochelp - @echo '' - @echo 'Architecture specific targets ($(ARCH)):' - @$(if $(archhelp),$(archhelp),\ - echo ' No architecture specific help defined for $(ARCH)') - @echo '' - @$(if $(boards), \ - $(foreach b, $(boards), \ - printf " %-24s - Build for %s\\n" $(b) $(subst _defconfig,,$(b));) \ - echo '') - - @echo ' make V=0|1 [targets] 0 => quiet build (default), 1 => verbose build' - @echo ' make O=dir [targets] Locate all output files in "dir", including .config' - @echo ' make C=1 [targets] Check all c source with $$CHECK (sparse)' - @echo ' make C=2 [targets] Force check of all c source with $$CHECK (sparse)' - @echo '' - @echo 'Execute "make" or "make all" to build all targets marked with [*] ' - @echo 'For further info see the ./README file' - - -# Documentation targets -# --------------------------------------------------------------------------- -%docs: scripts_basic FORCE - $(Q)$(MAKE) $(build)=Documentation/DocBook $@ - -else # KBUILD_EXTMOD - -### -# External module support. -# When building external modules the kernel used as basis is considered -# read-only, and no consistency checks are made and the make -# system is not used on the basis kernel. If updates are required -# in the basis kernel ordinary make commands (without M=...) must -# be used. -# -# The following are the only valid targets when building external -# modules. -# make M=dir clean Delete all automatically generated files -# make M=dir modules Make all modules in specified dir -# make M=dir Same as 'make M=dir modules' -# make M=dir modules_install -# Install the modules build in the module directory -# Assumes install directory is already created - -# We are always building modules -KBUILD_MODULES := 1 -.PHONY: crmodverdir -crmodverdir: - $(Q)mkdir -p $(MODVERDIR) - -module-dirs := $(addprefix _module_,$(KBUILD_EXTMOD)) -.PHONY: $(module-dirs) modules -$(module-dirs): crmodverdir - $(Q)$(MAKE) $(build)=$(patsubst _module_%,%,$@) - -modules: $(module-dirs) - @echo ' Building modules, stage 2.'; - $(Q)$(MAKE) -rR -f $(srctree)/scripts/Makefile.modpost - -.PHONY: modules_install -modules_install: - $(Q)$(MAKE) -rR -f $(srctree)/scripts/Makefile.modinst - -clean-dirs := $(addprefix _clean_,$(KBUILD_EXTMOD)) - -.PHONY: $(clean-dirs) clean -$(clean-dirs): - $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@) - -clean: rm-dirs := $(MODVERDIR) -clean: $(clean-dirs) - $(call cmd,rmdirs) - @find $(KBUILD_EXTMOD) $(RCS_FIND_IGNORE) \ - \( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \ - -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \) \ - -type f -print | xargs rm -f - -help: - @echo ' Building external modules.' - @echo ' Syntax: make -C path/to/kernel/src M=$$PWD target' - @echo '' - @echo ' modules - default target, build the module(s)' - @echo ' modules_install - install the module' - @echo ' clean - remove generated files in module directory only' - @echo '' -endif # KBUILD_EXTMOD - -# Generate tags for editors -# --------------------------------------------------------------------------- - -define all-sources - ( find $(srctree) $(RCS_FIND_IGNORE) \ - \( -name include -o -name arch \) -prune -o \ - -name '*.[chS]' -print; \ - find $(srctree)/arch/$(ARCH) $(RCS_FIND_IGNORE) \ - -name '*.[chS]' -print; \ - find $(srctree)/security/selinux/include $(RCS_FIND_IGNORE) \ - -name '*.[chS]' -print; \ - find $(srctree)/include $(RCS_FIND_IGNORE) \ - \( -name config -o -name 'asm-*' \) -prune \ - -o -name '*.[chS]' -print; \ - find $(srctree)/include/asm-$(ARCH) $(RCS_FIND_IGNORE) \ - -name '*.[chS]' -print; \ - find $(srctree)/include/asm-generic $(RCS_FIND_IGNORE) \ - -name '*.[chS]' -print ) +define get_sources_url +$(shell cat sources 2>/dev/null | awk 'gensub("^.*/", "", 1, $$2) == "$@" { print $$2; exit; }') endef - -quiet_cmd_cscope-file = FILELST cscope.files - cmd_cscope-file = $(all-sources) > cscope.files - -quiet_cmd_cscope = MAKE cscope.out - cmd_cscope = cscope -k -b -q - -cscope: FORCE - $(call cmd,cscope-file) - $(call cmd,cscope) - -quiet_cmd_TAGS = MAKE $@ -cmd_TAGS = $(all-sources) | etags - - -# Exuberant ctags works better with -I - -quiet_cmd_tags = MAKE $@ -define cmd_tags - rm -f $@; \ - CTAGSF=`ctags --version | grep -i exuberant >/dev/null && echo "-I __initdata,__exitdata,EXPORT_SYMBOL,EXPORT_SYMBOL_NOVERS"`; \ - $(all-sources) | xargs ctags $$CTAGSF -a -endef - -TAGS: FORCE - $(call cmd,TAGS) - -tags: FORCE - $(call cmd,tags) - - -# Scripts to check various things for consistency -# --------------------------------------------------------------------------- - -configcheck: - find * $(RCS_FIND_IGNORE) \ - -name '*.[hcS]' -type f -print | sort \ - | xargs $(PERL) -w scripts/checkconfig.pl - -includecheck: - find * $(RCS_FIND_IGNORE) \ - -name '*.[hcS]' -type f -print | sort \ - | xargs $(PERL) -w scripts/checkincludes.pl - -versioncheck: - find * $(RCS_FIND_IGNORE) \ - -name '*.[hcS]' -type f -print | sort \ - | xargs $(PERL) -w scripts/checkversion.pl - -buildcheck: - $(PERL) $(srctree)/scripts/reference_discarded.pl - $(PERL) $(srctree)/scripts/reference_init.pl - -namespacecheck: - $(PERL) $(srctree)/scripts/namespace.pl - -endif #ifeq ($(config-targets),1) -endif #ifeq ($(mixed-targets),1) - -.PHONY: checkstack -checkstack: - $(OBJDUMP) -d vmlinux $$(find . -name '*.ko') | \ - $(PERL) $(src)/scripts/checkstack.pl $(ARCH) - -# FIXME Should go into a make.lib or something -# =========================================================================== - -quiet_cmd_rmdirs = $(if $(wildcard $(rm-dirs)),CLEAN $(wildcard $(rm-dirs))) - cmd_rmdirs = rm -rf $(rm-dirs) - -quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN $(wildcard $(rm-files))) - cmd_rmfiles = rm -f $(rm-files) - - -a_flags = -Wp,-MD,$(depfile) $(AFLAGS) $(AFLAGS_KERNEL) \ - $(NOSTDINC_FLAGS) $(CPPFLAGS) \ - $(modkern_aflags) $(EXTRA_AFLAGS) $(AFLAGS_$(*F).o) - -quiet_cmd_as_o_S = AS $@ -cmd_as_o_S = $(CC) $(a_flags) -c -o $@ $< - -# read all saved command lines - -targets := $(wildcard $(sort $(targets))) -cmd_files := $(wildcard .*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) - -ifneq ($(cmd_files),) - $(cmd_files): ; # Do not try to update included dependency files - include $(cmd_files) -endif - -# Execute command and generate cmd file -if_changed = $(if $(strip $? \ - $(filter-out $(cmd_$(1)),$(cmd_$@))\ - $(filter-out $(cmd_$@),$(cmd_$(1)))),\ - @set -e; \ - $(if $($(quiet)cmd_$(1)),echo ' $(subst ','\'',$($(quiet)cmd_$(1)))';) \ - $(cmd_$(1)); \ - echo 'cmd_$@ := $(subst $$,$$$$,$(subst ','\'',$(cmd_$(1))))' > $(@D)/.$(@F).cmd) - - -# execute the command and also postprocess generated .d dependencies -# file -if_changed_dep = $(if $(strip $? $(filter-out FORCE $(wildcard $^),$^)\ - $(filter-out $(cmd_$(1)),$(cmd_$@))\ - $(filter-out $(cmd_$@),$(cmd_$(1)))),\ - $(Q)set -e; \ - $(if $($(quiet)cmd_$(1)),echo ' $(subst ','\'',$($(quiet)cmd_$(1)))';) \ - $(cmd_$(1)); \ - scripts/basic/fixdep $(depfile) $@ '$(subst $$,$$$$,$(subst ','\'',$(cmd_$(1))))' > $(@D)/.$(@F).tmp; \ - rm -f $(depfile); \ - mv -f $(@D)/.$(@F).tmp $(@D)/.$(@F).cmd) - -# Usage: $(call if_changed_rule,foo) -# will check if $(cmd_foo) changed, or any of the prequisites changed, -# and if so will execute $(rule_foo) - -if_changed_rule = $(if $(strip $? \ - $(filter-out $(cmd_$(1)),$(cmd_$(@F)))\ - $(filter-out $(cmd_$(@F)),$(cmd_$(1)))),\ - $(Q)$(rule_$(1))) - -# If quiet is set, only print short version of command - -cmd = @$(if $($(quiet)cmd_$(1)),echo ' $($(quiet)cmd_$(1))' &&) $(cmd_$(1)) - -# filechk is used to check if the content of a generated file is updated. -# Sample usage: -# define filechk_sample -# echo $KERNELRELEASE -# endef -# version.h : Makefile -# $(call filechk,sample) -# The rule defined shall write to stdout the content of the new file. -# The existing file will be compared with the new one. -# - If no file exist it is created -# - If the content differ the new file is used -# - If they are equal no change, and no timestamp update - -define filechk - @set -e; \ - echo ' CHK $@'; \ - mkdir -p $(dir $@); \ - $(filechk_$(1)) < $< > $@.tmp; \ - if [ -r $@ ] && cmp -s $@ $@.tmp; then \ - rm -f $@.tmp; \ - else \ - echo ' UPD $@'; \ - mv -f $@.tmp $@; \ +SOURCEFILES := $(shell cat sources 2>/dev/null | awk '{ print gensub("^.*/", "", 1, $$2) }') + +sources: $(SOURCEFILES) $(TARGETS) + +$(SOURCEFILES): #FORCE + @if [ ! -e "$@" ] ; then echo "$(CLIENT) $(get_sources_url)" ; $(CLIENT) $(get_sources_url) ; fi + @if [ ! -e "$@" ] ; then echo "Could not download source file: $@ does not exist" ; exit 1 ; fi + @if test "$$(md5sum $@ | awk '{print $$1}')" != "$(get_sources_md5)" ; then \ + echo "md5sum of the downloaded $@ does not match the one from 'sources' file" ; \ + echo "Local copy: $$(md5sum $@)" ; \ + echo "In sources: $$(grep $@ sources)" ; \ + exit 1 ; \ + else \ + ls -l $@ ; \ fi -endef - -# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.build obj=dir -# Usage: -# $(Q)$(MAKE) $(build)=dir -build := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.build obj - -# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.clean obj=dir -# Usage: -# $(Q)$(MAKE) $(clean)=dir -clean := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.clean obj - -# $(call descend,,) -# Recursively call a sub-make in with target -# Usage is deprecated, because make does not see this as an invocation of make. -descend =$(Q)$(MAKE) -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.build obj=$(1) $(2) - -endif # skip-makefile -FORCE: +download-sources: + @for i in $(SOURCES); do \ + if [ ! -e "$${i##*/}" ]; then \ + echo "$(CLIENT) $$i"; \ + $(CLIENT) $$i; \ + fi; \ + done + +replace-sources: + rm -f sources + @$(MAKE) new-sources + +new-sources: download-sources + @for i in $(SOURCES); do \ + echo "$(MD5SUM) $$i >> sources"; \ + $(MD5SUM) $${i##*/} | $(AWK) '{ printf "%s %s\n", $$1, "'"$$i"'" }' >> sources; \ + done + +PREPARCH ?= noarch +RPMDIRDEFS = --define "_sourcedir $(PWD)" --define "_builddir $(PWD)" --define "_srcrpmdir $(PWD)" --define "_rpmdir $(PWD)" +trees: sources + rpmbuild $(RPMDIRDEFS) $(RPMDEFS) --nodeps -bp --target $(PREPARCH) $(SPECFILE) + +srpm: sources + rpmbuild $(RPMDIRDEFS) $(RPMDEFS) --nodeps -bs $(SPECFILE) + +TARGET ?= $(shell uname -m) +rpm: sources + rpmbuild $(RPMDIRDEFS) $(RPMDEFS) --nodeps --target $(TARGET) -bb $(SPECFILE) + +clean: + rm -f *.rpm