diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 73 |
1 files changed, 36 insertions, 37 deletions
@@ -1,7 +1,7 @@ VERSION = 4 -PATCHLEVEL = 12 +PATCHLEVEL = 13 SUBLEVEL = 0 -EXTRAVERSION = -rc7 +EXTRAVERSION = -rc2 NAME = Fearless Coyote # *DOCUMENTATION* @@ -84,17 +84,10 @@ endif # If the user is running make -s (silent mode), suppress echoing of # commands -ifneq ($(filter 4.%,$(MAKE_VERSION)),) # make-4 -ifneq ($(filter %s ,$(firstword x$(MAKEFLAGS))),) +ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),) quiet=silent_ tools_silent=s endif -else # make-3.8x -ifneq ($(filter s% -s%,$(MAKEFLAGS)),) - quiet=silent_ - tools_silent=-s -endif -endif export quiet Q KBUILD_VERBOSE @@ -113,8 +106,8 @@ export quiet Q KBUILD_VERBOSE # The O= assignment 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) +# KBUILD_SRC is not intended to be used by the regular user (for now), +# it is set on invocation of make with KBUILD_OUTPUT or O= specified. ifeq ($(KBUILD_SRC),) # OK, Make called in directory where kernel src resides @@ -135,7 +128,6 @@ ifneq ($(words $(subst :, ,$(CURDIR))), 1) endif 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 mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) \ @@ -148,6 +140,7 @@ PHONY += $(MAKECMDGOALS) sub-make $(filter-out _all sub-make $(CURDIR)/Makefile, $(MAKECMDGOALS)) _all: sub-make @: +# Invoke a second make in the output directory, passing relevant variables sub-make: $(Q)$(MAKE) -C $(KBUILD_OUTPUT) KBUILD_SRC=$(CURDIR) \ -f $(CURDIR)/Makefile $(filter-out _all sub-make,$(MAKECMDGOALS)) @@ -301,10 +294,17 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ else if [ -x /bin/bash ]; then echo /bin/bash; \ else echo sh; fi ; fi) +HOST_LFS_CFLAGS := $(shell getconf LFS_CFLAGS) +HOST_LFS_LDFLAGS := $(shell getconf LFS_LDFLAGS) +HOST_LFS_LIBS := $(shell getconf LFS_LIBS) + HOSTCC = gcc HOSTCXX = g++ -HOSTCFLAGS = -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -std=gnu89 -HOSTCXXFLAGS = -O2 +HOSTCFLAGS := -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 \ + -fomit-frame-pointer -std=gnu89 $(HOST_LFS_CFLAGS) +HOSTCXXFLAGS := -O2 $(HOST_LFS_CFLAGS) +HOSTLDFLAGS := $(HOST_LFS_LDFLAGS) +HOST_LOADLIBES := $(HOST_LFS_LIBS) ifeq ($(shell $(HOSTCC) -v 2>&1 | grep -c "clang version"), 1) HOSTCFLAGS += -Wno-unused-value -Wno-unused-parameter \ @@ -388,12 +388,10 @@ USERINCLUDE := \ # Needed to be compatible with the O= option LINUXINCLUDE := \ -I$(srctree)/arch/$(hdr-arch)/include \ - -I$(objtree)/arch/$(hdr-arch)/include/generated/uapi \ -I$(objtree)/arch/$(hdr-arch)/include/generated \ $(if $(KBUILD_SRC), -I$(srctree)/include) \ - -I$(objtree)/include - -LINUXINCLUDE += $(filter-out $(LINUXINCLUDE),$(USERINCLUDE)) + -I$(objtree)/include \ + $(USERINCLUDE) KBUILD_CPPFLAGS := -D__KERNEL__ @@ -417,7 +415,7 @@ KERNELVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(S export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION export ARCH SRCARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC -export CPP AR NM STRIP OBJCOPY OBJDUMP +export CPP AR NM STRIP OBJCOPY OBJDUMP HOSTLDFLAGS HOST_LOADLIBES export MAKE AWK GENKSYMS INSTALLKERNEL PERL PYTHON UTS_MACHINE export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS @@ -465,10 +463,11 @@ ifneq ($(KBUILD_SRC),) endif # Support for using generic headers in asm-generic -PHONY += asm-generic -asm-generic: +PHONY += asm-generic uapi-asm-generic +asm-generic: uapi-asm-generic $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.asm-generic \ src=asm obj=arch/$(SRCARCH)/include/generated/asm +uapi-asm-generic: $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.asm-generic \ src=uapi/asm obj=arch/$(SRCARCH)/include/generated/uapi/asm @@ -631,6 +630,9 @@ include arch/$(SRCARCH)/Makefile KBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks,) KBUILD_CFLAGS += $(call cc-disable-warning,frame-address,) +KBUILD_CFLAGS += $(call cc-disable-warning, format-truncation) +KBUILD_CFLAGS += $(call cc-disable-warning, format-overflow) +KBUILD_CFLAGS += $(call cc-disable-warning, int-in-bool-context) ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE KBUILD_CFLAGS += $(call cc-option,-Oz,-Os) @@ -707,6 +709,7 @@ KBUILD_CPPFLAGS += $(call cc-option,-Qunused-arguments,) KBUILD_CFLAGS += $(call cc-disable-warning, unused-variable) KBUILD_CFLAGS += $(call cc-disable-warning, format-invalid-specifier) KBUILD_CFLAGS += $(call cc-disable-warning, gnu) +KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member) # Quiet clang warning: comparison of unsigned expression < 0 is always false KBUILD_CFLAGS += $(call cc-disable-warning, tautological-compare) # CLANG uses a _MergedGlobals as optimization, but this breaks modpost, as the @@ -952,19 +955,19 @@ 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) +libs-y2 := $(filter-out %.a, $(patsubst %/, %/built-in.o, $(libs-y))) virt-y := $(patsubst %/, %/built-in.o, $(virt-y)) # Externally visible symbols (used by link-vmlinux.sh) export KBUILD_VMLINUX_INIT := $(head-y) $(init-y) -export KBUILD_VMLINUX_MAIN := $(core-y) $(libs-y) $(drivers-y) $(net-y) $(virt-y) +export KBUILD_VMLINUX_MAIN := $(core-y) $(libs-y2) $(drivers-y) $(net-y) $(virt-y) +export KBUILD_VMLINUX_LIBS := $(libs-y1) export KBUILD_LDS := arch/$(SRCARCH)/kernel/vmlinux.lds export LDFLAGS_vmlinux # used by scripts/pacmage/Makefile export KBUILD_ALLDIRS := $(sort $(filter-out arch/%,$(vmlinux-alldirs)) arch Documentation include samples scripts tools) -vmlinux-deps := $(KBUILD_LDS) $(KBUILD_VMLINUX_INIT) $(KBUILD_VMLINUX_MAIN) +vmlinux-deps := $(KBUILD_LDS) $(KBUILD_VMLINUX_INIT) $(KBUILD_VMLINUX_MAIN) $(KBUILD_VMLINUX_LIBS) # Include targets which we want to execute sequentially if the rest of the # kernel build went well. If CONFIG_TRIM_UNUSED_KSYMS is set, this might be @@ -1141,7 +1144,7 @@ firmware_install: #Default location for installed headers export INSTALL_HDR_PATH = $(objtree)/usr -# If we do an all arch process set dst to asm-$(hdr-arch) +# If we do an all arch process set dst to include/arch-$(hdr-arch) hdr-dst = $(if $(KBUILD_HEADERS), dst=include/arch-$(hdr-arch), dst=include) PHONY += archheaders @@ -1151,7 +1154,7 @@ PHONY += archscripts archscripts: PHONY += __headers -__headers: $(version_h) scripts_basic asm-generic archheaders archscripts +__headers: $(version_h) scripts_basic uapi-asm-generic archheaders archscripts $(Q)$(MAKE) $(build)=scripts build_unifdef PHONY += headers_install_all @@ -1162,7 +1165,7 @@ PHONY += headers_install headers_install: __headers $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/uapi/asm/Kbuild),, \ $(error Headers not exportable for the $(SRCARCH) architecture)) - $(Q)$(MAKE) $(hdr-inst)=include/uapi + $(Q)$(MAKE) $(hdr-inst)=include/uapi dst=include $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/uapi $(hdr-dst) PHONY += headers_check_all @@ -1171,7 +1174,7 @@ headers_check_all: headers_install_all PHONY += headers_check headers_check: headers_install - $(Q)$(MAKE) $(hdr-inst)=include/uapi HDRCHECK=1 + $(Q)$(MAKE) $(hdr-inst)=include/uapi dst=include HDRCHECK=1 $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/uapi $(hdr-dst) HDRCHECK=1 # --------------------------------------------------------------------------- @@ -1312,7 +1315,7 @@ clean: archclean vmlinuxclean # mrproper: rm-dirs := $(wildcard $(MRPROPER_DIRS)) mrproper: rm-files := $(wildcard $(MRPROPER_FILES)) -mrproper-dirs := $(addprefix _mrproper_,Documentation/DocBook scripts) +mrproper-dirs := $(addprefix _mrproper_,scripts) PHONY += $(mrproper-dirs) mrproper archmrproper $(mrproper-dirs): @@ -1416,9 +1419,7 @@ help: @$(MAKE) $(build)=$(package-dir) help @echo '' @echo 'Documentation targets:' - @$(MAKE) -f $(srctree)/Documentation/Makefile.sphinx dochelp - @echo '' - @$(MAKE) -f $(srctree)/Documentation/DocBook/Makefile dochelp + @$(MAKE) -f $(srctree)/Documentation/Makefile dochelp @echo '' @echo 'Architecture specific targets ($(SRCARCH)):' @$(if $(archhelp),$(archhelp),\ @@ -1469,9 +1470,7 @@ $(help-board-dirs): help-%: DOC_TARGETS := xmldocs sgmldocs psdocs latexdocs pdfdocs htmldocs mandocs installmandocs epubdocs cleandocs linkcheckdocs PHONY += $(DOC_TARGETS) $(DOC_TARGETS): scripts_basic FORCE - $(Q)$(MAKE) $(build)=scripts build_docproc build_check-lc_ctype - $(Q)$(MAKE) $(build)=Documentation -f $(srctree)/Documentation/Makefile.sphinx $@ - $(Q)$(MAKE) $(build)=Documentation/DocBook $@ + $(Q)$(MAKE) $(build)=Documentation $@ else # KBUILD_EXTMOD |
