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Linux/tools/build/Makefile

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Diff markup

Differences between /tools/build/Makefile (Version linux-6.12-rc7) and /tools/build/Makefile (Version linux-5.1.21)


  1 # SPDX-License-Identifier: GPL-2.0                  1 # SPDX-License-Identifier: GPL-2.0
  2 ifeq ($(srctree),)                                  2 ifeq ($(srctree),)
  3 srctree := $(patsubst %/,%,$(dir $(CURDIR)))        3 srctree := $(patsubst %/,%,$(dir $(CURDIR)))
  4 srctree := $(patsubst %/,%,$(dir $(srctree)))       4 srctree := $(patsubst %/,%,$(dir $(srctree)))
  5 endif                                               5 endif
  6                                                     6 
  7 include $(srctree)/tools//scripts/Makefile.inc      7 include $(srctree)/tools//scripts/Makefile.include
  8                                                     8 
  9 define allow-override                               9 define allow-override
 10   $(if $(or $(findstring environment,$(origin      10   $(if $(or $(findstring environment,$(origin $(1))),\
 11             $(findstring command line,$(origin     11             $(findstring command line,$(origin $(1)))),,\
 12     $(eval $(1) = $(2)))                           12     $(eval $(1) = $(2)))
 13 endef                                              13 endef
 14                                                    14 
 15 $(call allow-override,CC,$(CROSS_COMPILE)gcc)      15 $(call allow-override,CC,$(CROSS_COMPILE)gcc)
 16 $(call allow-override,LD,$(CROSS_COMPILE)ld)       16 $(call allow-override,LD,$(CROSS_COMPILE)ld)
 17                                                    17 
                                                   >>  18 HOSTCC ?= gcc
                                                   >>  19 HOSTLD ?= ld
                                                   >>  20 HOSTAR ?= ar
                                                   >>  21 
 18 export HOSTCC HOSTLD HOSTAR                        22 export HOSTCC HOSTLD HOSTAR
 19                                                    23 
 20 ifeq ($(V),1)                                      24 ifeq ($(V),1)
 21   Q =                                              25   Q =
 22 else                                               26 else
 23   Q = @                                            27   Q = @
 24 endif                                              28 endif
 25                                                    29 
 26 export Q srctree CC LD                             30 export Q srctree CC LD
 27                                                    31 
 28 MAKEFLAGS := --no-print-directory                  32 MAKEFLAGS := --no-print-directory
 29 build     := -f $(srctree)/tools/build/Makefil     33 build     := -f $(srctree)/tools/build/Makefile.build dir=. obj
 30                                                    34 
 31 all: $(OUTPUT)fixdep                               35 all: $(OUTPUT)fixdep
 32                                                    36 
 33 # Make sure there's anything to clean,         << 
 34 # feature contains check for existing OUTPUT   << 
 35 TMP_O := $(if $(OUTPUT),$(OUTPUT)feature/,./)  << 
 36                                                << 
 37 clean:                                             37 clean:
 38         $(call QUIET_CLEAN, fixdep)                38         $(call QUIET_CLEAN, fixdep)
 39         $(Q)find $(or $(OUTPUT),.) -name '*.o' !!  39         $(Q)find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
 40         $(Q)rm -f $(OUTPUT)fixdep                  40         $(Q)rm -f $(OUTPUT)fixdep
 41         $(call QUIET_CLEAN, feature-detect)    << 
 42 ifneq ($(wildcard $(TMP_O)),)                  << 
 43         $(Q)$(MAKE) -C feature OUTPUT=$(TMP_O) << 
 44 endif                                          << 
 45                                                    41 
 46 $(OUTPUT)fixdep: $(srctree)/tools/build/fixdep !!  42 $(OUTPUT)fixdep-in.o: FORCE
 47         $(QUIET_CC)$(HOSTCC) $(KBUILD_HOSTCFLA !!  43         $(Q)$(MAKE) $(build)=fixdep
                                                   >>  44 
                                                   >>  45 $(OUTPUT)fixdep: $(OUTPUT)fixdep-in.o
                                                   >>  46         $(QUIET_LINK)$(HOSTCC) $(KBUILD_HOSTLDFLAGS) -o $@ $<
                                                   >>  47 
                                                   >>  48 FORCE:
                                                   >>  49 
                                                   >>  50 .PHONY: FORCE
                                                      

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