build/buildroot/GNUmakefile

   1 lastword = $(word $(words $(1)),$(1))
   2 makedir := $(dir $(call lastword,$(MAKEFILE_LIST)))
   3
   4 MAKEARGS := -C ../../buildroot
   5 MAKEARGS += O=$(if $(patsubst /%,,$(makedir)),$(CURDIR)/)$(patsubst %/,%,$(makedir))
   6
   7 MAKEFLAGS += --no-print-directory
   8
   9 .PHONY: _all $(MAKECMDGOALS)
  10
  11 all     := $(filter-out Makefile,$(MAKECMDGOALS))
  12
  13 _all:
  14         umask 0022 && $(MAKE) $(MAKEARGS) $(all)
  15
  16 Makefile:;
  17
  18 $(all): _all
  19         @:
  20
  21 %/: _all
  22         @: