1b0104773SPascal Brand# Input 2b0104773SPascal Brand# 3b0104773SPascal Brand# subdirs tells the subdirectories to descend 4b0104773SPascal Brand# 5b0104773SPascal Brand# Output 6b0104773SPascal Brand# 7b0104773SPascal Brand# set srcs 8b0104773SPascal Brand# set cflags-$(oname) cflags-remove-$(oname) 9b0104773SPascal Brand# aflags-$(oname) aflags-remove-$(oname) 10b0104773SPascal Brand# cppflags-$(oname) cppflags-remove-$(oname) 11b0104773SPascal Brand# for each file found, oname is the name of the object file for corresponding 12b0104773SPascal Brand# source file 13b0104773SPascal Brand 14b0104773SPascal Brandsrcs := 15b0104773SPascal Brand 16b0104773SPascal Branddefine process-subdir-srcs-y 17b0104773SPascal Brandifeq ($$(sub-dir),.) 18*565e42f9SPascal Brandsrcs += $1 19b0104773SPascal Brandoname := $(out-dir)$(base-prefix)$(basename $1).o 20b0104773SPascal Brandelse 21*565e42f9SPascal Brandifneq ($(filter /%,$(1)),) 22*565e42f9SPascal Brand# $1 is an absolute path - start with "/" 23*565e42f9SPascal Brandsrcs += $1 24*565e42f9SPascal Brandoname := $(out-dir)$(base-prefix)$(basename $1).o 25*565e42f9SPascal Brandelse 26*565e42f9SPascal Brandsrcs += $(sub-dir)/$1 27b0104773SPascal Brandoname := $(out-dir)$(base-prefix)$(basename $$(sub-dir)/$1).o 28b0104773SPascal Brandendif 29*565e42f9SPascal Brandendif 30b0104773SPascal Brandcflags-$$(oname) := $$(cflags-y) $$(cflags-$(1)-y) 31b0104773SPascal Brandcflags-remove-$$(oname) := $$(cflags-remove-y) \ 32b0104773SPascal Brand $$(cflags-remove-$(1)-y) 33b0104773SPascal Brandcppflags-$$(oname) := $$(cppflags-y) $$(cppflags-$(1)-y) 34b0104773SPascal Brandcppflags-remove-$$(oname) := $$(cppflags-remove-y) \ 35b0104773SPascal Brand $$(cppflags-remove-$(1)-y) 36b0104773SPascal Brandaflags-$$(oname) := $$(aflags-y) $$(aflags-$(1)-y) 37b0104773SPascal Brandaflags-remove-$$(oname) := $$(aflags-remove-y) \ 38b0104773SPascal Brand $$(aflags-remove-$(1)-y) 39b0104773SPascal Brand# Clear local filename specific variables to avoid accidental reuse 40b0104773SPascal Brand# in another subdirectory 41b0104773SPascal Brandcflags-$(1)-y := 42b0104773SPascal Brandcflags-remove-$(1)-y := 43b0104773SPascal Brandcppflags-$(1)-y := 44b0104773SPascal Brandcppflags-remove-$(1)-y := 45b0104773SPascal Brandaflags-$(1)-y := 46b0104773SPascal Brandaflags-remove-$(1)-y := 47b0104773SPascal Brandfname := 48b0104773SPascal Brandoname := 49b0104773SPascal Brandendef #process-subdir-srcs-y 50b0104773SPascal Brand 51b0104773SPascal Branddefine process-subdir 52b0104773SPascal Brandsub-dir := $1 53b0104773SPascal Brandinclude $1/sub.mk 54b0104773SPascal Brandsub-subdirs := $$(addprefix $1/,$$(subdirs-y)) 55b0104773SPascal Brandincdirs$(sm) := $(incdirs$(sm)) $$(addprefix $1/,$$(global-incdirs-y)) 56b0104773SPascal Brand 57b0104773SPascal Brand# Process files in current directory 58b0104773SPascal Brand$$(foreach s, $$(srcs-y), $$(eval $$(call process-subdir-srcs-y,$$(s)))) 59b0104773SPascal Brand# Clear flags used when processing current directory 60b0104773SPascal Brandsrcs-y := 61b0104773SPascal Brandcflags-y := 62b0104773SPascal Brandcppflags-y := 63b0104773SPascal Brandaflags-y := 64b0104773SPascal Brandcflags-remove-y := 65b0104773SPascal Brandsubdirs-y := 66b0104773SPascal Brandglobal-incdirs-y := 67b0104773SPascal Brand 68b0104773SPascal Brand# Process subdirectories in current directory 69b0104773SPascal Brand$$(foreach sd, $$(sub-subdirs), $$(eval $$(call process-subdir,$$(sd)))) 70b0104773SPascal Brandendef #process-subdir 71b0104773SPascal Brand 72b0104773SPascal Brand# Top subdirectories 73b0104773SPascal Brand$(foreach sd, $(subdirs), $(eval $(call process-subdir,$(sd)))) 74