1*b0104773SPascal Brand# Input 2*b0104773SPascal Brand# 3*b0104773SPascal Brand# The output from mk/sub.mk 4*b0104773SPascal Brand# base-prefix 5*b0104773SPascal Brand# 6*b0104773SPascal Brand# Output 7*b0104773SPascal Brand# 8*b0104773SPascal Brand# set objs 9*b0104773SPascal Brand# update cleanfiles 10*b0104773SPascal Brand# 11*b0104773SPascal Brand# Generates explicit rules for all objs 12*b0104773SPascal Brand 13*b0104773SPascal Brandobjs := 14*b0104773SPascal Brand 15*b0104773SPascal Brand# Disable all builtin rules 16*b0104773SPascal Brand.SUFFIXES: 17*b0104773SPascal Brand 18*b0104773SPascal Brandcomp-cflags$(sm) = -std=gnu99 19*b0104773SPascal Brandcomp-aflags$(sm) = 20*b0104773SPascal Brandcomp-cppflags$(sm) = 21*b0104773SPascal Brand 22*b0104773SPascal Brandifndef NOWERROR 23*b0104773SPascal Brandcomp-cflags$(sm) += -Werror 24*b0104773SPascal Brandendif 25*b0104773SPascal Brandcomp-cflags$(sm) += -fdiagnostics-show-option 26*b0104773SPascal Brand 27*b0104773SPascal Brandcomp-cflags-warns-high = \ 28*b0104773SPascal Brand -Wall -Wcast-align \ 29*b0104773SPascal Brand -Werror-implicit-function-declaration -Wextra -Wfloat-equal \ 30*b0104773SPascal Brand -Wformat-nonliteral -Wformat-security -Wformat=2 -Winit-self \ 31*b0104773SPascal Brand -Wmissing-declarations -Wmissing-format-attribute \ 32*b0104773SPascal Brand -Wmissing-include-dirs -Wmissing-noreturn \ 33*b0104773SPascal Brand -Wmissing-prototypes -Wnested-externs -Wpointer-arith \ 34*b0104773SPascal Brand -Wshadow -Wstrict-prototypes -Wswitch-default \ 35*b0104773SPascal Brand -Wwrite-strings \ 36*b0104773SPascal Brand -Wno-missing-field-initializers -Wno-format-zero-length 37*b0104773SPascal Brandcomp-cflags-warns-medium = \ 38*b0104773SPascal Brand -Waggregate-return -Wredundant-decls 39*b0104773SPascal Brandcomp-cflags-warns-low = \ 40*b0104773SPascal Brand -Winline \ 41*b0104773SPascal Brand -Wold-style-definition -Wstrict-aliasing=2 \ 42*b0104773SPascal Brand -Wundef -pedantic \ 43*b0104773SPascal Brand -Wdeclaration-after-statement 44*b0104773SPascal Brand 45*b0104773SPascal Brandcomp-cflags-warns-1:= $(comp-cflags-warns-high) 46*b0104773SPascal Brandcomp-cflags-warns-2:= $(comp-cflags-warns-1) $(comp-cflags-warns-medium) 47*b0104773SPascal Brandcomp-cflags-warns-3:= $(comp-cflags-warns-2) $(comp-cflags-warns-low) 48*b0104773SPascal Brand 49*b0104773SPascal BrandWARNS ?= 3 50*b0104773SPascal Brand 51*b0104773SPascal Brandcomp-cflags$(sm) += $(comp-cflags-warns-$(WARNS)) 52*b0104773SPascal Brand 53*b0104773SPascal Brand.PHONY: FORCE 54*b0104773SPascal BrandFORCE: 55*b0104773SPascal Brand 56*b0104773SPascal Branddefine process_srcs 57*b0104773SPascal Brandobjs += $2 58*b0104773SPascal Brandcomp-dep-$2 := $$(dir $2).$$(notdir $2).d 59*b0104773SPascal Brandcomp-temp-dep-$2:= $$(comp-dep-$2).tmp 60*b0104773SPascal Brandcomp-cmd-file-$2:= $$(dir $2).$$(notdir $2).cmd 61*b0104773SPascal Brandcomp-sm-$2 := $(sm) 62*b0104773SPascal Brand 63*b0104773SPascal Brandcleanfiles := $$(cleanfiles) $$(comp-dep-$2) $$(comp-cmd-file-$2) $2 64*b0104773SPascal Brand 65*b0104773SPascal Brandifeq ($$(filter %.c,$1),$1) 66*b0104773SPascal Brandcomp-flags-$2 = $$(filter-out $$(CFLAGS_REMOVE) $$(cflags-remove) \ 67*b0104773SPascal Brand $$(cflags-remove-$2), \ 68*b0104773SPascal Brand $$(CFLAGS) $$(CFLAGS_WARNS) \ 69*b0104773SPascal Brand $$(comp-cflags$$(comp-sm-$2)) $$(cflags$$(comp-sm-$2)) \ 70*b0104773SPascal Brand $$(cflags-$2)) 71*b0104773SPascal Brandelse ifeq ($$(filter %.S,$1),$1) 72*b0104773SPascal Brandcomp-flags-$2 = -DASM=1 $$(filter-out $$(AFLAGS_REMOVE) $$(aflags-remove) \ 73*b0104773SPascal Brand $$(aflags-remove-$2), \ 74*b0104773SPascal Brand $$(AFLAGS) $$(comp-aflags$$(comp-sm-$2)) \ 75*b0104773SPascal Brand $$(aflags$$(comp-sm-$2)) $$(aflags-$2)) 76*b0104773SPascal Brandelse 77*b0104773SPascal Brand$$(error "Don't know what to do with $1") 78*b0104773SPascal Brandendif 79*b0104773SPascal Brand 80*b0104773SPascal Brand 81*b0104773SPascal Brandcomp-flags-$2 += -Wp,-MD,$$(comp-temp-dep-$2) \ 82*b0104773SPascal Brand $$(filter-out $$(CPPFLAGS_REMOVE) $$(cppflags-remove) \ 83*b0104773SPascal Brand $$(cppflags-remove-$2), \ 84*b0104773SPascal Brand $$(nostdinc) $$(CPPFLAGS) \ 85*b0104773SPascal Brand $$(addprefix -I,$$(incdirs$$(comp-sm-$2))) \ 86*b0104773SPascal Brand $$(cppflags$$(comp-sm-$2)) $$(cppflags-$2)) 87*b0104773SPascal Brand 88*b0104773SPascal Brandcomp-cmd-$2 = $$(CC) $$(comp-flags-$2) -c $$< -o $$@ 89*b0104773SPascal Brand 90*b0104773SPascal Brand-include $$(comp-cmd-file-$2) 91*b0104773SPascal Brand-include $$(comp-dep-$2) 92*b0104773SPascal Brand 93*b0104773SPascal Brand 94*b0104773SPascal Brand$2: $1 FORCE 95*b0104773SPascal Brand# Check if any prerequisites are newer than the target and 96*b0104773SPascal Brand# check if command line has changed 97*b0104773SPascal Brand $$(if $$(strip $$? $$(filter-out $$(comp-cmd-$2), $$(old-cmd-$2)) \ 98*b0104773SPascal Brand $$(filter-out $$(old-cmd-$2), $$(comp-cmd-$2))), \ 99*b0104773SPascal Brand @set -e ;\ 100*b0104773SPascal Brand mkdir -p $$(dir $2) ;\ 101*b0104773SPascal Brand echo [$$(comp-sm-$2)] CC $1 ;\ 102*b0104773SPascal Brand $(cmd-echo) $$(subst \",\\\",$$(comp-cmd-$2)) ;\ 103*b0104773SPascal Brand $$(comp-cmd-$2) ;\ 104*b0104773SPascal Brand $(cmd-fixdep) $$(dir $2) < $$(comp-temp-dep-$2) > \ 105*b0104773SPascal Brand $$(comp-dep-$2) ;\ 106*b0104773SPascal Brand rm -f $$(comp-temp-dep-$2) ;\ 107*b0104773SPascal Brand echo "old-cmd-$2 := $$(subst \",\\\",$$(comp-cmd-$2))" > \ 108*b0104773SPascal Brand $$(comp-cmd-file-$2) ;\ 109*b0104773SPascal Brand ) 110*b0104773SPascal Brand 111*b0104773SPascal Brandendef 112*b0104773SPascal Brand 113*b0104773SPascal Brand$(foreach f, $(srcs), $(eval $(call \ 114*b0104773SPascal Brand process_srcs,$(f),$(out-dir)$(base-prefix)$$(basename $f).o))) 115