linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / scripts / Kbuild.include

diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index bb19c15..0168d6c 100644 (file)
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -12,10 +12,6 @@ space   := $(empty) $(empty)
 # contain a comma
 depfile = $(subst $(comma),_,$(@D)/.$(@F).d)
 
-###
-# filename of target with directory and extension stripped
-basetarget = $(basename $(notdir $@))
-
 ###
 # Escape single quote for use in echo statements
 escsq = $(subst $(squote),'\$(squote)',$1)
@@ -48,62 +44,15 @@ define filechk
        fi
 endef
 
-######
-# gcc support functions
-# See documentation in Documentation/kbuild/makefiles.txt
-
-# as-option
-# Usage: cflags-y += $(call as-option, -Wa$(comma)-isa=foo,)
-
-as-option = $(shell if $(CC) $(CFLAGS) $(1) -Wa,-Z -c -o /dev/null \
-            -xassembler /dev/null > /dev/null 2>&1; then echo "$(1)"; \
-            else echo "$(2)"; fi ;)
-
-# cc-option
-# Usage: cflags-y += $(call cc-option, -march=winchip-c6, -march=i586)
-
-cc-option = $(shell if $(CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \
-             > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;)
-
-# cc-option-yn
-# Usage: flag := $(call cc-option-yn, -march=winchip-c6)
-cc-option-yn = $(shell if $(CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \
-                > /dev/null 2>&1; then echo "y"; else echo "n"; fi;)
-
-# cc-option-align
-# Prefix align with either -falign or -malign
-cc-option-align = $(subst -functions=0,,\
-       $(call cc-option,-falign-functions=0,-malign-functions=0))
-
-# cc-version
-# Usage gcc-ver := $(call cc-version, $(CC))
-cc-version = $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-version.sh $(CC))
-
-# cc-ifversion
-# Usage:  EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
-cc-ifversion = $(shell if [ $(call cc-version, $(CC)) $(1) $(2) ]; then \
-                       echo $(3); fi;)
-
-# ld-option
-# Usage: ldflags += $(call ld-option, -Wl$(comma)--hash-style=both)
-ld-option = $(shell if $(CC) $(1) \
-                            -nostdlib -o ldtest$$$$.out -xc /dev/null \
-             > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi; \
-            rm -f ldtest$$$$.out)
-
 ###
 # Shorthand for $(Q)$(MAKE) -f scripts/Makefile.build obj=
 # Usage:
 # $(Q)$(MAKE) $(build)=dir
 build := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.build obj
 
-# Prefix -I with $(srctree) if it is not an absolute path
-addtree = $(if $(filter-out -I/%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1))) $(1)
-# Find all -I options and call addtree
-flags = $(foreach o,$($(1)),$(if $(filter -I%,$(o)),$(call addtree,$(o)),$(o)))
-
 # If quiet is set, only print short version of command
-cmd = @$(echo-cmd) $(cmd_$(1))
+cmd = @$(if $($(quiet)cmd_$(1)),\
+      echo '  $(call escsq,$($(quiet)cmd_$(1)))' &&) $(cmd_$(1))
 
 # Add $(obj)/ for paths that is not absolute
 objectify = $(foreach o,$(1),$(if $(filter /%,$(o)),$(o),$(obj)/$(o)))
@@ -126,33 +75,30 @@ endif
 echo-cmd = $(if $($(quiet)cmd_$(1)), \
        echo '  $(call escsq,$($(quiet)cmd_$(1)))';)
 
-make-cmd = $(subst \#,\\\#,$(subst $$,$$$$,$(call escsq,$(cmd_$(1)))))
-
 # function to only execute the passed command if necessary
 # >'< substitution is for echo to work, >$< substitution to preserve $ when reloading .cmd file
 # note: when using inline perl scripts [perl -e '...$$t=1;...'] in $(cmd_xxx) double $$ your perl vars
-#
-if_changed = $(if $(strip $(filter-out $(PHONY),$?)          \
-               $(call arg-check, $(cmd_$(1)), $(cmd_$@)) ), \
+# 
+if_changed = $(if $(strip $? $(call arg-check, $(cmd_$(1)), $(cmd_$@)) ), \
        @set -e; \
-       $(echo-cmd) $(cmd_$(1)); \
-       echo 'cmd_$@ := $(make-cmd)' > $(@D)/.$(@F).cmd)
+       $(echo-cmd) \
+       $(cmd_$(1)); \
+       echo 'cmd_$@ := $(subst $$,$$$$,$(call escsq,$(cmd_$(1))))' > $(@D)/.$(@F).cmd)
 
 # execute the command and also postprocess generated .d dependencies
 # file
-if_changed_dep = $(if $(strip $(filter-out $(PHONY),$?)  \
-               $(filter-out FORCE $(wildcard $^),$^)    \
-       $(call arg-check, $(cmd_$(1)), $(cmd_$@)) ),     \
+if_changed_dep = $(if $(strip $? $(filter-out FORCE $(wildcard $^),$^)\
+       $(call arg-check, $(cmd_$(1)), $(cmd_$@)) ),                  \
        @set -e; \
-       $(echo-cmd) $(cmd_$(1)); \
-       scripts/basic/fixdep $(depfile) $@ '$(make-cmd)' > $(@D)/.$(@F).tmp; \
+       $(echo-cmd) \
+       $(cmd_$(1)); \
+       scripts/basic/fixdep $(depfile) $@ '$(subst $$,$$$$,$(call escsq,$(cmd_$(1))))' > $(@D)/.$(@F).tmp; \
        rm -f $(depfile); \
        mv -f $(@D)/.$(@F).tmp $(@D)/.$(@F).cmd)
 
 # Usage: $(call if_changed_rule,foo)
 # will check if $(cmd_foo) changed, or any of the prequisites changed,
 # and if so will execute $(rule_foo)
-if_changed_rule = $(if $(strip $(filter-out $(PHONY),$?)            \
-                       $(call arg-check, $(cmd_$(1)), $(cmd_$@)) ),\
+if_changed_rule = $(if $(strip $? $(call arg-check, $(cmd_$(1)), $(cmd_$@)) ),\
                        @set -e; \
                        $(rule_$(1)))