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Diffstat (limited to 'scripts/Kbuild.include')
-rw-r--r--scripts/Kbuild.include21
1 files changed, 11 insertions, 10 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 86321f06461e..ca21a35fa244 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -56,7 +56,7 @@ kecho := $($(quiet)kecho)
define filechk
$(Q)set -e; \
mkdir -p $(dir $@); \
- $(filechk_$(1)) < $< > $@.tmp; \
+ $(filechk_$(1)) > $@.tmp; \
if [ -r $@ ] && cmp -s $@ $@.tmp; then \
rm -f $@.tmp; \
else \
@@ -115,7 +115,9 @@ __cc-option = $(call try-run,\
# Do not attempt to build with gcc plugins during cc-option tests.
# (And this uses delayed resolution so the flags will be up to date.)
-CC_OPTION_CFLAGS = $(filter-out $(GCC_PLUGINS_CFLAGS),$(KBUILD_CFLAGS))
+# In addition, do not include the asm macros which are built later.
+CC_OPTION_FILTERED = $(GCC_PLUGINS_CFLAGS) $(ASM_MACRO_FLAGS)
+CC_OPTION_CFLAGS = $(filter-out $(CC_OPTION_FILTERED),$(KBUILD_CFLAGS))
# cc-option
# Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586)
@@ -126,7 +128,7 @@ cc-option = $(call __cc-option, $(CC),\
# hostcc-option
# Usage: cflags-y += $(call hostcc-option,-march=winchip-c6,-march=i586)
hostcc-option = $(call __cc-option, $(HOSTCC),\
- $(HOSTCFLAGS) $(HOST_EXTRACFLAGS),$(1),$(2))
+ $(KBUILD_HOSTCFLAGS) $(HOST_EXTRACFLAGS),$(1),$(2))
# cc-option-yn
# Usage: flag := $(call cc-option-yn,-march=winchip-c6)
@@ -153,18 +155,14 @@ cc-fullversion = $(shell $(CONFIG_SHELL) \
# Usage: EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
cc-ifversion = $(shell [ $(cc-version) $(1) $(2) ] && echo $(3) || echo $(4))
-# cc-if-fullversion
-# Usage: EXTRA_CFLAGS += $(call cc-if-fullversion, -lt, 040502, -O1)
-cc-if-fullversion = $(shell [ $(cc-fullversion) $(1) $(2) ] && echo $(3) || echo $(4))
-
# cc-ldoption
# Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both)
cc-ldoption = $(call try-run,\
$(CC) $(1) $(KBUILD_CPPFLAGS) $(CC_OPTION_CFLAGS) -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))
# ld-option
-# Usage: LDFLAGS += $(call ld-option, -X)
-ld-option = $(call try-run, $(LD) $(LDFLAGS) $(1) -v,$(1),$(2))
+# Usage: KBUILD_LDFLAGS += $(call ld-option, -X, -Y)
+ld-option = $(call try-run, $(LD) $(KBUILD_LDFLAGS) $(1) -v,$(1),$(2),$(3))
# ar-option
# Usage: KBUILD_ARFLAGS := $(call ar-option,D)
@@ -197,7 +195,7 @@ modbuiltin := -f $(srctree)/scripts/Makefile.modbuiltin obj
# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.dtbinst obj=
# Usage:
# $(Q)$(MAKE) $(dtbinst)=dir
-dtbinst := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.dtbinst obj
+dtbinst := -f $(srctree)/scripts/Makefile.dtbinst obj
###
# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.clean obj=
@@ -400,3 +398,6 @@ endif
endef
#
###############################################################################
+
+# delete partially updated (i.e. corrupted) files on error
+.DELETE_ON_ERROR: