[PATCH] skge build fix

[safe/jmp/linux-2.6] / Makefile

diff --git a/Makefile b/Makefile
index 8e5f9bb..717b9b9 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
-SUBLEVEL = 12
-EXTRAVERSION =-rc2
+SUBLEVEL = 13
+EXTRAVERSION =-rc4
 NAME=Woozy Numbat
 
 # *DOCUMENTATION*
@@ -281,7 +281,7 @@ export quiet Q KBUILD_VERBOSE
 # See documentation in Documentation/kbuild/makefiles.txt
 
 # cc-option
-# Usage: cflags-y += $(call gcc-option, -march=winchip-c6, -march=i586)
+# 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 ;)
@@ -332,9 +332,7 @@ KALLSYMS    = scripts/kallsyms
 PERL           = perl
 CHECK          = sparse
 
-NOSTDINC_FLAGS  = -nostdinc -isystem $(shell $(CC) -print-file-name=include)
 CHECKFLAGS     := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__
-CHECKFLAGS     += $(NOSTDINC_FLAGS)
 MODFLAGS       = -DMODULE
 CFLAGS_MODULE   = $(MODFLAGS)
 AFLAGS_MODULE   = $(MODFLAGS)
@@ -520,7 +518,7 @@ CFLAGS              += $(call add-align,CONFIG_CC_ALIGN_LOOPS,-loops)
 CFLAGS         += $(call add-align,CONFIG_CC_ALIGN_JUMPS,-jumps)
 
 ifdef CONFIG_FRAME_POINTER
-CFLAGS         += -fno-omit-frame-pointer
+CFLAGS         += -fno-omit-frame-pointer $(call cc-option,-fno-optimize-sibling-calls,)
 else
 CFLAGS         += -fomit-frame-pointer
 endif
@@ -531,6 +529,10 @@ endif
 
 include $(srctree)/arch/$(ARCH)/Makefile
 
+# arch Makefile may override CC so keep this after arch Makefile is included
+NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
+CHECKFLAGS     += $(NOSTDINC_FLAGS)
+
 # warn about C99 declaration after statement
 CFLAGS += $(call cc-option,-Wdeclaration-after-statement,)
 
@@ -790,6 +792,9 @@ export CPPFLAGS_vmlinux.lds += -P -C -U$(ARCH)
        $(Q)$(MAKE) $(build)=$(@D) $@
 %.o: %.c scripts FORCE
        $(Q)$(MAKE) $(build)=$(@D) $@
+%.ko: scripts FORCE
+       $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) $(build)=$(@D) $(@:.ko=.o)
+       $(Q)$(MAKE) -rR -f $(srctree)/scripts/Makefile.modpost
 %/:      scripts prepare FORCE
        $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) $(build)=$(@D)
 %.lst: %.c scripts FORCE
@@ -1031,6 +1036,7 @@ help:
        @echo  '  modules_install - Install all modules'
        @echo  '  dir/            - Build all files in dir and below'
        @echo  '  dir/file.[ois]  - Build specified target only'
+       @echo  '  dir/file.ko     - Build module including final link'
        @echo  '  rpm             - Build a kernel as an RPM package'
        @echo  '  tags/TAGS       - Generate tags file for editors'
        @echo  '  cscope          - Generate cscope index'
@@ -1147,7 +1153,7 @@ endif # KBUILD_EXTMOD
 #(which is the most common case IMHO) to avoid unneeded clutter in the big tags file.
 #Adding $(srctree) adds about 20M on i386 to the size of the output file!
 
-ifeq ($(KBUILD_OUTPUT),)
+ifeq ($(src),$(obj))
 __srctree =
 else
 __srctree = $(srctree)/
@@ -1188,8 +1194,8 @@ cmd_TAGS = $(all-sources) | etags -
 quiet_cmd_tags = MAKE   $@
 define cmd_tags
        rm -f $@; \
-       CTAGSF=`ctags --version | grep -i exuberant >/dev/null && echo "-I __initdata,__exitdata,EXPORT_SYMBOL,EXPORT_SYMBOL_GPL"`; \
-       $(all-sources) | xargs ctags $$CTAGSF -a --extra=+f
+       CTAGSF=`ctags --version | grep -i exuberant >/dev/null && echo "-I __initdata,__exitdata,EXPORT_SYMBOL,EXPORT_SYMBOL_GPL --extra=+f"`; \
+       $(all-sources) | xargs ctags $$CTAGSF -a
 endef
 
 TAGS: FORCE