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Commit 25d59158 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes 

* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes:
  kbuild: revert "save ARCH & CROSS_COMPILE ..."
  warn about use of uninstalled kernel headers
  kbuild: mkcompile_h: trivial cleanups
  kbuild: fix warning when domainname is not available
  kbuild: Fix size_append issue for bzip2/lzma kernel
  kbuild,scripts: use non-builtin echo for '-e'
  kbuild: fix the binrpm-pkg target to work with KBUILD_OUTPUT set
parents 86ae13b0 2331d1a6

Makefile

+2 −44
Original line number Diff line number Diff line
@@ -179,46 +179,9 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \ 
# Alternatively CROSS_COMPILE can be set in the environment.

# Default value for CROSS_COMPILE is not to prefix executables

# Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile

#

# To force ARCH and CROSS_COMPILE settings include kernel.* files

# in the kernel tree - do not patch this file.

export KBUILD_BUILDHOST := $(SUBARCH)



# Kbuild save the ARCH and CROSS_COMPILE setting in kernel.* files.

# Restore these settings and check that user did not specify

# conflicting values.



saved_arch  := $(shell cat include/generated/kernel.arch  2> /dev/null)

saved_cross := $(shell cat include/generated/kernel.cross 2> /dev/null)



ifneq ($(CROSS_COMPILE),)

        ifneq ($(saved_cross),)

                ifneq ($(CROSS_COMPILE),$(saved_cross))

                        $(error CROSS_COMPILE changed from \

                                "$(saved_cross)" to \

                                 to "$(CROSS_COMPILE)". \

                                 Use "make mrproper" to fix it up)

                endif

        endif

else

    CROSS_COMPILE := $(saved_cross)

endif



ifneq ($(ARCH),)

        ifneq ($(saved_arch),)

                ifneq ($(saved_arch),$(ARCH))

                        $(error ARCH changed from \

                                "$(saved_arch)" to "$(ARCH)". \

                                 Use "make mrproper" to fix it up)

                endif

        endif

else

        ifneq ($(saved_arch),)

                ARCH := $(saved_arch)

        else

                ARCH := $(SUBARCH)

        endif

endif

ARCH		?= $(SUBARCH)

CROSS_COMPILE	?=



# Architecture as present in compile.h

UTS_MACHINE 	:= $(ARCH)
@@ -483,11 +446,6 @@ ifeq ($(config-targets),1) 
include $(srctree)/arch/$(SRCARCH)/Makefile

export KBUILD_DEFCONFIG KBUILD_KCONFIG



# save ARCH & CROSS_COMPILE settings

$(shell mkdir -p include/generated &&                            \

        echo $(ARCH)          > include/generated/kernel.arch && \

        echo $(CROSS_COMPILE) > include/generated/kernel.cross)



config: scripts_basic outputmakefile FORCE

	$(Q)mkdir -p include/linux include/config

	$(Q)$(MAKE) $(build)=scripts/kconfig $@

include/linux/kernel.h

+6 −0
Original line number Diff line number Diff line
@@ -659,6 +659,12 @@ extern int do_sysinfo(struct sysinfo *info); 


#endif /* __KERNEL__ */



#ifndef __EXPORTED_HEADERS__

#ifndef __KERNEL__

#warning Attempt to use kernel headers from user space, see http://kernelnewbies.org/KernelHeaders

#endif /* __KERNEL__ */

#endif /* __EXPORTED_HEADERS__ */



#define SI_LOAD_SHIFT	16

struct sysinfo {

	long uptime;			/* Seconds since boot */

scripts/Kbuild.include

+1 −1
Original line number Diff line number Diff line
@@ -100,7 +100,7 @@ as-option = $(call try-run,\ 
# Usage: cflags-y += $(call as-instr,instr,option1,option2)



as-instr = $(call try-run,\

	echo -e "$(1)" | $(CC) $(KBUILD_AFLAGS) -c -xassembler -o "$$TMP" -,$(2),$(3))

	/bin/echo -e "$(1)" | $(CC) $(KBUILD_AFLAGS) -c -xassembler -o "$$TMP" -,$(2),$(3))



# cc-option

# Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586)

scripts/Makefile.lib

+1 −1
Original line number Diff line number Diff line
@@ -208,7 +208,7 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -f -9 > $@) || \ 


# Bzip2 and LZMA do not include size in file... so we have to fake that;

# append the size as a 32-bit littleendian number as gzip does.

size_append = echo -ne $(shell						\

size_append = /bin/echo -ne $(shell					\

dec_size=0;								\

for F in $1; do								\

	fsize=$$(stat -c "%s" $$F);					\

scripts/checkkconfigsymbols.sh

+2 −2
Original line number Diff line number Diff line
@@ -9,7 +9,7 @@ paths="$@" 
# Doing this once at the beginning saves a lot of time, on a cache-hot tree.

Kconfigs="`find . -name 'Kconfig' -o -name 'Kconfig*[^~]'`"



echo -e "File list \tundefined symbol used"

/bin/echo -e "File list \tundefined symbol used"

find $paths -name '*.[chS]' -o -name 'Makefile' -o -name 'Makefile*[^~]'| while read i

do

	# Output the bare Kconfig variable and the filename; the _MODULE part at
@@ -54,6 +54,6 @@ while read symb files; do 
	# beyond the purpose of this script.

	symb_bare=`echo $symb | sed -e 's/_MODULE//'`

	if ! grep -q "\<$symb_bare\>" $Kconfigs; then

		echo -e "$files: \t$symb"

		/bin/echo -e "$files: \t$symb"

	fi

done|sort