[CRIU] [PATCH 3/3] build: Generate criu version from toplevel

Dmitry Safonov dsafonov at virtuozzo.com
Thu Apr 14 04:11:04 PDT 2016


On 04/14/2016 02:01 PM, Cyrill Gorcunov wrote:
> Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
Reviewed-by: Dmitry Safonov <dsafonov at virtuozzo.com>
> ---
>   Makefile              | 48 +++++++++++++++++++++++++++++++++++++++++-------
>   criu/Makefile         |  4 ----
>   criu/Makefile.version | 38 --------------------------------------
>   3 files changed, 41 insertions(+), 49 deletions(-)
>   delete mode 100644 criu/Makefile.version
>
> diff --git a/Makefile b/Makefile
> index 441c9b78b14f..ddb678ca4441 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -7,11 +7,6 @@ include $(__nmk_dir)/include.mk
>   include $(__nmk_dir)/macro.mk
>   
>   #
> -# Import tools versions early
> -# so subsequents may refer them.
> -include Makefile.versions
> -
> -#
>   # To build host helpers.
>   HOSTCC		?= gcc
>   HOSTLD		?= ld
> @@ -135,6 +130,44 @@ endif
>   CFLAGS			+= $(WARNINGS) $(DEFINES)
>   
>   #
> +# Version headers.
> +include Makefile.versions
> +
> +VERSION_HEADER		:= $(SRC_DIR)/criu/include/version.h
> +GITID_FILE		:= .gitid
> +GITID			:= $(shell if [ -d ".git" ]; then git describe; fi)
> +
> +ifeq ($(GITID),)
> +        GITID := 0
> +else
> +        GITID_FILE_VALUE := $(shell if [ -f '$(GITID_FILE)' ]; then if [ `cat '$(GITID_FILE)'` = $(GITID) ]; then echo y; fi; fi)
> +        ifneq ($(GITID_FILE_VALUE),y)
> +                .PHONY: $(GITID_FILE)
> +        endif
> +endif
> +
> +$(GITID_FILE):
> +	$(call msg-gen, $@)
> +	$(Q) echo "$(GITID)" > $(GITID_FILE)
> +
> +$(VERSION_HEADER): Makefile.versions $(GITID_FILE)
> +	$(call msg-gen, $@)
> +	$(Q) echo "/* Autogenerated, do not edit */"			 	 > $@
> +	$(Q) echo "#ifndef __CR_VERSION_H__"					>> $@
> +	$(Q) echo "#define __CR_VERSION_H__"					>> $@
> +	$(Q) echo "#define CRIU_VERSION \"$(CRIU_VERSION)\""			>> $@
> +	$(Q) echo "#define CRIU_VERSION_MAJOR " $(CRIU_VERSION_MAJOR)		>> $@
> +	$(Q) echo "#define CRIU_VERSION_MINOR " $(CRIU_VERSION_MINOR)		>> $@
> +ifneq ($(CRIU_VERSION_SUBLEVEL),)
> +	$(Q) echo "#define CRIU_VERSION_SUBLEVEL " $(CRIU_VERSION_SUBLEVEL)	>> $@
> +endif
> +ifneq ($(CRIU_VERSION_EXTRA),)
> +	$(Q) echo "#define CRIU_VERSION_EXTRA " $(CRIU_VERSION_EXTRA)		>> $@
> +endif
> +	$(Q) echo "#define CRIU_GITID \"$(GITID)\""				>> $@
> +	$(Q) echo "#endif /* __CR_VERSION_H__ */"				>> $@
> +
> +#
>   # Protobuf images first, they are not depending
>   # on anything else.
>   $(eval $(call gen-built-in,images))
> @@ -151,9 +184,9 @@ compel/%:
>   #
>   # But note that we're already included
>   # the nmk so we can reuse it there.
> -criu/%: images/built-in.o compel/compel
> +criu/%: images/built-in.o compel/compel $(VERSION_HEADER)
>   	$(Q) $(MAKE) -C criu $@
> -criu: images/built-in.o compel/compel
> +criu: images/built-in.o compel/compel $(VERSION_HEADER)
>   	$(Q) $(MAKE) -C criu all
>   .PHONY: criu
>   
> @@ -188,6 +221,7 @@ mrproper: subclean
>   	$(Q) $(MAKE) $(build)=images $@
>   	$(Q) $(MAKE) $(build)=compel $@
>   	$(Q) $(MAKE) -C criu $@
> +	$(Q) $(RM) $(VERSION_HEADER)
>   	$(Q) $(RM) cscope.*
>   	$(Q) $(RM) tags TAGS
>   .PHONY: mrproper
> diff --git a/criu/Makefile b/criu/Makefile
> index 775a6a7a4dae..4f484b8eefe1 100644
> --- a/criu/Makefile
> +++ b/criu/Makefile
> @@ -80,10 +80,6 @@ endif
>   include $(__nmk_dir)/msg.mk
>   
>   #
> -# Version header file.
> -include Makefile.version
> -
> -#
>   # Configure variables.
>   include Makefile.config
>   config: $(VERSION_HEADER)
> diff --git a/criu/Makefile.version b/criu/Makefile.version
> deleted file mode 100644
> index 123487b5c4f1..000000000000
> --- a/criu/Makefile.version
> +++ /dev/null
> @@ -1,38 +0,0 @@
> -include $(__nmk_dir)msg.mk
> -
> -VERSION_HEADER		:= include/version.h
> -GITID_FILE		:= ../.gitid
> -GITID			:= $(shell if [ -d "../.git" ]; then cd .. && git describe; fi)
> -
> -ifeq ($(GITID),)
> -        GITID := 0
> -else
> -        GITID_FILE_VALUE := $(shell if [ -f '$(GITID_FILE)' ]; then if [ `cat '$(GITID_FILE)'` = $(GITID) ]; then echo y; fi; fi)
> -        ifneq ($(GITID_FILE_VALUE),y)
> -                .PHONY: $(GITID_FILE)
> -        endif
> -endif
> -
> -$(GITID_FILE):
> -	$(call msg-gen, $@)
> -	$(Q) echo "$(GITID)" > $(GITID_FILE)
> -
> -$(VERSION_HEADER): ../Makefile.versions $(GITID_FILE)
> -	$(call msg-gen, $@)
> -	$(Q) echo "/* Autogenerated, do not edit */"			 	 > $(VERSION_HEADER)
> -	$(Q) echo "#ifndef __CR_VERSION_H__"					>> $(VERSION_HEADER)
> -	$(Q) echo "#define __CR_VERSION_H__"					>> $(VERSION_HEADER)
> -	$(Q) echo "#define CRIU_VERSION \"$(CRIU_VERSION)\""			>> $(VERSION_HEADER)
> -	$(Q) echo "#define CRIU_VERSION_MAJOR " $(CRIU_VERSION_MAJOR)		>> $(VERSION_HEADER)
> -	$(Q) echo "#define CRIU_VERSION_MINOR " $(CRIU_VERSION_MINOR)		>> $(VERSION_HEADER)
> -ifneq ($(CRIU_VERSION_SUBLEVEL),)
> -	$(Q) echo "#define CRIU_VERSION_SUBLEVEL " $(CRIU_VERSION_SUBLEVEL)	>> $(VERSION_HEADER)
> -endif
> -ifneq ($(CRIU_VERSION_EXTRA),)
> -	$(Q) echo "#define CRIU_VERSION_EXTRA " $(CRIU_VERSION_EXTRA)		>> $(VERSION_HEADER)
> -endif
> -	$(Q) echo "#define CRIU_GITID \"$(GITID)\""				>> $(VERSION_HEADER)
> -	$(Q) echo "#endif /* __CR_VERSION_H__ */"				>> $(VERSION_HEADER)
> -
> -Makefile.version:
> -	@true


-- 
Regards,
Dmitry Safonov



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