[dpdk-dev] [PATCH v2] mk: fix parallel build of test resources
Olivier Matz
olivier.matz at 6wind.com
Fri Jun 24 16:24:26 CEST 2016
On 06/24/2016 04:19 PM, Thomas Monjalon wrote:
> 2016-06-24 16:06, Olivier Matz:
>> Hi Thomas,
>>
>> On 06/24/2016 01:22 PM, Thomas Monjalon wrote:
>>> --- a/app/test/Makefile
>>> +++ b/app/test/Makefile
>>> @@ -43,14 +43,14 @@ define linked_resource
>>> SRCS-y += $(1).res.o
>>> $(1).res.o: $(2)
>>> @ echo ' MKRES $$@'
>>> - $Q ln -fs $$< resource.tmp
>>> + $Q [ "$$(<D)" = . ] || ln -fs $$<
>>
>> Maybe the symbolic link file in the build directory could be prefixed
>> with "lnk_"... (see following below)
>
> yes...
>
>>> $Q $(OBJCOPY) -I binary -B $(RTE_OBJCOPY_ARCH) -O $(RTE_OBJCOPY_TARGET) \
>>> --rename-section \
>>> .data=.rodata,alloc,load,data,contents,readonly \
>>> - --redefine-sym _binary_resource_tmp_start=beg_$(1) \
>>> - --redefine-sym _binary_resource_tmp_end=end_$(1) \
>>> - --redefine-sym _binary_resource_tmp_size=siz_$(1) \
>>> - resource.tmp $$@ && rm -f resource.tmp
>>> + --redefine-sym _binary_$$(subst .,_,$$(<F))_start=beg_$(1) \
>>> + --redefine-sym _binary_$$(subst .,_,$$(<F))_end=end_$(1) \
>>> + --redefine-sym _binary_$$(subst .,_,$$(<F))_size=siz_$(1) \
>>> + $$(<F) $$@
>>> endef
>>>
>>> ifeq ($(CONFIG_RTE_APP_TEST_RESOURCE_TAR),y)
>>> @@ -76,7 +76,9 @@ SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) := commands.c
>>> SRCS-y += test.c
>>> SRCS-y += resource.c
>>> SRCS-y += test_resource.c
>>> -$(eval $(call linked_resource,test_resource_c,resource.c))
>>> +test_resource.res: test_resource.c
>>> + @ cp $< $@
>>> +$(eval $(call linked_resource,test_resource_c,test_resource.res))
>>> $(eval $(call linked_tar_resource,test_resource_tar,test_resource.c))
>>> SRCS-$(CONFIG_RTE_APP_TEST_RESOURCE_TAR) += test_pci.c
>>> $(eval $(call linked_tar_resource,test_pci_sysfs,test_pci_sysfs))
>>
>> ...this would avoid to rename the resource file and make the patch
>> easier to understand.
>
> ... but it would be harder to understand how are named the resources in
> the build directory ;)
> Ideally we should not use a source file (referenced in SRCS-y) as a
> test resource.
>
OK alright :)
Acked-by: Olivier Matz <olivier.matz at 6wind.com>
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