On 06/19/2014 01:41 PM, Michal Marek wrote:
<>
>> Is there a document I need to edit for this new parameter?
> 
> That would be Documentation/kbuild/kbuild.txt
> 

Will send a VER2 thanks

> 
>> Signed-off-by: Boaz Harrosh <b...@plexistor.com>
>> ---
>>  Makefile | 8 +++++++-
>>  1 file changed, 7 insertions(+), 1 deletion(-)
>>
>> diff --git a/Makefile b/Makefile
>> index 97b2861..778732a 100644
>> --- a/Makefile
>> +++ b/Makefile
>> @@ -149,11 +149,17 @@ else
>>  _all: modules
>>  endif
>>  
>> +# put KBUILD_FULL_PATH=1 if relative path to sources breaks your system
>> +ifneq ($(KBUILD_FULL_PATH), 1)
>> +    KBUILD_FULL_PATH=""
>> +endif
>> +
>>  ifeq ($(KBUILD_SRC),)
>>          # building in the source tree
>>          srctree := .
>>  else
>> -        ifeq ($(KBUILD_SRC)/,$(dir $(CURDIR)))
>> +        # if KBUILD_FULL_PATH is not empty then condition will fail
>> +        ifeq ($(KBUILD_FULL_PATH)$(KBUILD_SRC)/,$(dir $(CURDIR)))
> 
> This is an ugly way to express the logic.
> 

I kind of agree. My Makefile foo is not very strong any other way I
know would duplicate code. What would you suggest?

[ Best I can think of is:

        srctree := $(KBUILD_SRC)

        # if KBUILD_FULL_PATH=1 then do not use relative path
        ifneq ($(KBUILD_FULL_PATH), 1)
                ifeq ($(KBUILD_SRC)/,$(dir $(CURDIR)))
                        # building in a subdirectory of the source tree
                        srctree := ..
                endif
        endif


Is this better?
]

> 
>>                  # building in a subdirectory of the source tree
>>                  srctree := ..
>>          else
> 
> How about generated sources like asm-offsets.s or the lexer and parser
> in scripts/kconfig, does kdevelop figure out where the files live? If
> not, you might need to add
> 
> -objtree                := .
> +ifeq ($(KBUILD_FULL_PATH),1)
> +       objtree := $(CURDIR)
> +else
> +        objtree        := .
> +endif
> 
> to use the full path also for the O= directory.
> 

I would not care for those at all. The important is those files that
you need to point and edit to fix stuff. The generated files I better
not edit usually. The edit is in some other place, right?

> Michal
> 

I saw that this patch caused other breakage as well. Will you be
fixing those? Do you want to own this or you still need a ver2
of this patch?

Thanks
Boaz

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