On 03/10/2015 04:09 PM, Cyrill Gorcunov wrote:
> On Tue, Mar 10, 2015 at 04:00:59PM -0600, Shuah Khan wrote:
>> kcmp Makefile doesn't have an explicit build rule. As a result,
>> kcmp build fails, when it is run from top level Makefile target
>> kselftest. Without the explicit rule, make works only when it is
>> run in the current directory or from selftests directory. Add an
>> explicit build rule to fix the problem. In addition, build fails
>> as it can't find kcmp.h. Fix it by passing CFLAGS.
>>
>> Signed-off-by: Shuah Khan <[email protected]>
>> ---
>> tools/testing/selftests/kcmp/Makefile | 5 +++--
>> 1 file changed, 3 insertions(+), 2 deletions(-)
>>
>> diff --git a/tools/testing/selftests/kcmp/Makefile
>> b/tools/testing/selftests/kcmp/Makefile
>> index ff0eefd..83383eb 100644
>> --- a/tools/testing/selftests/kcmp/Makefile
>> +++ b/tools/testing/selftests/kcmp/Makefile
>> @@ -1,7 +1,8 @@
>> CC := $(CROSS_COMPILE)$(CC)
>> -CFLAGS += -I../../../../usr/include/
>> +CFLAGS += -I../../../../include/uapi -I../../../../usr/include/
>>
>> -all: kcmp_test
>> +all:
>> + $(CC) $(CFLAGS) kcmp_test.c -o kcmp_test
>>
>> run_tests: all
>> @./kcmp_test || echo "kcmp_test: [FAIL]"
>
> Ho Shuah! Thanks for looking into it. I've a small question --
> why kcmp_test prerequsite is dropped? As to me it should remain
> here, except explicit build rule added.
>
Are you looking for something like this:
all: kcmp_test
kcmp_test:
$(CC) $(CFLAGS) kcmp_test.c -o kcmp_test
I just simplified it and removed the prerequsite.
If you prefer, I can make the change to keep the
prereq.
thanks,
-- Shuah
--
Shuah Khan
Sr. Linux Kernel Developer
Open Source Innovation Group
Samsung Research America (Silicon Valley)
[email protected] | (970) 217-8978
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