[Newbie question] Strange errors trying to build the JDK

[David Holmes]

Back from vacation ...

If this is still an issue ...

On 23/08/2018 3:28 PM, Zambonifofex wrote:
> Hello David, sorry for delaying to reply.
> 
> By using ‘less’, I was able to find ‘NAWK’ in my
> ‘~/jdk/build/linux-x86_64-normal-server-release/spec.gmk’ file:
> 
>      NAWK:=/usr/bin/nawk
> 
> However, I was not able to find any variables named ‘DUMP_SYMBOLS_CMD’.

It is defined in ./hotspot/lib/JvmMapfile.gmk in terms of NM. Does 
spec.gmk have a valid value for NM?

David
-----


> On Wed, Aug 22, 2018 at 3:18 AM David Holmes <david.holmes at oracle.com> wrote:
>>
>> Interesting - there is no actual error report in the log. Only this:
>>
>> lib/JvmMapfile.gmk:141: recipe for target
>> '/home/zambonifofex/jdk/build/linux-x86_64-normal-server-release/hotspot/variant-server/libjvm/symbols-objects'
>> failed
>>
>> Looking at the gmk file we have:
>>
>> $(JVM_OUTPUTDIR)/symbols-objects: $(BUILD_LIBJVM_ALL_OBJS)
>>          $(call LogInfo, Generating symbol list from object files)
>>          $(CD) $(JVM_OUTPUTDIR)/objs && \
>>            $(DUMP_SYMBOLS_CMD) | $(NAWK) $(FILTER_SYMBOLS_AWK_SCRIPT) | $(SORT)
>> -u > $@
>>
>> I'd have to suspect one of the command variables is not set. I suspect
>> the actual error text may be redirected to the symbols-objects file, but
>> unfortunately that has been deleted by 'make'.
>>
>> Check the generated spec.gmk file for the value of DUMP_SYMBOLS_CMD and
>> NAWK.
>>
>> David
>>
>> On 22/08/2018 1:45 PM, Zambonifofex wrote:
>>> Hello.
>>>
>>> I’ve run the following commands (using the Fish shell):
>>>
>>>       /home/zambonifofex/jdk/ $ make hotspot > ~/log.txt ^&1
>>>       /home/zambonifofex/jdk/ $ env LOG=trace make hotspot > ~/log-trace.txt ^&1
>>>       /home/zambonifofex/jdk/ $
>>>
>>> I’ll attach the generated files in this email.
>>>
>>> Thanks once again.
>>> On Tue, Aug 21, 2018 at 8:51 PM Gustavo Romero
>>> <gromero at linux.vnet.ibm.com> wrote:
>>>>
>>>> Hi,
>>>>
>>>> On 08/21/2018 08:00 PM, David Holmes wrote:
>>>>> Hi,
>>>>>
>>>>> You need to search further up the build log to try and find the actual error that occurred when building hotspot.
>>>>>
>>>>> Run "make hotspot" and it should be easier to see.
>>>>
>>>> In addition to David's suggestion you can also add before the command LOG=trace, like:
>>>>
>>>> $ LOG=trace make hotspot
>>>>
>>>> to spot the executed commands in the build process.
>>>>
>>>>
>>>> Regards,
>>>> Gustavo
>>>>
>>>>> David
>>>>>
>>>>> On 20/08/2018 11:53 AM, Zambonifofex wrote:
>>>>>> Hello, everyone.
>>>>>>
>>>>>> I am new to collaborating to the JDK, so sorry if this question is too
>>>>>> newbie‐ish.
>>>>>>
>>>>>> I have recently been affected by a minor bug in the ‘java.desktop’
>>>>>> module on Linux. I figured I’d try to fix it by myself, so I followed
>>>>>> the steps in the “How to Contribute” page, the “Building” page, as
>>>>>> well as some more that I could find online.
>>>>>>
>>>>>> The bug number is ‘7162479’. The bug is that it calling
>>>>>> ‘setLocationByPlatform(true)’ on a ‘JFrame’ will not work if
>>>>>> ‘setResizable(false)’ has been called on the same ‘JFrame’.
>>>>>>
>>>>>> When I tried to build the JDK with ‘make images’, after getting a
>>>>>> couple errors related to the changes I made and fixing them, I started
>>>>>> to face a strange error that was not related to the changes I made at
>>>>>> all.
>>>>>>
>>>>>> Here is the log I get when trying to run ‘make images’ currently, as
>>>>>> well as the output of ‘hg id’, if that’s of any help (where
>>>>>> ‘/home/zambonifofex/jdk $’ is the prompt):
>>>>>>
>>>>>>        /home/zambonifofex/jdk/ $ hg id
>>>>>>        2e91d927e00c+ tip
>>>>>>        /home/zambonifofex/jdk/ $ make images
>>>>>>        Building target 'images' in configuration
>>>>>> 'linux-x86_64-normal-server-release'
>>>>>>        lib/JvmMapfile.gmk:141: recipe for target
>>>>>> '/home/zambonifofex/jdk/build/linux-x86_64-normal-server-release/hotspot/variant-server/libjvm/symbols-objects'
>>>>>> failed
>>>>>>        make[3]: ***
>>>>>> [/home/zambonifofex/jdk/build/linux-x86_64-normal-server-release/hotspot/variant-server/libjvm/symbols-objects]
>>>>>> Error 1
>>>>>>        make[3]: *** Deleting file
>>>>>> '/home/zambonifofex/jdk/build/linux-x86_64-normal-server-release/hotspot/variant-server/libjvm/symbols-objects'
>>>>>>        make/Main.gmk:257: recipe for target 'hotspot-server-libs' failed
>>>>>>        make[2]: *** [hotspot-server-libs] Error 1
>>>>>>        make[2]: *** Waiting for unfinished jobs....
>>>>>>
>>>>>>        ERROR: Build failed for target 'images' in configuration
>>>>>> 'linux-x86_64-normal-server-release' (exit code 2)
>>>>>>
>>>>>>        === Make failed targets repeated here ===
>>>>>>        lib/JvmMapfile.gmk:141: recipe for target
>>>>>> '/home/zambonifofex/jdk/build/linux-x86_64-normal-server-release/hotspot/variant-server/libjvm/symbols-objects'
>>>>>> failed
>>>>>>        make/Main.gmk:257: recipe for target 'hotspot-server-libs' failed
>>>>>>        === End of repeated output ===
>>>>>>
>>>>>>        Hint: Try searching the build log for the name of the first failed target.
>>>>>>        Hint: See doc/building.html#troubleshooting for assistance.
>>>>>>
>>>>>>        /home/zambonifofex/jdk/make/Init.gmk:300: recipe for target 'main' failed
>>>>>>        make[1]: *** [main] Error 1
>>>>>>        /home/zambonifofex/jdk/make/Init.gmk:186: recipe for target 'images' failed
>>>>>>        make: *** [images] Error 2
>>>>>>        /home/zambonifofex/jdk/ $
>>>>>>
>>>>>> Any help would be appreciated. Thanks in advance.
>>>>>>
>>>>>
>>>>