Incremental jdk development

[Mandy Chung]

On 06/03/10 13:52, Sean Mullan wrote:
> When you do a build from the jigsaw/jdk/make directory, what do you 
> set your ALT_HOTSPOT properties to? I tried setting them to the 
> following:
>
> ALT_HOTSPOT_IMPORT_PATH = /home/mullan/hg/jigsaw/build/linux-i586
> ALT_HOTSPOT_CLIENT_PATH = 
> /home/mullan/hg/jigsaw/build/linux-i586/lib/i386/client
> ALT_HOTSPOT_SERVER_PATH = 
> /home/mullan/hg/jigsaw/build/linux-i586/lib/i386/server
>
> but I'm getting the following error:
>
> make[3]: Entering directory 
> `/home/mullan/hg/jigsaw/jdk/make/java/redist/sajdi'
> make[3]: *** No rule to make target 
> `/home/mullan/hg/jigsaw/build/linux-i586/jre/lib/i386/libsaproc.so', 
> needed by `../../../../build/linux-i586/lib/i386/libsaproc.so'.  Stop.
> make[3]: Leaving directory 
> `/home/mullan/hg/jigsaw/jdk/make/java/redist/sajdi'
> make[2]: *** [all] Error 1
> make[2]: Leaving directory `/home/mullan/hg/jigsaw/jdk/make/java/redist'
> make[1]: *** [all] Error 1
> make[1]: Leaving directory `/home/mullan/hg/jigsaw/jdk/make/java'
> make: *** [all] Error 1
>

I didn't run into it yet since I build langtools, jdk, and hotspot all 
together as they all contain jigsaw changes.
> something is still expecting the old jre/lib directory structure ...
>

I will fix it.
   HOTSPOT_SALIB_PATH   = $(HOTSPOT_IMPORT_PATH)/jre/lib/$(LIBARCH)

If you build jigsaw/hotspot before, you can set 
ALT_HOTSPOT_IMPORT_PATH=<..>/build/linux-i586/hotspot/import to 
workaround the problem.

Mandy

> Thanks,
> Sean
>
> On 5/25/10 4:32 PM, Mandy Chung wrote:
>> In the jigsaw repo, the makefile to modularize the jdk
>> (make/modules/Makefile) is not optimized and it will reinstall all jdk
>> modules in a module library every time it is made. Some of us have our
>> own script to update the module library rather than remaking
>> make/modules/Makefile.
>>
>> I include such script in the jigsaw/jdk repo for the incremental jdk
>> development as an interim solution:
>> http://hg.openjdk.java.net/jigsaw/jigsaw/jdk/file/335e3289aba7/make/modules/update_module.sh 
>>
>>
>>
>> For example, after you recompile classes in some directory,
>> $ cd make/java/java ; make all
>>
>> you can use the script to update the module library:
>> $ make/modules/update_module.sh jdk.boot
>>
>> Please refer to the script for different options. Hope this helps.
>>
>> Mandy
>> [1] 
>> http://mail.openjdk.java.net/pipermail/jigsaw-dev/2010-May/000960.html