Can't build jdk9-dev due to conflicting includes

[Peter Levart]

On 06/20/2014 03:19 PM, Daniel D. Daugherty wrote:
> Adding the Serviceability group since SA belongs to them...
>
> I believe that this issue is solved by this changeset:
>
> Changeset: 64e35dfa4ff5
> Author:    jwilhelm
> Date:      2014-06-13 17:07 -0400
> URL: http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/64e35dfa4ff5
>
> 8046408: Build failure from multiple ptrace.h
> Summary: prefer <sys/ptrace.h> over <linux/ptrace.h>
> Reviewed-by: sla, mikael
> Contributed-by: kim.barrett at oracle.com
>
>
> That changeset was pushed to JDK9-hs yesterday which means it
> should be in JDK9-dev next week (presuming all goes well with
> the weekend PIT of today's snapshot).

Thanks, Dan. I can live with a local change until then.

Regards, Peter

>
> Dan
>
>
> On 6/20/14 5:59 AM, Peter Levart wrote:
>> Hi,
>>
>> I get the following compile error when building on Fedora 20, 64 Bit:
>>
>> Compiling 
>> /home/peter/work/hg/jdk9-dev/hotspot/src/share/vm/utilities/workgroup.cpp
>> Compiling 
>> /home/peter/work/hg/jdk9-dev/hotspot/src/share/vm/utilities/xmlstream.cpp
>> Compiling 
>> /home/peter/work/hg/jdk9-dev/hotspot/src/share/vm/utilities/yieldingWorkgroup.cpp
>> Making signal interposition lib...
>> Making SA debugger back-end...
>> In file included from 
>> /home/peter/work/hg/jdk9-dev/hotspot/agent/src/os/linux/libproc.h:37:0,
>>                  from 
>> /home/peter/work/hg/jdk9-dev/hotspot/agent/src/os/linux/libproc_impl.h:30,
>>                  from 
>> /home/peter/work/hg/jdk9-dev/hotspot/agent/src/os/linux/ps_proc.c:33:
>> /usr/include/linux/ptrace.h:58:8: error: redefinition of 'struct 
>> ptrace_peeksiginfo_args'
>>  struct ptrace_peeksiginfo_args {
>>         ^
>> In file included from 
>> /home/peter/work/hg/jdk9-dev/hotspot/agent/src/os/linux/ps_proc.c:32:0:
>> /usr/include/sys/ptrace.h:191:8: note: originally defined here
>>  struct ptrace_peeksiginfo_args
>>         ^
>> gmake[6]: *** [libsaproc.so] Error 1
>> gmake[6]: *** Waiting for unfinished jobs....
>> gmake[5]: *** [the_vm] Error 2
>> gmake[4]: *** [product] Error 2
>> gmake[3]: *** [generic_build2] Error 2
>> gmake[2]: *** [product] Error 2
>> gmake[1]: *** 
>> [/home/peter/work/hg/jdk9-dev/build/linux-x86_64-normal-server-release/hotspot/_hotspot.timestamp] 
>> Error 2
>> make: *** [hotspot-only] Error 2
>>
>>
>> ...it seems there are 2 definitions of "struct 
>> ptrace_peeksiginfo_args" in 2 different system include files:
>>
>> /usr/include/linux/ptrace.h
>> /usr/include/sys/ptrace.h
>>
>> ...they are included by the following two hostpot files in 
>> jdk9-dev/hotspot/agent/src/os/linux:
>>
>> libproc.h:#include <linux/ptrace.h>
>> ps_proc.c:#include <sys/ptrace.h>
>>
>>
>> Which one is the right one?
>>
>> Regards, Peter
>>
>