Review request (XS): 7110396: Sound code fails to build on multiarch Linux systems

[Dalibor Topic]

Once this is pushed into jdk8, please consider backporting it to jdk7u - 
I'm seeing the same issue with jdk7u-dev on Ubuntu 11.10.

cheers,
dalibor topic

On 11/10/11 11:25 AM, Alex Menkov wrote:
> Looks good
> 
> regards
> Alex
> 
> On 10.11.2011 09:24, mark.reinhold at oracle.com wrote:
>> Some Linux distros have started to adopt a "multiarch" filesystem layout for
>> shared libraries in order to support the installation of packages for multiple
>> hardware architectures on a single system.  For more information see, e.g.,
>> http://wiki.debian.org/Multiarch.
>>
>> In Ubuntu 11.10 the ALSA shared library, libasound2, was converted to the
>> multiarch format and so its files moved from their old location, /usr/lib,
>> to /usr/lib/${ARCH_TRIPLET}.  This caused the JDK build to fail when linking
>> the Java sound library.  The root cause appears to be that gcc only tries to
>> resolve undefined symbols against a multiarch library if the library is named
>> on the command line after the object files containing those symbols.
>>
>> The fix is simply to move -lasound to the end of the gcc invocation.
>>
>> I'll push this into JDK 8.  It would trivially backport to 7.
>>
>> Patch:
>>
>> --- a/make/javax/sound/jsoundalsa/Makefile
>> +++ b/make/javax/sound/jsoundalsa/Makefile
>> @@ -65,7 +65,7 @@
>>          $(MIDIFILES_export) \
>>          $(PORTFILES_export)
>>
>> -LDFLAGS += -lasound
>> +EXTRA_LIBS += -lasound
>>
>>   CPPFLAGS += \
>>          -DUSE_DAUDIO=TRUE \
>>
>> Thanks,
>> - Mark


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