Re: Out of memory on command line build.

That did the trick.
Thanks Chuck.


On Jul 10, 2009, at 3:22 PM, Chuck Hill wrote:

>
> On Jul 10, 2009, at 12:16 PM, doug andrews wrote:
>
>> I'm moving a large project from Xcode to Eclipse/WOLips.
>> Within the IDE, i can compile and build fine.
>> I am having difficulty compiling through the command line though.
>>
>> Entering:
>> ant -lib /Developer/Applications/eclipse/plugins/ 
>> org.objectstyle.wolips.woproject.ant_3.3.5047/lib/woproject.jar  
>> compile
>>
>> Gives me the following errors:
>> [wocompile] The system is out of resources.
>> [wocompile] Consult the following stack trace for details.
>> [wocompile] java.lang.OutOfMemoryError: Java heap space
>> [wocompile]     at com.sun.tools.javac.parser.Scanner.stringVal 
>> (Scanner.java:1165)
>> etc ....
>>
>> This project has a lot of source code.
>>
>> In the xcode days, we also ran into a similar memory error when  
>> compiling.
>> This was solved by adding -J-mx256m to the JAVA_COMPILER_FLAGS  
>> setting in the Application target.
>>
>> Is there a way to increase the memory used by javac within the  
>> command line?
>
> How to set java heap size in Apache Ant?
> Set environment variable ANT_OPTS. Look at the file $ANT_HOME/bin/ 
> ant or %ANT_HOME%\bin\ant.bat, for how this variable is used by Ant  
> runtime.
> set ANT_OPTS="-Xms512m -Xmx512m" (Windows)
> export ANT_OPTS="-Xms512m -Xmx512m" (ksh/bash)
> setenv ANT_OPTS "-Xms512m -Xmx512m" (tcsh/csh)
>
>
>> Why would it compile within the IDE, but run out of memory in the  
>> command line?
>
>
> Because Eclipse has more memory allocated to it.  IIRC there was a  
> bug in some earlier versions that caused Ant to run out of memory  
> in certain cases.
>
>
> Chuck
>
>
> -- 
> Chuck Hill             Senior Consultant / VP Development
>
> Learn WO at WOWODC'09 East in Montréal this August!
> http://www.wocommunity.org/wowodc09/east
>
> http://arstechnica.com/apple/news/2009/07/webobjects-sliced- 
> from-106but-prognosis-of-death-premature.ars
>