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From "Timothy Bish (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (AMQCPP-123) Link error when trying to link another shared library against AMQCPP on 64-bit Linux
Date Wed, 06 Jun 2007 11:41:33 GMT

     [ https://issues.apache.org/activemq/browse/AMQCPP-123?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Timothy Bish resolved AMQCPP-123.
---------------------------------

    Resolution: Fixed

Applied in trunk

> Link error when trying to link another shared library against AMQCPP on 64-bit Linux
> ------------------------------------------------------------------------------------
>
>                 Key: AMQCPP-123
>                 URL: https://issues.apache.org/activemq/browse/AMQCPP-123
>             Project: ActiveMQ C++ Client
>          Issue Type: Improvement
>    Affects Versions: 2.1
>            Reporter: Albert Strasheim
>            Assignee: Nathan Mittler
>            Priority: Minor
>             Fix For: 2.1
>
>
> When trying to link another shared library against libactivemq-cpp.a on 64-bit Fedora
Core 6, I get the following error:
> /usr/bin/ld: libactivemq-cpp.a(ActiveMQConnectionFactory.o): relocation R_X86_64_32 against
`a local symbol' can not be used when making a shared object; recompile with -fPIC
> libactivemq-cpp.a: could not read symbols: Bad value
> Adding -fPIC to the CXXFLAGS seems to do the trick:
> Index: configure.ac
> ===================================================================
> --- configure.ac        (revision 544508)
> +++ configure.ac        (working copy)
> @@ -86,7 +86,7 @@
>  AM_PATH_CPPUNIT(1.10.2, cppunit=yes, cppunit=no; AC_MSG_RESULT([no. Unit and Integration
tests disabled])) 
>  AM_CONDITIONAL(BUILD_CPPUNIT_TESTS, test x$cppunit = xyes)
>  
> -CXXFLAGS="$CXXFLAGS -W -Wall -fstrict-aliasing -Wstrict-aliasing=2 -Wno-long-long"
> +CXXFLAGS="$CXXFLAGS -W -Wall -fstrict-aliasing -Wstrict-aliasing=2 -Wno-long-long -fPIC"
>  # CPPUNIT_CXXFLAGS="$CPPUNIT_CXXFLAGS -Wno-non-virtual-dtor -Wno-unused-parameter -Wno-uninitialized"
>  LIBS="$LIBS"

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