Re: Building OpenFlow 1.0 dissector for Wireshark 1.10.0 on Ubuntu 13.04

[Pascal Quantin <pascal.quantin () gmail com>]

2013/7/10 Guy Harris <guy () alum mit edu>

> On Jul 10, 2013, at 2:18 PM, Phiho Hoang <hohoangphi () gmail com> wrote:
>
> > Greetings,
> >
> > Wireshark 1.10.0 was built from source on Ubuntu 13.04, (with gcc 4.7.3)
> >
> > OpenFlow 1.0 dissector was also built from source using scons with this
> modification in 'Sconstruct' (copied from Sconstruct under Ubuntu 12.04):
> > # env = Environment(LINKFLAGS = '-flat_namespace')
> > env = Environment()
> >
> > to work around this error:
> >
> > $ scons install
> > ...
> > scons: Building targets ...
> > gcc -o openflow.so -flat_namespace -shared packet-openflow.os plugin.os
> -L/usr/lib -L/usr/local/lib
> > gcc: error: unrecognized command line option '-flat_namespace'
> > scons: *** [openflow.so] Error 1
> > ...
>
> To quote the GCC man page on my machine:
>
>
>            Darwin Options -all_load  -allowable_client  -arch
>            -arch_errors_fatal -arch_only  -bind_at_load  -bundle
>            -bundle_loader -client_name  -compatibility_version
>            -current_version -dead_strip -dependency-file  -dylib_file
>            -dylinker_install_name -dynamic  -dynamiclib
>            -exported_symbols_list -filelist  -flat_namespace
>         ...
>
>    Options for Linking
>        These options come into play when the compiler links object files
> into
>        an executable output file.  They are meaningless if the compiler is
> not
>        doing a link step.
>
>        In addition to the options listed below, Apple's GCC also accepts
> and
>        passes nearly all of the options defined by the linker ld and by the
>        library tool libtool.  Common options include -framework, -dynamic,
>        -bundle, -flat_namespace, and so forth.  See the ld and libtool man
>        pages for further details.
>
>                 ...
>
>        -allowable_client  client_name
>
>                 ...
>
>        -flat_namespace
>                 ...
>
>            These options are passed to the Darwin linker.  The Darwin
> linker
>            man page describes them in detail.
>
> The GCC man page on my Ubuntu 12.10 virtual machine does not say anything
> about -flat_namespace; unless it was a recent addition to GCC-for-Linux,
> the line
>
>         env = Environment(LINKFLAGS = '-flat_namespace')
>
> belongs in a configuration file *ONLY* when building on OS X for OS X (or
> maybe iOS), *NOT* when building on Linux for Linux, because -flat_namespace
> is an OS X-specific option.

And this has been fixed by the plugin author:
https://bitbucket.org/barnstorm/of-dissector/commits/85564cc537d418890f81a15cab1fba50173cb069

hg pull --update should solve your issue.

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