From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: Build problem: note:
	'xtl_createlogger_stdiostream' is defined in DSO .. so try adding it to
	the linker command line... libxenctrl.so.4.0: could not read
	symbols:	Invalid operation
Date: Tue, 22 Mar 2011 13:16:10 -0400
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To: Ian Campbell <Ian.Campbell@eu.citrix.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, Ian Jackson <Ian.Jackson@eu.citrix.com>
List-Id: xen-devel@lists.xenproject.org

On Mon, Mar 21, 2011 at 03:53:25PM +0000, Ian Campbell wrote:
> On Mon, 2011-03-21 at 14:53 +0000, Ian Jackson wrote:
> > Ian Campbell writes ("Re: [Xen-devel] Build problem: note: 'xtl_createlogger_stdiostream' is defined in DSO .. so try adding it to the linker command line... libxenctrl.so.4.0: could not read symbols: Invalid operation"):
> > > xl: link against libxenctrl
> > 
> > I've applied this, thanks.  Although I don't understand why the build
> > failed for Konrad and not me or my test system.
> 
> Me neither.

I am not sure either. Here is another with todays pull:

gcc    -o xl xl.o xl_cmdimpl.o xl_cmdtable.o libxlutil.so -L/home/konrad/ssd/xtt/xen-unstable/tools/libxl/../../tools/libxl -Wl,-rpath-link=/home/konrad/ssd/xtt/xen-unstable/tools/libxl/../../tools/libxc -Wl,-rpath-link=/home/konrad/ssd/xtt/xen-unstable/tools/libxl/../../tools/xenstore -Wl,-rpath-link=/home/konrad/ssd/xtt/xen-unstable/tools/libxl/../../tools/blktap2/control -lxenlight -L/home/konrad/ssd/xtt/xen-unstable/tools/libxl/../../tools/libxc -lxenctrl
/usr/bin/ld: xl_cmdimpl.o: undefined reference to symbol 'uuid_parse@@UUID_1.0'
/usr/bin/ld: note: 'uuid_parse@@UUID_1.0' is defined in DSO /lib64/libuuid.so.1 so try adding it to the linker command line
/lib64/libuuid.so.1: could not read symbols: Invalid operation

> 
> > Perhaps the failure is only with -Wl,-as-needed ?
> 
> Possibly, although I did do test builds with that enabled (or at least I
> thought I did...)
> 
> Ian.
> 
> 
> 
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