[ltt-dev] Trying to compile lttng

[David Goulet]

Hmmmm,

Using the git HEAD ust with the latest urcu git HEAD, the configure does 
not fail on my side.

Basic questions, once you've installed liburcu (make && sudo make 
install), have you done "ldconfig" ?

David

On 11-05-05 01:29 PM, Irina Guilman wrote:
> I am trying to compile the ust itself, and the ./configure step fails... (liburcu compiled, I have the latest version, with the cds_list_add() in the list.h,  and it finds the library)
>
> This is what I get:
>
> checking whether cds_list_add(0, 0) is declared... no
> configure: error: liburcu 0.5 or newer is needed, please update your version or use LDFLAGS=-Ldir to specify the right location.
>
>
> Any suggestions?
>
> Thanks.
>
> // Commenting out the step seems to be ok, it seems to compile after, but the right way is to set the environment correctly.
>
>
>
>
> -----Original Message-----
> From: David Goulet [mailto:david.goulet at polymtl.ca]
> Sent: May 5, 2011 1:18 PM
> To: Daniel U. Thibault
> Cc: ltt-dev at lists.casi.polymtl.ca
> Subject: Re: [ltt-dev] Trying to compile lttng-tools
>
> Hi Daniel,
>
> Yep, we are aware of that problem and will be fix in the next release.
>
> Note that UST is not yet ready for the lttng-tools integration... This will come in a very short term probably at release version 0.14. You can still use basic trace command of lttng-tools to control UST.
>
> But, for now, you can fix that quickly by changing this to "libustctl/Makefile.am" from the git source of ust.
>
> -       $(top_builddir)/libustcomm/libustcomm.la
> +       $(top_builddir)/libustcomm/libustcomm.la \
> +       $(top_builddir)/snprintf/libustsnprintf.la
>
> Recompile and install ust and should be fine :)
>
> Don't hesitate for any other problems/comments.
>
> Cheers
> David
>
> On 11-05-05 12:32 PM, Daniel U. Thibault wrote:
>> I'm trying to compile the latest lttng-tools (lttng-tools-9624336,
>> 2011-05-04) and keep running into a weird error.
>>
>> So far, ltt-control (cdfcd01, 2011-04-13), userspace-rcu 0.5.4 and ust
>> 0.12 are downloaded from git.lttng.org, compiled and installed.  I
>> download
>> lttng-tools-9624336 from the same source, run ./bootstrap without any
>> unusual results, but ./configure fails with:
>>
>> checking for ustctl_connect_pid in -lustctl... no
>> configure: error: Cannot find libustctl. Use LDFLAGS=-Ldir to specify
>> its location.
>>
>> The config.log hints at the problem's source:
>>
>> configure:4421: checking for ustctl_connect_pid in -lustctl
>> configure:4446: gcc -o conftest -g -O2   conftest.c -lustctl  -luuid -lpopt
>> -lpthread>&5
>> //usr/local/lib/libustctl.so: undefined reference to `ust_safe_snprintf'
>> collect2: ld returned 1 exit status
>>
>> libustctl (.so.0.0.0, .so.0, .so, .a, .la) is in /usr/local/lib/ and
>> contains 'ust_safe_snprintf' in its hex code.  Recall that UST 0.12
>> compiled without a hitch ('ust_safe_snprintf' appears in usterr.h,
>> ust_snprintf.h, snprintf.c, and tests/snprintf/prog.c, as fas as
>> source goes).  Well, not completely true: for some weird reason,
>> /usr/local/lib/libust.so ended up containing these four
>> lines:
>>
>> /* GNU ld script
>>      Use the shared library, but the link with initializer too */
>> OUTPUT_FORMAT(elf64-x86-64)
>> GROUP ( libust.so.0 libust-initializer.o )
>>
>> I replaced it with the expected symbolic link to
>> /usr/local/lib/libust.so.0.0.0 (the lttng-tools problem is the same
>> before and after this fix)
>>
>> If it matters, I'm running a virtual Ubuntu 10.10 64-bits machine.
>>
>> I'm at a loss as to how to fix this, and there's nothing on the Web
>> about this configure error (except a short thread on this very mailing list).
>>
>>
>> _______________________________________________
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>> ltt-dev at lists.casi.polymtl.ca
>> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
>
> --
> David Goulet
> LTTng project, DORSAL Lab.
>
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-- 
David Goulet
LTTng project, DORSAL Lab.

PGP/GPG : 1024D/16BD8563
BE3C 672B 9331 9796 291A  14C6 4AF7 C14B 16BD 8563