[ltt-dev] Problem using UST 0.13

Yannick Brosseau yannick.brosseau at gmail.com
Wed Jun 8 13:30:01 EDT 2011


Hi,

Did you uninstall UST 0.12 before trying 0.13?

On 2011-06-08 12:01, Bernd Hufmann wrote:
> Hello
>
> I've just installed UST 0.13 on my laptop (Ubuntu) and I trying to use it. I took the example (see [1]) from the UST user manual. When I compile and link (see [2])  then I get some error print-outs (see [3]).
> I don't know what is missing. Could someone please help me so that I can use UST 0.13? By the way, with UST 0.12 it works fine.
>
> Best Regards
> Bernd
>
>
> [1] Example program in file ustexample.c
> #include <ust/marker.h>
>
> int main(int argc, char **argv)
> {
>    int v;
>    char *st;
>
>    /* ... set values of v and st ... */
>
>    /* a marker: */
>    trace_mark(ust, myevent, "firstarg %d secondarg %s", v, st);
>
>    /* a marker without arguments: */
>    trace_mark(ust, myotherevent, MARK_NOARGS);
>
>    return 0;
> }
>
> [2] Compilation
> gcc  -o ustexample -lust ustexample.c
>
> [3] Error
> //usr/local/lib/libust-initializer.o: In function `__ust_marker__destroy':
> /home/eedbhu/git/ust/libust-initializer.c:14: undefined reference to `ust_marker_unregister_lib'
> //usr/local/lib/libust-initializer.o: In function `__ust_marker__init':
> /home/eedbhu/git/ust/libust-initializer.c:14: undefined reference to `ust_marker_register_lib'
> /tmp/ccCco0tC.o:(__ust_markers+0x14): undefined reference to `ust_marker_probe_cb'
> /tmp/ccCco0tC.o:(__ust_markers+0x18): undefined reference to `__ust_marker_empty_function'
> /tmp/ccCco0tC.o:(__ust_markers+0x54): undefined reference to `ust_marker_probe_cb'
> /tmp/ccCco0tC.o:(__ust_markers+0x58): undefined reference to `__ust_marker_empty_function'
> collect2: ld returned 1 exit status
>
>
>
>
>
>
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