Re: [Starpu-devel] Checking for main -lopencl failed

[Samuel Thibault <samuel.thibault@ens-lyon.org>]

Sébastien Frémal, le Thu 23 May 2013 17:00:25 +0200, a écrit :
> I didn't know config.log. I understood what's the problem. My library 
> depends
> on other libraries and the compilation failed because these libraries are 
> not
> linked :
> configure:23359: gcc -o conftest -g -O2  -D_GNU_SOURCE  
> -I/home/fremals/GVirtus
> /CL  -L/home/fremals/GVirtus/Frontend/lib conftest.c -lOpenCL  -lm 
> -lpthread  >
> &5
> /home/fremals/GVirtus/util/bin/libutil.so.1: undefined reference to 
> `shm_open'
> /home/fremals/GVirtus/util/bin/libutil.so.1: undefined reference to
> `XML_ParserCreate'
> /home/fremals/GVirtus/util/bin/libutil.so.1: undefined reference to
> `XML_SetUserData'
> /home/fremals/GVirtus/util/bin/libutil.so.1: undefined reference to
> `XML_ParserFree'
> /home/fremals/GVirtus/util/bin/libutil.so.1: undefined reference to
> `XML_SetElementHandler'
> /home/fremals/GVirtus/util/bin/libutil.so.1: undefined reference to 
> `XML_Parse'
> /home/fremals/GVirtus/util/bin/libutil.so.1: undefined reference to
> `XML_SetCharacterDataHandler'
> 
> I'm going to search how to compile the library to avoid this disadvantage.

You should just need to pass the required -l flags when building
libutil.so

Samuel