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On 6/8/10 3:54 AM, Cadio Nicolas (Creative Ingenierie) wrote:
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<p class="MsoNormal"><span lang="EN-US">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I work on a C/C++ project
where we use the library
POSIX thread (pthread).<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">We use two compiler
(x86_64-redhat-linux and
x86_64-unknown-linux-gnu).<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">When I compile the project
with the redhat
compiler, cmake adds automatically the option –lpthread to the command
line of the compilation <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">BUT when I use the unknown
compiler, cmake
doesn’t add this option.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I don’t understand why cmake
doesn’t
add the –lpthread option with the x86_64-unknown-linux-gnu.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Anybody can help me please to
resolve my
problem ?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Thanks, nico</span><br>
</p>
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Are you using the find_package(Threads) command to find the library
required for threads? You should not depend on the compiler to
automatically add that option - if you want threads, use the find
module.<br>
<br>
Ryan<br>
<pre class="moz-signature" cols="72">--
Ryan Pavlik
Human-Computer Interaction Graduate Student
Virtual Reality Applications Center
Iowa State University
<a class="moz-txt-link-abbreviated" href="mailto:rpavlik@iastate.edu">rpavlik@iastate.edu</a>
<a class="moz-txt-link-freetext" href="http://academic.cleardefinition.com/">http://academic.cleardefinition.com/</a></pre>
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