Date: Fri, 21 Mar 2014 12:40:07 -0400 From: Rich Felker <dalias@...ifal.cx> To: musl@...ts.openwall.com Subject: Re: Build on linux 2.6 and run on linux 2.4? On Fri, Mar 21, 2014 at 09:02:09AM -0400, John Mudd wrote: > Thanks for your reply. > > I ran a test using an example thread app. I compiled the cond1.c example > from http://www.yolinux.com/TUTORIALS/LinuxTutorialPosixThreads.html using > musl-gcc on Ubuntu 13.04, 2.6 kernel obviously. The executable runs on 2.6 > as well as 2.4. I actually expected some kind of failure on 2.4. Did I pick > a poor example or am I not understanding still? Yes, I did too; the intent is that pthread_create is supposed to return failure on kernels where things are not going to work right (i.e. clone does not support the necessary flags to provide threads); this is in turn supposed to result from a failure in pthread_self. Could you provide the output of running the program under strace on 2.4? Rich
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