Hi Leonid, Thomas Petazzoni wrote, > Hello, > > While investigating a build failure of the "gamin" package in Buildroot > on the Microblaze architecture > (http://autobuild.buildroot.net/results/887/887df97196d7777efbf18a7bee91aa45c1a98700/build-end.log) > regarding PTHREAD_MUTEX_RECURSIVE being undefined, I noticed a > discrepancy between the definition of PTHREAD_MUTEX_RECURSIVE in the > linuxthreads variant of pthread.h and the NPTL variant of pthread.h. > Indeed, libpthread/nptl/sysdeps/pthread/pthread.h contains: > > #if defined __USE_UNIX98 || defined __USE_XOPEN2K8 > , > PTHREAD_MUTEX_NORMAL = PTHREAD_MUTEX_TIMED_NP, > PTHREAD_MUTEX_RECURSIVE = PTHREAD_MUTEX_RECURSIVE_NP, > PTHREAD_MUTEX_ERRORCHECK = PTHREAD_MUTEX_ERRORCHECK_NP, > PTHREAD_MUTEX_DEFAULT = PTHREAD_MUTEX_NORMAL > #endif > > while the corresponding linuxthreads version, in > libpthread/linuxthreads/sysdeps/pthread/pthread.h contains: > > #ifdef __USE_UNIX98 > , > PTHREAD_MUTEX_NORMAL = PTHREAD_MUTEX_ADAPTIVE_NP, > PTHREAD_MUTEX_RECURSIVE = PTHREAD_MUTEX_RECURSIVE_NP, > PTHREAD_MUTEX_ERRORCHECK = PTHREAD_MUTEX_ERRORCHECK_NP, > PTHREAD_MUTEX_DEFAULT = PTHREAD_MUTEX_NORMAL > #endif > > Notice how the NPTL code defines all the non-NP variants if > __USE_XOPEN2K8 is defined, but not the linuxthreads version? > > Maybe this difference is normal, I am not familiar enough with all the > standards and conformance issues, but I thought it would be good to > point it out.
Do you have an opinion on that? best regards Waldemar _______________________________________________ devel mailing list [email protected] http://mailman.uclibc-ng.org/cgi-bin/mailman/listinfo/devel
