From: Mitani <mi...@ry...> - 2010-11-09 10:55:04
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> -----Original Message----- > From: Garrett Cooper [mailto:yan...@gm...] > Sent: Tuesday, November 09, 2010 6:28 AM > To: Mitani > Cc: ltp...@li... > Subject: Re: [LTP] About POSIX "sched_yield/1-1.c" buld failure > > On Fri, Nov 5, 2010 at 5:56 AM, Mitani <mi...@ry...> wrote: > >> -----Original Message----- > >> From: Garrett Cooper [mailto:yan...@gm...] > >> Sent: Tuesday, November 02, 2010 3:43 PM > >> To: Mitani > >> Cc: ltp...@li... > >> Subject: Re: [LTP] About POSIX "sched_yield/1-1.c" buld failure > >> > >> On Wed, Oct 27, 2010 at 7:44 PM, Mitani <mi...@ry...> wrote: > >> >> -----Original Message----- > >> >> From: Garrett Cooper [mailto:yan...@gm...] > >> >> Sent: Tuesday, October 26, 2010 3:57 PM > >> >> To: Mitani > >> >> Cc: ltp...@li... > >> >> Subject: Re: [LTP] About POSIX "sched_yield/1-1.c" buld failure > >> >> > >> >> On Mon, Oct 25, 2010 at 6:45 PM, Mitani <mi...@ry...> > wrote: > >> >> > Hi, > >> >> > > >> >> > I reported that build failure of POSIX test set > >> >> "conformance/interfaces/ > >> >> > sched_yield/1-1" was still left in RHEL4.8 system: > >> >> > > >> >> > > >> >> > >> > http://www.mail-archive.com/ltp...@li.../msg1071 > >> >> 3.html > >> >> > > >> >> > In addition, build of the following tests failed by the reason > >> of > >> >> > "undefined reference": > >> >> > >> >> Some versions of gcc didn't function properly with > -lpthread; > >> try > >> >> -pthread instead at the top-level LDLIBS file and see whether > or > >> not > >> >> it works for you. > >> >> HTH, > >> >> -Garrett > >> > > >> > Hi, > >> > > >> > I tried to use "-pthread" instead of "-lpthread". > >> > But "sched_yield/1-1" failed in my all archtectures (RHEL4.8-x86, > >> x86_64, > >> > ia64). > >> > Other 27 tests, too. > >> > >> What does `man pthread_barrierattr_getpshared' say? > > ... > > > "man pthread_barrierattr_getpshared" in my system "RHEL4.8-x86_64". > > > > ------------ > > [root@RHEL48-LTP-EM64T make]# man pthread_barrierattr_getpshared > > PTHREAD_BARRIERATTR_GETPSHARED(P) > > PTHREAD_BARRIERATTR_GETPSHARED(P) > > > > NAME > > pthread_barrierattr_getpshared, > pthread_barrierattr_setpshared - get > > and set the > > process-shared attribute of the barrier attributes object > > (ADVANCED REALTIME > > THREADS) > > RHEL sucks for compiling stuff (I remember because it used to be a > reference platform when I was doing the Makefile work). Try swapping > around -lrt and -lpthread in the LDLIBS file and see whether or not > things work. If not, then I'd talk to Redhat and figure out what it > doesn't work. > -Garrett I tried to build "sched_yield", and found that they succeeded to build in my system (all of RHEL4.8 - x86, x86_64, ia64). I didn't notice that "-lpthread" added to "Makefile" of "sched_yield" from 2010/10/29 git. It was October 27 that I tried "-pthread" last. After that, I merely revised "LDLIBS" automatically and did make with it. Sorry! Thank you-- -Tomonori Mitani |