Martin Münstermann wrote: > Hi! > > Martin M?nstermann wrote: > >> OK, we now have thread compile failure reports on Debian and Slackware. > >> > >> The config/acx_pthread.m4 script basically tests these: > >> > >> acx_pthread_flags=3D"pthreads none -Kthread -kthread lthread -pthread > >> -pthreads -mthreads pthread --thread-safe -mt pthread-config" > >> =09 > >> in that order and exits once it finds the first one that can > >> compile/link this: > >> > >> AC_TRY_LINK([#include <pthread.h>], > >> [pthread_t th; pthread_join(th, 0); > >> pthread_attr_init(0); pthread_cleanup_push(0, 0); > >> pthread_create(0,0,0,0); pthread_cleanup_pop(0); ], > >> [acx_pthread_ok=3Dyes]) > >> > >> Now, the big question is why -pthread can compile/link this successfully > >> but -pthread isn't enough to build a library that uses threads. > > > > > > I suspect that on Solaris, without "-lpthread" the pthread-stubs in > > /usr/lib/libc.so might be called at runtime instead of the functional > > ones in libpthread.so. > > > > Could this easily be checked? > > I can confirm this suspect for Solaris8/gcc 3.2.3. > How to reproduce it: > Add a line like > printf("### NOTE: check_sigpipe_handler called.\n"); > to check_sigpipe_handler() in fe-secure.c and rebuild libpq.so. > > The line is only dumped out (indicating that check_sigpipe_handler() is > being called), when the library is linked with -lpthread. > Without -lpthread no complains from the compiler or linker, but > check_sigpipe_handler() is not called, because the stub of > pthread_once() in libc.so does nothing. > > --> We need -lpthread on solaris, too.
So the current CVS code is good? -- Bruce Momjian | http://candle.pha.pa.us [EMAIL PROTECTED] | (610) 359-1001 + If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania 19073 ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org