diff options
Diffstat (limited to 'lib/libthr/thread/thr_init.c')
| -rw-r--r-- | lib/libthr/thread/thr_init.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/lib/libthr/thread/thr_init.c b/lib/libthr/thread/thr_init.c index d74ed2d..cb2cd2a 100644 --- a/lib/libthr/thread/thr_init.c +++ b/lib/libthr/thread/thr_init.c @@ -66,14 +66,6 @@ #include "thr_private.h" -/* - * Early implementations of sigtimedwait interpreted the signal - * set incorrectly. - */ -#define SIGTIMEDWAIT_SET_IS_INVERTED(osreldate) \ - ((500100 <= (osreldate) && (osreldate) <= 500113) || \ - (osreldate) == 501000 || (osreldate) == 501100) - extern void _thread_init_hack(void); /* @@ -252,13 +244,8 @@ _thread_init(void) int i; size_t len; int mib[2]; - sigset_t set; - int osreldate; int error; - struct clockinfo clockinfo; - struct sigaction act; - /* Check if this function has already been called: */ if (_thread_initial) /* Only initialise the threaded application once. */ @@ -362,44 +349,6 @@ _thread_init(void) &_thread_sigact[i - 1]) != 0) PANIC("Cannot read signal handler info"); } - act.sa_sigaction = _thread_sig_wrapper; - act.sa_flags = SA_SIGINFO; - SIGFILLSET(act.sa_mask); - - if (__sys_sigaction(SIGTHR, &act, NULL)) - PANIC("Cannot set SIGTHR handler.\n"); - - SIGEMPTYSET(set); - SIGADDSET(set, SIGTHR); - __sys_sigprocmask(SIG_BLOCK, &set, 0); - - /* - * Precompute the signal set used by _thread_suspend to wait - * for SIGTHR. - */ - mib[0] = CTL_KERN; - mib[1] = KERN_OSRELDATE; - len = sizeof(osreldate); - if (sysctl(mib, 2, &osreldate, &len, NULL, 0) == 0 && - SIGTIMEDWAIT_SET_IS_INVERTED(osreldate)) { - /* Kernel bug requires an inverted signal set. */ - SIGFILLSET(_thread_suspend_sigset); - SIGDELSET(_thread_suspend_sigset, SIGTHR); - } else { - SIGEMPTYSET(_thread_suspend_sigset); - SIGADDSET(_thread_suspend_sigset, SIGTHR); - } -#ifdef _PTHREADS_INVARIANTS - SIGADDSET(_thread_suspend_sigset, SIGALRM); -#endif - - /* Get the kernel clockrate: */ - mib[0] = CTL_KERN; - mib[1] = KERN_CLOCKRATE; - len = sizeof (struct clockinfo); - if (sysctl(mib, 2, &clockinfo, &len, NULL, 0) == 0) - _clock_res_usec = clockinfo.tick > CLOCK_RES_USEC_MIN ? - clockinfo.tick : CLOCK_RES_USEC_MIN; } /* |
