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authorUlrich Drepper <drepper@redhat.com>2003-03-25 20:41:26 +0000
committerUlrich Drepper <drepper@redhat.com>2003-03-25 20:41:26 +0000
commit09402f5bc1d87787c84dbf75d41777c87b1ce40e (patch)
treed5be40f068434405ba1554389d73460fea0a1a0a /nptl/init.c
parent2a9ae45c3f89b4069e75c53f6dd32e8174b5cfd1 (diff)
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Update.
2003-03-25  Ulrich Drepper  <drepper@redhat.com>

	* csu/tst-atomic.c: Adjust tests to what atomic_add_negative and
	atomic_add_zero were supposed to do.
	* include/atomic.h: Adjust atomic_add_negative and atomic_add_zero
	to x86 behavior.

	* sysdeps/generic/bits/typesizes.h (__TIMER_T_TYPE): Define as void*.
	This matches the new timer implementation.
	* sysdeps/unix/sysv/linux/bits/siginfo.h (struct siginfo): Adjust
	timer info for what the kernel provides these days.
	(struct sigevent): Add _tid field.
	Define SIGEV_THREAD_ID.

	* Versions.def (librt): Add GLIBC_2.3.3.

	* abilist/libpthread.abilist: Update for nptl.
Diffstat (limited to 'nptl/init.c')
-rw-r--r--nptl/init.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/nptl/init.c b/nptl/init.c
index 4237c6eb48..2c85d87b99 100644
--- a/nptl/init.c
+++ b/nptl/init.c
@@ -225,6 +225,16 @@ __pthread_initialize_minimal_internal (void)
 			   NULL, _NSIG / 8);
 
 
+  /* The kernel supported POSIX timer handling needs a signal to implement
+     SIGEV_THREAD.  We block the signal everywhere but we have to make
+     sure it is not ignored.  The signal is a realtime signal so using
+     the default handler is fine (this handler is already selected).  */
+  __sigdelset (&sa.sa_mask, SIGCANCEL);
+  __sigaddset (&sa.sa_mask, SIGTIMER);
+  (void) INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_BLOCK, &sa.sa_mask,
+			   NULL, _NSIG / 8);
+
+
   /* Determine the default allowed stack size.  This is the size used
      in case the user does not specify one.  */
   struct rlimit limit;