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prims.cc (_Jv_CreateJavaVM): Add comment about initialization order.

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2005-02-15  David Daney <ddaney@avtrex.com>
            Bryce McKinlay  <mckinlay@redhat.com>

	* prims.cc (_Jv_CreateJavaVM): Add comment about initialization order.
	* posix-threads.cc (_Jv_InitThreads): Call block_sigchld() here to
	ensure that GC threads inherit the new signal mask.
	(block_sigchld): Call JvFail rather than throwing exception if
	pthread_sigmask() fails.

Co-Authored-By: Bryce McKinlay <mckinlay@redhat.com>

From-SVN: r95095
This commit is contained in:
David Daney 2005-02-16 04:16:06 +00:00 • committed by Bryce McKinlay
parent 5909b0346c
commit 7e9534bc54
3 changed files with 26 additions and 11 deletions
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26
libjava/posix-threads.cc
View file

@ -281,6 +281,17 @@ handle_intr (int)
// Do nothing.
}
static void
block_sigchld()
{
sigset_t mask;
sigemptyset (&mask);
sigaddset (&mask, SIGCHLD);
int c = pthread_sigmask (SIG_BLOCK, &mask, NULL);
if (c != 0)
JvFail (strerror (c));
}
void
_Jv_InitThreads (void)
{
@ -296,6 +307,10 @@ _Jv_InitThreads (void)
sigemptyset (&act.sa_mask);
act.sa_flags = 0;
sigaction (INTR, &act, NULL);
// Block SIGCHLD here to ensure that any non-Java threads inherit the new
// signal mask.
block_sigchld();
}
_Jv_Thread_t *
@ -333,17 +348,6 @@ _Jv_ThreadSetPriority (_Jv_Thread_t *data, jint prio)
#endif
}
static void
block_sigchld()
{
sigset_t mask;
sigemptyset (&mask);
sigaddset (&mask, SIGCHLD);
int c = pthread_sigmask (SIG_BLOCK, &mask, NULL);
if (c != 0)
throw new java::lang::InternalError (JvNewStringUTF (strerror (c)));
}
void
_Jv_ThreadRegister (_Jv_Thread_t *data)
{