X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=libjava%2Fposix-threads.cc;h=0643c1a5c7b86053055652661f3c4bb808b99440;hb=bca30b067fb03fbaeccca1407ad94902cf8c660f;hp=03ae4535a05e21196d6588a531f76405a12afff1;hpb=7c2ddf15e59cec9fe51ad7eeac50ecb31762bc4c;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/libjava/posix-threads.cc b/libjava/posix-threads.cc
index 03ae4535a05..0643c1a5c7b 100644
--- a/libjava/posix-threads.cc
+++ b/libjava/posix-threads.cc
@@ -1,6 +1,6 @@
 // posix-threads.cc - interface between libjava and POSIX threads.
 
-/* Copyright (C) 1998, 1999, 2000, 2001  Free Software Foundation
+/* Copyright (C) 1998, 1999, 2000, 2001, 2004  Free Software Foundation
 
    This file is part of libgcj.
 
@@ -34,6 +34,7 @@ details.  */
 #include <java/lang/System.h>
 #include <java/lang/Long.h>
 #include <java/lang/OutOfMemoryError.h>
+#include <java/lang/InternalError.h>
 
 // This is used to implement thread startup.
 struct starter
@@ -332,6 +333,17 @@ _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)
 {
@@ -358,6 +370,8 @@ _Jv_ThreadRegister (_Jv_Thread_t *data)
 	_Jv_self_cache[current_index].high_sp_bits = BAD_HIGH_SP_VALUE;
       }
 # endif
+  // Block SIGCHLD which is used in natPosixProcess.cc.
+  block_sigchld();
 }
 
 void
@@ -403,6 +417,10 @@ _Jv_ThreadStart (java::lang::Thread *thread, _Jv_Thread_t *data,
     return;
   data->flags |= FLAG_START;
 
+  // Block SIGCHLD which is used in natPosixProcess.cc.
+  // The current mask is inherited by the child thread.
+  block_sigchld();
+
   param.sched_priority = thread->getPriority();
 
   pthread_attr_init (&attr);