diff options
Diffstat (limited to 'libjava/posix-threads.cc')
| -rw-r--r-- | libjava/posix-threads.cc | 20 |
1 files changed, 19 insertions, 1 deletions
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); |