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| author | David Daney <daney@gcc.gnu.org> | 2004-08-12 16:20:11 +0000 |
|---|---|---|
| committer | David Daney <daney@gcc.gnu.org> | 2004-08-12 16:20:11 +0000 |
| commit | c58f29001dee1b4f6dfb09cc2a49f2739b106553 (patch) | |
| tree | d4c32b005acd50085c465f85fda29e5885955ec5 /libjava/posix-threads.cc | |
| parent | db151e9d837b9a27d2de105869186e2f9b7ca353 (diff) | |
| download | gcc-c58f29001dee1b4f6dfb09cc2a49f2739b106553.zip gcc-c58f29001dee1b4f6dfb09cc2a49f2739b106553.tar.gz gcc-c58f29001dee1b4f6dfb09cc2a49f2739b106553.tar.bz2 | |
re PR libgcj/11801 (Problems with Process.waitFor() and exitValue())
2004-08-12 David Daney <ddaney@avtrex.com>
PR libgcj/11801
* java/lang/PosixProcess.java: Rewrote.
* java/lang/natPosixProcess.cc: Rewrote.
* java/lang/Runtime.java (execInternal): Declare throws IOException.
* gcj/javaprims.h (ConcreteProcess$ProcessManager): Declare.
* posix-threads.cc (block_sigchld) New function.
(_Jv_ThreadRegister) Use it.
(_Jv_ThreadStart) Use it.
* configure.in (PLATFORM_INNER_NAT_HDRS): New AC_SUBST() used in...
* Makefile.am: ... to specify extra native headers.
* configure: Regenerated.
* include/config.h: Regenerated.
* Makefile.in: Regenerated.
* gcj/Makefile.in: Regenerated.
* include/Makefile.in: Regenerated.
* testsuite/Makefile.in: Regenerated.
From-SVN: r85880
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 03ae453..0643c1a 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); |