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natPosixProcess.cc (waitForSignal): Ignore return value of sigsuspend. 

* java/lang/natPosixProcess.cc (waitForSignal): Ignore return
        value of sigsuspend.

From-SVN: r87505
This commit is contained in:
Richard Henderson 2004-09-14 13:09:31 -07:00 committed by Richard Henderson
parent 0393a68af0
commit 72826319ff
2 changed files with 13 additions and 11 deletions
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5
libjava/ChangeLog
View File

@ -1,3 +1,8 @@
2004-09-14 Richard Henderson <rth@redhat.com>
* java/lang/natPosixProcess.cc (waitForSignal): Ignore return
value of sigsuspend.
2004-09-12 Tom Tromey <tromey@redhat.com>
* javax/naming/CompoundName.java (CompoundName): Don't check for

19
libjava/java/lang/natPosixProcess.cc
View File

@ -126,26 +126,23 @@ error:
void
java::lang::ConcreteProcess$ProcessManager::waitForSignal ()
{
using namespace java::lang;
sigset_t mask;
// Wait for SIGCHLD
sigset_t mask;
pthread_sigmask (0, NULL, &mask);
sigdelset (&mask, SIGCHLD);
// Use sigsuspend() instead of sigwait() as sigwait() doesn't play
// nicely with the GC's use of signals.
int c = sigsuspend (&mask);
sigsuspend (&mask);
if (c != -1)
goto error;
if (errno != EINTR)
goto error;
// Do not check sigsuspend return value. The only legitimate return
// is EINTR, but there is a known kernel bug affecting alpha-linux
// wrt sigsuspend+handler+sigreturn that can result in a return value
// of __NR_sigsuspend and errno unset. Don't fail unnecessarily on
// older kernel versions.
// All OK.
return;
error:
throw new InternalError (JvNewStringUTF (strerror (errno)));
}
jboolean java::lang::ConcreteProcess$ProcessManager::reap ()