diff options
| author |   d <d@openbsd.org> | 1999-11-27 01:30:11 +0000 |
|---|---|---|
| committer | d <d@openbsd.org> | 1999-11-27 01:30:11 +0000 |
| commit | 06d08fa0f92cd487be94792e8cca4714d8e72d39 (patch) | |
| tree | a7815d2411725a351b4293f82c619acf7fe8c3bb /lib/libpthread | |
| parent | switch_screen() takes three arguments, not two; d@ (diff) | |
| download | wireguard-openbsd-06d08fa0f92cd487be94792e8cca4714d8e72d39.tar.xz wireguard-openbsd-06d08fa0f92cd487be94792e8cca4714d8e72d39.zip | |
do it the single-processor way
Diffstat (limited to 'lib/libpthread')
| -rw-r--r-- | lib/libpthread/uthread/uthread_seterrno.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/lib/libpthread/uthread/uthread_seterrno.c b/lib/libpthread/uthread/uthread_seterrno.c index 41425e5b134..1b008122ca3 100644 --- a/lib/libpthread/uthread/uthread_seterrno.c +++ b/lib/libpthread/uthread/uthread_seterrno.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uthread_seterrno.c,v 1.3 1999/11/25 07:01:43 d Exp $ */ +/* $OpenBSD: uthread_seterrno.c,v 1.4 1999/11/27 01:30:11 d Exp $ */ /* * Copyright (c) 1995 John Birrell <jb@cimlogic.com.au>. * All rights reserved. @@ -41,22 +41,28 @@ * normally hidden from the user. */ #ifdef errno -#undef errno; +#undef errno #endif extern int errno; void _thread_seterrno(pthread_t thread, int error) { - /* Check for the initial thread: */ - if (thread == _thread_initial) - /* The initial thread always uses the global error variable: */ + + /* Don't allow _thread_run to change: */ + _thread_kern_sig_defer(); + + /* Check for the current thread: */ + if (thread == _thread_run) + /* The current thread always uses the global error variable: */ errno = error; else /* - * Threads other than the initial thread always use the error - * field in the thread structureL + * Threads other than the current thread will keep the error + * field in the thread structure: */ thread->error = error; + + _thread_kern_sig_undefer(); } #endif |