diff options
Diffstat (limited to 'lib/libpthread/uthread/uthread_fcntl.c')
| -rw-r--r-- | lib/libpthread/uthread/uthread_fcntl.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/lib/libpthread/uthread/uthread_fcntl.c b/lib/libpthread/uthread/uthread_fcntl.c index bf9f70e839c..864489b6e8d 100644 --- a/lib/libpthread/uthread/uthread_fcntl.c +++ b/lib/libpthread/uthread/uthread_fcntl.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uthread_fcntl.c,v 1.9 2006/09/26 14:18:28 kurt Exp $ */ +/* $OpenBSD: uthread_fcntl.c,v 1.10 2010/01/03 23:05:35 fgsch Exp $ */ /* * Copyright (c) 1995-1998 John Birrell <jb@cimlogic.com.au> * All rights reserved. @@ -44,6 +44,7 @@ fcntl(int fd, int cmd,...) { int flags = 0; int nonblock; + int notsock; int oldfd; int ret; va_list ap; @@ -87,7 +88,8 @@ fcntl(int fd, int cmd,...) ret = _thread_sys_fcntl(fd, cmd, 0); break; case F_GETFL: - ret = _thread_fd_table[fd]->status_flags->flags; + ret = _thread_fd_table[fd]->status_flags->flags & + ~_FD_NOTSOCK; break; case F_SETFL: /* @@ -102,8 +104,13 @@ fcntl(int fd, int cmd,...) */ nonblock = flags & O_NONBLOCK; + /* Remember the non-socket flag: */ + notsock = _thread_fd_table[fd]->status_flags->flags & + _FD_NOTSOCK; + /* Set the file descriptor flags: */ - if ((ret = _thread_sys_fcntl(fd, cmd, flags | O_NONBLOCK)) != 0) { + if ((ret = _thread_sys_fcntl(fd, cmd, + flags | O_NONBLOCK)) != 0) { /* Get the flags so that we behave like the kernel: */ } else if ((flags = _thread_sys_fcntl(fd, @@ -117,10 +124,17 @@ fcntl(int fd, int cmd,...) */ } else if (nonblock) /* A non-blocking descriptor: */ - _thread_fd_table[fd]->status_flags->flags = flags | O_NONBLOCK; + _thread_fd_table[fd]->status_flags->flags = + flags | O_NONBLOCK; else /* Save the flags: */ - _thread_fd_table[fd]->status_flags->flags = flags & ~O_NONBLOCK; + _thread_fd_table[fd]->status_flags->flags = + flags & ~O_NONBLOCK; + + /* Restore if previously set: */ + if (ret != -1 && notsock) + _thread_fd_table[fd]->status_flags->flags |= + _FD_NOTSOCK; break; default: /* Might want to make va_arg use a union */ |