diff options
Diffstat (limited to 'lib/libc/gen/_once_stub.c')
-rw-r--r-- | lib/libc/gen/_once_stub.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/lib/libc/gen/_once_stub.c b/lib/libc/gen/_once_stub.c deleted file mode 100644 index d2acc29..0000000 --- a/lib/libc/gen/_once_stub.c +++ /dev/null @@ -1,64 +0,0 @@ -/*- - * Copyright (c) 2009 Advanced Computing Technologies LLC - * Written by: John H. Baldwin <jhb@FreeBSD.org> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include "namespace.h" -#include <pthread.h> -#include "un-namespace.h" -#include "libc_private.h" - -/* This implements pthread_once() for the single-threaded case. */ -static int -_libc_once(pthread_once_t *once_control, void (*init_routine)(void)) -{ - - if (once_control->state == PTHREAD_DONE_INIT) - return (0); - init_routine(); - once_control->state = PTHREAD_DONE_INIT; - return (0); -} - -/* - * This is the internal interface provided to libc. It will use - * pthread_once() from the threading library in a multi-threaded - * process and _libc_once() for a single-threaded library. Because - * _libc_once() uses the same ABI for the values in the pthread_once_t - * structure as the threading library, it is safe for a process to - * switch from _libc_once() to pthread_once() when threading is - * enabled. - */ -int -_once(pthread_once_t *once_control, void (*init_routine)(void)) -{ - - if (__isthreaded) - return (_pthread_once(once_control, init_routine)); - return (_libc_once(once_control, init_routine)); -} |