1/* 2 * Copyright (c) 1998 John Birrell <jb@cimlogic.com.au>. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution.
| 1/* 2 * Copyright (c) 1998 John Birrell <jb@cimlogic.com.au>. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution.
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13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by John Birrell. 16 * 4. Neither the name of the author nor the names of any co-contributors
| 13 * 3. Neither the name of the author nor the names of any co-contributors
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17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33#include <sys/cdefs.h>
| 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include <sys/cdefs.h>
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34__FBSDID("$FreeBSD: head/lib/libc/gen/_spinlock_stub.c 156614 2006-03-13 01:17:39Z deischen $");
| 31__FBSDID("$FreeBSD: head/lib/libc/gen/_spinlock_stub.c 165968 2007-01-12 07:31:30Z imp $");
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35 36#include <stdio.h> 37 38#include "spinlock.h" 39 40/* 41 * Declare weak definitions in case the application is not linked 42 * with libpthread. 43 */ 44__weak_reference(_atomic_lock_stub, _atomic_lock); 45__weak_reference(_spinlock_stub, _spinlock); 46__weak_reference(_spinunlock_stub, _spinunlock); 47__weak_reference(_spinlock_debug_stub, _spinlock_debug); 48 49 50/* 51 * This function is a stub for the _atomic_lock function in libpthread. 52 */ 53long 54_atomic_lock_stub(volatile long *lck) 55{ 56 return (0L); 57} 58 59 60/* 61 * This function is a stub for the spinlock function in libpthread. 62 */ 63void 64_spinlock_stub(spinlock_t *lck) 65{ 66} 67 68/* 69 * This function is a stub for the spinunlock function in libpthread. 70 */ 71void 72_spinunlock_stub(spinlock_t *lck) 73{ 74} 75 76/* 77 * This function is a stub for the debug spinlock function in libpthread. 78 */ 79void 80_spinlock_debug_stub(spinlock_t *lck, char *fname, int lineno) 81{ 82}
| 32 33#include <stdio.h> 34 35#include "spinlock.h" 36 37/* 38 * Declare weak definitions in case the application is not linked 39 * with libpthread. 40 */ 41__weak_reference(_atomic_lock_stub, _atomic_lock); 42__weak_reference(_spinlock_stub, _spinlock); 43__weak_reference(_spinunlock_stub, _spinunlock); 44__weak_reference(_spinlock_debug_stub, _spinlock_debug); 45 46 47/* 48 * This function is a stub for the _atomic_lock function in libpthread. 49 */ 50long 51_atomic_lock_stub(volatile long *lck) 52{ 53 return (0L); 54} 55 56 57/* 58 * This function is a stub for the spinlock function in libpthread. 59 */ 60void 61_spinlock_stub(spinlock_t *lck) 62{ 63} 64 65/* 66 * This function is a stub for the spinunlock function in libpthread. 67 */ 68void 69_spinunlock_stub(spinlock_t *lck) 70{ 71} 72 73/* 74 * This function is a stub for the debug spinlock function in libpthread. 75 */ 76void 77_spinlock_debug_stub(spinlock_t *lck, char *fname, int lineno) 78{ 79}
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