Dmitry V. Levin
3858b93ad9
* defs.h (temporarily_clear_syserror, restore_cleared_syserror): New prototypes. * syscall.c (saved_u_error): New variable. (temporarily_clear_syserror, restore_cleared_syserror): New functions. * aio.c (sys_io_getevents): Use temporarily_clear_syserror and restore_cleared_syserror. * mq.c (sys_mq_timedreceive): Likewise. * signal.c (sys_rt_sigtimedwait): Likewise.
91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/*
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* Copyright (c) 2004 Ulrich Drepper <drepper@redhat.com>
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* Copyright (c) 2005-2015 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "defs.h"
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#include <fcntl.h>
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SYS_FUNC(mq_open)
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{
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printpath(tcp, tcp->u_arg[0]);
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tprints(", ");
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/* flags */
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tprint_open_modes(tcp->u_arg[1]);
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if (tcp->u_arg[1] & O_CREAT) {
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/* mode */
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tprintf(", %#lo, ", tcp->u_arg[2]);
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printmqattr(tcp, tcp->u_arg[3]);
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}
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return RVAL_DECODED;
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}
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SYS_FUNC(mq_timedsend)
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{
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tprintf("%ld, ", tcp->u_arg[0]);
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printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
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tprintf(", %lu, %ld, ", tcp->u_arg[2], tcp->u_arg[3]);
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printtv(tcp, tcp->u_arg[4]);
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return RVAL_DECODED;
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}
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SYS_FUNC(mq_timedreceive)
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{
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if (entering(tcp))
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tprintf("%ld, ", tcp->u_arg[0]);
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else {
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printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
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tprintf(", %lu, %ld, ", tcp->u_arg[2], tcp->u_arg[3]);
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/*
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* Since the timeout parameter is read by the kernel
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* on entering syscall, it has to be decoded the same way
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* whether the syscall has failed or not.
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*/
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temporarily_clear_syserror(tcp);
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printtv(tcp, tcp->u_arg[4]);
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restore_cleared_syserror(tcp);
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}
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return 0;
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}
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SYS_FUNC(mq_notify)
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{
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tprintf("%ld, ", tcp->u_arg[0]);
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print_sigevent(tcp, tcp->u_arg[1]);
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return RVAL_DECODED;
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}
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SYS_FUNC(mq_getsetattr)
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{
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if (entering(tcp)) {
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tprintf("%ld, ", tcp->u_arg[0]);
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printmqattr(tcp, tcp->u_arg[1]);
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tprints(", ");
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} else
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printmqattr(tcp, tcp->u_arg[2]);
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return 0;
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}
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