64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/*
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* Copyright (C) 2004 Daniel Eischen <deischen@freebsd.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(s), this list of conditions and the following disclaimer as
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* the first lines of this file unmodified other than the possible
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* addition of one or more copyright notices.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice(s), this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <errno.h>
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#include <pthread.h>
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#include <unistd.h>
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#include "thr_private.h"
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__weak_reference(_execve, execve);
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int
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_execve(const char *name, char *const *argv, char *const *envp)
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{
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struct kse_execve_args args;
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struct pthread *curthread = _get_curthread();
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int ret;
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if (curthread->attr.flags & PTHREAD_SCOPE_SYSTEM)
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ret = __sys_execve(name, argv, envp);
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else {
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/*
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* When exec'ing, set the kernel signal mask to the thread's
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* signal mask to satisfy POSIX requirements.
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*/
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args.sigmask = curthread->sigmask;
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args.sigpend = curthread->sigpend;
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args.path = (char *)name;
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args.argv = (char **)argv;
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args.envp = (char **)envp;
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args.reserved = NULL;
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ret = kse_thr_interrupt(NULL, KSE_INTR_EXECVE, (long)&args);
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}
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return (ret);
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}
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