66 lines
2.5 KiB
C
66 lines
2.5 KiB
C
/*
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* Copyright (c) 1982, 1986, 1989, 1990, 1991 Regents of the University
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* of California. 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)kern_prot.c 7.21 (Berkeley) 5/3/91
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* $Id: setregid.c,v 1.4 1994/04/24 01:06:43 mycroft Exp $
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*/
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#include <sys/types.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/uio.h>
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extern int __setregid __P((gid_t, gid_t));
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int
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setregid(rgid, egid)
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int rgid, egid;
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{
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static int warned;
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static char w[] =
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": warning: this program uses setregid(), which is deprecated.\r\n";
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if (!warned) {
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struct iovec iov[2];
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extern char *__progname; /* in crt0 */
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iov[0].iov_base = __progname;
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iov[0].iov_len = strlen(__progname);
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iov[1].iov_base = w;
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iov[1].iov_len = sizeof(w) - 1;
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(void) writev(STDERR_FILENO, iov, 2);
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warned = 1;
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}
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return (__setregid(rgid, egid));
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}
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