24 lines
365 B
C
24 lines
365 B
C
#if !defined(lint) && defined(SCCSIDS)
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static char sccsid[] = "@(#)setuid.c 1.1 92/07/30 SMI";
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#endif
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#include <errno.h>
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#include <sys/param.h>
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/*
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* SVID-compatible setuid.
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*/
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setuid(uid)
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int uid;
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{
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if (uid < 0 || uid > MAXUID) {
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errno = EINVAL;
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return (-1);
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}
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if (geteuid() == 0)
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return (setreuid(uid, uid));
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else
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return (setreuid(-1, uid));
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}
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