seterrno.c

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/* @(#)seterrno.c   1.13 10/08/23 Copyright 1985, 1995-2010 J. Schilling */
/*
 *  Set error number
 *
 *  Copyright (c) 1985, 1995-2010 J. Schilling
 */
/*
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * See the file CDDL.Schily.txt in this distribution for details.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file CDDL.Schily.txt from this distribution.
 */
 
#ifndef _TS_ERRNO
#define _TS_ERRNO       /* Solaris: get thread safe errno value */
#endif
#ifndef _LIBC_REENTRANT
#define _LIBC_REENTRANT     /* Linux: get thread safe errno value */
#endif
#include <schily/standard.h>
#include <schily/errno.h>
#include <schily/schily.h>
 
#ifdef  seterrno
#undef  seterrno
#endif
 
EXPORT int
seterrno(err)
    int err;
{
    int old = errno;
 
    errno = err;
    return (old);
}