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/*********************************************************
* Copyright (C) 2004 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation version 2.1 and no later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the Lesser GNU General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
*********************************************************/
/*
* err.h --
*
* General error handling library
*/
#ifndef _ERR_H_
#define _ERR_H_
#if !defined(_WIN32)
#include <errno.h>
#endif
#define INCLUDE_ALLOW_USERLEVEL
#define INCLUDE_ALLOW_VMCORE
#include "includeCheck.h"
#if defined(__cplusplus)
extern "C" {
#endif
#if defined(_WIN32)
typedef DWORD Err_Number;
#else
typedef int Err_Number;
#endif
#define ERR_INVALID ((Err_Number) -1)
const char *Err_ErrString(void);
const char *Err_Errno2String(Err_Number errorNumber);
Err_Number Err_String2Errno(const char *string);
#ifdef VMX86_DEBUG
Err_Number Err_String2ErrnoDebug(const char *string);
#endif
char *Err_Errno2LocalString(Err_Number errorNumber);
/*
*----------------------------------------------------------------------
*
* Err_Errno --
*
* Gets last error in a platform independent way.
*
* Results:
* Last error.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
#if defined(_WIN32)
#define Err_Errno() GetLastError()
#else
#define Err_Errno() errno
#endif
/*
*----------------------------------------------------------------------
*
* Err_SetErrno --
*
* Set the last error in a platform independent way.
*
* Results:
* None.
*
* Side effects:
* Yes.
*
*----------------------------------------------------------------------
*/
#if defined(_WIN32)
#define Err_SetErrno(e) SetLastError(e)
#else
#define Err_SetErrno(e) (errno = (e))
#endif
/*
*----------------------------------------------------------------------
*
* WITH_ERRNO --
*
* Execute "body" with "e" bound to the last error number
* and preserving the last error in surrounding code.
*
* Results:
* None.
*
* Side effects:
* Yes.
*
*----------------------------------------------------------------------
*/
#define WITH_ERRNO(e, body) do { \
Err_Number e = Err_Errno(); \
body; \
Err_SetErrno(e); \
} while (FALSE)
#ifdef __cplusplus
}
#endif
#endif
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