errno.h

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/*	errno.h

	Defines the system error variable errno and the error
	numbers set by system calls. Errors which exist in Unix(tm)
	but not MSDOS have value -1.

        Copyright (c) Borland International 1987,1988,1990
	All Rights Reserved.
*/

#ifndef __ERRNO_H
#define __ERRNO_H

#if __STDC__
#define _Cdecl
#else
#define _Cdecl	cdecl
#endif

#ifndef __PAS__
#define _CType _Cdecl
#else
#define _CType pascal
#endif

/*  Dos Error Codes */

#define EZERO	 0		/* Error 0			        */
#define EINVFNC	 1		/* Invalid function number	*/
#define ENOFILE	 2		/* File not found		    */
#define ENOPATH	 3		/* Path not found		    */
#define ECONTR	 7		/* Memory blocks destroyed	*/
#define EINVMEM	 9		/* Invalid memory block address */
#define EINVENV 10		/* Invalid environment		*/
#define EINVFMT 11		/* Invalid format		    */
#define EINVACC 12		/* Invalid access code		*/
#define EINVDAT 13		/* Invalid data			    */
#define EINVDRV 15		/* Invalid drive specified	*/
#define ECURDIR 16		/* Attempt to remove CurDir	*/
#define ENOTSAM 17		/* Not same device		    */
#define ENMFILE 18		/* No more files		    */

#define ENOENT	 2		/* No such file or directory*/
#define EMFILE	 4		/* Too many open files		*/
#define EACCES	 5		/* Permission denied		*/
#define EBADF	 6		/* Bad file number		    */
#define ENOMEM	 8		/* Not enough core		    */
#define ENODEV	15		/* No such device		    */
#define EINVAL	19		/* Invalid argument		    */
#define E2BIG	20		/* Arg list too long		*/
#define ENOEXEC 21		/* Exec format error		*/
#define EXDEV	22		/* Cross-device link		*/
#define EDOM	33		/* Math argument		    */
#define ERANGE	34		/* Result too large		    */
#define EEXIST	35		/* File already exists		*/
#define ECHILD	-1		/* Unix/DOS 			    */
#define EFAULT	-1		/* Unknown error		    */
#define EPERM	-1		/* UNIX - not MSDOS		    */
#define ESRCH	-1		/* UNIX - not MSDOS		    */
#define EINTR	-1		/* UNIX - not MSDOS		    */
#define EIO	    -1		/* UNIX - not MSDOS		    */
#define ENXIO	-1		/* UNIX - not MSDOS		    */
#define EAGAIN	-1		/* UNIX - not MSDOS		    */
#define ENOTBLK -1		/* UNIX - not MSDOS		    */
#define EBUSY	-1		/* UNIX - not MSDOS		    */
#define ENOTDIR -1		/* UNIX - not MSDOS		    */
#define EISDIR	-1		/* UNIX - not MSDOS		    */
#define ENFILE	-1		/* UNIX - not MSDOS		    */
#define ENOTTY	-1		/* UNIX - not MSDOS		    */
#define ETXTBSY -1		/* UNIX - not MSDOS		    */
#define EFBIG	-1		/* UNIX - not MSDOS		    */
#define ENOSPC	-1		/* UNIX - not MSDOS		    */
#define ESPIPE	-1		/* UNIX - not MSDOS		    */
#define EROFS	-1		/* UNIX - not MSDOS		    */
#define EMLINK	-1		/* UNIX - not MSDOS		    */
#define EPIPE	-1		/* UNIX - not MSDOS		    */
#define EUCLEAN -1		/* UNIX - not MSDOS		    */

extern	int	_Cdecl  errno;
extern	int	_Cdecl	_doserrno;

extern	unsigned _Cdecl _localseg; 

#if !__STDC__
#define _sys_nerr   35		/* highest defined system error number */
#endif

#endif