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- /*
- * ERRNO.H system error codes
- */
-
- #ifndef ERRNO_H
- #define ERRNO_H
-
- extern int errno; /* system error number */
- extern int sys_nerr; /* largest (negative) error number */
- extern char *sys_errlist[]; /* system error message text */
- extern char *strerror(); /* error string retrieval function */
-
- #define is_syserr(n) ((n <= 0) && (n >= -sys_nerr))
-
- /* bios errors */
- #define E_OK 0 /* no error */
- #ifndef ERROR
- #define ERROR (-1) /* general error */
- #endif
- #define ENOENT (-2) /* No such file or directory */
- #define ESRCH (-3) /* No such process */
- #define EINTR (-4) /* Interrrupted system call */
- #define EIO (-5) /* I/O error */
- #define ENXIO (-6) /* No such device or address */
- #define E2BIG (-7) /* Arg list is too long */
- #define ENOEXEC (-8) /* Exec format error */
- #define EBADF (-9) /* Bad file number */
- #define ECHILD (-10) /* No child process */
- #define EAGAIN (-11) /* No more processes allowed */
- #define ENOMEM (-12) /* No memory available */
- #define EACCES (-13) /* Access denied */
- #define EFAULT (-14) /* Badd address */
- #define ENOTBLK (-15) /* Bulk device required */
- #define EBUSY (-16) /* Resource is busy */
- #define EEXIST (-17) /* File already exists */
- #define EXDEV (-18) /* Cross-device link */
- #define ENODEV (-19) /* No such device */
- #define ENOTDIR (-20) /* Is not a directory */
- #define EISDIR (-21) /* Is a directory */
- #define EINVAL (-22) /* Invalid argument */
- #define ENFILE (-23) /* No more files (system) */
- #define EMFILE (-24) /* No more files (process) */
- #define ENOTTY (-25) /* Not a terminal */
- #define ETXTBSY (-26) /* Text file is busy */
- #define EFBIG (-27) /* File is too large */
- #define ENOSPC (-28) /* No space left */
- #define ESPIPE (-29) /* Seek issued to pipe */
- #define EROFS (-30) /* Read-only file system */
- #define EMLINK (-31) /* Too many links */
- #define EPIPE (-32) /* Broken pipe */
- #define EDOM (-33) /* Math function argument error */
- #define ERANGE (-34) /* Math function result is out of
- range */
-
- #endif ERRNO_H
-