jos/inc/error.h
Anish Athalye da1f8392b1 Lab 4
2018-10-08 21:32:14 -07:00

24 lines
673 B
C

/* See COPYRIGHT for copyright information. */
#ifndef JOS_INC_ERROR_H
#define JOS_INC_ERROR_H
enum {
// Kernel error codes -- keep in sync with list in lib/printfmt.c.
E_UNSPECIFIED = 1, // Unspecified or unknown problem
E_BAD_ENV , // Environment doesn't exist or otherwise
// cannot be used in requested action
E_INVAL , // Invalid parameter
E_NO_MEM , // Request failed due to memory shortage
E_NO_FREE_ENV , // Attempt to create a new environment beyond
// the maximum allowed
E_FAULT , // Memory fault
E_IPC_NOT_RECV , // Attempt to send to env that is not recving
E_EOF , // Unexpected end of file
MAXERROR
};
#endif // !JOS_INC_ERROR_H */