my solution to lab5

This commit is contained in:
winPond
2019-07-11 19:40:12 +08:00
parent 1f043fb694
commit f78713349c
364 changed files with 8775 additions and 3249 deletions

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@@ -17,6 +17,15 @@ enum {
E_IPC_NOT_RECV , // Attempt to send to env that is not recving
E_EOF , // Unexpected end of file
// File system error codes -- only seen in user-level
E_NO_DISK , // No free space left on disk
E_MAX_OPEN , // Too many files are open
E_NOT_FOUND , // File or block not found
E_BAD_PATH , // Bad path
E_FILE_EXISTS , // File already exists
E_NOT_EXEC , // File not a valid executable
E_NOT_SUPP , // Operation not supported
MAXERROR
};