1 | /*
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2 | *
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3 | * The following symbols are the error codes returned by the UNIX system
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4 | * functions. Typically, a UNIX function returns -1 when an error occurs,
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5 | * and the global integer named errno contains one of these values.
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6 | *
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7 | */
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8 | #define EPERM 1 /* User is not owner */
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9 | #define ENOENT 2 /* No such file or directory */
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10 | #define ESRCH 3 /* No such process */
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11 | #define EINTR 4 /* Interrupted system call */
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12 | #define EIO 5 /* I/O error */
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13 | #define ENXIO 6 /* No such device or address */
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14 | #define E2BIG 7 /* Arg list is too long */
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15 | #define ENOEXEC 8 /* Exec format error */
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16 | #define EBADF 9 /* Bad file number */
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17 | #define ECHILD 10 /* No child process */
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18 | #define EAGAIN 11 /* No more processes allowed */
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19 | #define ENOMEM 12 /* No memory available */
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20 | #define EACCES 13 /* Access denied */
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21 | #define EFAULT 14 /* Bad address */
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22 | #define ENOTBLK 15 /* Bulk device required */
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23 | #define EBUSY 16 /* Resource is busy */
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24 | #define EEXIST 17 /* File already exists */
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25 | #define EXDEV 18 /* Cross-device link */
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26 | #define ENODEV 19 /* No such device */
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27 | #define ENOTDIR 20 /* Not a directory */
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28 | #define EISDIR 21 /* Is a directory */
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29 | #define EINVAL 22 /* Invalid argument */
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30 | #define ENFILE 23 /* No more files (units) allowed */
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31 | #define EMFILE 24 /* No more files (units) allowed for this process */
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32 | #define ENOTTY 25 /* Not a terminal */
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33 | #define ETXTBSY 26 /* Text file is busy */
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34 | #define EFBIG 27 /* File is too large */
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35 | #define ENOSPC 28 /* No space left */
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36 | #define ESPIPE 29 /* Seek issued to pipe */
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37 | #define EROFS 30 /* Read-only file system */
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38 | #define EMLINK 31 /* Too many links */
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39 | #define EPIPE 32 /* Broken pipe */
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40 | #define EDOM 33 /* Math function argument error */
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41 | #define ERANGE 34 /* Math function result is out of range */
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42 | #define ENODSPC 35 /* No directory space */
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43 | #define ERENAME 36 /* Rename error */
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