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Annotation of 43BSDTahoe/man/man2/mknod.2, revision 1.1

1.1     ! root        1: .\" Copyright (c) 1980 Regents of the University of California.
        !             2: .\" All rights reserved.  The Berkeley software License Agreement
        !             3: .\" specifies the terms and conditions for redistribution.
        !             4: .\"
        !             5: .\"    @(#)mknod.2     6.4 (Berkeley) 5/23/86
        !             6: .\"
        !             7: .TH MKNOD 2 "May 23, 1986"
        !             8: .UC 4
        !             9: .SH NAME
        !            10: mknod \- make a special file
        !            11: .SH SYNOPSIS
        !            12: .nf
        !            13: .ft B
        !            14: mknod(path, mode, dev)
        !            15: char *path;
        !            16: int mode, dev;
        !            17: .fi
        !            18: .ft R
        !            19: .SH DESCRIPTION
        !            20: .I Mknod
        !            21: creates a new file
        !            22: whose name is
        !            23: .I path.
        !            24: The mode of the new file
        !            25: (including special file bits)
        !            26: is initialized from
        !            27: .IR mode .
        !            28: (The protection part of the mode
        !            29: is modified by the process's mode mask (see
        !            30: .IR umask (2))).
        !            31: The first block pointer of the i-node
        !            32: is initialized from
        !            33: .I dev 
        !            34: and is used to specify which device the special file
        !            35: refers to.
        !            36: .PP
        !            37: If mode indicates a block or character special file,
        !            38: .I dev
        !            39: is a configuration dependent specification of a character or block
        !            40: I/O device.  If
        !            41: .I mode
        !            42: does not indicate a block special or character special device,
        !            43: .I dev
        !            44: is ignored.
        !            45: .PP
        !            46: .I Mknod
        !            47: may be invoked only by the super-user.
        !            48: .SH "RETURN VALUE
        !            49: Upon successful completion a value of 0 is returned.
        !            50: Otherwise, a value of \-1 is returned and \fIerrno\fP
        !            51: is set to indicate the error.
        !            52: .SH ERRORS
        !            53: .I Mknod
        !            54: will fail and the file mode will be unchanged if:
        !            55: .TP 15
        !            56: [ENOTDIR]
        !            57: A component of the path prefix is not a directory.
        !            58: .TP 15
        !            59: [EINVAL]
        !            60: The pathname contains a character with the high-order bit set.
        !            61: .TP 15
        !            62: [ENAMETOOLONG]
        !            63: A component of a pathname exceeded 255 characters,
        !            64: or an entire path name exceeded 1023 characters.
        !            65: .TP 15
        !            66: [ENOENT]
        !            67: A component of the path prefix does not exist.
        !            68: .TP 15
        !            69: [EACCES]
        !            70: Search permission is denied for a component of the path prefix.
        !            71: .TP 15
        !            72: [ELOOP]
        !            73: Too many symbolic links were encountered in translating the pathname.
        !            74: .TP 15
        !            75: [EPERM]
        !            76: The process's effective user ID is not super-user.
        !            77: .TP 15
        !            78: [EPERM]
        !            79: The pathname contains a character with the high-order bit set.
        !            80: .TP 15
        !            81: [EIO]
        !            82: An I/O error occurred while making the directory entry or allocating the inode.
        !            83: .TP 15
        !            84: [ENOSPC]
        !            85: The directory in which the entry for the new node is being placed
        !            86: cannot be extended because there is no space left on the file
        !            87: system containing the directory.
        !            88: .TP 15
        !            89: [ENOSPC]
        !            90: There are no free inodes on the file system on which the
        !            91: node is being created.
        !            92: .TP 15
        !            93: [EDQUOT]
        !            94: The directory in which the entry for the new node
        !            95: is being placed cannot be extended because the
        !            96: user's quota of disk blocks on the file system
        !            97: containing the directory has been exhausted.
        !            98: .TP 15
        !            99: [EDQUOT]
        !           100: The user's quota of inodes on the file system on
        !           101: which the node is being created has been exhausted.
        !           102: .TP 15
        !           103: [EROFS]
        !           104: The named file resides on a read-only file system.
        !           105: .TP 15
        !           106: [EEXIST]
        !           107: The named file exists.
        !           108: .TP 15
        !           109: [EFAULT]
        !           110: .I Path
        !           111: points outside the process's allocated address space.
        !           112: .SH "SEE ALSO"
        !           113: chmod(2), stat(2), umask(2)

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