113 lines
2.9 KiB
Groff
113 lines
2.9 KiB
Groff
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.\" Copyright (c) 1983 Regents of the University of California.
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.\" All rights reserved. The Berkeley software License Agreement
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.\" specifies the terms and conditions for redistribution.
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.\"
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.\" @(#)mkdir.2 6.4 (Berkeley) 8/26/85
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.\"
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.TH MKDIR 2 "August 26, 1985"
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.UC 5
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.SH NAME
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mkdir \- make a directory file
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.SH SYNOPSIS
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.nf
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.ft B
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#include <sys/types.h>
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#include <sys/stat.h>
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int mkdir(const char *\fIpath\fP, mode_t \fImode\fP)
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.fi
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.ft R
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.SH DESCRIPTION
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.B Mkdir
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creates a new directory file with name
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.IR path .
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The mode of the new file
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is initialized from
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.IR mode .
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(The protection part of the mode
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is modified by the process's mode mask; see
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.BR umask (2)).
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.PP
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The directory's owner ID is set to the process's effective user ID.
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The directory's group ID is set to that of the parent directory in
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which it is created.
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.PP
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The low-order 9 bits of mode are modified by the process's
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file mode creation mask: all bits set in the process's file mode
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creation mask are cleared. See
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.BR umask (2).
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.SH "RETURN VALUE
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A 0 return value indicates success. A \-1 return value
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indicates an error, and an error code is stored in
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.B errno.
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.SH "ERRORS
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.B Mkdir
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will fail and no directory will be created if:
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.TP 15
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[ENOTDIR]
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A component of the path prefix is not a directory.
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.TP 15
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[ENAMETOOLONG]
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The path name exceeds PATH_MAX characters.
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.TP 15
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[ENOENT]
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A component of the path prefix does not exist.
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.TP 15
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[EACCES]
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Search permission is denied for a component of the path prefix.
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.TP 15
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[ELOOP]
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Too many symbolic links were encountered in translating the pathname.
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(Minix-vmd)
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.TP 15
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[EROFS]
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The named file resides on a read-only file system.
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.TP 15
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[EEXIST]
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The named file exists.
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.TP 15
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[ENOSPC]
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The directory in which the entry for the new directory is being placed
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cannot be extended because there is no space left on the file
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system containing the directory.
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.TP 15
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[ENOSPC]
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The new directory cannot be created because there
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there is no space left on the file
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system that will contain the directory.
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.TP 15
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[ENOSPC]
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There are no free inodes on the file system on which the
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directory is being created.
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.ig
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.TP 15
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[EDQUOT]
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The directory in which the entry for the new directory
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is being placed cannot be extended because the
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user's quota of disk blocks on the file system
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containing the directory has been exhausted.
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.TP 15
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[EDQUOT]
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The new directory cannot be created because the user's
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quota of disk blocks on the file system that will
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contain the directory has been exhausted.
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.TP 15
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[EDQUOT]
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The user's quota of inodes on the file system on
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which the directory is being created has been exhausted.
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..
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.TP 15
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[EIO]
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An I/O error occurred while making the directory entry or allocating the inode.
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.TP 15
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[EIO]
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An I/O error occurred while reading from or writing to the file system.
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.TP 15
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[EFAULT]
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.I Path
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points outside the process's allocated address space.
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.SH "SEE ALSO"
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.BR chmod (2),
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.BR stat (2),
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.BR umask (2).
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