Name
opendir — open a directory
Synopsis
DIR
*opendir( |
const char * |
name) ; |
DESCRIPTION
The opendir
() function opens
a directory stream corresponding to the directory name
, and returns a pointer to
the directory stream. The stream is positioned at the first
entry in the directory.
RETURN VALUE
The opendir
() function
returns a pointer to the directory stream. On error, NULL is
returned, and errno
is set
appropriately.
ERRORS
- EACCES
-
Permission denied.
- EMFILE
-
Too many file descriptors in use by process.
- ENFILE
-
Too many files are currently open in the system.
- ENOENT
-
Directory does not exist, or name
is an empty
string.
- ENOMEM
-
Insufficient memory to complete the operation.
- ENOTDIR
-
name
is not
a directory.
CONFORMING TO
SVr4, 4.3BSD, POSIX.1-2001.
NOTES
The underlying file descriptor of the directory stream can
be obtained using dirfd(3).
SEE ALSO
open(2), closedir(3), dirfd(3), readdir(3), rewinddir(3), scandir(3), seekdir(3), telldir(3)
Copyright (C) 1993 David Metcalfe (david@prism.demon.co.uk)
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Since the Linux kernel and libraries are constantly changing, this
manual page may be incorrect or out-of-date. The author(s) assume no
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the use of the information contained herein. The author(s) may not
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Formatted or processed versions of this manual, if unaccompanied by
the source, must acknowledge the copyright and authors of this work.
References consulted:
Linux libc source code
Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991)
386BSD man pages
Modified Sat Jul 24 18:46:01 1993 by Rik Faith (faith@cs.unc.edu)
Modified 11 June 1995 by Andries Brouwer (aeb@cwi.nl)
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