Name

opendir — open a directory

Synopsis

#include <sys/types.h>
#include <dirent.h>
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.

NOTES

The underlying file descriptor of the directory stream can be obtained using dirfd(3).

CONFORMING TO

SVr4, 4.3BSD, POSIX.1-2001.

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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Formatted or processed versions of this manual, if unaccompanied by
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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)