#include <unistd.h> int
symlink (const char *name1 const char *name2);
DESCRIPTION
A symbolic link
Fa name2
is created to
Fa name1
Fa ( name2
is the name of the
file created,
Fa name1
is the string
used in creating the symbolic link).
Either name may be an arbitrary path name; the files need not
be on the same file system.
RETURN VALUES
Rv -std symlink
ERRORS
The symbolic link succeeds unless:
Bq Er ENOTDIR
A component of the
Fa name2
path prefix is not a directory.
Bq Er ENAMETOOLONG
A component of the
Fa name2
pathname exceeded 255 characters,
or the entire length of either path name exceeded 1023 characters.
Bq Er ENOENT
A component of the
Fa name2
path prefix does not exist.
Bq Er EACCES
A component of the
Fa name2
path prefix denies search permission, or write permission is denied on the
parent directory of the file to be created.
Bq Er ELOOP
Too many symbolic links were encountered in translating the
Fa name2
path name.
Bq Er EEXIST
The path name pointed at by the
Fa name2
argument
already exists.
Bq Er EPERM
The parent directory of the file named by
Fa name2
has its immutable flag set, see the
chflags(2)
manual page for more information.
Bq Er EIO
An I/O error occurred while making the directory entry for
Fa name2 ,
or allocating the inode for
Fa name2 ,
or writing out the link contents of
Fa name2 .
Bq Er EROFS
The file
Fa name2
would reside on a read-only file system.
Bq Er ENOSPC
The directory in which the entry for the new symbolic link is being placed
cannot be extended because there is no space left on the file
system containing the directory.
Bq Er ENOSPC
The new symbolic link cannot be created because
there is no space left on the file
system that will contain the symbolic link.
Bq Er ENOSPC
There are no free inodes on the file system on which the
symbolic link is being created.
Bq Er EDQUOT
The directory in which the entry for the new symbolic link
is being placed cannot be extended because the
user's quota of disk blocks on the file system
containing the directory has been exhausted.
Bq Er EDQUOT
The new symbolic link cannot be created because the user's
quota of disk blocks on the file system that will
contain the symbolic link has been exhausted.
Bq Er EDQUOT
The user's quota of inodes on the file system on
which the symbolic link is being created has been exhausted.
Bq Er EIO
An I/O error occurred while making the directory entry or allocating the inode.
Bq Er EFAULT
The
Fa name1
or
Fa name2
argument
points outside the process's allocated address space.