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READLINK(2)                   System Calls Manual                  READLINK(2)

NAME
       readlink - read the contents of a symlink

SYNOPSIS
       #include <unistd.h>

       int readlink(const char *path, char *buf, size_t bufsize)

DESCRIPTION
       The  readlink  call reads the contents of the symlink name1 and returns
       it in buf up to a maximum of bufsize bytes. A terminating NUL  byte  is
       NOT put in the buffer.

RETURN VALUE
       Upon  successful  completion,  a  value of 0 is returned.  Otherwise, a
       value of -1 is returned and errno is set to indicate the error.

ERRORS
       Readlink will fail if one or more of the following are true:

       [ENOTDIR]      A component of either path prefix is not a directory.

       [EINVAL]       The path does not resolve to a symbolic link.

       [ENAMETOOLONG] A path name exceeds PATH_MAX characters.

       [ENOENT]       A component of the path does not exist.

       [EACCES]       A component of the path denies search permission.

       [ELOOP]        Too many symbolic links were encountered in  translating
                      one of the pathnames.

       [ENOENT]       The link named by path does not exist.

       [EFAULT]       The  buffer specified is outside the process's allocated
                      address space.

SEE ALSO
       symlink(2), unlink(2).

4th Berkeley Distribution       March 17, 2006                     READLINK(2)
NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | ERRORS | SEE ALSO