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- <html>
- <head>
- <title>symlink</title>
- <body bgcolor=#ffffff>
- <h2 align=center>symlink</h2>
- <h4 align=center>OS/161 Reference Manual</h4>
- <h3>Name</h3>
- symlink - create symbolic link
- <h3>Library</h3>
- Standard C Library (libc, -lc)
- <h3>Synopsis</h3>
- #include <unistd.h><br>
- <br>
- int<br>
- symlink(const char *<em>oldname</em>, const char *<em>linkname</em>);
- <h3>Description</h3>
- symlink creates a symbolic link. The symlink itself is named
- <em>linkname</em>, and it points to <em>oldname</em>.
- <p>
- <em>oldname</em> need not exist or be on the same filesystem.
- <h3>Return Values</h3>
- On success, symlink returns 0. On error, -1 is returned, and
- <A HREF=errno.html>errno</A> is set according to the error
- encountered.
- <h3>Errors</h3>
- The following error codes should be returned under the conditions
- given. Other error codes may be returned for other errors not
- mentioned here.
- <blockquote><table width=90%>
- <td width=10%> </td><td> </td></tr>
- <tr><td>ENODEV</td> <td>The device prefix of <em>filename</em> did
- not exist.</td></tr>
- <tr><td>ENOTDIR</td> <td>A non-final component of <em>linkname</em>
- was not a directory.</td></tr>
- <tr><td>ENOENT</td> <td>A non-final component of <em>linkname</em>
- did not exist.</td></tr>
- <tr><td>EEXIST</td> <td><em>linkname</em> already exists.</td></tr>
- <tr><td>ENOSPC</td> <td>The filesystem that was to hold the link
- is full.</td></tr>
- <tr><td>EIO</td> <td>A hard I/O error occurred.</td></tr>
- <tr><td>EFAULT</td> <td><em>linkname</em> or <em>oldname</em> was
- an invalid pointer.</td></tr>
- </table></blockquote>
- </body>
- </html>
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