<html> <head> <title>chdir</title> <body bgcolor=#ffffff> <h2 align=center>chdir</h2> <h4 align=center>OS/161 Reference Manual</h4> <h3>Name</h3> chdir - change current directory <h3>Library</h3> Standard C Library (libc, -lc) <h3>Synopsis</h3> #include <unistd.h><br> <br> int<br> chdir(const char *<em>pathname</em>); <h3>Description</h3> The current directory of the current process is set to the directory named by <em>pathname</em>. <p> <h3>Return Values</h3> On success, chdir 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%> <tr><td width=10%> </td><td> </td></tr> <tr><td>ENODEV</td> <td>The device prefix of <em>pathname</em> did not exist.</td></tr> <tr><td>ENOTDIR</td> <td>A non-final component of <em>pathname</em> was not a directory.</td></tr> <tr><td>ENOTDIR</td> <td><em>pathname</em> did not refer to a directory.</td> <tr><td>ENOENT</td> <td><em>pathname</em> did not exist.</td></tr> <tr><td>EIO</td> <td>A hard I/O error occurred.</td></tr> <tr><td>EFAULT</td> <td><em>pathname</em> was an invalid pointer.</td></tr> </table></blockquote> </body> </html>