CHDIR(2) — UNIX Programmer’s Manual
NAME
chdir − change current working directory
SYNOPSIS
chdir(dirname)
char *dirname;
DESCRIPTION
Dirname is the address of the pathname of a directory, terminated by a null byte. Chdir causes this directory to become the current working directory.
SEE ALSO
DIAGNOSTICS
Zero is returned if the directory is changed; −1 is returned if the given name is not that of a directory or is not searchable by the user.
7th Edition