CHDIR(2)
NAME
chdir − change working directory
SYNOPSIS
int chdir (path)
char ∗path;
DESCRIPTION
Path points to the path name of a directory. Chdir causes the named directory to become the current working directory, the starting point for path searches for path names not beginning with /.
Chdir will fail and the current working directory will be unchanged if one or more of the following are true:
A component of the path name is not a directory. [ENOTDIR]
The named directory does not exist. [ENOENT]
Search permission is denied for any component of the path name. [EACCES]
Path points outside the process’s allocated address space. [EFAULT]
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.