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28 .\" @(#)chdir.2 8.2 (Berkeley) 12/11/93
37 .Nd change current working directory
43 .Fn chdir "const char *path"
49 argument points to the pathname of a directory.
53 causes the named directory
54 to become the current working directory, that is,
55 the starting point for path searches of pathnames not beginning with
62 causes the directory referenced by
64 to become the current working directory,
65 the starting point for path searches of pathnames not beginning with
69 In order for a directory to become the current directory,
70 a process must have execute (search) access to the directory.
77 will fail and the current working directory will be unchanged if
78 one or more of the following are true:
81 A component of the path prefix is not a directory.
82 .It Bq Er ENAMETOOLONG
83 A component of a pathname exceeded 255 characters,
84 or an entire path name exceeded 1023 characters.
86 The named directory does not exist.
88 Too many symbolic links were encountered in translating the pathname.
90 Search permission is denied for any component of
96 points outside the process's allocated address space.
98 An I/O error occurred while reading from or writing to the file system.
104 will fail and the current working directory will be unchanged if
105 one or more of the following are true:
108 Search permission is denied for the directory referenced by the
111 The file descriptor does not reference a directory.
115 is not a valid file descriptor.
122 system call is expected to conform to
127 system call appeared in
131 system call appeared in