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Annotation of cci/usr/src/man/man2/chroot.2, revision 1.1.1.1

1.1       root        1: .TH CHROOT 2 "2 July 1983"
                      2: .UC 4
                      3: .SH NAME
                      4: chroot \- change root directory
                      5: .SH SYNOPSIS
                      6: .nf
                      7: .ft B
                      8: chroot(dirname)
                      9: char *dirname;
                     10: .ft R
                     11: .fi
                     12: .SH DESCRIPTION
                     13: .I Dirname
                     14: is the address of the pathname of a directory, terminated by a null byte.
                     15: .I Chroot
                     16: causes this directory
                     17: to become the root directory,
                     18: the starting point for path names beginning with ``/''.
                     19: .PP
                     20: In order for a directory to become the root directory
                     21: a process must have execute (search) access to the directory.
                     22: .PP
                     23: This call is restricted to the super-user.
                     24: .SH "RETURN VALUE
                     25: Upon successful completion, a value of 0 is returned.  Otherwise,
                     26: a value of \-1 is returned and \fIerrno\fP is set to indicate an error.
                     27: .SH ERRORS
                     28: .I Chroot
                     29: will fail and the root directory will be unchanged if
                     30: one or more of the following are true:
                     31: .TP 15
                     32: [ENOTDIR]
                     33: A component of the path name is not a directory.
                     34: .TP 15
                     35: [ENOENT]
                     36: The pathname was too long.
                     37: .TP 15
                     38: [EPERM]
                     39: The argument contains a byte with the high-order bit set.
                     40: .TP 15
                     41: [ENOENT]
                     42: The named directory does not exist.
                     43: .TP 15
                     44: [EACCES]
                     45: Search permission is denied for any component of
                     46: the path name.
                     47: .TP 15
                     48: [EFAULT]
                     49: .I Path
                     50: points outside the process's allocated address space.
                     51: .TP 15
                     52: [ELOOP]
                     53: Too many symbolic links were encountered in translating
                     54: the pathname.
                     55: .SH "SEE ALSO"
                     56: chdir(2)

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