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Annotation of 43BSDReno/lib/libc/sys/chdir.2, revision 1.1.1.1

1.1       root        1: .\" Copyright (c) 1980 Regents of the University of California.
                      2: .\" All rights reserved.  The Berkeley software License Agreement
                      3: .\" specifies the terms and conditions for redistribution.
                      4: .\"
                      5: .\"    @(#)chdir.2     6.5 (Berkeley) 6/6/89
                      6: .\"
                      7: .TH CHDIR 2 "June 6, 1989"
                      8: .UC 4
                      9: .SH NAME
                     10: chdir, fchdir \- change current working directory
                     11: .SH SYNOPSIS
                     12: .nf
                     13: .ft B
                     14: chdir(path)
                     15: char *path;
                     16: .ft R
                     17: .fi
                     18: .LP
                     19: .nf
                     20: .ft B
                     21: fchdir(fd)
                     22: int fd;
                     23: .fi
                     24: .ft R
                     25: .SH DESCRIPTION
                     26: .I Path
                     27: is the pathname of a directory.
                     28: .I Chdir
                     29: causes this directory
                     30: to become the current working directory,
                     31: the starting point for path names not beginning with ``/''.
                     32: .PP
                     33: .I Fchdir
                     34: causes the directory referenced by
                     35: .I fd
                     36: to become the current working directory,
                     37: the starting point for path names not beginning with ``/''.
                     38: .PP
                     39: In order for a directory to become the current directory,
                     40: a process must have execute (search) access to the directory.
                     41: .SH "RETURN VALUE
                     42: Upon successful completion, a value of 0 is returned.
                     43: Otherwise, a value of \-1 is returned and \fIerrno\fP is set to indicate
                     44: the error.
                     45: .SH ERRORS
                     46: .I Chdir
                     47: will fail and the current working directory will be unchanged if
                     48: one or more of the following are true:
                     49: .TP 15
                     50: [ENOTDIR]
                     51: A component of the path prefix is not a directory.
                     52: .TP 15
                     53: [EINVAL]
                     54: The pathname contains a character with the high-order bit set.
                     55: .TP 15
                     56: [ENAMETOOLONG]
                     57: A component of a pathname exceeded 255 characters,
                     58: or an entire path name exceeded 1023 characters.
                     59: .TP 15
                     60: [ENOENT]
                     61: The named directory does not exist.
                     62: .TP 15
                     63: [ELOOP]
                     64: Too many symbolic links were encountered in translating the pathname.
                     65: .TP 15
                     66: [EACCES]
                     67: Search permission is denied for any component of
                     68: the path name.
                     69: .TP 15
                     70: [EFAULT]
                     71: .I Path
                     72: points outside the process's allocated address space.
                     73: .TP 15
                     74: [EIO]
                     75: An I/O error occurred while reading from or writing to the file system.
                     76: .LP
                     77: .I Fchdir
                     78: will fail and the current working directory will be unchanged if
                     79: one or more of the following are true:
                     80: .TP 15
                     81: [ENOTDIR]
                     82: The file descriptor does not reference a directory.
                     83: .TP 15
                     84: EBADF
                     85: .I fd
                     86: is not a valid open file descriptor.
                     87: .SH "SEE ALSO"
                     88: chroot(2)

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