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Annotation of cci/usr/src/man/man2/readlink.2, revision 1.1

1.1     ! root        1: .TH READLINK 2 "2 July 1983"
        !             2: .UC 4
        !             3: .SH NAME
        !             4: readlink \- read value of a symbolic link
        !             5: .SH SYNOPSIS
        !             6: .nf
        !             7: .ft B
        !             8: cc = readlink(path, buf, bufsiz)
        !             9: int cc;
        !            10: char *path, *buf;
        !            11: int bufsiz;
        !            12: .fi
        !            13: .ft R
        !            14: .SH DESCRIPTION
        !            15: .I Readlink
        !            16: places the contents of the symbolic link
        !            17: .I name
        !            18: in the buffer
        !            19: .I buf
        !            20: which has size
        !            21: .IR bufsiz . 
        !            22: The contents of the link are not null terminated when returned.
        !            23: .SH "RETURN VALUE
        !            24: The call returns the count of characters placed in the buffer
        !            25: if it succeeds, or a \-1 if an error occurs, placing the error
        !            26: code in the global variable \fIerrno\fP.
        !            27: .SH "ERRORS
        !            28: .I Readlink
        !            29: will fail and the file mode will be unchanged if:
        !            30: .TP 15
        !            31: [EPERM]
        !            32: The \fIpath\fP argument contained a byte with the high-order bit set.
        !            33: .TP 15
        !            34: [ENOENT]
        !            35: The pathname was too long.
        !            36: .TP 15
        !            37: [ENOTDIR]
        !            38: A component of the path prefix is not a directory.
        !            39: .TP 15
        !            40: [ENOENT]
        !            41: The named file does not exist.
        !            42: .TP 15
        !            43: [ENXIO]
        !            44: The named file is not a symbolic link.
        !            45: .TP 15
        !            46: [EACCES]
        !            47: Search permission is denied on a component of the path prefix.
        !            48: .TP 15
        !            49: [EPERM]
        !            50: The effective user ID does not match the owner of the file and
        !            51: the effective user ID is not the super-user.
        !            52: .TP 15
        !            53: [EINVAL]
        !            54: The named file is not a symbolic link.
        !            55: .TP 15
        !            56: [EFAULT]
        !            57: .I Buf
        !            58: extends outside the process's allocated address space.
        !            59: .TP 15
        !            60: [ELOOP]
        !            61: Too many symbolic links were encountered in translating the pathname.
        !            62: .SH SEE ALSO
        !            63: stat(2), lstat(2), symlink(2)

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