Copyright 1996-2003 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* This product includes software developed by John D. Polstra.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: GzipError.m3.html,v 1.3 2010-04-29 17:20:02 wagner Exp $
MODULE GzipError;
IMPORT
Atom, AtomList, Fmt, OSErrorPosix, Ugzip, Uerror;
PROCEDURE FromStatus(status: INTEGER): AtomList.T =
VAR
msg: TEXT;
BEGIN
CASE status OF
| Ugzip.Z_STREAM_END => msg := "zlib end of stream";
| Ugzip.Z_NEED_DICT => msg := "zlib dictionary needed";
| Ugzip.Z_STREAM_ERROR => msg := "zlib stream error";
| Ugzip.Z_DATA_ERROR => msg := "zlib data error";
| Ugzip.Z_BUF_ERROR => msg := "zlib buffer error";
| Ugzip.Z_VERSION_ERROR => msg := "zlib version mismatch";
| Ugzip.Z_MEM_ERROR =>
RETURN AtomList.List1(OSErrorPosix.ErrnoAtom(Uerror.ENOMEM));
ELSE
msg := "zlib error " & Fmt.Int(status);
END;
RETURN AtomList.List2(OSErrorPosix.ErrnoAtom(Uerror.EIO),
Atom.FromText(msg));
END FromStatus;
BEGIN
END GzipError.