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Annotation of XNU/osfmk/libsa/errno.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:  * @OSF_COPYRIGHT@
        !            24:  */
        !            25: /*
        !            26:  * HISTORY
        !            27:  * 
        !            28:  * Revision 1.1.1.1  1998/09/22 21:05:51  wsanchez
        !            29:  * Import of Mac OS X kernel (~semeria)
        !            30:  *
        !            31:  * Revision 1.1.1.1  1998/03/07 02:25:35  wsanchez
        !            32:  * Import of OSF Mach kernel (~mburg)
        !            33:  *
        !            34:  * Revision 1.1.5.1  1997/01/31  15:46:31  emcmanus
        !            35:  *     Merged with nmk22b1_shared.
        !            36:  *     [1997/01/30  08:42:08  emcmanus]
        !            37:  *
        !            38:  * Revision 1.1.2.5  1996/11/29  13:04:57  emcmanus
        !            39:  *     Added EIO for libsa_mach's getclock().
        !            40:  *     [1996/11/29  09:59:19  emcmanus]
        !            41:  * 
        !            42:  * Revision 1.1.2.4  1996/11/08  12:02:15  emcmanus
        !            43:  *     Replaced errno variable by a macro that calls a function defined
        !            44:  *     either in libsa_mach or in a threads library.
        !            45:  *     [1996/11/08  11:48:47  emcmanus]
        !            46:  * 
        !            47:  * Revision 1.1.2.3  1996/10/14  13:31:46  emcmanus
        !            48:  *     Added ETIMEDOUT.
        !            49:  *     [1996/10/14  13:29:55  emcmanus]
        !            50:  * 
        !            51:  * Revision 1.1.2.2  1996/10/03  17:53:40  emcmanus
        !            52:  *     Added new error codes needed by libpthread.a.
        !            53:  *     [1996/10/03  16:17:42  emcmanus]
        !            54:  * 
        !            55:  * Revision 1.1.2.1  1996/09/30  10:14:32  bruel
        !            56:  *     First revision.
        !            57:  *     [96/09/30            bruel]
        !            58:  * 
        !            59:  * $EndLog$
        !            60:  */
        !            61: 
        !            62: /* 
        !            63:  * ANSI C defines EDOM and ERANGE.  POSIX defines the remaining values.
        !            64:  * We may at some stage want to surround the extra values with
        !            65:  * #ifdef _POSIX_SOURCE.
        !            66:  * By an extraordinary coincidence, nearly all the values defined here
        !            67:  * correspond exactly to those in OSF/1 and in Linux.  Imagine that.
        !            68:  * The exception is ETIMEDOUT, which has different values in the two
        !            69:  * systems.  We use the OSF/1 value here.
        !            70:  */
        !            71: 
        !            72: extern int *__mach_errno_addr(void);
        !            73: #define errno (*__mach_errno_addr())
        !            74: 
        !            75: #define ESUCCESS       0               /* Success */
        !            76: #define EPERM          1               /* Not owner */
        !            77: #define ESRCH          3               /* No such process */
        !            78: #define EIO            5               /* I/O error */
        !            79: #define ENOMEM         12              /* Not enough core */
        !            80: #define EBUSY          16              /* Mount device busy */
        !            81: #define EINVAL         22              /* Invalid argument */
        !            82: #define EDOM           33              /* Argument too large */
        !            83: #define ERANGE         34              /* Result too large */
        !            84: #define ETIMEDOUT      60              /* Connection timed out */

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