win32/include/errno.h

   1 /*
   2  * errno.h
   3  *
   4  * Error numbers and access to error reporting.
   5  *
   6  * This file is part of the Mingw32 package.
   7  *
   8  * Contributors:
   9  *  Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp>
  10  *
  11  *  THIS SOFTWARE IS NOT COPYRIGHTED
  12  *
  13  *  This source code is offered for use in the public domain. You may
  14  *  use, modify or distribute it freely.
  15  *
  16  *  This code is distributed in the hope that it will be useful but
  17  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
  18  *  DISCLAIMED. This includes but is not limited to warranties of
  19  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  20  *
  21  * $Revision: 1.2 $
  22  * $Author: bellard $
  23  * $Date: 2005/04/17 13:14:29 $
  24  *
  25  */
  26
  27 #ifndef _ERRNO_H_
  28 #define _ERRNO_H_
  29
  30 /* All the headers include this file. */
  31 #include <_mingw.h>
  32
  33 /*
  34  * Error numbers.
  35  * TODO: Can't be sure of some of these assignments, I guessed from the
  36  * names given by strerror and the defines in the Cygnus errno.h. A lot
  37  * of the names from the Cygnus errno.h are not represented, and a few
  38  * of the descriptions returned by strerror do not obviously match
  39  * their error naming.
  40  */
  41 #define EPERM           1       /* Operation not permitted */
  42 #define ENOFILE         2       /* No such file or directory */
  43 #define ENOENT          2
  44 #define ESRCH           3       /* No such process */
  45 #define EINTR           4       /* Interrupted function call */
  46 #define EIO             5       /* Input/output error */
  47 #define ENXIO           6       /* No such device or address */
  48 #define E2BIG           7       /* Arg list too long */
  49 #define ENOEXEC         8       /* Exec format error */
  50 #define EBADF           9       /* Bad file descriptor */
  51 #define ECHILD          10      /* No child processes */
  52 #define EAGAIN          11      /* Resource temporarily unavailable */
  53 #define ENOMEM          12      /* Not enough space */
  54 #define EACCES          13      /* Permission denied */
  55 #define EFAULT          14      /* Bad address */
  56 /* 15 - Unknown Error */
  57 #define EBUSY           16      /* strerror reports "Resource device" */
  58 #define EEXIST          17      /* File exists */
  59 #define EXDEV           18      /* Improper link (cross-device link?) */
  60 #define ENODEV          19      /* No such device */
  61 #define ENOTDIR         20      /* Not a directory */
  62 #define EISDIR          21      /* Is a directory */
  63 #define EINVAL          22      /* Invalid argument */
  64 #define ENFILE          23      /* Too many open files in system */
  65 #define EMFILE          24      /* Too many open files */
  66 #define ENOTTY          25      /* Inappropriate I/O control operation */
  67 /* 26 - Unknown Error */
  68 #define EFBIG           27      /* File too large */
  69 #define ENOSPC          28      /* No space left on device */
  70 #define ESPIPE          29      /* Invalid seek (seek on a pipe?) */
  71 #define EROFS           30      /* Read-only file system */
  72 #define EMLINK          31      /* Too many links */
  73 #define EPIPE           32      /* Broken pipe */
  74 #define EDOM            33      /* Domain error (math functions) */
  75 #define ERANGE          34      /* Result too large (possibly too small) */
  76 /* 35 - Unknown Error */
  77 #define EDEADLOCK       36      /* Resource deadlock avoided (non-Cyg) */
  78 #define EDEADLK         36
  79 /* 37 - Unknown Error */
  80 #define ENAMETOOLONG    38      /* Filename too long (91 in Cyg?) */
  81 #define ENOLCK          39      /* No locks available (46 in Cyg?) */
  82 #define ENOSYS          40      /* Function not implemented (88 in Cyg?) */
  83 #define ENOTEMPTY       41      /* Directory not empty (90 in Cyg?) */
  84 #define EILSEQ          42      /* Illegal byte sequence */
  85
  86 /*
  87  * NOTE: ENAMETOOLONG and ENOTEMPTY conflict with definitions in the
  88  *       sockets.h header provided with windows32api-0.1.2.
  89  *       You should go and put an #if 0 ... #endif around the whole block
  90  *       of errors (look at the comment above them).
  91  */
  92
  93 #ifndef RC_INVOKED
  94
  95 #ifdef  __cplusplus
  96 extern "C" {
  97 #endif
  98
  99 /*
 100  * Definitions of errno. For _doserrno, sys_nerr and * sys_errlist, see
 101  * stdlib.h.
 102  */
 103 #ifdef _UWIN
 104 #undef errno
 105 extern int errno;
 106 #else
 107 int*    _errno(void);
 108 #define errno           (*_errno())
 109 #endif
 110
 111 #ifdef  __cplusplus
 112 }
 113 #endif
 114
 115 #endif  /* Not RC_INVOKED */
 116
 117 #endif  /* Not _ERRNO_H_ */