errno.h 5.8 KB

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  1. /*
  2. * Copyright (c) 1982, 1986, 1989, 1993
  3. * The Regents of the University of California. All rights reserved.
  4. * (c) UNIX System Laboratories, Inc.
  5. * All or some portions of this file are derived from material licensed
  6. * to the University of California by American Telephone and Telegraph
  7. * Co. or Unix System Laboratories, Inc. and are reproduced herein with
  8. * the permission of UNIX System Laboratories, Inc.
  9. *
  10. * Redistribution and use in source and binary forms, with or without
  11. * modification, are permitted provided that the following conditions
  12. * are met:
  13. * 1. Redistributions of source code must retain the above copyright
  14. * notice, this list of conditions and the following disclaimer.
  15. * 2. Redistributions in binary form must reproduce the above copyright
  16. * notice, this list of conditions and the following disclaimer in the
  17. * documentation and/or other materials provided with the distribution.
  18. * 3. Neither the name of the University nor the names of its contributors
  19. * may be used to endorse or promote products derived from this software
  20. * without specific prior written permission.
  21. *
  22. * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25. * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32. * SUCH DAMAGE.
  33. *
  34. * @(#)errno.h 8.5 (Berkeley) 1/21/94
  35. */
  36. #ifndef _ERRNO_H_
  37. #if defined(__linux__) || defined(__APPLE__) || defined(__CYGWIN__)
  38. // on an emulation platform, we need to use the native errno as it might
  39. // re-define errno (e.g. on red hat enterprise linux 3)
  40. #include <errno_orig.h>
  41. // define _ERRNO_H_ as the native system might use a different style
  42. #define _ERRNO_H_
  43. #else
  44. #define _ERRNO_H_
  45. extern int errno; /* global error number */
  46. #define EPERM 1 /* Operation not permitted */
  47. #define ENOENT 2 /* No such file or directory */
  48. #define ESRCH 3 /* No such process */
  49. #define EINTR 4 /* Interrupted system call */
  50. #define EIO 5 /* Input/output error */
  51. #define ENXIO 6 /* Device not configured */
  52. #define E2BIG 7 /* Argument list too long */
  53. #define ENOEXEC 8 /* Exec format error */
  54. #define EBADF 9 /* Bad file descriptor */
  55. #define ECHILD 10 /* No child processes */
  56. #define EDEADLK 11 /* Resource deadlock avoided */
  57. /* 11 was EAGAIN */
  58. #define ENOMEM 12 /* Cannot allocate memory */
  59. #define EACCES 13 /* Permission denied */
  60. #define EFAULT 14 /* Bad address */
  61. #define ENOTBLK 15 /* Block device required */
  62. #define EBUSY 16 /* Device busy */
  63. #define EEXIST 17 /* File exists */
  64. #define EXDEV 18 /* Cross-device link */
  65. #define ENODEV 19 /* Operation not supported by device */
  66. #define ENOTDIR 20 /* Not a directory */
  67. #define EISDIR 21 /* Is a directory */
  68. #define EINVAL 22 /* Invalid argument */
  69. #define ENFILE 23 /* Too many open files in system */
  70. #define EMFILE 24 /* Too many open files */
  71. #define ENOTTY 25 /* Inappropriate ioctl for device */
  72. #define ETXTBSY 26 /* Text file busy */
  73. #define EFBIG 27 /* File too large */
  74. #define ENOSPC 28 /* No space left on device */
  75. #define ESPIPE 29 /* Illegal seek */
  76. #define EROFS 30 /* Read-only file system */
  77. #define EMLINK 31 /* Too many links */
  78. #define EPIPE 32 /* Broken pipe */
  79. /* math software */
  80. #define EDOM 33 /* Numerical argument out of domain */
  81. #define ERANGE 34 /* Result too large */
  82. /* non-blocking and interrupt i/o */
  83. #define EAGAIN 35 /* Resource temporarily unavailable */
  84. #define EWOULDBLOCK EAGAIN /* Operation would block */
  85. #define EINPROGRESS 36 /* Operation now in progress */
  86. #define EALREADY 37 /* Operation already in progress */
  87. /* ipc/network software -- argument errors */
  88. #define ENOTSOCK 38 /* Socket operation on non-socket */
  89. #define EDESTADDRREQ 39 /* Destination address required */
  90. #define EMSGSIZE 40 /* Message too long */
  91. #define EPROTOTYPE 41 /* Protocol wrong type for socket */
  92. #define ENOPROTOOPT 42 /* Protocol not available */
  93. #define EPROTONOSUPPORT 43 /* Protocol not supported */
  94. #define ESOCKTNOSUPPORT 44 /* Socket type not supported */
  95. #define EOPNOTSUPP 45 /* Operation not supported */
  96. #define EPFNOSUPPORT 46 /* Protocol family not supported */
  97. #define EAFNOSUPPORT 47 /* Address family not supported by protocol family */
  98. #define EADDRINUSE 48 /* Address already in use */
  99. #define EADDRNOTAVAIL 49 /* Can't assign requested address */
  100. /* ipc/network software -- operational errors */
  101. #define ENETDOWN 50 /* Network is down */
  102. #define ENETUNREACH 51 /* Network is unreachable */
  103. #define ENETRESET 52 /* Network dropped connection on reset */
  104. #define ECONNABORTED 53 /* Software caused connection abort */
  105. #define ECONNRESET 54 /* Connection reset by peer */
  106. #define ENOBUFS 55 /* No buffer space available */
  107. #define EISCONN 56 /* Socket is already connected */
  108. #define ENOTCONN 57 /* Socket is not connected */
  109. #define ESHUTDOWN 58 /* Can't send after socket shutdown */
  110. #define ETOOMANYREFS 59 /* Too many references: can't splice */
  111. #define ETIMEDOUT 60 /* Operation timed out */
  112. #define ECONNREFUSED 61 /* Connection refused */
  113. #define ELOOP 62 /* Too many levels of symbolic links */
  114. #define ENAMETOOLONG 63 /* File name too long */
  115. /* should be rearranged */
  116. #define EHOSTDOWN 64 /* Host is down */
  117. #define EHOSTUNREACH 65 /* No route to host */
  118. #define ENOTEMPTY 66 /* Directory not empty */
  119. #endif
  120. #endif