bsdcat_platform.h 2.7 KB

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  1. /*-
  2. * Copyright (c) 2003-2007 Tim Kientzle
  3. * All rights reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions
  7. * are met:
  8. * 1. Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. * 2. Redistributions in binary form must reproduce the above copyright
  11. * notice, this list of conditions and the following disclaimer in the
  12. * documentation and/or other materials provided with the distribution.
  13. *
  14. * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
  15. * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  16. * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  17. * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
  18. * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  19. * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  20. * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  21. * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  23. * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24. *
  25. * $FreeBSD: src/usr.bin/tar/bsdtar_platform.h,v 1.26 2008/12/06 07:37:14 kientzle Exp $
  26. */
  27. /*
  28. * This header is the first thing included in any of the bsdtar
  29. * source files. As far as possible, platform-specific issues should
  30. * be dealt with here and not within individual source files.
  31. */
  32. #ifndef BSDCAT_PLATFORM_H_INCLUDED
  33. #define BSDCAT_PLATFORM_H_INCLUDED
  34. #if defined(PLATFORM_CONFIG_H)
  35. /* Use hand-built config.h in environments that need it. */
  36. #include PLATFORM_CONFIG_H
  37. #else
  38. /* Not having a config.h of some sort is a serious problem. */
  39. #include "config.h"
  40. #endif
  41. /* Get a real definition for __FBSDID if we can */
  42. #if HAVE_SYS_CDEFS_H
  43. #include <sys/cdefs.h>
  44. #endif
  45. /* If not, define it so as to avoid dangling semicolons. */
  46. #ifndef __FBSDID
  47. #define __FBSDID(a) struct _undefined_hack
  48. #endif
  49. #ifdef HAVE_LIBARCHIVE
  50. /* If we're using the platform libarchive, include system headers. */
  51. #include <archive.h>
  52. #include <archive_entry.h>
  53. #else
  54. /* Otherwise, include user headers. */
  55. #include "archive.h"
  56. #include "archive_entry.h"
  57. #endif
  58. /* How to mark functions that don't return. */
  59. /* This facilitates use of some newer static code analysis tools. */
  60. #undef __LA_DEAD
  61. #if defined(__GNUC__) && (__GNUC__ > 2 || \
  62. (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
  63. #define __LA_DEAD __attribute__((__noreturn__))
  64. #else
  65. #define __LA_DEAD
  66. #endif
  67. #endif /* !BSDCAT_PLATFORM_H_INCLUDED */