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ax_debug.m4 2.4 KB

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  1. # ===========================================================================
  2. # https://github.com/BrianAker/ddm4/
  3. # ===========================================================================
  4. #
  5. # SYNOPSIS
  6. #
  7. # AX_DEBUG()
  8. #
  9. # DESCRIPTION
  10. #
  11. # --enable-debug
  12. #
  13. # LICENSE
  14. #
  15. # Copyright (C) 2012 Brian Aker
  16. # All rights reserved.
  17. #
  18. # Redistribution and use in source and binary forms, with or without
  19. # modification, are permitted provided that the following conditions are
  20. # met:
  21. #
  22. # * Redistributions of source code must retain the above copyright
  23. # notice, this list of conditions and the following disclaimer.
  24. #
  25. # * Redistributions in binary form must reproduce the above
  26. # copyright notice, this list of conditions and the following disclaimer
  27. # in the documentation and/or other materials provided with the
  28. # distribution.
  29. #
  30. # * The names of its contributors may not be used to endorse or
  31. # promote products derived from this software without specific prior
  32. # written permission.
  33. #
  34. # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  35. # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  36. # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  37. # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  38. # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  39. # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  40. # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  41. # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  42. # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  43. # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  44. # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  45. #serial 6.1
  46. AC_DEFUN([AX_DEBUG],
  47. [AC_PREREQ([2.63])dnl
  48. AC_ARG_ENABLE([debug],
  49. [AS_HELP_STRING([--enable-debug],
  50. [Add debug code/turns off optimizations (yes|no) @<:@default=no@:>@])],
  51. [ax_enable_debug=$enableval],
  52. [ax_enable_debug=no])
  53. AS_IF([test "x$ax_enable_debug" = xyes],
  54. [AC_DEFINE([DEBUG],[1],[Define to 1 to enable debugging code.])],
  55. [AC_SUBST([MCHECK])
  56. AC_DEFINE([DEBUG],[0],[Define to 1 to enable debugging code.])])
  57. AC_MSG_CHECKING([for debug])
  58. AC_MSG_RESULT([$ax_enable_debug])
  59. AM_CONDITIONAL([DEBUG],[test "x${ax_enable_debug}" = xyes])])