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   1 # ===========================================================================
   2 # https://github.com/BrianAker/ddm4
   3 # ===========================================================================
   4 #
   5 # SYNOPSIS
   6 #
   7 #   AX_HEX_VERSION
   8 #
   9 # DESCRIPTION
  10 #
  11 #   Generate version information in HEX format.
  12 #
  13 # LICENSE
  14 #
  15 #   Copyright (c) 2012 Brian Aker <brian@tangent.org>
  16 #
  17 #   Copying and distribution of this file, with or without modification, are
  18 #   permitted in any medium without royalty provided the copyright notice
  19 #   and this notice are preserved. This file is offered as-is, without any
  20 #   warranty.
  21
  22 #serial 1
  23
  24 AC_DEFUN([AX_HEX_VERSION],[
  25     AC_CACHE_CHECK([generate HEX_VERSION], [ax_cv_hex_version],[
  26       ax_cv_hex_version=`echo $VERSION | sed 's|[\-a-z0-9]*$||' | awk -F. '{printf "0x%0.2d%0.3d%0.3d", $[]1, $[]2, $[]3}'`
  27       ])
  28     AC_SUBST([HEX_VERSION],["$ax_cv_hex_version"])
  29     AC_DEFINE([HEX_VERSION],[1],[HEX representation of VERSION])
  30     ])
  31