tools/missing-macros/src/m4/as-version.m4

   1 dnl as-version.m4 0.2.0
   2
   3 dnl autostars m4 macro for versioning
   4
   5 dnl Thomas Vander Stichele <thomas at apestaart dot org>
   6
   7 dnl $Id: as-version.m4,v 1.4 2004/06/01 09:40:05 thomasvs Exp $
   8
   9 dnl AS_VERSION
  10
  11 dnl example
  12 dnl AS_VERSION
  13
  14 dnl this macro
  15 dnl - AC_SUBST's PACKAGE_VERSION_MAJOR, _MINOR, _MICRO
  16 dnl - AC_SUBST's PACKAGE_VERSION_RELEASE,
  17 dnl    which can be used for rpm release fields
  18 dnl - doesn't call AM_INIT_AUTOMAKE anymore because it prevents
  19 dnl   maintainer mode from running correctly
  20 dnl
  21 dnl don't forget to put #undef PACKAGE_VERSION_RELEASE in acconfig.h
  22 dnl if you use acconfig.h
  23
  24 AC_DEFUN([AS_VERSION],
  25 [
  26   PACKAGE_VERSION_MAJOR=$(echo AC_PACKAGE_VERSION | cut -d'.' -f1)
  27   PACKAGE_VERSION_MINOR=$(echo AC_PACKAGE_VERSION | cut -d'.' -f2)
  28   PACKAGE_VERSION_MICRO=$(echo AC_PACKAGE_VERSION | cut -d'.' -f3)
  29
  30   AC_SUBST(PACKAGE_VERSION_MAJOR)
  31   AC_SUBST(PACKAGE_VERSION_MINOR)
  32   AC_SUBST(PACKAGE_VERSION_MICRO)
  33 ])
  34
  35 dnl AS_NANO(ACTION-IF-NO-NANO, [ACTION-IF-NANO])
  36
  37 dnl requires AC_INIT to be called before
  38 dnl For projects using a fourth or nano number in your versioning to indicate
  39 dnl development or prerelease snapshots, this macro allows the build to be
  40 dnl set up differently accordingly.
  41
  42 dnl this macro:
  43 dnl - parses AC_PACKAGE_VERSION, set by AC_INIT, and extracts the nano number
  44 dnl - sets the variable PACKAGE_VERSION_NANO
  45 dnl - sets the variable PACKAGE_VERSION_RELEASE, which can be used
  46 dnl   for rpm release fields
  47 dnl - executes ACTION-IF-NO-NANO or ACTION-IF-NANO
  48
  49 dnl example:
  50 dnl AS_NANO(RELEASE="yes", RELEASE="no")
  51
  52 AC_DEFUN([AS_NANO],
  53 [
  54   AC_MSG_CHECKING(nano version)
  55
  56   NANO=$(echo AC_PACKAGE_VERSION | cut -d'.' -f4)
  57
  58   if test x"$NANO" = x || test "x$NANO" = "x0" ; then
  59     AC_MSG_RESULT([0 (release)])
  60     NANO=0
  61     PACKAGE_VERSION_RELEASE=1
  62     ifelse([$1], , :, [$1])
  63   else
  64     AC_MSG_RESULT($NANO)
  65     PACKAGE_VERSION_RELEASE=0.`date +%Y%m%d.%H%M%S`
  66     ifelse([$2], , :, [$2])
  67   fi
  68   PACKAGE_VERSION_NANO=$NANO
  69   AC_SUBST(PACKAGE_VERSION_NANO)
  70   AC_SUBST(PACKAGE_VERSION_RELEASE)
  71 ])