~drizzle-trunk/drizzle/development

dnl  Copyright (C) 2009 Sun Microsystems

dnl This file is free software; Sun Microsystems

dnl gives unlimited permission to copy and/or distribute it,

dnl with or without modifications, as long as this notice is preserved.

AC_DEFUN([PANDORA_TEST_VC_DIR],[

  pandora_building_from_vc=no

  if test -d ".bzr" ; then

    pandora_building_from_bzr=yes

    pandora_building_from_vc=yes

  else

    pandora_building_from_bzr=no

  fi

  if test -d ".svn" ; then

    pandora_building_from_svn=yes

    pandora_building_from_vc=yes

  else

    pandora_building_from_svn=no

  fi

  if test -d ".hg" ; then

    pandora_building_from_hg=yes

    pandora_building_from_vc=yes

  else

    pandora_building_from_hg=no

  fi

  if test -d ".git" ; then

    pandora_building_from_git=yes

    pandora_building_from_vc=yes

  else

    pandora_building_from_git=no

  fi

])

AC_DEFUN([PANDORA_BUILDING_FROM_VC],[

  m4_syscmd(PANDORA_TEST_VC_DIR [

    PANDORA_RELEASE_DATE=`date +%Y.%m`

    PANDORA_RELEASE_NODOTS_DATE=`date +%Y%m`

    # Set some defaults

    PANDORA_VC_REVNO="0"

    PANDORA_VC_REVID="unknown"

    PANDORA_VC_BRANCH="bzr-export"

    if test "${pandora_building_from_bzr}" = "yes"; then

      echo "# Grabbing changelog and version information from bzr"

      PANDORA_BZR_REVNO=`bzr revno`

      if test "x$PANDORA_BZR_REVNO" != "x${PANDORA_VC_REVNO}" ; then

        PANDORA_VC_REVNO="${PANDORA_BZR_REVNO}"

        PANDORA_VC_REVID=`bzr log -r-1 --show-ids | grep revision-id | cut -f2 -d' ' | head -1`

        PANDORA_VC_BRANCH=`bzr nick`

      fi

    fi

    if ! test -d config ; then

      mkdir -p config

    fi

    if test "${pandora_building_from_bzr}" = "yes" -o ! -f config/pandora_vc_revinfo ; then 

      cat > config/pandora_vc_revinfo.tmp <<EOF

PANDORA_VC_REVNO=${PANDORA_VC_REVNO}

PANDORA_VC_REVID=${PANDORA_VC_REVID}

PANDORA_VC_BRANCH=${PANDORA_VC_BRANCH}

PANDORA_RELEASE_DATE=${PANDORA_RELEASE_DATE}

PANDORA_RELEASE_NODOTS_DATE=${PANDORA_RELEASE_NODOTS_DATE}

EOF

      if ! diff config/pandora_vc_revinfo.tmp config/pandora_vc_revinfo >/dev/null 2>&1 ; then

        mv config/pandora_vc_revinfo.tmp config/pandora_vc_revinfo

      fi

      rm -f config/pandora_vc_revinfo.tmp

    fi

  ])

])

AC_DEFUN([_PANDORA_READ_FROM_FILE],[

  $1=`grep $1 $2 | cut -f2 -d=`

])

AC_DEFUN([PANDORA_VC_VERSION],[

  AC_REQUIRE([PANDORA_BUILDING_FROM_VC])

  PANDORA_TEST_VC_DIR

  AS_IF([test -f ${srcdir}/config/pandora_vc_revinfo],[

    _PANDORA_READ_FROM_FILE([PANDORA_VC_REVNO],${srcdir}/config/pandora_vc_revinfo)

    _PANDORA_READ_FROM_FILE([PANDORA_VC_REVID],${srcdir}/config/pandora_vc_revinfo)

    _PANDORA_READ_FROM_FILE([PANDORA_VC_BRANCH],

                            ${srcdir}/config/pandora_vc_revinfo)

    _PANDORA_READ_FROM_FILE([PANDORA_RELEASE_DATE],

                            ${srcdir}/config/pandora_vc_revinfo)

    _PANDORA_READ_FROM_FILE([PANDORA_RELEASE_NODOTS_DATE],

                            ${srcdir}/config/pandora_vc_revinfo)

  ])

  AS_IF([test "x${PANDORA_VC_BRANCH}" != x"${PACKAGE}"],[

    PANDORA_RELEASE_COMMENT="${PANDORA_VC_BRANCH}"

  ],[

    PANDORA_RELEASE_COMMENT="trunk"

  ])

  PANDORA_RELEASE_VERSION="${PANDORA_RELEASE_DATE}.${PANDORA_VC_REVNO}"

  PANDORA_RELEASE_ID="${PANDORA_RELEASE_NODOTS_DATE}${PANDORA_VC_REVNO}"

  VERSION="${PANDORA_RELEASE_VERSION}"

  AC_DEFINE_UNQUOTED([PANDORA_RELEASE_VERSION],["${PANDORA_RELEASE_VERSION}"],

                     [The real version of the software])

  AC_SUBST(PANDORA_VC_REVNO)

  AC_SUBST(PANDORA_VC_REVID)

  AC_SUBST(PANDORA_VC_BRANCH)

  AC_SUBST(PANDORA_RELEASE_DATE)

  AC_SUBST(PANDORA_RELEASE_NODOTS_DATE)

  AC_SUBST(PANDORA_RELEASE_COMMENT)

  AC_SUBST(PANDORA_RELEASE_VERSION)

  AC_SUBST(PANDORA_RELEASE_ID)

])

AC_DEFUN([PANDORA_VC_INFO_HEADER],[

  AC_REQUIRE([PANDORA_VC_VERSION])

  m4_define([PANDORA_VC_PREFIX],m4_toupper(m4_normalize(AC_PACKAGE_NAME))[_])

  AC_DEFINE_UNQUOTED(PANDORA_VC_PREFIX[VC_REVNO], [$PANDORA_VC_REVNO], [Version control revision number])

  AC_DEFINE_UNQUOTED(PANDORA_VC_PREFIX[VC_REVID], ["$PANDORA_VC_REVID"], [Version control revision ID])

  AC_DEFINE_UNQUOTED(PANDORA_VC_PREFIX[VC_BRANCH], ["$PANDORA_VC_BRANCH"], [Version control branch name])

  AC_DEFINE_UNQUOTED(PANDORA_VC_PREFIX[RELEASE_DATE], ["$PANDORA_RELEASE_DATE"], [Release date of version control checkout])

  AC_DEFINE_UNQUOTED(PANDORA_VC_PREFIX[RELEASE_NODOTS_DATE], [$PANDORA_RELEASE_NODOTS_DATE], [Numeric formatted release date of checkout])

  AC_DEFINE_UNQUOTED(PANDORA_VC_PREFIX[RELEASE_COMMENT], ["$PANDORA_RELEASE_COMMENT"], [Set to trunk if the branch is the main $PACKAGE branch])

  AC_DEFINE_UNQUOTED(PANDORA_VC_PREFIX[RELEASE_VERSION], ["$PANDORA_RELEASE_VERSION"], [Release date and revision number of checkout])

  AC_DEFINE_UNQUOTED(PANDORA_VC_PREFIX[RELEASE_ID], [$PANDORA_RELEASE_ID], [Numeric formatted release date and revision number of checkout])

])