#!/bin/sh

# Copyright (C) 2006, 2007  International Business Machines.
# All Rights Reserved.
# This file is distributed under the Common Public License.
# It is part of the BuildTools project in COIN-OR (www.coin-or.org)
#
## $Id$
#
# Author: Andreas Waechter     IBM      2006-04-14

# Make sure we bail out if there is an error
set -e

ver_autoconf='2.59'
ver_automake='1.9.6'
ver_libtool='1.5.22'
EGREP='grep -E'

# Check if the correct version of the autotools is used
if test x$AUTOTOOLS_DIR = x; then
  AUTOTOOLS_DIR=$HOME
fi

grep_version=`echo  $ver_autoconf | sed -e 's/\\./\\\\\\./g'`
autoconf --version > confauto.out 2>&1
if $EGREP $grep_version confauto.out >/dev/null 2>&1; then :; else
  echo You are not using the correct version of autoconf
  rm -f confauto.out
  exit -2
fi
rm -f confauto.out
autoconf_dir=`which autoconf | sed -e 's=/autoconf=='`
autoconf_dir=`cd $autoconf_dir; pwd`
if test $autoconf_dir = `cd $AUTOTOOLS_DIR/bin; pwd`; then :; else
  echo autoconf is not picked up from the correct location
  exit -2
fi

grep_version=`echo  $ver_automake | sed -e 's/\\./\\\\\\./g'`
automake --version > confauto.out 2>&1
if $EGREP $grep_version confauto.out >/dev/null 2>&1; then :; else
  echo You are not using the correct version of automake
  rm -f confauto.out
  exit -2
fi
rm -f confauto.out
autoconf_dir=`which automake | sed -e 's=/automake=='`
autoconf_dir=`cd $autoconf_dir; pwd`
if test $autoconf_dir = `cd $AUTOTOOLS_DIR/bin; pwd`; then :; else
  echo automake is not picked up from the correct location
  exit -2
fi

grep_version=`echo  $ver_libtool | sed -e 's/\\./\\\\\\./g'`
ltfile=$AUTOTOOLS_DIR/share/libtool/ltmain.sh
if test -r $ltfile; then :; else
  echo Cannot file $ltfile
fi
if $EGREP $grep_version $ltfile >/dev/null 2>&1; then :; else
  echo You are not using the correct verion of libtool
fi

# Find directories which contain a file configure.ac. When all is said and
# done, each entry in dirs will be of the form `./path/to/directory'

if test $# != 0; then
  dirs="$*"
else
  pos_dirs=`find . -name configure.ac | sed -e s%/configure.ac%%g`
  dirs=
  for dir in $pos_dirs; do
    if test -r $dir/configure.ac; then
      dirs="$dirs $dir"
    else
      echo "$dir/configure.ac doesn't appear to be a regular file; skipping."
    fi
  done
fi

# Now compare against the skip entries in COIN_SKIP_PROJECTS. To match the
# entries we just collected, add `./' to the front of each skip entry.

pos_dirs=$dirs
if test x${COIN_SKIP_PROJECTS+set} = xset ; then
  dirs=
  for dir in $COIN_SKIP_PROJECTS ; do
    skip_dirs="$skip_dirs ./$dir"
  done
  for dir in $pos_dirs ; do
    skip=0
    for skipdir in $skip_dirs ; do
      if test $dir = $skipdir ; then
	skip=1
	break
      fi
    done
    if test $skip = 0 ; then
      dirs="$dirs $dir"
    else
      echo "$dir listed in COIN_SKIP_PROJECTS; skipping."
    fi
  done
fi

echo Running autotools in $dirs

currdir=`pwd`
if test -r $currdir/BuildTools/coin.m4; then
  toolsdir=$currdir/BuildTools
else
  echo Cannot find BuildTools directory.
  exit
fi

echo Copying autotools scripts into this directory
cp $toolsdir/config.guess $toolsdir/config.sub $toolsdir/depcomp $toolsdir/install-sh $toolsdir/ltmain.sh $toolsdir/missing .

if test x$AUTOTOOLS_DIR = x; then
  AUTOTOOLS_DIR=$HOME
fi

for dir in $dirs; do
  (if test -r $dir/configure.ac; then
     cd $dir
     echo creating acinclude.m4 in $dir
     cat $AUTOTOOLS_DIR/share/aclocal/libtool.m4 $toolsdir/coin.m4> acinclude.m4
     echo running aclocal in $dir
     if test -d m4; then
       aclocal -I m4 || exit -1
     else
       aclocal || exit -1
     fi
     if grep AC_CONFIG_HEADER configure.ac >/dev/null 2>&1; then
       echo running autoheader in $dir
       autoheader || exit -1
     fi
     echo running automake in $dir
     automake || exit -1
     echo running autoconf in $dir
     autoconf || exit -1
   else
     echo "*** No configure.ac file in $dir - SKIPPING! ***"
   fi
  )
  if test $? -ne 0; then
    exit -2;
  fi
done