#!/bin/sh
#
# Copy our sources and configuration, but change the installation
# prefix so that we can test with a completely independent
# installation.

# Get full pathnames that we'll need.  Assumes that this script is
# located in the nmh test subdirectory.
cd `dirname $0`
testdir=`pwd`
srcdir=`dirname $testdir`
builddir=$testdir/testbuild
installdir=$testdir/testinstall

#### Set up builddir.
[ -d $builddir ]  ||  mkdir -p $builddir
cd $builddir

#### Expedient way to copy the sources and configuration.
if rsync -h >/dev/null 2>&1; then
  rsync -a $srcdir/ --exclude .git --exclude test --exclude .deps \
                    --exclude '*.gz' --exclude '*.*o' .
else
  (cd $srcdir && tar cf - \
    `find . -name .git -prune -o -name test -prune -o -name .deps -prune -o \
       \( ! -type d ! -name '*.gz' ! -name '*.*o' -print \)`) | \
  tar xpf -
fi

#### Set up new configuration.
#### Put it in a file so we don't have to mess with shell quoting.  It
#### would get tricky with configure options that can contain embedded
#### spaces, such as --enable-masquerade and --with-smtpservers.
reconfig=reconfig-for-test
echo 'set '/bin/sh' './configure' \' > $reconfig
#### Configure allows multiple --prefix but ignores all but the last.
#### So add the one we want to use.  This is easier than trying to change
#### an existing --prefix, esp. if it has quoted characters.
echo $(./config.status --config) \'--prefix="$installdir"\' >> $reconfig
echo 'exec "$@"' >> $reconfig

echo configuring the test installation in "$installdir" . . .
/bin/sh $reconfig > /dev/null

echo building the test installation . . .
make install > /dev/null