#!/bin/sh

#DIR_VENDOR_DIST=mutt-1.2.5i
#DIR_SRC=${DIR_VENDOR_DIST}-6
DIR_VENDOR_DIST=mutt-1.4
DIR_SRC=${DIR_VENDOR_DIST}-1
#DIR_VENDOR_DIST=mutt
#DIR_SRC=${DIR_VENDOR_DIST}

# Build directories
DIR_OBJ=mutt-obj
DIR_INST=mutt-install

# Package names
PACKAGENAME_VENDOR=${DIR_VENDOR_DIST}
PACKAGENAME_BIN=${DIR_SRC}
PACKAGENAME_SRC=${DIR_SRC}-src

DIR_INST_DOC=/usr/doc/${PACKAGENAME_VENDOR}

# Check to make sure we're running this script in one directory higher
# than DIR_SRC:
if ! test -d "${DIR_SRC}";
then
	echo "ERROR: This script must be run in the directory containing";
	echo "       the ${DIR_SRC} tree.";
	exit 1;
fi

### Functions
rmdir_ifexist()
{
	if test -d $1;
	then
		if ! rm -rf $1;
		then return 1;
		fi;
	fi;
	return 0;			
}

echo "Building ${DIR_SRC}"

if (test -d ${DIR_OBJ} || test -d ${DIR_INST});
then
	# Build dirs exits, ask user if they want to wipe out everything and start over
	echo -n "Delete build dirs? [y/n]: "
	read DBD
	DBD=$(echo $DBD | tr [:upper:] [:lower:]);

	if [ "$DBD" = "y" ];
	then
		if ! (rmdir_ifexist ${DIR_OBJ} && rmdir_ifexist ${DIR_INST});
		then
			echo "ERROR: Couldn't remove OBJ and/or INSTALL dirs.";
			exit 1;
		fi
	fi
else
	# No build dirs exist, so pretend the builder said "yes"
	DBD=y;
fi

if ! test -d $DIR_OBJ; then mkdir -p $DIR_OBJ; fi
if ! test -d $DIR_INST; then mkdir -p $DIR_INST; fi

export PREFIX=/usr

export MAILPATH=/var/spool/mail

OPTS="--with-mailpath=/var/spool/mail --with-regex --enable-pop --enable-imap --enable-locales-fix --with-ssl \
--enable-buffy-size \
--enable-external-dotlock \
--prefix=/usr \
--sysconfdir=/etc \
--libexecdir=\$(sbindir) \
--localstatedir=/var \
--datadir=\$(prefix)/share \
--with-docdir=${DIR_INST_DOC} \
"


if false;
then
  cd ${DIR_SRC}
  if aclocal -I m4 && autoheader && (cd m4 && make -f Makefile.am.in ) && automake -a -c && autoconf
  then
    echo
    echo "The mutt source code was successfully prepared."
    echo
  else
    echo
    echo "Some part of the preparation process failed."
    echo "Please refer to doc/devel-notes.txt for details."
    echo
    exit 1
  fi
  cd ..
fi

if ! [ "$DBD" = "y" ];
then
	# Build directories have not been deleted, give the builder a choice of
	# whether to run configure or not
	echo -n "Run configure? [y/n]: "
	read DBD;
else
	# Build directories are gone, we have no choice but to run configure
	DBD="y";
fi

if [ "$DBD" = "y" ];
then
	# Change to build dir and configure
	cd ${DIR_OBJ}
	if ! ../${DIR_SRC}/configure ${OPTS};
	then
		echo "ERROR: Configure failed.";
		exit 1;
	fi
	cd ..
fi

if ! make -C ${DIR_OBJ} CFLAGS="-I../${DIR_OBJ}";
then
	echo "ERROR: Make failed.";
	exit 1;
fi

export DESTDIR=$(pwd)/${DIR_INST}
if ! make -C ${DIR_OBJ} -e install;
then
	echo "ERROR: make install failed."
	exit 2;
fi

if true;
then

echo; echo "Creating distribution package...";

# Strip the binaries
echo "Stripping binaries..."
strip $(find ${DIR_INST} -iname '*.exe' -o -iname '*.dll')

# Steal the pre-made HTML docs because I can't for the life of me get any
# semblance of sgmltools to work right.
echo "Copying HTML help files..."
cp -p ${DIR_SRC}/doc/*.html ${DIR_INST}/${DIR_INST_DOC}/html

# Remove any old distros that might be lying around
rm ${DIR_INST}/${PACKAGENAME_SRC}.tar > /dev/null 2<&1
rm ${DIR_INST}/${PACKAGENAME_BIN}.tar > /dev/null 2<&1
rm ${DIR_INST}/${PACKAGENAME_SRC}.tar.bz2 > /dev/null 2<&1
rm ${DIR_INST}/${PACKAGENAME_BIN}.tar.bz2 > /dev/null 2<&1

# Generate a reverse diff that can be applied to revert the source back to
# the original vendor distribution.
echo "Generating reverse diff..."
diff -Nrup ${DIR_VENDOR_DIST} ${DIR_SRC} > ${DIR_OBJ}/${PACKAGENAME_BIN}.patch

# Move vendor docs to /usr/doc/${PACKAGENAME_VENDOR}
echo "Moving vendor docs to Cygwin-specified location..."
#mv ${DIR_INST}/usr/doc/mutt ${DIR_INST}/usr/doc/${PACKAGENAME_VENDOR}
mkdir -p ${DIR_INST}/usr/doc/Cygwin
cp -p ${DIR_SRC}/CYGWIN-PATCHES/${PACKAGENAME_BIN}.README ${DIR_INST}/usr/doc/Cygwin

# Add this script to the src dist
cp -up ./makemutt ${DIR_SRC}/CYGWIN-PATCHES/makemutt

# Package it up
cd ${DIR_INST}
echo "Packaging binaries..."
tar -cf ${PACKAGENAME_BIN}.tar *
cd ..
echo "Packaging source..."
tar -cf ${DIR_INST}/${PACKAGENAME_SRC}.tar ${DIR_SRC}
# Add reverse patch to src dist
cd ${DIR_OBJ}
tar --append -f ../${DIR_INST}/${PACKAGENAME_SRC}.tar ${PACKAGENAME_BIN}.patch
cd ..

# Compress the distros.  Even if we didn't need to do this here,
# and could use tar -cjf, this allows us to use -9 for better compression.
echo "Compressing binary distribution..."
bzip2 -9 ${DIR_INST}/${PACKAGENAME_BIN}.tar
echo "Compressing source distribution..."
bzip2 -9 ${DIR_INST}/${PACKAGENAME_SRC}.tar

# Copy the setup.hint to the install dir.
# Not sure why anymore, I think so the upload script can find it.
cp -p ${DIR_SRC}/CYGWIN-PATCHES/setup.hint ${DIR_INST}/setup.hint

fi;

echo "Done."