build

#! /bin/sh
#
# Script to build binary
#
# Usage:
#	sh build
# or
#	./build

VER=`cat grub4dos_version`
DATE=`date -u +%Y-%m-%d`
RELEASE=grub4dos-${VER}-${DATE}
COPY_FILES="COPYING README_GRUB4DOS.txt ChangeLog_GRUB4DOS.txt \
	config.sys default menu.lst grub.pif \
	stage2/grldr stage2/grub.exe stage2/grldr.mbr stage2/bootlace.com \
	stage2/hmload.com"

rm -rf *.zip *~ grub4dos-temp || exit $?

if [ -d .svn ]; then
	svn export . grub4dos-temp || exit $?
	CURR_REVISION=""
	line=0
	while read w1 w2; do
		line=$(($line+1))

		if [ "$line" == 1 ]; then
			[ "$w1" == "" -o "$w2" != "" ] && break
		elif [ "$line" == 2 ]; then
			[ "$w1" != "" ] && break
		elif [ "$line" == 3 ]; then
			[ "$w1" != "dir" -o "$w2" != "" ] && break
		elif [ "$line" == 4 ]; then
			[ "$w1" == "" -o "$w2" != "" ] && break
			CURR_REVISION=$w1
			break
		else
			break
		fi
	done < .svn/entries

	if [ "$CURR_REVISION" == "" ]; then
		export LC_ALL=C
		svninfo=$(svn info)
		while read w1 w2 w3; do
			if [ "$w1" == "Revision:" -a "$w2" != "" -a "$w3" == "" ]; then
				CURR_REVISION=$w2
				break
			fi
		done << EOF
$svninfo
EOF

	fi

	if [ "$CURR_REVISION" != "" ]; then

		# Generate patch file

		export LC_ALL=C
		svn diff . > grub4dos-temp/grub4dos_r${CURR_REVISION}.diff 2> /dev/null
		if [ -s grub4dos-temp/grub4dos_r${CURR_REVISION}.diff ]; then
			echo -n -e "\
Get the source code of this build by using anonymous svn in this way:\r\n\r\n\
svn co -r $CURR_REVISION svn://svn.gna.org/svn/grub4dos/trunk grub4dos\r\n\r\n\
or in this way:\r\n\r\n\
svn co -r $CURR_REVISION http://svn.gna.org/svn/grub4dos/trunk grub4dos\r\n\r\n\
and then apply the patch against revision ${CURR_REVISION} you just downloaded:\r\n\r\n\
cd grub4dos\r\n\r\n\
patch -p0 < ../grub4dos_r${CURR_REVISION}.diff\r\n\r\n\
and now you may do a \"make\" to compile.\r\n\r\n\
			\r\n" > grub4dos-temp/Get_Source_of_This_Build.txt
		else
			echo -n -e "\
Get the source code of this build by using anonymous svn in this way:\r\n\r\n\
svn co -r $CURR_REVISION svn://svn.gna.org/svn/grub4dos/trunk grub4dos\r\n\r\n\
or in this way:\r\n\r\n\
svn co -r $CURR_REVISION http://svn.gna.org/svn/grub4dos/trunk grub4dos\r\n\r\n\
and now you may \"cd grub4dos\" and do a \"make\" to compile.\r\n\r\n\
			\r\n" > grub4dos-temp/Get_Source_of_This_Build.txt
		fi
	fi
else
	files=$(echo *)
	mkdir grub4dos-temp || exit $?
	cp -a $files grub4dos-temp || exit $?
fi

cd grub4dos-temp || exit $?

#############################################
#	Build english version
#############################################

./configure --enable-preset-menu=preset_menu.lst || exit $?
make || exit $?
mkdir grub4dos-${VER} || exit $?
cp $COPY_FILES grub4dos-${VER} || exit $?
if [ -f Get_Source_of_This_Build.txt ]; then
	cp Get_Source_of_This_Build.txt grub4dos-${VER}
	if [ -s grub4dos_r${CURR_REVISION}.diff ]; then
		cp grub4dos_r${CURR_REVISION}.diff grub4dos-${VER}
	fi
fi

#############################################
#	Build chinese version
#############################################

patch -p1 < patch-chinese.diff || exit $?
make || exit $?

mkdir grub4dos-${VER}/chinese || exit $?
cp stage2/grldr stage2/grub.exe grub4dos-${VER}/chinese || exit $?

#############################################
#	Create ZIP ball or TAR ball
#############################################

rm -f ../${RELEASE}.zip ../${RELEASE}.tar.gz || exit $?
if ! zip -r -q ../${RELEASE}.zip grub4dos-${VER} ; then
	tar -czf ../${RELEASE}.tar.gz grub4dos-${VER}
fi

cd ..

# Do not remove grub4dos-temp as we can check and re-use it later.