#!/bin/sh

# Notes: to customize locations, e.g. for libjpeg, set LDFLAGS_OS and/or CPPFLAGS_OS
#
# e.g. on Darwin we did:
#
# env LDFLAGS_OS="-L/Volumes/someplace/common/lib" CPPFLAGS_OS="-I /Volumes/someplace/common/include" ./build.unix
#


# Add useful directories to PATH:
#
PATH=$PATH:/usr/bin:/bin:/usr/local/bin:/usr/X11R6/bin:/usr/bin/X11:/usr/openwin/bin:/opt/SUNWspro/bin:/usr/sfw/bin:/usr/ccs/bin
export PATH

# Check location:
#
thisdir=`dirname "$0"`
if [ ! -d ./bin -o ! -d src/patches -o ! -f ./build.unix ]; then
	echo ""
	echo "You must run this script from: $thisdir"
	echo ""
	echo "Maybe:"
	echo ""
	echo "  cd $thisdir"
	echo "  ./build.unix"
	if [ "X$BUILD_UNIX" != "X" ]; then
		sleep 2
		exit 1
	fi
	echo ""
	sleep 1
	printf "Do you want me to run those for you?  y/[n] "
	read x
	if [ "X$x" = "Xy" ]; then
		BUILD_UNIX=1
		export BUILD_UNIX
		cd "$thisdir" || exit 1
		echo "pwd:"
		pwd
		sleep 1
		./build.unix
	fi
	
	exit $?
fi

# Try to find osname.arch
#
name=$UNAME
if [ "X$name" = "X" ]; then
	name=`uname -sm | sed -e 's/ /./g'`
fi
if [ "X$name" = "X" ]; then
	echo "cannot determine platform: os.arch, e.g. Linux.i686"
	echo "set \$UNAME manually and retry."
	exit 1
fi

LDD="ldd"
if [ `uname` = "Darwin" ]; then
	LDD="otool -L"
fi

# Work out main destination:
#
dest=./bin/$name
if [ -d $dest ]; then
	printf "$dest exists.  overwrite it? [y]/n "
	read x
	if [ "X$x" = "Xn" ]; then
		exit
	fi
	rm -rf $dest
fi
mkdir -p $dest || exit 1

# Create a tmp dir for this build:
#
tmp=./src/tmp/$name.$$
if [ "X$TMPDIR" != "X" ]; then
	tmp="$TMPDIR/$tmp"
fi
mkdir -p $tmp || exit 1

# Try to find some static archives of various libraries:
#
libs="$tmp/libs"
mkdir -p $libs || exit 1
#for liba in libz.a libjpeg.a libssl.a libcrypto.a
for liba in libz.a libjpeg.a
do
	for dir in /usr/lib /lib /usr/local/lib /usr/pkg/lib /usr/sfw/lib /usr/openwin/lib
	do
		if [ "$name" = "Linux.x86_64" -o "$name" = "Linux.ppc64" ] ; then
			dir64=`echo "$dir" | sed -e 's,lib,lib64,'`
		fi
		try="$dir/$liba"
		if [ -f $try ]; then
			cp -p "$try" $libs
		fi
	done
done
echo "Found these static archive libraries, will try to use them..."
ls -ld $libs
ls -l $libs
echo

have_gcc=""
if type gcc > /dev/null; then
	have_gcc=1
fi
have_cc=""
if type cc > /dev/null; then
	have_cc=1
fi

if [ "X$have_cc" = "X" ]; then
	if [ "X$have_gcc" = "X1" ]; then
		cat > $tmp/cc <<END
#!/bin/sh
gcc "\$@"
END
		chmod 755 $tmp/cc
		PATH=$PATH:`pwd`/$tmp
		type cc
		type gcc
	fi
fi

if [ `uname` = "SunOS" ]; then
	LDFLAGS_OS="$LDFLAGS_OS -L/usr/sfw/lib -R/usr/sfw/lib"
	CPPFLAGS_OS="$CPPFLAGS_OS -I /usr/sfw/include"
elif uname | grep -i bsd > /dev/null; then
	LDFLAGS_OS="$LDFLAGS_OS -L/usr/local/lib -L/usr/pkg/lib"
	CPPFLAGS_OS="$CPPFLAGS_OS -I /usr/local/include -I /usr/pkg/include"
fi

cnt=`ls ./src/patches/*.patch | wc -c`
if [ $cnt -lt 1 ]; then
	echo "Could not find any patches in ./src/patches.  Is your tarball missing them?"
	exit 1
fi

# Do tightvnc viewer:
#
tight_src=`ls -td ./src/vnc_unixsrc* | head -1`
if [ ! -d $tight_src ]; then
	echo "could not locate tight vnc viewer source"
	exit 1
fi

cp -pR "$tight_src" "$tmp/vnc_unixsrc" || exit 1

echo "applying tight vnc patches:"
start=`pwd`
cd $tmp;
failed=0
count=0
for patch in ../../patches/tight*
do
	if [ ! -f "$patch" ]; then
		continue
	fi
	echo PATCHING WITH: "$patch" 
	ls -l "$patch"
	sleep 1
	patch -p0 < "$patch"
	if [ $? != 0 ]; then
		failed=`expr $failed + 1`
	else
		count=`expr $count + 1`
	fi
done
sleep 1
cd "$start"
if [ $failed != 0 -o $count = 0 ]; then
	ball=src/zips/vnc_unixsrc_vncviewer.patched.tar
	echo "patches failed, trying to use backup tarball:"
	ls -l $ball
	sleep 2
	cat $ball | (cd $tmp; tar -xvf -)
fi
echo


cd $tmp/vnc_unixsrc
xmkmf
make Makefiles
mv vncviewer/Makefile vncviewer/Makefile.orig
sed -e "s,EXTRA_LDOPTIONS =,EXTRA_LDOPTIONS = -L$start/$libs $LDFLAGS_OS," \
    -e "s,CCOPTIONS =,CCOPTIONS = $CPPFLAGS_OS," \
	vncviewer/Makefile.orig > vncviewer/Makefile

if [ `uname` = "SunOS" ]; then
	for d in vncviewer libvncauth vncconnect vncpasswd
	do
		mv $d/Makefile $d/Makefile.orig
		sed -e "s,CCOPTIONS =.*\$,CCOPTIONS = $CPPFLAGS_OS," \
			$d/Makefile.orig > $d/Makefile
	done
fi

make depend
echo $PATH
make all
ls -l vncviewer/vncviewer
cd "$start"
src=$tmp/vnc_unixsrc/vncviewer/vncviewer
sync
sleep 2
sync
strip $src
sync
sleep 2
sync
wc  $src
sum $src
sleep 2

suff=""
if [ `uname` = "Darwin" ]; then
	suff=".x11"
fi
echo cp -p $src $dest/vncviewer$suff
sleep 1
cp -p $src $dest/vncviewer$suff || exit 1
ls -l $src $dest/vncviewer$suff
$dest/vncviewer$suff -h
$LDD $dest/vncviewer$suff
echo ""

# Do stunnel:
#
stunnel_src=`ls -td ./src/stunnel* | head -1`
if [ ! -d $stunnel_src ]; then
	echo "could not locate stunnel source"
	exit 1
fi

cp -pR "$stunnel_src" "$tmp/stunnel" || exit 1

echo "applying stunnel patches:"
start=`pwd`
cd $tmp;
failed=0
count=0
for patch in ../../patches/stunnel*
do
	if [ ! -f "$patch" ]; then
		continue
	fi
	echo PATCHING WITH: "$patch" 
	ls -l "$patch"
	sleep 1
	patch -p0 < $patch
	if [ $? != 0 ]; then
		failed=`expr $failed + 1`
	else
		count=`expr $count + 1`
	fi
done
sleep 1
cd "$start"
if [ $failed != 0 -o $count = 0 ]; then
	ball=src/zips/stunnel.patched.tar
	echo "patches failed, trying to use backup tarball:"
	ls -l $ball
	sleep 2
	cat $ball | (cd $tmp; tar -xvf -)
fi
echo


cd $tmp/stunnel
if [ `uname` = "SunOS" ]; then
	cp configure configure.orig
	sed -e "s,/var/ssl,/var/ssl /usr/sfw," configure.orig > configure
fi
env LDFLAGS="-L$start/$libs $LDFLAGS_OS" CPPFLAGS="$CPPFLAGS_OS" ./configure --disable-libwrap
make
ls -l src/stunnel
cd "$start"
src=$tmp/stunnel/src/stunnel
sync
sleep 2
sync
strip $src
sync
sleep 2
sync
wc  $src
sum $src
sleep 2
echo cp -p $src $dest/stunnel
cp -p $src $dest/stunnel || exit 1
sleep 1
cp -p $src $dest/stunnel || exit 1
ls -l $src $dest/stunnel
$dest/stunnel -help
$LDD $dest/stunnel
echo ""

$dest/vncviewer$suff -h
$LDD $dest/vncviewer$suff