#!/bin/sh
#this is a bash shell script to make a the cygwin32 libraries from linux
#it is designed to hopefully :^) minimize disk space usage, by installing
#the new libraries to your vfat drive where the native cygwin32 compiler lives
set -axv #export all variables

#echo change the following variables to fit your setup

CROSS_PREFIX=dos/c/usr/H-i386-cygwin32 # !! NO slash here
SRC_DIR=/dos/c/usr/src/cygwin32

if [ ! -f $SRC_DIR/CYGNUS ];then
 echo "please show me the source Luke :^)"
 exit 1;
fi

if [ ! -d /$CROSS_PREFIX ];then
 echo "please show me the destination Luke :^)"
fi

if [ x"$TMP" = x ];then
  [ -d /tmp ] || mkdir /tmp
  TMP=/tmp;
fi

cd $TMP
mkdir -p lx32o tmp/$CROSS_PREFIX/

cd lx32o

#make sure only the necesary dirs get built
[ -d $SRC_DIR/znobuild ] || mkdir -p $SRC_DIR/znobuild
if [ -d $SRC_DIR/byacc ];then
  pushd $SRC_DIR
  mv -f bash binutils byacc dejagnu diff dosrel expect fileutils\
    findutils flex gas gawk gcc gdb gprof grep grez gzip ld less \
    m4 make ncurses patch release sed send-pr \
    shellutils sim tar tcl texinfo textutils time tk utils xiberty \
    znobuild/
  popd
fi

[ -f config.status ] || CC="gcc -b i386-cygwin32 -V cygnus-2.7.2-961023"\
 CXX="gcc -b i386-cygwin32 -V cygnus-2.7.2-961023"\
 PATH=/usr/i386-cygwin32/bin:$PATH $SRC_DIR/configure --prefix=/usr\
 --srcdir=$SRC_DIR --host=i586-unknown-linux --target=i386-cygwin32 -v

make CFLAGS="-O -g" LDFLAGS=

make prefix=$TMP/tmp/$CROSS_PREFIX install


cd $TMP/tmp/$CROSS_PREFIX/i386-cygwin32/lib
mv cygwin.dll ../../bin
ln -sf libc.a libg.a #this will fail on vfat but might remind us
mv libstdc++.a libg++.a libiberty.a libc.a libg.a libm.a ../../lib
i386-cygwin32-strip --strip-debug *.a #since these are mostly just dll stubs

cd ../../lib
mv libi386-cygwin32-bfd.a libbfd.a
mv libi386-cygwin32-opcodes.a libopcodes.a
mv *.a ../i386-cygwin32/lib/

cd ../bin
for file in cygwin ps mount umount kill;do
  mv i386-cygwin32-$file $file.exe;
done
strip *.exe
mv ../include ../man ../etc ../..

cd ../../include

mv *.h readline ../H-i386-cygwin32/i386-cygwin32/include/

if [ "1" = "0" ];then #ncurses really dosen't like being built cross

cd $TMP/lx32o
[ -d ncurses ] || mkdir ncurses
cd ncurses
[ -f config.status ] || CC="gcc -b i386-cygwin32 -V cygnus-2.7.2-961023 -I/usr/i386-cygwin32/include "\
 CXX="gcc -b i386-cygwin32 -V cygnus-2.7.2-961023 -I/usr/i386-cygwin32/include -I/dos/c/usr/include/g++"\
 PATH=/usr/i386-cygwin32/bin:$PATH $SRC_DIR/ncurses/configure --prefix=/usr\
 --target=i386-cygwin32 --enable-getcap --enable-termcap \
 --program-suffix=.exe --enable-symlinks -v
make includedir=/usr/i386-cygwin32/include

make LDFLAGS= prefix=$TMP/tmp/$CROSS_PREFIX/.. install

fi

cd $TMP/tmp
makepkg lx32.tgz;mv lx32.tgz .. # or put your binary package maker here
cd $TMP

if [ x"$1" = x--cleanup ];then
	rm -fr $TMP/tmp $TMP/lx32o;
        pushd $SRC_DIR
        mv -f znobuild/* .
        rmdir znobuild
        popd
fi