add script for building windows binary distribution packages

dist-win.sh

@@ -0,0 +1,52 @@
+#!/bin/sh
+set -e
+set -x
+
+# This script generates Windows binary distribution packages with Visual
+# Studio-compatible header and library files.
+
+# Visual Studio 2013 Community Edition and the mingw64 32-bit and 64-bit cross
+# compilers packaged with Cygwin are assumed to be installed.
+
+ARCH=$1
+if [ x$ARCH = x ]; then
+	ARCH=X86
+fi
+echo Building for $ARCH
+
+if [ $ARCH=X86 ]; then
+	HOST=i686-w64-mingw32
+else
+	HOST=x86_64-w64-mingw32
+fi
+
+export PATH=/cygdrive/c/Program\ Files\ \(x86\)/Microsoft\ Visual\ Studio\ 12.0/VC/bin:$PATH
+VERSION=`cat VERSION`
+DIST=libressl-$VERSION-$ARCH
+
+CC=$HOST-gcc ./configure --prefix=/ --host=$HOST --enable-libtls
+make clean
+make -j 4 install DESTDIR=`pwd`/tmp
+
+rm -fr $DIST
+mkdir $DIST
+
+cp -a tmp/lib $DIST
+cp -a tmp/include $DIST
+# massage the headers to remove things cl.exe cannot understand
+sed -i -e 'N;/\n.*__non/s/"\? *\n/ /;P;D' \
+       $DIST/include/openssl/*.h $DIST/include/*.h
+sed -i -e 'N;/\n.*__attr/s/"\? *\n/ /;P;D' \
+       $DIST/include/openssl/*.h $DIST/include/*.h
+sed -i -e "s/__attr.*;/;/"  \
+       -e "s/sys\/time.h/winsock2.h/" \
+       $DIST/include/openssl/*.h $DIST/include/*.h
+cp tmp/bin/* $DIST/lib
+
+for i in libcrypto libssl libtls; do
+	echo EXPORTS > $i.def
+	mv $DIST/lib/$i*.dll $DIST/lib/$i.dll
+	dumpbin.exe /exports $DIST/lib/$i.dll | awk '{print $4}' | awk 'NF' |tail -n +9 >> $i.def
+	lib.exe /MACHINE:$ARCH /def:$i.def /out:$DIST/lib/$i.lib
+done
+zip -r $DIST.zip $DIST