Build the winstorecompat library from mingw-w64-libraries

build-mingw-w64-libraries.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+set -e
+
+if [ $# -lt 1 ]; then
+    echo $0 dest
+    exit 1
+fi
+PREFIX="$1"
+export PATH=$PREFIX/bin:$PATH
+
+: ${CORES:=4}
+: ${ARCHS:=${TOOLCHAIN_ARCHS-i686 x86_64 armv7 aarch64}}
+
+cd mingw-w64/mingw-w64-libraries
+for lib in winpthreads winstorecompat; do
+cd $lib
+for arch in $ARCHS; do
+    mkdir -p build-$arch
+    cd build-$arch
+    ../configure --host=$arch-w64-mingw32 --prefix=$PREFIX/$arch-w64-mingw32 \
+        CC=$arch-w64-mingw32-clang AR=llvm-ar RANLIB=llvm-ranlib
+    make -j$CORES
+    make install
+    cd ..
+done
+cd ..
+done