Build 32bit "mixed mode" jack dll on win64

Signed-off-by: falkTX <falktx@falktx.com>

bootstrap-jack2.sh

@@ -145,3 +145,23 @@ if [ "${WIN32}" -eq 1 ]; then
 fi
 
 # ---------------------------------------------------------------------------------------------------------------------
+# tre (win64 32bit build)
+# NOTE this must be the last item to build
+
+if [ "${WIN64}" -eq 1 ]; then
+    target="win32"
+    source setup/check_target.sh
+    source setup/env.sh
+    PAWPAW_BUILDDIR="${PAWPAW_DIR}/builds/win64"
+    PAWPAW_PREFIX="${PAWPAW_DIR}/targets/win64"
+    source setup/functions.sh
+
+    copy_download tre tre-x32 "${TRE_VERSION}"
+    build_autoconf tre-x32 "${TRE_VERSION}" "--disable-nls --libdir="${PAWPAW_PREFIX}"/lib32"
+
+    if [ ! -e "${PAWPAW_PREFIX}/lib/libtre32.a" ]; then
+        ln -s "${PAWPAW_PREFIX}/lib32/libtre.a" "${PAWPAW_PREFIX}/lib/libtre32.a"
+    fi
+fi
+
+# ---------------------------------------------------------------------------------------------------------------------

build-jack2.sh

@@ -39,9 +39,7 @@ fi
 # jack2
 
 jack2_args="--prefix=${jack2_prefix}"
-# if [ "${MACOS_OLD}" -eq 1 ] || [ "${WIN64}" -eq 1 ]; then
-#     jack2_args="${jack2_args} --mixed"
-# fi
+
 if [ "${CROSS_COMPILING}" -eq 1 ]; then
     if [ "${LINUX}" -eq 1 ]; then
         jack2_args+=" --platform=linux"
@@ -51,6 +49,7 @@ if [ "${CROSS_COMPILING}" -eq 1 ]; then
         jack2_args+=" --platform=win32"
     fi
 fi
+
 if [ "${MACOS}" -eq 1 ]; then
     jack2_args+=" --prefix=${jack2_extra_prefix}"
     jack2_args+=" --destdir="${jack2_prefix}""
@@ -58,6 +57,16 @@ elif [ "${WIN32}" -eq 1 ]; then
     jack2_args+=" --static"
 fi
 
+if [ "${WIN64}" -eq 1 ]; then
+    jack2_args="${jack2_args} --mixed"
+    # win32 toolchain prefix
+    TOOLCHAIN_PREFIX32=$(echo ${TOOLCHAIN_PREFIX} | sed 's/x86_64/i686/')
+    # let jack2 find win32 binaries
+    TARGET_PATH="${TARGET_PATH}:/usr/${TOOLCHAIN_PREFIX32}/bin"
+    # setup linker for our custom folder
+    export EXTRA_LDFLAGS="-L${PAWPAW_PREFIX}/lib32"
+fi
+
 if [ "${JACK2_VERSION}" = "git" ]; then
     if [ ! -d jack2 ]; then
         git clone --recursive "${jack2_repo}"