Add script to automatically build all Windows installers.

build_signed_windows_release.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+# Builds signed Windows installers for all supported platforms
+# (Intel and ARM 32/64 bit).
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+if [ $# -ne 2 ]; then
+    cat <<EOF
+Usage: ${0##*/} [certificate URL file] [key URL file]
+
+Note that the certificate and key files required above should contain only the PKCS11
+URLs to the requested keys and certificates. Please see CODE_SIGNING.md for more information.
+EOF
+    exit -1
+fi
+
+CERT_URL_FILE=$1
+KEY_URL_FILE=$2
+
+cd $SCRIPT_DIR
+mkdir build_windows
+cd build_windows
+
+for arch in x86_64 i686 armv7 aarch64; do
+    BUILD_ARCH_DIR="${SCRIPT_DIR}/build_win_$arch"
+
+    # Clear existing build
+    rm -rf $BUILD_ARCH_DIR
+    mkdir $BUILD_ARCH_DIR
+    cd $BUILD_ARCH_DIR
+
+    # Kick off new build with the given architecture
+    cmake -DSIGN_WINDOWS_BINARIES=1 -DPKCS11_CERTIFICATE_FILE=$CERT_URL_FILE -DPKCS11_KEY_FILE=$KEY_URL_FILE -DCMAKE_TOOLCHAIN_FILE=$SCRIPT_DIR/cross-compile/freedv-mingw-llvm-$arch.cmake $SCRIPT_DIR
+    make -j6 package
+    cp FreeDV-*.exe ..
+    cd ..
+done
+
+echo "All Windows builds complete."