Add MinGW 64-bit

.travis.yml

@@ -10,6 +10,11 @@ jobs:
     - CROSS_COMPILE=mingw32
     - CONTAINER=cross
 
+  - os:   linux
+    env:
+    - CROSS_COMPILE=mingw64
+    - CONTAINER=cross
+
   - os:   linux
     arch: amd64
     dist: bionic

.travis/before_install.sh

@@ -7,7 +7,7 @@ cmake_dir="cmake-3.13.0-${TRAVIS_OS_NAME}-${TRAVIS_CPU_ARCH}"
 cmake_arc="${cmake_dir}.tar.gz"
 cmake_url="https://github.com/sfztools/cmake/releases/download/${TRAVIS_OS_NAME}/${cmake_arc}"
 
-if [[ ${CROSS_COMPILE} == "mingw32" ]]; then
+if [[ ${CROSS_COMPILE} == "mingw32" || ${CROSS_COMPILE} == "mingw64" ]]; then
   buildenv bash -c "echo Hello from container" # ensure to start the container
   docker cp "$container":/etc/pacman.conf pacman.conf
   cat >>pacman.conf <<EOF

.travis/environment.sh

@@ -8,7 +8,7 @@ if [[ ${TRAVIS_OS_NAME} == "linux" || ${TRAVIS_OS_NAME} == "osx" ]]; then
 fi
 
 # buildenv runs a command in host machine or container, depending on build
-if [[ ${CROSS_COMPILE} == "mingw32" ]]; then
+if [[ ${CROSS_COMPILE} == "mingw32" || ${CROSS_COMPILE} == "mingw64" ]]; then
   buildenv() {
     setup_container archlinux
     docker exec -w "$(pwd)" -i -t "$container" "$@"

.travis/install.sh

@@ -3,7 +3,7 @@
 set -ex
 . .travis/environment.sh
 
-if [[ ${CROSS_COMPILE} == "mingw32" ]]; then
+if [[ ${CROSS_COMPILE} == "mingw32" || ${CROSS_COMPILE} == "mingw64" ]]; then
   buildenv pacman -Sqy --noconfirm
   buildenv pacman -Sq --noconfirm base-devel wget mingw-w64-cmake mingw-w64-gcc mingw-w64-pkg-config mingw-w64-libsndfile
   buildenv i686-w64-mingw32-gcc -v && buildenv i686-w64-mingw32-g++ -v && buildenv i686-w64-mingw32-cmake --version

.travis/script.sh

@@ -9,6 +9,10 @@ if [[ ${CROSS_COMPILE} == "mingw32" ]]; then
 
   buildenv i686-w64-mingw32-cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=${PWD}/${INSTALL_DIR} -DSFIZZ_JACK=OFF ..
   buildenv make -j
+elif [[ ${CROSS_COMPILE} == "mingw64" ]]; then
+
+  buildenv x86_64-w64-mingw32-cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=${PWD}/${INSTALL_DIR} -DSFIZZ_JACK=OFF ..
+  buildenv make -j
 elif [[ ${TRAVIS_OS_NAME} == "linux" ]]; then
 
   buildenv cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=${PWD}/${INSTALL_DIR} ..