Initial build file for windows cross compile

Author: udif

.github/workflows/windows-x64.yml

@@ -0,0 +1,64 @@
+name: Windows C/C++ CI
+
+on:
+  push:
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name : mxe repo
+      run: >
+        sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 86B72ED9 &&
+        sudo add-apt-repository "deb [arch=amd64] https://pkg.mxe.cc/repos/apt `lsb_release -sc` main" &&
+        sudo apt-get update
+
+    - name: qt_windows_x64
+      run: sudo apt-get install mxe-x86-64-w64-mingw32.static-gcc mxe-x86-64-w64-mingw32.static-binutils premake4 qt5-qmake mxe-x86-64-w64-mingw32.static-qtbase mxe-x86-64-w64-mingw32.static-qtsvg
+    - name: admesh
+      run: >
+         export PATH=/usr/lib/mxe/usr/bin:$PATH &&
+         sudo mkdir -p /usr/mxe-x86-64-w64-mingw32.static &&
+         git clone https://github.com/udif/admesh.git &&
+         cd admesh && pwd &&
+         ./autogen.sh && ./configure --host=x86_64-w64-mingw32.static --prefix=/usr/mxe-x86-64-w64-mingw32.static &&
+         make && sudo make install
+
+    - name: stlsplit
+      # These are just snippets put aside for debugging
+      #run: export PATH=/usr/lib/mxe/usr/bin:$PATH && git clone https://github.com/admesh/stlsplit && cd stlsplit && premake4 gmake2 && make && sudo cp stlsplit.h /usr/local/include && ls build && sudo cp -P build/libstlsplit.so* /usr/local/lib && sudo ldconfig
+      # echo | x86_64-w64-mingw32.static-g++ -E -Wp,-v - &&
+      # echo "PKG_CONFIG_PATH=" $PKG_CONFIG_PATH &&
+      # echo "CFLAGS=" $CFLAGS "LDFLAGS=" $LDFLAGS &&
+      # && find /usr/mxe* -type f
+      # && ls /usr/mxe-x86-64-w64-mingw32.static/include/admesh
+      run: >
+         export PATH=/usr/lib/mxe/usr/bin:$PATH &&
+         git clone https://github.com/udif/stlsplit &&
+         cd stlsplit &&
+         export PKG_CONFIG_PATH=../admesh &&
+         export CFLAGS=$(x86_64-w64-mingw32.static-pkg-config libadmesh --cflags) &&
+         export CXXFLAGS=$(x86_64-w64-mingw32.static-pkg-config libadmesh --cflags) &&
+         export LDFLAGS=$(x86_64-w64-mingw32.static-pkg-config libadmesh --libs) &&
+         ./autogen.sh && ./configure --host=x86_64-w64-mingw32.static --prefix=/usr/mxe-x86-64-w64-mingw32.static &&
+         make && sudo make install
+
+    - name: qmake
+      run: >
+         export PATH=/usr/lib/mxe/usr/bin:$PATH &&
+         export PKG_CONFIG_PATH=./admesh &&
+         ls /usr/mxe-x86-64-w64-mingw32.static/lib/pkgconfig &&
+         export CFLAGS="$(x86_64-w64-mingw32.static-pkg-config libadmesh --cflags) $(x86_64-w64-mingw32.static-pkg-config libstlsplit --cflags)" &&
+         export CXXFLAGS="$(x86_64-w64-mingw32.static-pkg-config libadmesh --cflags) $(x86_64-w64-mingw32.static-pkg-config libstlsplit --cflags)" &&
+         export LDFLAGS=$(x86_64-w64-mingw32.static-pkg-config libadmesh --libs) &&
+         /usr/lib/mxe/usr/x86_64-w64-mingw32.static/qt5/bin/qmake &&
+         cat Makefile && cat Makefile.Release
+
+    - name: make
+      run: export PATH=/usr/lib/mxe/usr/bin:$PATH && make
+

ADMeshGUI.pro

@@ -17,6 +17,10 @@ equals(QT_MAJOR_VERSION, 5):lessThan(QT_MINOR_VERSION, 4) {
    error(ADMeshGUI requires Qt 5.4 to run. Older version detected.)
 }
 
+QMAKE_CXXFLAGS += $$(CXXFLAGS)
+QMAKE_CFLAGS += $$(CFLAGS)
+QMAKE_LFLAGS += $$(LDFLAGS)
+
 TARGET = admeshgui
 TEMPLATE = app