WIP: single stage Docker build for 64bit MXE

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

scripts/docker/mxe-build-container/Dockerfile

@@ -3,13 +3,15 @@
 #
 
 # Start from Ubuntu
-From ubuntu:18.04
+From ubuntu:20.04
+
+# very often master is broken, so we pass in a known good SHA
 ARG mxe_sha=master
 ENV _ver=${mxe_sha}
 
 # update and set up the packages we need for this cross build
 RUN apt-get update  &&  apt-get upgrade -y && \
-apt-get install -y \
+DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y \
     autoconf \
     automake \
     autopoint \
@@ -47,18 +49,24 @@ apt-get install -y \
     lzip \
     scons
 
-# copy over the partial MXE settings (simply missing QtWebKit so we don't exceed the 6h limit)
+# checkout MXE at the right version
 RUN mkdir -p /win
-ADD settings-stage1.mk /win/settings.mk
 RUN cd /win ; git clone git://github.com/mxe/mxe ; \
     cd mxe ; \
     git checkout ${_ver} ;
+
 # Patch the qtconnectivity build to explicilty enable native-win32-bluetooth and ensure another
 # backend is not picked
-ADD qtconnectivity-1.patch /win/qtconnectivity-1.patch
-RUN mv /win/qtconnectivity-1.patch /win/mxe/src
-RUN mv /win/settings.mk /win/mxe
+ADD qtconnectivity-1.patch /win/mxe/src/qtconnectivity-1.patch
+
+# Move the settings into place to build everything that we need
+# separate download from build so that we can redo the build
+ADD settings.mk /win/mxe/settings.mk
 RUN cd /win/mxe ; \
-    make -j 6 2>&1 | tee build.log ;
+    make -j 6 download 2>&1 | tee mxe-build.log
 RUN cd /win/mxe ; \
-    make MXE_TARGETS=i686-w64-mingw32.static glib -j 6 2>&1 | tee -a build.log ;
+    make -j 6 2>&1 | tee -a mxe-build.log ;
+
+# for some reason smtk2ssrf needs a static build of mdbtools
+RUN cd /win/mxe ; \
+    make MXE_TARGETS=x86_64-w64-mingw32.static glib mdbtools -j 6 2>&1 | tee -a mxe-build.log ;

scripts/docker/mxe-build-container/build-container.sh

@@ -2,10 +2,13 @@
 set -x
 set -e
 
+# known good MXE sha
+MXE_SHA="8966a64"
 SCRIPTPATH=$(dirname $0)
 
-export VERSION=1.1
+# version of the docker image
+VERSION=2.0
+
 pushd $SCRIPTPATH
-docker build -t subsurface/mxe-build-container:$VERSION --build-arg=mxe_sha=1ee37f8 -f Dockerfile-stage1 .
-docker build -t subsurface/mxe-build-container:$VERSION --build-arg=VERSION=$VERSION -f Dockerfile-stage2 .
+docker build -t subsurface/mxe-build-container:$VERSION --build-arg=mxe_sha=$MXE_SHA -f Dockerfile .
 popd

scripts/docker/mxe-build-container/settings.mk

@@ -0,0 +1,37 @@
+# This is a template of configuration file for MXE. See
+# index.html for more extensive documentations.
+
+# This variable controls the number of compilation processes
+# within one package ("intra-package parallelism").
+JOBS := 8
+
+# This variable controls the targets that will build.
+MXE_TARGETS :=  x86_64-w64-mingw32.shared
+
+# The three lines below makes `make` build these "local packages" instead of all packages.
+LOCAL_PKG_LIST := nsis \
+                  curl \
+                  libxml2 \
+                  libxslt \
+                  libzip \
+                  libusb1 \
+                  hidapi \
+                  libgit2 \
+                  libftdi1 \
+                  mdbtools \
+                  qtbase \
+                  qtconnectivity \
+                  qtdeclarative \
+                  qtimageformats \
+                  qtlocation \
+                  qtmultimedia \
+                  qtwebkit \
+                  qtquickcontrols \
+                  qtquickcontrols2 \
+                  qtcharts \
+                  qtsvg \
+                  qttools \
+                  qttranslations \
+                  zstd
+.DEFAULT local-pkg-list:
+local-pkg-list: $(LOCAL_PKG_LIST)