GitHub action: add a mingw_w64 build

2 files changed, 141 insertions, 0 deletions

diff --git a/.github/workflows/mingw_w64.yml b/.github/workflows/mingw_w64.yml
new file mode 100644
index 00000000..8e323efa
--- /dev/null
+++ b/.github/workflows/mingw_w64.yml
@@ -0,0 +1,24 @@
+name: mingw_w64 build
+
+on: [push, pull_request]
+
+jobs:
+
+  mingw_w64_build:
+    runs-on: ubuntu-latest
+    if: "!contains(github.event.head_commit.message, '[ci skip]') && !contains(github.event.head_commit.message, '[skip ci]')"
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Cache
+        uses: actions/cache@v2
+        id: cache
+        with:
+          path: |
+                ${{ github.workspace }}/ccache.tar.gz
+          key: ${{ runner.os }}-cache-mingw_w64-${{ github.run_id }}
+          restore-keys: ${{ runner.os }}-cache-mingw_w64-
+
+      - name: Build
+        run: docker run -e CI -e TRAVIS_OS_NAME=linux -e BUILD_NAME=mingw_w64 -e WORK_DIR="$PWD" -v $PWD:$PWD ubuntu:18.04 $PWD/.github/workflows/mingw_w64/start.sh
diff --git a/.github/workflows/mingw_w64/start.sh b/.github/workflows/mingw_w64/start.sh
new file mode 100755
index 00000000..e6d04ff0
--- /dev/null
+++ b/.github/workflows/mingw_w64/start.sh
@@ -0,0 +1,117 @@
+#!/bin/sh
+
+set -e
+
+SCRIPT_DIR=$(dirname "$0")
+case $SCRIPT_DIR in
+    "/"*)
+        ;;
+    ".")
+        SCRIPT_DIR=$(pwd)
+        ;;
+    *)
+        SCRIPT_DIR=$(pwd)/$(dirname "$0")
+        ;;
+esac
+
+apt-get update -y
+DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+    sudo wget tzdata
+
+USER=root
+export USER
+
+cd "$WORK_DIR"
+
+if test -f "$WORK_DIR/ccache.tar.gz"; then
+    echo "Restoring ccache..."
+    (cd $HOME && tar xzf "$WORK_DIR/ccache.tar.gz")
+fi
+
+export PROJ_DB_CACHE_DIR="$HOME/.ccache"
+
+sudo apt-get install -y --no-install-recommends \
+    ccache \
+    binutils-mingw-w64-x86-64 \
+    gcc-mingw-w64-x86-64 \
+    g++-mingw-w64-x86-64 \
+    g++-mingw-w64 \
+    mingw-w64-tools \
+    wine-stable \
+    make autoconf automake libtool zip \
+    sqlite3 \
+    curl ca-certificates
+
+# Select posix/pthread for std::mutex
+update-alternatives --set x86_64-w64-mingw32-gcc /usr/bin/x86_64-w64-mingw32-gcc-posix
+update-alternatives --set x86_64-w64-mingw32-g++ /usr/bin/x86_64-w64-mingw32-g++-posix
+
+ccache -M 500M
+ccache -s
+
+MINGW_ARCH=x86_64-w64-mingw32
+MINGW_PREFIX=/usr/lib/gcc/$MINGW_ARCH/7.3-posix
+
+export CCACHE_CPP2=yes
+export CC="ccache $MINGW_ARCH-gcc"
+export CXX="ccache $MINGW_ARCH-g++"
+export LD=$MINGW_ARCH-ld
+
+UNAME="$(uname)" || UNAME=""
+NPROC=$(nproc);
+echo "NPROC=${NPROC}"
+export MAKEFLAGS="-j ${NPROC}"
+
+# prepare wine environment
+export WINE_PREFIX="$HOME/.wine"
+WINE_SYSDIR=$WINE_PREFIX/drive_c/windows
+wine64 cmd /c dir
+ln -s $MINGW_PREFIX/libstdc++-6.dll $WINE_SYSDIR
+ln -s $MINGW_PREFIX/libgcc_s_seh-1.dll $WINE_SYSDIR
+ln -s $MINGW_PREFIX/libgcc_s_sjlj-1.dll $WINE_SYSDIR
+ln -s /usr/$MINGW_ARCH/lib/libwinpthread-1.dll $WINE_SYSDIR
+
+# build zlib
+wget https://github.com/madler/zlib/archive/v1.2.11.tar.gz
+tar xzf v1.2.11.tar.gz
+(cd zlib-1.2.11 && sudo make install -fwin32/Makefile.gcc SHARED_MODE=1 PREFIX=x86_64-w64-mingw32- DESTDIR=/usr/$MINGW_ARCH/)
+sudo mkdir -p  /usr/$MINGW_ARCH/include
+sudo mkdir -p  /usr/$MINGW_ARCH/lib
+sudo cp /usr/$MINGW_ARCH/*.h  /usr/$MINGW_ARCH/include
+sudo cp /usr/$MINGW_ARCH/libz.* /usr/$MINGW_ARCH/lib
+ln -s /usr/$MINGW_ARCH/zlib1.dll $WINE_SYSDIR
+
+# build libtiff
+wget https://download.osgeo.org/libtiff/tiff-4.1.0.tar.gz
+tar xzf tiff-4.1.0.tar.gz
+(cd tiff-4.1.0 && ./configure --host=$MINGW_ARCH --prefix=/usr/$MINGW_ARCH && make && sudo make install)
+ln -s /usr/$MINGW_ARCH/bin/libtiff-5.dll $WINE_SYSDIR
+
+# build sqlite3
+wget https://sqlite.org/2018/sqlite-autoconf-3250100.tar.gz
+tar xzf sqlite-autoconf-3250100.tar.gz
+(cd sqlite-autoconf-3250100 && 
+./configure --host=$MINGW_ARCH --prefix=/usr/$MINGW_ARCH && make && sudo make install)
+ln -s /usr/$MINGW_ARCH/bin/libsqlite3-0.dll $WINE_SYSDIR
+
+# prepare build files
+./autogen.sh
+# autoconf build
+mkdir build_autoconf
+cd build_autoconf
+CFLAGS="-Werror" CXXFLAGS="-Werror" ../configure --host=$MINGW_ARCH --prefix=/tmp/proj_autoconf_install --without-curl
+make
+make install
+make dist-all
+find /tmp/proj_autoconf_install
+(cd test; make)
+cp -r ../data/tests /tmp/proj_autoconf_install/share/proj
+cp ../data/tests/egm96_15_downsampled.gtx /tmp/proj_autoconf_install/share/proj/egm96_15.gtx
+cp ../data/tests/ntv2_0_downsampled.gsb /tmp/proj_autoconf_install/share/proj/ntv2_0.gsb
+wine64 test/unit/test_cpp_api.exe
+
+ccache -s
+
+echo "Saving ccache..."
+rm -f "$WORK_DIR/ccache.tar.gz"
+(cd $HOME && tar czf "$WORK_DIR/ccache.tar.gz" .ccache)