Test build with ucrt64 toolchain

Author: jeroen

.github/workflows/build-svn.yaml

@@ -106,7 +106,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        WIN: [ 32, 64 ]
+        toolchain: [ mingw32, mingw64, ucrt64 ]
     steps:
 
     - name: Prepare git
@@ -131,7 +131,7 @@ jobs:
 
     - name: Build and Check
       env:
-        WIN: ${{matrix.WIN}}
+        toolchain: ${{matrix.toolchain}}
       run: C:\rtools40\usr\bin\bash --login -c "$(cygpath ${env:GITHUB_WORKSPACE})/.github/workflows/rtools40-build.sh"
 
     - name: Print failed tests

.github/workflows/rtools40-build.sh

@@ -10,6 +10,36 @@ set -x
 # Absolute path to this script
 srcdir=$(dirname $(realpath $0))
 
+# Substitute some ucrt64 specific inputs
+if [ "$toolchain" = "ucrt64" ]; then
+sed -i 's|/mingw64|/ucrt64|g' "${srcdir}/MkRules.local.in"
+sed -i 's|/mingw64|/ucrt64|g' "${srcdir}/create-tcltk-bundle.sh"
+sed -i 's|x86_64|ucrt-x86_64|g' "${srcdir}/create-tcltk-bundle.sh"
+fi
+
+# Temp fix for older rtools40 installations
+if ! grep -Fxq "ucrt64" /etc/pacman.conf; then
+echo "[ucrt64]" >> /etc/pacman.conf
+echo "Server = https://cloud.r-project.org/bin/windows/Rtools/4.0/ucrt64/"  >> /etc/pacman.conf
+echo "SigLevel = Never" >> /etc/pacman.conf
+fi
+
+# Get architecture
+case ${toolchain} in
+  mingw32)
+    _arch=i686
+    WIN=32
+  ;;
+  mingw64)
+    _arch=x86_64
+    WIN=64
+  ;;
+  ucrt64)
+    _arch=ucrt-x86_64
+    WIN=64
+  ;;
+esac
+
 # Put pdflatex on the path (needed only for CMD check)
 export PATH="$PATH:/c/progra~1/git/bin:/c/progra~1/MiKTeX/miktex/bin/x64"
 echo "PATH: $PATH"
@@ -27,8 +57,8 @@ curl -sSL https://curl.haxx.se/ca/cacert.pem > etc/curl-ca-bundle.crt
 ./.github/workflows/svn-info.sh
 
 # Install system libs
-pacman -Syu --noconfirm
-pacman -S --needed --noconfirm mingw-w64-{i686,x86_64}-{gcc,gcc-fortran,icu,libtiff,libjpeg,libpng,pcre2,xz,bzip2,zlib,cairo,tk,curl}
+pacman -Sy --noconfirm
+pacman -S --needed --noconfirm mingw-w64-${_arch}-{gcc,gcc-fortran,icu,libtiff,libjpeg,libpng,pcre2,xz,bzip2,zlib,cairo,tk,curl}
 
 # Create the TCL bundle required by tcltk package
 mkdir -p Tcl/{bin,bin64,lib,lib64}