Try building Linux x86_64 nightly within an Ubuntu 20.04 docker container.

.github/workflows/ecode-nightly.yml

@@ -51,6 +51,9 @@ jobs:
           - arch: x86_64
             container: ubuntu-22.04
     runs-on: ${{ matrix.config.container }}
+    container:
+      image: ubuntu:20.04
+      options: --device /dev/fuse --cap-add SYS_ADMIN
     env:
       CC: gcc
       CXX: g++
@@ -68,6 +71,11 @@ jobs:
           echo $(gcc --version)
       - name: Update Packages
         run: |
+          export DEBIAN_FRONTEND=noninteractive
+          apt-get update
+          apt-get install -y --no-install-recommends software-properties-common build-essential git ca-certificates sudo curl libfuse2 fuse
+          curl -fsSL https://deb.nodesource.com/setup_lts.x | bash -
+          sudo apt-get install -y nodejs
           sudo add-apt-repository -y universe
           sudo add-apt-repository -y multiverse
           sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
@@ -83,12 +91,12 @@ jobs:
           sudo update-alternatives --set c++ /usr/bin/g++
           sudo update-alternatives --config gcc
           sudo update-alternatives --config g++
-          sudo apt-get install -y libfuse2 fuse premake4 mesa-common-dev libgl1-mesa-dev ninja-build
+          sudo apt-get install -y libfuse2 fuse premake4 mesa-common-dev libgl1-mesa-dev
           bash projects/linux/scripts/install_sdl2.sh
       - name: Build ecode
         run: |
           bash projects/scripts/patch_commit_number.sh
-          bash projects/linux/ecode/build.app.sh --version ${{ env.INSTALL_REF }} --arch ${{ matrix.config.arch }} --patch-glibc
+          bash projects/linux/ecode/build.app.sh --with-static-cpp --version ${{ env.INSTALL_REF }} --arch ${{ matrix.config.arch }}
       - name: Upload Files
         uses: softprops/action-gh-release@v2
         with:

premake4.lua

@@ -175,6 +175,7 @@ newoption {
 		{ "SDL2",  "SDL2" }
 	}
 }
+newoption { trigger = "with-static-cpp", description = "Builds statically libstdc++" }
 
 function explode(div,str)
 	if (div=='') then return false end
@@ -591,6 +592,10 @@ function build_link_configuration( package_name, use_ee_icon )
 		defines { "EE_TEXT_SHAPER_ENABLED" }
 	end
 
+	if _OPTIONS["with-static-cpp"] then
+		linkoptions { "-static-libgcc -static-libstdc++" }
+	end
+
 	set_ios_config()
 	set_apple_config()
 	build_arch_configuration()

premake5.lua

@@ -28,6 +28,7 @@ newoption {
 	}
 }
 newoption { trigger = "arch", description = "Used exclusively to indicate premake the architecture of the dependencies that need to be downloaded" }
+newoption { trigger = "with-static-cpp", description = "Builds statically libstdc++" }
 
 function get_dll_extension()
 	if os.target() == "macosx" then
@@ -380,6 +381,10 @@ function build_link_configuration( package_name, use_ee_icon )
 		defines { "EE_TEXT_SHAPER_ENABLED" }
 	end
 
+	if _OPTIONS["with-static-cpp"] then
+		linkoptions { "-static-libgcc -static-libstdc++" }
+	end
+
 	cppdialect "C++20"
 	set_ios_config()
 	set_apple_config()

projects/linux/ecode/build.app.sh

@@ -4,6 +4,7 @@ DIRPATH="$(dirname "$CANONPATH")"
 cd "$DIRPATH" || exit
 cd ../../../ || exit
 DEBUG_SYMBOLS=
+STATIC_CPP=
 VERSION=
 ARCH=$(arch)
 for i in "$@"; do
@@ -12,6 +13,10 @@ for i in "$@"; do
             DEBUG_SYMBOLS="--with-debug-symbols"
             shift
             ;;
+        --with-static-cpp)
+            STATIC_CPP="--with-static-cpp"
+            shift
+            ;;
         --version)
             if [[ -n $2 ]]; then VERSION="$2"; fi
             shift
@@ -22,10 +27,6 @@ for i in "$@"; do
             shift
             shift
             ;;
-        --patch-glibc)
-            PATCH_GLIBC=1
-            shift
-            ;;
         -*)
             echo "Unknown option $i"
             exit 1
@@ -42,11 +43,11 @@ fi
 CONFIG_NAME=
 if command -v premake4 &> /dev/null
 then
-    premake4 $DEBUG_SYMBOLS --with-text-shaper gmake || exit
+    premake4 $DEBUG_SYMBOLS --with-text-shaper $STATIC_CPP gmake || exit
     CONFIG_NAME=release
 elif command -v premake5 &> /dev/null
 then
-    premake5 $DEBUG_SYMBOLS --with-text-shaper gmake2 || exit
+    premake5 $DEBUG_SYMBOLS --with-text-shaper $STATIC_CPP gmake2 || exit
     CONFIG_NAME=release_"$ARCH"
 else
     echo "Neither premake5 nor premake4 is available. Please install one."
@@ -65,48 +66,6 @@ cp ecode.desktop ecode.app/
 cp ../../../bin/assets/icon/ecode.png ecode.app/ecode.png
 cp ../../../libs/linux/libeepp.so ecode.app/libs/
 cp ../../../bin/ecode ecode.app/ecode.bin
-
-if [ "$PATCH_GLIBC" = "1" ]; then
-    # Check if ninja is installed
-    if ! command -v ninja &> /dev/null; then
-        echo "Ninja not found. Attempting to install ninja-build..."
-
-        # Try to detect the distro and install ninja
-        DISTRO_ID=""
-        if [ -r /etc/os-release ]; then
-            . /etc/os-release
-            DISTRO_ID=${ID,,}
-        fi
-
-        case "$DISTRO_ID" in
-            ubuntu|debian)
-                sudo apt-get update
-                sudo apt-get install -y ninja-build
-                ;;
-            fedora)
-                sudo dnf install -y ninja-build
-                ;;
-            centos|rhel)
-                sudo yum install -y ninja-build
-                ;;
-            arch)
-                sudo pacman -Sy --noconfirm ninja
-                ;;
-            *)
-                echo "Could not detect distribution or unsupported distro. Please install ninja manually."
-                exit 1
-                ;;
-        esac
-    fi
-
-    git clone https://github.com/corsix/polyfill-glibc.git
-    cd polyfill-glibc || exit
-    ninja polyfill-glibc
-    echo "Patching ecode.bin"
-    ./polyfill-glibc --target-glibc=2.34 ../ecode.app/ecode.bin
-    cd ..
-fi
-
 cp -L "$(bash ../scripts/find_most_recent_sdl2.sh)" ecode.app/libs/ || exit
 ${STRIP:-strip} ecode.app/libs/libSDL2-2.0.so.0
 mkdir -p ecode.app/assets/colorschemes