Add back the helper scripts

* x86_64
* i686
* armv7
* aarch64

Dockerfile.linux-builder

@@ -0,0 +1,6 @@
+FROM almalinux:8
+
+RUN yum -y update && \
+    yum -y install make ncurses-devel which unzip perl cpio rsync fileutils bc bzip2 gzip sed git python3 file patch wget perl-Thread-Queue perl-Data-Dumper perl-ExtUtils-MakeMaker perl-IPC-Cmd gcc gcc-c++ && \
+    yum clean all
+

build-sdk.sh

@@ -0,0 +1,102 @@
+#!/bin/bash
+set -e
+ 
+function usage() {
+  echo "usage: $0 host target"
+  echo "  where host is one of linux-x86_64, windows-x86_64"
+  echo "  where target is one of i686, x86_64, armv7"
+  exit 1
+}
+
+if [ -z $1 ] || [ -z $1 ]; then
+  usage
+fi
+
+case $1 in
+  linux-x86_64)
+    host=$1
+  ;;
+  windows-x86_64)
+    host=$1
+  ;;
+  *)
+    echo "unknown SDK host \"$1\""
+    usage
+esac
+
+case $2 in
+  i686)
+    cp config-godot-i686 .config
+    toolchain_prefix=i686-godot-linux-gnu
+    bits=32
+  ;;
+  x86_64)
+    cp config-godot-x86_64 .config
+    toolchain_prefix=x86_64-godot-linux-gnu
+    bits=64
+  ;;
+  armv7)
+    cp config-godot-armv7 .config
+    toolchain_prefix=arm-godot-linux-gnueabihf
+    bits=32
+  ;;
+  aarch64)
+    cp config-godot-aarch64 .config
+    toolchain_prefix=aarch64-godot-linux-gnu
+    bits=64
+  ;;
+  *)
+    echo "unknown SDK target \"$2\""
+    usage
+  ;;
+esac
+
+if which podman &> /dev/null; then
+  container=podman
+elif which docker &> /dev/null; then
+  container=docker
+else
+  echo "Podman or docker have to be in \$PATH"
+  exit 1
+fi
+
+function build_linux_sdk() {
+  ${container} build -f Dockerfile.linux-builder -t godot-buildroot-builder-linux
+  ${container} run -it --rm -v $(pwd):/tmp/buildroot:z -w /tmp/buildroot -e FORCE_UNSAFE_CONFIGURE=1 --userns=keep-id godot-buildroot-builder-linux bash -c "make syncconfig; make clean sdk"
+
+  mkdir -p godot-toolchains
+
+  rm -fr godot-toolchains/${toolchain_prefix}_sdk-buildroot
+  tar xf output/images/${toolchain_prefix}_sdk-buildroot.tar.gz -C godot-toolchains
+
+  pushd godot-toolchains/${toolchain_prefix}_sdk-buildroot
+  ../../clean-linux-toolchain.sh ${toolchain_prefix} ${bits}
+  popd
+
+  pushd godot-toolchains
+  tar -cjf ${toolchain_prefix}_sdk-buildroot.tar.bz2 ${toolchain_prefix}_sdk-buildroot
+  rm -rf ${toolchain_prefix}_sdk-buildroot
+  popd
+}
+
+function build_windows_sdk() {
+  ${container} build -f Dockerfile.windows-builder -t godot-buildroot-builder-windows
+
+  if [ ! -e godot-toolchains/${toolchain_prefix}_sdk-buildroot.tar.bz2 ]; then
+    build_linux_sdk
+  fi
+
+  ${container} run -it --rm -v $(pwd):/tmp/buildroot:z -w /tmp/buildroot --userns=keep-id godot-buildroot-builder-windows bash -x /usr/local/bin/build-windows.sh ${toolchain_prefix}
+}
+
+if [ "${host}" == "linux-x86_64" ]; then
+  build_linux_sdk
+fi
+
+if [ "${host}" == "windows-x86_64" ]; then
+  build_windows_sdk
+fi
+
+echo
+echo "***************************************"
+echo "Build succesful your toolchain is in the godot-toolchains directory"

clean-linux-toolchain.sh

@@ -0,0 +1,108 @@
+#!/bin/bash
+
+set -e
+
+if [ -z $1 ] || [ -z $2 ]; then
+  echo "usage: $0 arch bits"
+  exit 1
+fi
+
+arch=$1
+bits=$2
+
+bin_to_keep="aclocal autoconf autoheader automake autoreconf cmake gawk libtool m4 meson ninja pkgconf pkg-config python python3.11 scons tar toolchain-wrapper"
+lib_to_keep="cmake gcc libpkgconf libpython3.11 libz libisl libmpc libmpfr libgmp libffi python3.11 pkgconfig libm libmvec"
+share_to_keep="aclocal autoconf buildroot cmake gcc libtool pkgconfig"
+sysroot_share_to_keep="aclocal pkgconfig"
+
+function clean_directory() {
+  pushd $1
+  files_to_keep="${@:2}"
+
+  for file in $(ls -1); do
+    keep_file=0
+  
+    if echo ${file} | grep -qe "^${arch}"; then
+      keep_file=1
+    fi
+  
+    for keep in ${files_to_keep}; do
+      if echo ${file} | grep -qe "^${keep}"; then
+        keep_file=1
+        break
+      fi
+    done
+  
+    if [ ${keep_file} -eq 0 ]; then
+      rm -rf ${file}
+    fi
+  done
+
+  popd
+}
+
+rm -f $(find -name *.a | grep -vE '(nonshared|gcc|libstdc++)')
+find -regex '.*\.so\(\..*\)?' -exec bin/${arch}-strip {} \; 2> /dev/null
+find bin -exec bin/${arch}-strip {} \; 2> /dev/null
+find ${arch}/bin -exec bin/${arch}-strip {} \; 2> /dev/null
+find libexec/gcc -type f -exec bin/${arch}-strip {} \; 2> /dev/null
+
+clean_directory bin ${bin_to_keep}
+clean_directory lib ${lib_to_keep}
+clean_directory share ${share_to_keep}
+clean_directory ${arch}/sysroot/usr/share ${sysroot_share_to_keep}
+
+find -name *.pyc -delete
+
+rm -f usr lib64
+rm -rf sbin var
+
+for s in bin lib lib64 sbin; do
+  if [ -L ${arch}/sysroot/${s} ]; then
+    rm -f ${arch}/sysroot/${s}
+  fi
+done
+
+if [ ${bits} == 64 ]; then
+  libdir_to_remove=lib
+  libdir_to_keep=lib64
+else
+  libdir_to_remove=lib64
+  libdir_to_keep=lib
+fi
+
+rm -rf ${arch}/sysroot/usr/{bin,sbin}
+
+mkdir -p ${arch}/sysroot/${libdir_to_keep}
+cp ${arch}/sysroot/usr/${libdir_to_keep}/libpthread*so* ${arch}/sysroot/${libdir_to_keep}
+cp ${arch}/sysroot/usr/${libdir_to_keep}/ld-linux*so* ${arch}/sysroot/${libdir_to_keep}
+cp ${arch}/sysroot/usr/${libdir_to_keep}/libc*so* ${arch}/sysroot/${libdir_to_keep}
+cp ${arch}/sysroot/usr/${libdir_to_keep}/libm.so* ${arch}/sysroot/${libdir_to_keep}
+cp ${arch}/sysroot/usr/${libdir_to_keep}/libmvec.so* ${arch}/sysroot/${libdir_to_keep} || /bin/true # Does not exist on arm
+
+if [ -L ${arch}/sysroot/usr/${libdir_to_keep} ]; then
+  rm ${arch}/sysroot/usr/${libdir_to_keep}
+  mv ${arch}/sysroot/usr/${libdir_to_remove} ${arch}/sysroot/usr/${libdir_to_keep}
+  mkdir ${arch}/sysroot/usr/${libdir_to_remove}
+  mv ${arch}/sysroot/usr/${libdir_to_keep}/crt*.o ${arch}/sysroot/usr/${libdir_to_remove}
+  mv ${arch}/sysroot/usr/${libdir_to_keep}/pkgconfig ${arch}/sysroot/usr/${libdir_to_remove}
+  # But why tho
+  mv ${arch}/sysroot/usr/${libdir_to_keep}/pulseaudio ${arch}/sysroot/usr/${libdir_to_remove}
+fi
+
+mkdir -p ${arch}/sysroot/${libdir_to_remove}
+cp ${arch}/sysroot/usr/${libdir_to_keep}/ld-linux*so* ${arch}/sysroot/${libdir_to_remove} # aarch64 apparently wants ld-linux.so in /lib not /lib64?
+
+ln -s ${arch}-gcc bin/gcc
+ln -s ${arch}-gcc.br_real bin/gcc.br_real
+ln -s ${arch}-g++ bin/g++
+ln -s ${arch}-g++.br_real bin/g++.br_real
+ln -s ${arch}-cpp bin/cpp
+ln -s ${arch}-cpp.br_real bin/cpp.br_real
+ln -s ${arch}-ar bin/ar
+ln -s ${arch}-ranlib bin/ranlib
+ln -s ${arch}-gcc-ar bin/gcc-ar
+ln -s ${arch}-gcc-ranlib bin/gcc-ranlib
+
+find -name *python2* -exec rm -rf {} \; || true
+