Build wine

.gitignore

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+dist/
+build/

build_proton.sh

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+#!/bin/bash
+
+set -e
+
+RUNTIME_PATH="$PWD/../../runtime/steam-runtime-both/"
+
+#./wine/ <-- wine source
+#./build/ <-- built files
+#./dist/ <-- proton build, ready to distribute
+
+mkdir -p dist/ build/wine.win32 build/dist.win32 build/wine.win64
+
+DST_DIR="$PWD/dist"
+
+cp -a toolmanifest.vdf dist/
+
+cd build/wine.win64
+CC="ccache gcc" "$RUNTIME_PATH/shell-amd64.sh" ../../wine/configure --enable-win64 --disable-tests --prefix="$DST_DIR"
+"$RUNTIME_PATH/shell-amd64.sh" make
+"$RUNTIME_PATH/shell-amd64.sh" make install-lib
+
+cd ../wine.win32
+CC="ccache gcc" "$RUNTIME_PATH/shell-i386.sh" ../../wine/configure --disable-tests --prefix="$PWD/../dist.win32/"
+"$RUNTIME_PATH/shell-i386.sh" make
+"$RUNTIME_PATH/shell-i386.sh" make install-lib
+
+#install 32-bit stuff manually, see
+# https://wiki.winehq.org/Packaging#WoW64_Workarounds
+cd ../dist.win32/
+cp -a lib "$DST_DIR"/
+cp -a bin/wine "$DST_DIR"/bin/
+cp -a bin/wine-preloader "$DST_DIR"/bin/
+cp -a bin/wineserver "$DST_DIR"/bin/wineserver32
+
+echo "Proton ready in dist/"

toolmanifest.vdf

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+"manifest"
+{
+  "commandline" "/bin/proton"
+}