build_proton: Build default prefix against the Steam runtimeproton-3.7-20180523

2 files changed, 8 insertions, 2 deletions

diff --git a/README.md b/README.md
index fec18878..6067373d 100644
--- a/README.md
+++ b/README.md
@@ -82,6 +82,7 @@ And then repeat all of the commands to install gcc and Wine dependencies again.
 In addition, your host system will need to be able to run Wine in both 64- and
 32-bit modes in order to create the default prefix. It is recommended to
 install Wine from your package manager, including its optional dependencies.
+You will also need the Steam runtime located at $HOME/steam-runtime.
 
 Finally, change your directory back to proton, and run:
 
diff --git a/build_proton.sh b/build_proton.sh
index f209f412..9b0c188a 100755
--- a/build_proton.sh
+++ b/build_proton.sh
@@ -499,8 +499,13 @@ if [ "$PACKAGE" = true ]; then
 
     #create default prefix
     rm -rf "$TOP"/build/dist/share/default_pfx/
-    WINEPREFIX="$TOP"/build/dist/share/default_pfx/ ./build/dist/bin/wine64 wineboot
-    WINEPREFIX="$TOP"/build/dist/share/default_pfx/ ./build/dist/bin/wineserver -w
+    if [ "$PLATFORM" != "Darwin" ]; then
+        RUNTIME_RUNSH="$HOME"/steam-runtime/run.sh
+    else
+        RUNTIME_RUNSH=""
+    fi
+    WINEPREFIX="$TOP"/build/dist/share/default_pfx/ "$RUNTIME_RUNSH" ./build/dist/bin/wine64 wineboot
+    WINEPREFIX="$TOP"/build/dist/share/default_pfx/ "$RUNTIME_RUNSH" ./build/dist/bin/wineserver -w
 
     #the difference between -1 and -9 is about 20 MB, so prioritize quick startup over file size
     tar -C build/dist -c . | gzip -c -1 > dist/proton_dist.tar.gz