[utils] Add new setup script

Allows using wine's DXGI implementation by default.
Supports both symlinking and copying the DLLs.
We'll ship this new script instead of the winetricks verb.

package-release.sh

@@ -45,8 +45,9 @@ function build_arch {
   rm -R "$DXVK_BUILD_DIR/install.$1"
 }
 
-function build_verb {
-  cp "$DXVK_SRC_DIR/utils/setup_dxvk.verb" "$DXVK_BUILD_DIR/setup_dxvk.verb"
+function build_script {
+  cp "$DXVK_SRC_DIR/setup_dxvk.sh" "$DXVK_BUILD_DIR/setup_dxvk.sh"
+  chmod +x "$DXVK_BUILD_DIR/setup_dxvk.sh"
 }
 
 function package {
@@ -57,7 +58,7 @@ function package {
 
 build_arch 64
 build_arch 32
-build_verb
+build_script
 
 if [ "$3" != "--no-package" ]; then
   package

setup_dxvk.sh

@@ -0,0 +1,146 @@
+#!/bin/bash
+
+# figure out where we are
+basedir=`dirname "$(readlink -f $0)"`
+
+# figure out which action to perform
+action="$1"
+
+case "$action" in
+install)
+  ;;
+uninstall)
+  ;;
+*)
+  echo "Unrecognized action: $action"
+  echo "Usage: $0 [install|uninstall] [--without-dxgi] [--symlink]"
+  exit 1
+esac
+
+# process arguments
+shift
+
+with_dxgi=1
+file_cmd="cp"
+
+while [ $# -gt 0 ]; do
+  case "$1" in
+  "--without-dxgi")
+    with_dxgi=0
+    ;;
+  "--symlink")
+    file_cmd="ln -s"
+    ;;
+  esac
+  shift
+done
+
+# check wine prefix before invoking wine, so that we
+# don't accidentally create one if the user screws up
+if [ -n "$WINEPREFIX" ] && ! [ -f "$WINEPREFIX/system.reg" ]; then
+  echo "$WINEPREFIX:"' Not a valid wine prefix.' >&2
+  exit 1
+fi
+
+# find wine executable
+export WINEDEBUG=-all
+
+if [ -z "$wine" ]; then
+  wine="wine"
+fi
+
+wine64="${wine}64"
+
+# resolve 32-bit and 64-bit system32 path
+winever=`$wine --version | grep wine`
+if [ -z "$winever" ]; then
+    echo "$wine:"' Not a wine executable. Check your $wine.' >&2
+    exit 1
+fi
+
+win32_sys_path=$($wine winepath -u 'C:\windows\system32' 2> /dev/null)
+win64_sys_path=$($wine64 winepath -u 'C:\windows\system32' 2> /dev/null)
+
+if [ -z "$win32_sys_path" ] && [ -z "$win64_sys_path" ]; then
+  echo 'Failed to resolve C:\windows\system32.' >&2
+  exit 1
+fi
+
+# create native dll override
+overrideDll() {
+  $wine reg add 'HKEY_CURRENT_USER\Software\Wine\DllOverrides' /v $1 /d native /f >/dev/null 2>&1
+  if [ $? -ne 0 ]; then
+    echo -e "Failed to add override for $1"
+    exit 1
+  fi
+}
+
+# remove dll override
+restoreDll() {
+  $wine reg delete 'HKEY_CURRENT_USER\Software\Wine\DllOverrides' /v $1 /f > /dev/null 2>&1
+  if [ $? -ne 0 ]; then
+    echo "Failed to remove override for $1"
+  fi
+}
+
+# copy or link dxvk dll, back up original file
+installFile() {
+  dstfile="${1}/${3}.dll"
+  srcfile="${basedir}/${2}/${3}.dll"
+
+  if [ -f "${srcfile}.so" ]; then
+    srcfile="${srcfile}.so"
+  fi
+  
+  if ! [ -f "${srcfile}" ]; then
+    echo "${srcfile}: File not found" >&2
+    exit 1
+  fi
+  
+  if [ -n "$1" ]; then
+    if [ -f "${dstfile}" ]; then
+      if ! [ -f "${dstfile}.old" ]; then
+        mv "${dstfile}" "${dstfile}.old"
+      else
+        rm "${dstfile}"
+      fi
+      $file_cmd "${srcfile}" "${dstfile}"
+    else
+      echo "${dstfile}: File not found in wine prefix" >&2
+      exit 1
+    fi
+  fi
+}
+
+# remove dxvk dll, restore original file
+uninstallFile() {
+  dstfile="${1}/${2}.dll"
+  
+  if [ -f "${dstfile}.old" ]; then
+    rm "${dstfile}"
+    mv "${dstfile}.old" "${dstfile}"
+  fi
+}
+
+install() {
+  installFile "$win32_sys_path" "x32" "$1"
+  installFile "$win64_sys_path" "x64" "$1"
+  overrideDll "$1"
+}
+
+uninstall() {
+  uninstallFile "$win32_sys_path" "$1"
+  uninstallFile "$win64_sys_path" "$1"
+  restoreDll "$1"
+}
+
+# skip dxgi during install if not explicitly
+# enabled, but always try to uninstall it
+if [ $with_dxgi -ne 0 ] || [ "$action" == "uninstall" ]; then
+  $action dxgi
+fi
+
+$action d3d10
+$action d3d10_1
+$action d3d10core
+$action d3d11