Build linux under windows with MUSL

src/Tools/run_cargo.bat

@@ -1,21 +1,26 @@
 @echo off
 setlocal EnableDelayedExpansion
-rem run_cargo.bat project build|check|clean debug|release [linux|windows]
+rem run_cargo.bat project {build|check|clean|test} {debug|release} [linux|windows]
 
 set org_dir=%cd%
 set bin_ext=.exe
+set target=x86_64-pc-windows-msvc
 
-IF "%4" == "linux" (
-    set prefix=wsl $HOME/.cargo/bin/
+IF %4 == linux (
     set bin_ext=
+    set target=x86_64-unknown-linux-musl
 )
 
+IF %2 == build set run_build=1
+IF %2 == test  set run_build=1
+
 cd %1
-IF %2 == build (
+IF defined run_build (
     echo cargo build %1 --%3
-    %prefix%cargo build --%3 %target%
-    IF %ERRORLEVEL% == 0 (
-        xcopy target\%3\%1%bin_ext% %org_dir%\..\..\bin /y
+    cargo build --%3 --target=%target%
+
+    IF %2 == build IF %ERRORLEVEL% == 0 (
+        xcopy target\%target%\%3\%1%bin_ext% %org_dir%\..\..\bin /y
     )
     
     exit /B %ERRORLEVEL%
@@ -23,21 +28,21 @@ IF %2 == build (
 
 IF %2 == run (
     echo cargo run %1 --%3
-    %prefix%cargo run --%3 %target%
+    cargo run --%3 --target=%target%
 
     exit /B %ERRORLEVEL%
 )
 
 IF %2 == check (
     echo cargo check %1 --%3
-    %prefix%cargo check --%3 %target%
+    cargo check --%3 --target=%target%
     
     exit /B %ERRORLEVEL%
 )
 
 IF %2 == clean (
     echo cargo clean %1
-    %prefix%cargo clean
+    cargo clean
     rem We do not delete the bin folder anymore - is kinda to much
     rem @del %org_dir%\..\..\bin\%1%bin_ext%