Use windows variable syntax in windows...
@@ -6,11 +6,11 @@ cmake -B build -S "%SRC_DIR%" ^
-DCMAKE_BUILD_TYPE=Release
if errorlevel 1 exit 1
-cmake --build build -j ${CPU_COUNT}
+cmake --build build -j %CPU_COUNT%
if errorlevel 1 exit 1
-if not exist %SP_DIR% mkdir %SP_DIR%
+if not exist "%SP_DIR%" mkdir "%SP_DIR%"
if errorlevel 1 exit 1
-copy build/OCP.cp*-*.* %SP_DIR%
+copy build/OCP.cp*-*.* "%SP_DIR%"
if errorlevel 1 exit 1
\ No newline at end of file
