Wrap variables in cmake/prebuild in quotes to handle spaces in paths

cmake/prebuild.cmake

@@ -1323,23 +1323,23 @@ else(NOT CMAKE_CROSSCOMPILING)
 
   set(GETARCH_DIR "${PROJECT_BINARY_DIR}/getarch_build")
   set(GETARCH_BIN "getarch${CMAKE_EXECUTABLE_SUFFIX}")
-  file(MAKE_DIRECTORY ${GETARCH_DIR})
-  configure_file(${TARGET_CONF_TEMP} ${GETARCH_DIR}/${TARGET_CONF} COPYONLY)
+  file(MAKE_DIRECTORY "${GETARCH_DIR}")
+  configure_file("${TARGET_CONF_TEMP}" "${GETARCH_DIR}/${TARGET_CONF}" COPYONLY)
   if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
     if (CMAKE_ASM_COMPILER_ID STREQUAL "")
-      try_compile(GETARCH_RESULT ${GETARCH_DIR}
-        SOURCES ${GETARCH_SRC}
+      try_compile(GETARCH_RESULT "${GETARCH_DIR}"
+        SOURCES "${GETARCH_SRC}"
         CMAKE_FLAGS "-DCMAKE_ASM_COMPILER=${CMAKE_C_COMPILER}"
         COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} -I"${GETARCH_DIR}" -I"${PROJECT_SOURCE_DIR}" -I"${PROJECT_BINARY_DIR}"
         OUTPUT_VARIABLE GETARCH_LOG
-        COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH_BIN}
+        COPY_FILE "${PROJECT_BINARY_DIR}/${GETARCH_BIN}"
       )
     else()
-      try_compile(GETARCH_RESULT ${GETARCH_DIR}
-        SOURCES ${GETARCH_SRC}
+      try_compile(GETARCH_RESULT "${GETARCH_DIR}"
+        SOURCES "${GETARCH_SRC}"
         COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} -I"${GETARCH_DIR}" -I"${PROJECT_SOURCE_DIR}" -I"${PROJECT_BINARY_DIR}"
         OUTPUT_VARIABLE GETARCH_LOG
-        COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH_BIN}
+        COPY_FILE "${PROJECT_BINARY_DIR}/${GETARCH_BIN}"
       )
     endif()
     if (NOT ${GETARCH_RESULT})
@@ -1370,19 +1370,19 @@ execute_process(COMMAND "${PROJECT_BINARY_DIR}/${GETARCH_BIN}" 1 OUTPUT_VARIABLE
   message(STATUS "GETARCH results:\n${GETARCH_MAKE_OUT}")
 
   # append config data from getarch to the TARGET file and read in CMake vars
-  file(APPEND ${TARGET_CONF_TEMP} ${GETARCH_CONF_OUT})
+  file(APPEND "${TARGET_CONF_TEMP}" ${GETARCH_CONF_OUT})
   ParseGetArchVars(${GETARCH_MAKE_OUT})
 
   set(GETARCH2_DIR "${PROJECT_BINARY_DIR}/getarch2_build")
   set(GETARCH2_BIN "getarch_2nd${CMAKE_EXECUTABLE_SUFFIX}")
-  file(MAKE_DIRECTORY ${GETARCH2_DIR})
-  configure_file(${TARGET_CONF_TEMP} ${GETARCH2_DIR}/${TARGET_CONF} COPYONLY)
+  file(MAKE_DIRECTORY "${GETARCH2_DIR}")
+  configure_file("${TARGET_CONF_TEMP}" "${GETARCH2_DIR}/${TARGET_CONF}" COPYONLY)
   if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
-    try_compile(GETARCH2_RESULT ${GETARCH2_DIR}
-      SOURCES ${PROJECT_SOURCE_DIR}/getarch_2nd.c
+    try_compile(GETARCH2_RESULT "${GETARCH2_DIR}"
+      SOURCES "${PROJECT_SOURCE_DIR}/getarch_2nd.c"
     COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} ${GETARCH2_FLAGS} -I"${GETARCH2_DIR}" -I"${PROJECT_SOURCE_DIR}" -I"${PROJECT_BINARY_DIR}"
       OUTPUT_VARIABLE GETARCH2_LOG
-      COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH2_BIN}
+      COPY_FILE "${PROJECT_BINARY_DIR}/${GETARCH2_BIN}"
     )
 
     if (NOT ${GETARCH2_RESULT})
@@ -1395,9 +1395,9 @@ execute_process(COMMAND "${PROJECT_BINARY_DIR}/${GETARCH2_BIN}" 0 OUTPUT_VARIABL
 execute_process(COMMAND "${PROJECT_BINARY_DIR}/${GETARCH2_BIN}" 1 OUTPUT_VARIABLE GETARCH2_CONF_OUT)
 
   # append config data from getarch_2nd to the TARGET file and read in CMake vars
-  file(APPEND ${TARGET_CONF_TEMP} ${GETARCH2_CONF_OUT})
+  file(APPEND "${TARGET_CONF_TEMP}" ${GETARCH2_CONF_OUT})
 
-  configure_file(${TARGET_CONF_TEMP} ${TARGET_CONF_DIR}/${TARGET_CONF} COPYONLY)
+  configure_file("${TARGET_CONF_TEMP}" "${TARGET_CONF_DIR}/${TARGET_CONF}" COPYONLY)
 
   ParseGetArchVars(${GETARCH2_MAKE_OUT})