Fix patch application (again)

diff --git a/external/squirrel/CMakeLists.txt b/external/squirrel/CMakeLists.txt
index 4a2afad..1761527 100644 (file)
--- a/external/squirrel/CMakeLists.txt
+++ b/external/squirrel/CMakeLists.txt
@@ -22,6 +22,7 @@
 ## Apply coverity patch to Squirrel?
 SET(APPLY_COVERITY_PATCH TRUE)
 SET(PATCH_COMMAND patch -p1 --forward -i)
+SET(WORKING_DIR WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
 FIND_PROGRAM(PATCH_EXECUTABLE patch)
 
 IF(PATCH_EXECUTABLE AND APPLY_COVERITY_PATCH)
@@ -33,7 +34,7 @@ IF(PATCH_EXECUTABLE AND APPLY_COVERITY_PATCH)
   # Execute patch files
   FOREACH(file ${PATCH_FILES})
     MESSAGE(STATUS "Found patch file ${file}.")
-    EXECUTE_PROCESS(COMMAND ${PATCH_COMMAND} ${CMAKE_CURRENT_SOURCE_DIR}/${file})
+    EXECUTE_PROCESS(COMMAND ${PATCH_COMMAND} ${CMAKE_CURRENT_SOURCE_DIR}/${file} ${WORKING_DIR})
   ENDFOREACH(file)
 
 ENDIF(PATCH_EXECUTABLE AND APPLY_COVERITY_PATCH)