[cmake] replace patch file with actual commands in add_addon_depends

1 files changed, 6 insertions, 18 deletions

diff --git a/cmake/scripts/common/HandleDepends.cmake b/cmake/scripts/common/HandleDepends.cmake
index 47f7d9b768..40e382b94c 100644
--- a/cmake/scripts/common/HandleDepends.cmake
+++ b/cmake/scripts/common/HandleDepends.cmake
@@ -88,16 +88,12 @@ function(add_addon_depends addon searchpath)
           message(${BUILD_ARGS})
         endif()
 
-        # prepare patchfile. ensure we have a clean file after reconfiguring
-        set(PATCH_FILE ${BUILD_DIR}/${id}/tmp/patch.cmake)
-        file(REMOVE ${PATCH_FILE})
+        set(PATCH_COMMAND)
 
         # if there's a CMakeLists.txt use it to prepare the build
         if(EXISTS ${dir}/CMakeLists.txt)
           set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${dir}/CMakeLists.txt)
-          file(APPEND ${PATCH_FILE}
-               "file(COPY ${dir}/CMakeLists.txt
-                     DESTINATION ${BUILD_DIR}/${id}/src/${id})\n")
+          list(APPEND PATCH_COMMAND COMMAND ${CMAKE_COMMAND} -E copy_if_different ${dir}/CMakeLists.txt ${BUILD_DIR}/${id}/src/${id})
         endif()
 
         # check if we have patches to apply
@@ -124,14 +120,13 @@ function(add_addon_depends addon searchpath)
               file(READ ${patch} patch_content_hex HEX)
               # Force handle LF-only line endings
               if(NOT patch_content_hex MATCHES "0d0a")
-                set(PATCH_PROGRAM "\"${PATCH_PROGRAM}\" --binary")
+                list(APPEND PATCH_PROGRAM --binary)
               endif()
             endif()
           endif()
 
           set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${patch})
-          file(APPEND ${PATCH_FILE}
-               "execute_process(COMMAND ${PATCH_PROGRAM} -p1 -i \"${patch}\")\n")
+          list(APPEND PATCH_COMMAND COMMAND ${PATCH_PROGRAM} -p1 -i ${patch})
         endforeach()
 
 
@@ -168,18 +163,11 @@ function(add_addon_depends addon searchpath)
         if(CROSS_AUTOCONF AND AUTOCONF_FILES)
           foreach(afile ${AUTOCONF_FILES})
             set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${afile})
-            file(APPEND ${PATCH_FILE}
-                 "message(STATUS \"AUTOCONF: copying ${afile} to ${BUILD_DIR}/${id}/src/${id}\")\n
-                 file(COPY ${afile} DESTINATION ${BUILD_DIR}/${id}/src/${id})\n")
+            list(APPEND PATCH_COMMAND COMMAND ${CMAKE_COMMAND} -E echo "AUTOCONF: copying ${afile} to ${BUILD_DIR}/${id}/src/${id}")
+            list(APPEND PATCH_COMMAND COMMAND ${CMAKE_COMMAND} -E copy_if_different ${afile} ${BUILD_DIR}/${id}/src/${id})
           endforeach()
         endif()
 
-        # if the patch file exists we need to set the PATCH_COMMAND
-        set(PATCH_COMMAND "")
-        if(EXISTS ${PATCH_FILE})
-          set(PATCH_COMMAND ${CMAKE_COMMAND} -P ${PATCH_FILE})
-        endif()
-
         # prepare the setup of the call to externalproject_add()
         set(EXTERNALPROJECT_SETUP PREFIX ${BUILD_DIR}/${id}
                                   CMAKE_ARGS ${extraflags} ${BUILD_ARGS}