Check that files we expect to find actually exist when using a cmake package.

Change-Id: If7c724daa85df5e29e410b8deb4e69beb43ee8ea
Reviewed-by: Alexander Neundorf <neundorf@kde.org>
Reviewed-by: Stephen Kelly <stephen.kelly@kdab.com>

1 files changed, 35 insertions, 8 deletions

diff --git a/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in b/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
index 0405f76407..f6fd61602f 100644
--- a/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
+++ b/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
@@ -28,28 +28,48 @@ set(Qt5$${CMAKE_MODULE_NAME}_VERSION_STRING "$$eval(QT.$${MODULE}.MAJOR_VERSION)
 
 set(Qt5$${CMAKE_MODULE_NAME}_LIBRARIES Qt5::$${CMAKE_MODULE_NAME})
 
+macro(_qt5_$${CMAKE_MODULE_NAME}_check_file_exists file)
+    if(NOT EXISTS \"${file}\" )
+        message(FATAL_ERROR \"The imported target \\\"Qt5::$${CMAKE_MODULE_NAME}\\\" references the file
+   \\\"${file}\\\"
+but this file does not exist.  Possible reasons include:
+* The file was deleted, renamed, or moved to another location.
+* An install or uninstall procedure did not complete successfully.
+* The installation package was faulty and contained
+   \\\"${CMAKE_CURRENT_LIST_FILE}\\\"
+but not all the files it references.
+\")
+    endif()
+endmacro()
+
+
 macro(_populate_$${CMAKE_MODULE_NAME}_target_properties Configuration LIB_LOCATION IMPLIB_LOCATION)
     set_property(TARGET Qt5::$${CMAKE_MODULE_NAME} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
 
-    set_target_properties(Qt5::$${CMAKE_MODULE_NAME} PROPERTIES
-        \"IMPORTED_LINK_INTERFACE_LIBRARIES_${Configuration}\" \"${_Qt5$${CMAKE_MODULE_NAME}_LIB_DEPENDENCIES}\"
 !!IF isEmpty(CMAKE_LIB_DIR_IS_ABSOLUTE)
-        \"IMPORTED_LOCATION_${Configuration}\" \"${_qt5$${CMAKE_MODULE_NAME}_install_prefix}/$${CMAKE_LIB_DIR}${LIB_LOCATION}\"
+    set(imported_location \"${_qt5$${CMAKE_MODULE_NAME}_install_prefix}/$${CMAKE_LIB_DIR}${LIB_LOCATION}\")
 !!ELSE
-        \"IMPORTED_LOCATION_${Configuration}\" \"$${CMAKE_LIB_DIR}${LIB_LOCATION}\"
+    set(imported_location \"IMPORTED_LOCATION_${Configuration}\" \"$${CMAKE_LIB_DIR}${LIB_LOCATION}\")
 !!ENDIF
+    _qt5_$${CMAKE_MODULE_NAME}_check_file_exists(${imported_location})
+    set_target_properties(Qt5::$${CMAKE_MODULE_NAME} PROPERTIES
+        \"IMPORTED_LINK_INTERFACE_LIBRARIES_${Configuration}\" \"${_Qt5$${CMAKE_MODULE_NAME}_LIB_DEPENDENCIES}\"
+        \"IMPORTED_LOCATION_${Configuration}\" ${imported_location}
 !!IF !isEmpty(CMAKE_LIB_SONAME)
         \"IMPORTED_SONAME_${Configuration}\" \"$${CMAKE_LIB_SONAME}\"
 !!ENDIF
     )
+
 !!IF !isEmpty(CMAKE_WINDOWS_BUILD)
-    if(NOT \"${IMPLIB_LOCATION}\" STREQUAL \"\")
-        set_target_properties(Qt5::$${CMAKE_MODULE_NAME} PROPERTIES
 !!IF isEmpty(CMAKE_LIB_DIR_IS_ABSOLUTE)
-            \"IMPORTED_IMPLIB_${Configuration}\" \"${_qt5$${CMAKE_MODULE_NAME}_install_prefix}/$${CMAKE_LIB_DIR}${IMPLIB_LOCATION}\"
+    set(imported_implib \"${_qt5$${CMAKE_MODULE_NAME}_install_prefix}/$${CMAKE_LIB_DIR}${IMPLIB_LOCATION}\")
 !!ELSE
-            \"IMPORTED_IMPLIB_${Configuration}\" \"$${CMAKE_LIB_DIR}${IMPLIB_LOCATION}\"
+    set(imported_implib \"IMPORTED_IMPLIB_${Configuration}\" \"$${CMAKE_LIB_DIR}${IMPLIB_LOCATION}\")
 !!ENDIF
+    _qt5_$${CMAKE_MODULE_NAME}_check_file_exists(${imported_implib})
+    if(NOT \"${IMPLIB_LOCATION}\" STREQUAL \"\")
+        set_target_properties(Qt5::$${CMAKE_MODULE_NAME} PROPERTIES
+        \"IMPORTED_IMPLIB_${Configuration}\" ${imported_implib}
         )
     endif()
 !!ENDIF
@@ -83,6 +103,11 @@ if (NOT TARGET Qt5::$${CMAKE_MODULE_NAME})
     set(_Qt5$${CMAKE_MODULE_NAME}_OWN_INCLUDE_DIRS)
     set(Qt5$${CMAKE_MODULE_NAME}_PRIVATE_INCLUDE_DIRS)
 !!ENDIF
+
+    foreach(_dir ${_Qt5$${CMAKE_MODULE_NAME}_OWN_INCLUDE_DIRS} ${Qt5$${CMAKE_MODULE_NAME}_PRIVATE_INCLUDE_DIRS})
+        _qt5_$${CMAKE_MODULE_NAME}_check_file_exists(${_dir})
+    endforeach()
+
     set(Qt5$${CMAKE_MODULE_NAME}_INCLUDE_DIRS ${_Qt5$${CMAKE_MODULE_NAME}_OWN_INCLUDE_DIRS})
 
     set(Qt5$${CMAKE_MODULE_NAME}_DEFINITIONS -D$${MODULE_DEFINE})
@@ -223,4 +248,6 @@ if (NOT TARGET Qt5::$${CMAKE_MODULE_NAME})
     include(\"${CMAKE_CURRENT_LIST_DIR}/Qt5$${CMAKE_MODULE_NAME}Macros.cmake\")
 !!ENDIF
 
+_qt5_$${CMAKE_MODULE_NAME}_check_file_exists(\"${CMAKE_CURRENT_LIST_DIR}/Qt5$${CMAKE_MODULE_NAME}ConfigVersion.cmake\")
+
 endif()