Squashed 'seims/src/ccgl/' changes from 35998ae0..13444638

13444638 Merge pull request #9 from crazyzlj/dev
c78b3437 (bugfix):set installation related paths to cache

git-subtree-dir: seims/src/ccgl
git-subtree-split: 134446389c1c51c8cfd2d063e119663e0c72e8da

CMakeLists.txt

@@ -95,9 +95,9 @@ ELSE()
     ENDIF ()
 ENDIF ()
 
-SET(INSTALL_PREFIX ${INSTALL_DIR})
-SET(CMAKE_INSTALL_PREFIX ${INSTALL_DIR})
-SET(DOC_INSTALL_DIR "${INSTALL_DIR}/doc" CACHE PATH "Path to the documentation")
+SET(INSTALL_PREFIX ${INSTALL_DIR} CACHE PATH "Set INSTALL_PREFIX cache" FORCE)
+SET(CMAKE_INSTALL_PREFIX ${INSTALL_DIR} CACHE PATH "Set CMAKE_INSTALL_PREFIX cache" FORCE)
+SET(DOC_INSTALL_DIR "${INSTALL_DIR}/doc" CACHE PATH "Set path cache to the documentation")
 
 ### Allow project folders in MSVC.
 IF(MSVC OR XCODE)