replace CMAKE_SOURCE_DIR with PROJECT_SOURCE_DIR to fix ALPSCore#619

CMakeLists.txt

@@ -10,7 +10,7 @@ project(ALPSCore C CXX)
 # set(CMAKE_CXX_STANDARD 11)
 
 # include cmake scripts from common/cmake directory
-list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/./common/cmake)
+list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/common/cmake)
 
 include(ALPSCommonModuleDefinitions)
 
@@ -72,9 +72,9 @@ endforeach()
 
 #Doxygen building is a function to prevent namespace damage
 function(build_documentation_)
-    set(DOXYFILE_SOURCE_DIR "${CMAKE_SOURCE_DIR}/common/doc")
+    set(DOXYFILE_SOURCE_DIR "${PROJECT_SOURCE_DIR}/common/doc")
     message(STATUS "Building documentation for sources in ${DOXYFILE_EXTRA_SOURCES}")  
-    set(DOXYFILE_IN "${CMAKE_SOURCE_DIR}/common/doc/Doxyfile.in") 
+    set(DOXYFILE_IN "${PROJECT_SOURCE_DIR}/common/doc/Doxyfile.in") 
     set(CMAKE_PROJECT_NAME "ALPSCore reference") # to provide name for the documentation 
     include(UseDoxygen)
     unset(CMAKE_PROJECT_NAME)
@@ -91,5 +91,5 @@ gen_cfg_main()
 # Create the main *.hpp config file
 gen_main_hpp_config()
 # create module file for lmod manager 
-configure_file("${CMAKE_SOURCE_DIR}/common/misc/alpscore.lmod.in" "${CMAKE_BINARY_DIR}/alpscore.lmod")
+configure_file("${PROJECT_SOURCE_DIR}/common/misc/alpscore.lmod.in" "${CMAKE_BINARY_DIR}/alpscore.lmod")
 

common/cmake/ALPSCommonModuleDefinitions.cmake

@@ -111,7 +111,7 @@ endif()
 
 # add includes and libs for each module
 macro(alps_add_module module module_path)
-    set(${module}_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/${module_path}/include ${CMAKE_BINARY_DIR}/${module_path}/include)
+    set(${module}_INCLUDE_DIRS ${PROJECT_SOURCE_DIR}/${module_path}/include ${CMAKE_BINARY_DIR}/${module_path}/include)
     set(${module}_LIBRARIES ${module})
 endmacro(alps_add_module)
 
@@ -284,7 +284,7 @@ macro(gen_documentation)
 endmacro(gen_documentation)
 
 function(gen_main_hpp_config)
-  configure_file("${CMAKE_SOURCE_DIR}/utilities/include/config.hpp.in" "${CMAKE_BINARY_DIR}/utilities/include/alps/config.hpp")
+  configure_file("${PROJECT_SOURCE_DIR}/utilities/include/config.hpp.in" "${CMAKE_BINARY_DIR}/utilities/include/alps/config.hpp")
   install(FILES "${CMAKE_BINARY_DIR}/utilities/include/alps/config.hpp" DESTINATION include/alps) 
 endfunction(gen_main_hpp_config)
 

common/cmake/ALPSEnableTests.cmake

@@ -35,7 +35,7 @@ endfunction()
 # enable testing with gtest - fetch it if needed
 if (NOT tests_are_already_enabled) 
     if (ALPS_GLOBAL_BUILD)
-        set(gtest_root "${CMAKE_SOURCE_DIR}/common/deps/gtest-1.7.0")
+        set(gtest_root "${PROJECT_SOURCE_DIR}/common/deps/gtest-1.7.0")
     else(ALPS_GLOBAL_BUILD)
         set(gtest_root "${PROJECT_SOURCE_DIR}/../common/deps/gtest-1.7.0")
     endif(ALPS_GLOBAL_BUILD)

gf/CMakeLists.txt

@@ -7,7 +7,7 @@ project (alps-gf CXX)
 message ("\nALPSCore module : ${PROJECT_NAME}\n")
 
 # find additional cmake module in cmake dir
-list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/../common/cmake)
+list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/../common/cmake)
 # add common definitions, if being configured independently
 if (CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
   include(ALPSCommonModuleDefinitions)