CMake: Use PROJECT_BINARY_DIR instead of CMAKE_BINARY_DIR

CMakeLists.txt

@@ -405,7 +405,7 @@ include_directories(src ${CMAKE_CURRENT_BINARY_DIR})
 
 configure_file("src/configure.hpp.in" "configure.hpp")
 
-set(VERSION_FILE "${CMAKE_BINARY_DIR}/release.cpp")
+set(VERSION_FILE "${PROJECT_BINARY_DIR}/release.cpp")
 set(VERSION_SOURCES VERSION "VERSION" LICENSE "LICENSE")
 version_file("src/release.cpp.in" "${VERSION_FILE}" "${VERSION_SOURCES}" ".git")
 list(APPEND INNOEXTRACT_SOURCES ${VERSION_FILE})
@@ -425,7 +425,7 @@ install(FILES doc/innoextract.1 DESTINATION ${CMAKE_INSTALL_MANDIR}/man1 OPTIONA
 
 add_style_check_target(style "${ALL_INNOEXTRACT_SOURCES}" innoextract)
 
-add_doxygen_target(doc "doc/Doxyfile.in" "VERSION" ".git" "${CMAKE_BINARY_DIR}/doc")
+add_doxygen_target(doc "doc/Doxyfile.in" "VERSION" ".git" "${PROJECT_BINARY_DIR}/doc")
 
 
 # Print a configuration summary

cmake/CompileCheck.cmake

@@ -74,7 +74,7 @@ function(check_compile RESULT FILE FLAG TYPE)
 	
 	# Check if we can compile and link a simple file with the new flags
 	try_compile(
-		check_compiler_flag ${CMAKE_BINARY_DIR} ${FILE}
+		check_compiler_flag ${PROJECT_BINARY_DIR} ${FILE}
 		CMAKE_FLAGS "-DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}"
 		            "-DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}"
 		            "-DCMAKE_SHARED_LINKER_FLAGS=${CMAKE_SHARED_LINKER_FLAGS}"
@@ -178,7 +178,7 @@ function(try_link_library LIBRARY_NAME LIBRARY_FILE ERROR_VAR)
 		list(APPEND LIBRARY_FILE "${CMAKE_THREAD_LIBS_INIT}")
 	endif()
 	try_compile(
-		CHECK_${LIBRARY_NAME}_LINK "${CMAKE_BINARY_DIR}" "${link_test_file}"
+		CHECK_${LIBRARY_NAME}_LINK "${PROJECT_BINARY_DIR}" "${link_test_file}"
 		CMAKE_FLAGS "-DLINK_LIBRARIES=${LIBRARY_FILE}"
 		            "-DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}"
 		            "-DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}"

cmake/Doxygen.cmake

@@ -42,7 +42,7 @@ function(add_doxygen_target TARGET_NAME DOXYFILE_IN VERSION_FILE GIT_DIR OUT_DIR
 		return()
 	endif()
 	
-	set(doxyfile "${CMAKE_BINARY_DIR}/Doxyfile.${TARGET_NAME}")
+	set(doxyfile "${PROJECT_BINARY_DIR}/Doxyfile.${TARGET_NAME}")
 	set(defines "-DDOXYGEN_OUTPUT_DIR=${OUT_DIR}")
 	
 	version_file("${DOXYFILE_IN}" "${doxyfile}" "${VERSION_FILE}" "${GIT_DIR}" "${defines}")