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-rw-r--r--CMakeLists.txt5
1 files changed, 4 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d363e32a..2b93596e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -32,7 +32,10 @@ set(CMAKE_SKIP_RPATH FALSE)
set(CMAKE_POLICY_DEFAULT_CMP0069 NEW)
set(CMAKE_POLICY_DEFAULT_CMP0068 NEW)
-if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT OR CMAKE_INSTALL_PREFIX STREQUAL "")
+if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+ set(CMAKE_INSTALL_PREFIX_INIT "${CMAKE_BINARY_DIR}/install")
+endif()
+if(CMAKE_INSTALL_PREFIX STREQUAL "")
set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "" FORCE)
endif()