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-rw-r--r--Modules/GenerateExportHeader.cmake6
1 files changed, 6 insertions, 0 deletions
diff --git a/Modules/GenerateExportHeader.cmake b/Modules/GenerateExportHeader.cmake
index c7178999bd..3665817f76 100644
--- a/Modules/GenerateExportHeader.cmake
+++ b/Modules/GenerateExportHeader.cmake
@@ -188,6 +188,12 @@ macro(_DO_GENERATE_EXPORT_HEADER TARGET_LIBRARY)
set(INCLUDE_GUARD_NAME "${PREFIX}${EXPORT_MACRO_NAME}_H")
+ get_target_property(EXPORT_IMPORT_CONDITION ${TARGET_LIBRARY} DEFINE_SYMBOL)
+
+ if (NOT EXPORT_IMPORT_CONDITION)
+ set(EXPORT_IMPORT_CONDITION ${TARGET_LIBRARY}_EXPORTS)
+ endif()
+
configure_file(${myDir}/exportheader.cmake.in ${EXPORT_FILE_NAME} @ONLY)
endmacro()