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-rw-r--r--Modules/UseSWIG.cmake1
1 files changed, 1 insertions, 0 deletions
diff --git a/Modules/UseSWIG.cmake b/Modules/UseSWIG.cmake
index b547dc7..76d03d1 100644
--- a/Modules/UseSWIG.cmake
+++ b/Modules/UseSWIG.cmake
@@ -69,6 +69,7 @@ ENDMACRO(SWIG_MODULE_INITIALIZE)
#
MACRO(SWIG_GET_EXTRA_OUTPUT_FILES language outfiles generatedpath infile)
+ SET(${outfiles} "")
GET_SOURCE_FILE_PROPERTY(SWIG_GET_EXTRA_OUTPUT_FILES_module_basename
${infile} SWIG_MODULE_NAME)
IF(SWIG_GET_EXTRA_OUTPUT_FILES_module_basename STREQUAL "NOTFOUND")