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-rw-r--r--Source/cmSourceFile.cxx4
1 files changed, 3 insertions, 1 deletions
diff --git a/Source/cmSourceFile.cxx b/Source/cmSourceFile.cxx
index b793cd5fbb..26328cfda4 100644
--- a/Source/cmSourceFile.cxx
+++ b/Source/cmSourceFile.cxx
@@ -472,7 +472,9 @@ void cmSourceFile::DefineProperties(cmake *cm)
"What programming language is the file.",
"A property that can be set to indicate what programming language "
"the source file is. If it is not set the language is determined "
- "based on the file extension. Typical values are CXX C etc.");
+ "based on the file extension. Typical values are CXX C etc. Setting "
+ "this property for a file means this file will be compiled. "
+ "Do not set this for header or files that should not be compiled.");
cm->DefineProperty
("LOCATION", cmProperty::SOURCE_FILE,