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authorBrad King <brad.king@kitware.com>2012-12-11 19:00:23 (GMT)
committerBrad King <brad.king@kitware.com>2012-12-11 19:00:23 (GMT)
commit017d90c50099540b2bc71b63d646271aa0968d36 (patch)
tree4b99d5e9d3d76d37656015bbade1f8c111e41518 /Source/cmDocumentVariables.cxx
parent2be87f8ff832fc29daa3d4eca85de88130daa400 (diff)
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Documentation: Clarify handling of implicit link directories
Extend documentation for CMAKE_<LANG>_IMPLICIT_LINK_DIRECTORIES to explain how it is used by CMake and how it can be influenced by environment variables. Inspired-by: Alex Neundorf <neundorf@kde.org>
Diffstat (limited to 'Source/cmDocumentVariables.cxx')
-rw-r--r--Source/cmDocumentVariables.cxx10
1 files changed, 9 insertions, 1 deletions
diff --git a/Source/cmDocumentVariables.cxx b/Source/cmDocumentVariables.cxx
index 55d70f8..32c543d 100644
--- a/Source/cmDocumentVariables.cxx
+++ b/Source/cmDocumentVariables.cxx
@@ -1621,7 +1621,15 @@ void cmDocumentVariables::DefineVariables(cmake* cm)
"These paths are implicit linker search directories for the compiler's "
"language. "
"CMake automatically detects these directories for each language and "
- "reports the results in this variable.", false,
+ "reports the results in this variable."
+ "\n"
+ "When a library in one of these directories is given by full path to "
+ "target_link_libraries() CMake will generate the -l<name> form on "
+ "link lines to ensure the linker searches its implicit directories "
+ "for the library. "
+ "Note that some toolchains read implicit directories from an "
+ "environment variable such as LIBRARY_PATH so keep its value "
+ "consistent when operating in a given build tree.",false,
"Variables for Languages");
cm->DefineProperty