diff options
Diffstat (limited to 'Source')
| -rw-r--r-- | Source/cmDocumentVariables.cxx | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/Source/cmDocumentVariables.cxx b/Source/cmDocumentVariables.cxx index ea07da4..b42f2a9 100644 --- a/Source/cmDocumentVariables.cxx +++ b/Source/cmDocumentVariables.cxx @@ -56,7 +56,18 @@ void cmDocumentVariables::DefineVariables(cmake* cm) "Full path to the listfile currently being processed.", "As CMake processes the listfiles in your project this " "variable will always be set to the one currently being " - "processed. See also CMAKE_PARENT_LIST_FILE.",false, + "processed. " + "The value has dynamic scope. " + "When CMake starts processing commands in a source file " + "it sets this variable to the location of the file. " + "When CMake finishes processing commands from the file it " + "restores the previous value. " + "Therefore the value of the variable inside a macro or " + "function is the file invoking the bottom-most entry on " + "the call stack, not the file containing the macro or " + "function definition." + "\n" + "See also CMAKE_PARENT_LIST_FILE.",false, "Variables that Provide Information"); cm->DefineProperty |