allow flags to be in the CC and CXX environment variables

1 files changed, 6 insertions, 2 deletions

diff --git a/Source/cmGetFilenameComponentCommand.h b/Source/cmGetFilenameComponentCommand.h
index 0b62bdd..c9d45bd 100644
--- a/Source/cmGetFilenameComponentCommand.h
+++ b/Source/cmGetFilenameComponentCommand.h
@@ -67,14 +67,18 @@ public:
   virtual const char* GetFullDocumentation()
     {
     return
-      "GET_FILENAME_COMPONENT(VarName FileName PATH|NAME|EXT|NAME_WE [CACHE])\n"
+      "GET_FILENAME_COMPONENT(VarName FileName PATH|NAME|EXT|NAME_WE|PROGRAM [PROGRAM_ARGS ArgVarName] [CACHE])\n"
       "Set VarName to be the path (PATH), file name (NAME), file "
       "extension (EXT) or file name without extension (NAME_WE) of FileName.\n"
       "Note that the path is converted to Unix slashes format and has no "
       "trailing slashes. The longest file extension is always considered.\n"
       "Warning: as a utility command, the resulting value is not put in the "
       "cache but in the definition list, unless you add the optional CACHE "
-      "parameter.";
+      "parameter."
+      "For PROGRAM, the program in FileName will be found in the path or if it is "
+      "a full path.   If PROGRAM_ARGS is present with PROGRAM, then the arguments "
+      "are split from the program.   This is used to separate a program from its "
+      "arguments.";
     }
   
   cmTypeMacro(cmGetFilenameComponentCommand, cmCommand);