ENH: add checking for NOTFOUND

1 files changed, 5 insertions, 2 deletions

diff --git a/Source/cmFindFileCommand.h b/Source/cmFindFileCommand.h
index 18abfa2b54..ebf7144436 100644
--- a/Source/cmFindFileCommand.h
+++ b/Source/cmFindFileCommand.h
@@ -72,8 +72,11 @@ public:
     return
       "FIND_FILE(NAME file extrapath extrapath ... [DOC docstring])"
       "Find a file in the system PATH or in any extra paths specified in the command."
-      "A cache entry called NAME is created to store the result.   NOTFOUND is the value"
-      " used if the file was not found.  If DOC is specified the next argument is the "
+      "A cache entry called NAME is created to store the result.  "
+      " NAME-NOTFOUND is the value used if the file was not found. "
+      "As long as NOTFOUND is the value each time cmake will continue to "
+      "try and find the file each time it is run. "
+      " If DOC is specified the next argument is the "
       "documentation string for the cache entry NAME.  Since Executables, "
       "can have different extensions on different platforms, FIND_PROGRAM,"
       " should be used instead of FIND_FILE when looking for and executable.";