doc: Improve documentation of --config-path

See also discussion #986.

diff --git a/doc/MANUAL.adoc b/doc/MANUAL.adoc
index 307707ffca983f505d3350e2d0c3a1c7c8454c74..4ff14c233940a1fcc358b1658afd91522a0ad846 100644 (file)
--- a/doc/MANUAL.adoc
+++ b/doc/MANUAL.adoc
@@ -88,8 +88,8 @@ compiler's documentation.
 *--config-path* _PATH_::
 
     Let the command line options operate on configuration file _PATH_ instead of
-    the default. Using this option has the same effect as setting the
-    environment variable `CCACHE_CONFIGPATH` temporarily.
+    the default. Using this option has the same effect as setting (overriding)
+    the environment variable `CCACHE_CONFIGPATH` temporarily.
 
 *-d*, *--dir* _PATH_::