docs: Clarify that --set-config writes to the configuration file

See also discussion #1468.

diff --git a/doc/MANUAL.adoc b/doc/MANUAL.adoc
index 81886a1e101436ecfd904ed0b078512eee2f8fc9..68d91328f8864b7954baa36008ff8f7365cdf07d 100644 (file)
--- a/doc/MANUAL.adoc
+++ b/doc/MANUAL.adoc
@@ -159,8 +159,8 @@ documentation.
 
 *-o* _KEY=VALUE_, *--set-config* _KEY_=_VALUE_::
 
-    Set configuration option _KEY_ to _VALUE_. See _<<Configuration>>_ for more
-    information.
+    Set configuration option _KEY_ to _VALUE_ in the configuration file. See
+    _<<Configuration>>_ for more information.
 
 *-x*, *--show-compression*::
 

diff --git a/src/ccache/core/mainoptions.cpp b/src/ccache/core/mainoptions.cpp
index 33b0b328a646558602ccb035462795898be652a2..ea1845409860440b0349f2b20b2f89654da9b02b 100644 (file)
--- a/src/ccache/core/mainoptions.cpp
+++ b/src/ccache/core/mainoptions.cpp
@@ -130,7 +130,8 @@ Common options:
         --recompress-threads THREADS
                                use up to THREADS threads when recompressing the
                                cache; default: number of CPUs
-    -o, --set-config KEY=VALUE set configuration option KEY to value VALUE
+    -o, --set-config KEY=VALUE set configuration option KEY to value VALUE in the
+                               configuration file
     -x, --show-compression     show compression statistics
     -p, --show-config          show current configuration options in
                                human-readable format