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-rw-r--r--Help/command/execute_process.rst4
1 files changed, 3 insertions, 1 deletions
diff --git a/Help/command/execute_process.rst b/Help/command/execute_process.rst
index e6ad037..14f879d 100644
--- a/Help/command/execute_process.rst
+++ b/Help/command/execute_process.rst
@@ -80,7 +80,9 @@ Options:
``COMMAND_ECHO <where>``
The command being run will be echo'ed to ``<where>`` with ``<where>``
- being set to ``STDERR``|``STDOUT``|``NONE``.
+ being set to one of ``STDERR``, ``STDOUT`` or ``NONE``.
+ See the :variable:`CMAKE_EXECUTE_PROCESS_COMMAND_ECHO` variable for a way
+ to control the default behavior when this option is not present.
``ENCODING <name>``
On Windows, the encoding that is used to decode output from the process.