Merge branch 'dt/refs-backend-preamble'

diff --git a/Documentation/technical/api-parse-options.txt b/Documentation/technical/api-parse-options.txt
index 525cb2f87a2a56db7837b7543037da7644b2b65a..5f0757dcc965fc89b96f18e31732390b1afeb84e 100644 (file)
--- a/Documentation/technical/api-parse-options.txt
+++ b/Documentation/technical/api-parse-options.txt
@@ -218,6 +218,19 @@ There are some macros to easily define options:
        Use it to hide deprecated options that are still to be recognized
        and ignored silently.
 
+`OPT_PASSTHRU(short, long, &char_var, arg_str, description, flags)`::
+       Introduce an option that will be reconstructed into a char* string,
+       which must be initialized to NULL. This is useful when you need to
+       pass the command-line option to another command. Any previous value
+       will be overwritten, so this should only be used for options where
+       the last one specified on the command line wins.
+
+`OPT_PASSTHRU_ARGV(short, long, &argv_array_var, arg_str, description, flags)`::
+       Introduce an option where all instances of it on the command-line will
+       be reconstructed into an argv_array. This is useful when you need to
+       pass the command-line option, which can be specified multiple times,
+       to another command.
+
 
 The last element of the array must be `OPT_END()`.