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plugins: libplugin support for dynamic config options.

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2023-06-06 10:08:53 +09:30
parent aa5c7e763f
commit a65f2ef22a
2 changed files with 68 additions and 18 deletions
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16
plugins/libplugin.h
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@@ -81,6 +81,8 @@ struct plugin_option {
void *arg;
/* If true, this options *disabled* if allow-deprecated-apis = false */
bool deprecated;
/* If true, allow setting after plugin has initialized */
bool dynamic;
};
/* Create an array of these, one for each notification you subscribe to. */
@@ -401,7 +403,7 @@ static inline void *plugin_option_cb_check(char *(*set)(struct plugin *plugin,
}
/* Macro to define arguments */
#define plugin_option_(name, type, description, set, arg, deprecated) \
#define plugin_option_(name, type, description, set, arg, deprecated, dynamic) \
(name), \
(type), \
(description), \
@@ -410,13 +412,17 @@ static inline void *plugin_option_cb_check(char *(*set)(struct plugin *plugin,
struct plugin *, \
const char *)), \
(arg), \
(deprecated)
(deprecated), \
(dynamic)
#define plugin_option(name, type, description, set, arg) \
plugin_option_((name), (type), (description), (set), (arg), false)
plugin_option_((name), (type), (description), (set), (arg), false, false)
#define plugin_option_deprecated(name, type, description, set, arg) \
plugin_option_((name), (type), (description), (set), (arg), true)
#define plugin_option_dynamic(name, type, description, set, arg) \
plugin_option_((name), (type), (description), (set), (arg), false, true)
#define plugin_option_deprecated(name, type, description, set, arg) \
plugin_option_((name), (type), (description), (set), (arg), true, false)
/* Standard helpers */
char *u64_option(struct plugin *plugin, const char *arg, u64 *i);