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-rw-r--r--doc/bugs/external_plugins_cannot_access_ARGV_needed_for_getopt.mdwn13
-rw-r--r--doc/plugins/write/external.mdwn6
2 files changed, 16 insertions, 3 deletions
diff --git a/doc/bugs/external_plugins_cannot_access_ARGV_needed_for_getopt.mdwn b/doc/bugs/external_plugins_cannot_access_ARGV_needed_for_getopt.mdwn
index cc82d1cd7..be7f16a79 100644
--- a/doc/bugs/external_plugins_cannot_access_ARGV_needed_for_getopt.mdwn
+++ b/doc/bugs/external_plugins_cannot_access_ARGV_needed_for_getopt.mdwn
@@ -1 +1,14 @@
The `getopt` hook expects plugins to modify `@ARGV`. This is not exported via xml-rpc and thus external plugins cannot do anything. --[[madduck]]
+
+> I can think of two interfaces to handle this.
+>
+> 1. Pass @ARGV to the hook, and remove any values the hook returns from @ARGV.
+> 2. Provide an XML-RPC interface for setting and getting ikiwiki's @ARGV.
+>
+> The first is simpler, but requires keeping track of which options to
+> remove, which could be a pain, and probably precludes using regular
+> getopt libraries to process options. It also could theoretically cause
+> problems for existing perl getopt hooks.
+>
+> The second should allow using regular getopt libraries, but does bloat
+> the RPC interface. Oh well, guess that's ok. [[done]] --[[Joey]]
diff --git a/doc/plugins/write/external.mdwn b/doc/plugins/write/external.mdwn
index fd343bda6..2ee841e61 100644
--- a/doc/plugins/write/external.mdwn
+++ b/doc/plugins/write/external.mdwn
@@ -53,6 +53,9 @@ it, external plugins can use the `getstate` and `setstate` RPCs. To access
stored state, call `getstate("page", "id", "key")`, and to store state,
call `setstate("page", "id", "key", "value")`.
+To access ikiwiki's ARGV, call `getargv()`. To change its ARGV, call
+`setargv(value)`.
+
## Notes on function parameters
The [[plugin_interface_documentation|write]] talks about functions that take
@@ -99,9 +102,6 @@ with functions that take or return such references. That means you can't
FormBuilder perl objects), or use it to call `template()` (which returns a
perl HTML::Template object).
-Also. the `getopt` hook doesn't work, as ARGV is not available to the external
-plugin.
-
## Performance issues
Since each external plugin is a separate process, when ikiwiki is