Clean up resources in features on exit
This patch cleans up two things features: * It properly unregisters the CLI commands that features registered * It cancels and performs a pthread_join on the created parking thread. This not only properly joins a non-detached thread, but also prevents disposing of the parking lots prior to the parking thread completely exiting. (closes issue ASTERISK-21407) Reported by: Corey Farrell patches: features_shutdown-r2.patch uploaded by Corey Farrell (License 5909) ........ Merged revisions 386641 from http://svn.asterisk.org/svn/asterisk/branches/1.8 ........ Merged revisions 386642 from http://svn.asterisk.org/svn/asterisk/branches/11 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@386676 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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@ -9130,6 +9130,7 @@ static struct ast_custom_function featuremap_function = {
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/*! \internal \brief Clean up resources on Asterisk shutdown */
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static void features_shutdown(void)
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{
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ast_cli_unregister_multiple(cli_features, ARRAY_LEN(cli_features));
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ast_devstate_prov_del("Park");
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ast_custom_function_unregister(&featuremap_function);
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ast_custom_function_unregister(&feature_function);
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@ -9142,6 +9143,9 @@ static void features_shutdown(void)
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ast_unregister_application(app_bridge);
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pthread_cancel(parking_thread);
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pthread_kill(parking_thread, SIGURG);
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pthread_join(parking_thread, NULL);
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ast_context_destroy(NULL, registrar);
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ao2_ref(parkinglots, -1);
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}
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