From 3ee5343415d6ae0ce1ff1c2a2555051431a9315e Mon Sep 17 00:00:00 2001 From: Dmytro Lytovchenko Date: Wed, 25 May 2016 14:37:03 +0200 Subject: erts: Add port monitors * erlang:monitor/2 with port argument is added, erlang:demonitor, using port task API and avoiding locking; * port_info and process_info support for monitored ports (with named port monitors support); * Exit signals contain type 'process' or 'port'; * Propagation of port exit signals; * Self-cleaning when origin process dies with monitor on; * 8 test cases + testcase for port driver crashing; * Documentation for all of the above (monitor, demonitor, port_info and process_info) updated --- erts/emulator/beam/erl_bif_port.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'erts/emulator/beam/erl_bif_port.c') diff --git a/erts/emulator/beam/erl_bif_port.c b/erts/emulator/beam/erl_bif_port.c index 37f4e1de49..208935bed9 100644 --- a/erts/emulator/beam/erl_bif_port.c +++ b/erts/emulator/beam/erl_bif_port.c @@ -139,6 +139,12 @@ sig_lookup_port(Process *c_p, Eterm id_or_name) return lookup_port(c_p, id_or_name, ERTS_PORT_SFLGS_INVALID_DRIVER_LOOKUP); } +/* Non-inline copy of sig_lookup_port to be exported */ +Port *erts_sig_lookup_port(Process *c_p, Eterm id_or_name) +{ + return lookup_port(c_p, id_or_name, ERTS_PORT_SFLGS_INVALID_DRIVER_LOOKUP); +} + static ERTS_INLINE Port * data_lookup_port(Process *c_p, Eterm id_or_name) { -- cgit v1.2.3