From bf0b86ea8e71d05331ef36c472f4dee646b22c38 Mon Sep 17 00:00:00 2001 From: Sverker Eriksson Date: Thu, 12 Apr 2018 11:54:47 +0200 Subject: erts: Add erts_debug:lc_graph/0 Run debug VM or config with --enable-lock-checking. Exercise VM and then run erts_debug:lc_graph(). to create a file "lc_graph." in current working directory. --- erts/emulator/beam/erl_bif_info.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'erts/emulator/beam/erl_bif_info.c') diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index bdca93428e..874ac0f9e6 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -3928,6 +3928,15 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1) BIF_RET(am_false); #endif } + else if (ERTS_IS_ATOM_STR("lc_graph", BIF_ARG_1)) { +#ifdef ERTS_ENABLE_LOCK_CHECK + Eterm res = erts_lc_dump_graph(); + BIF_RET(res); +#else + BIF_RET(am_notsup); +#endif + } + } else if (is_tuple(BIF_ARG_1)) { Eterm* tp = tuple_val(BIF_ARG_1); -- cgit v1.2.3