diff options
| author | Sverker Eriksson <[email protected]> | 2016-05-20 15:58:04 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2016-05-25 14:29:29 +0200 |
| commit | f9cb80861f169743a96099a06d68149a91f18dfa (patch) | |
| tree | 6ace6c3a87c45e97614183e144700f236b17cc72 /erts/emulator | |
| parent | ab7bcce2778d04daec2276e568deba954c6f9b57 (diff) | |
| download | otp-f9cb80861f169743a96099a06d68149a91f18dfa.tar.gz otp-f9cb80861f169743a96099a06d68149a91f18dfa.tar.bz2 otp-f9cb80861f169743a96099a06d68149a91f18dfa.zip | |
erts: Implement halt/0 and halt/1 in Erlang
just to make things simpler.
Diffstat (limited to 'erts/emulator')
| -rw-r--r-- | erts/emulator/beam/bif.c | 50 | ||||
| -rw-r--r-- | erts/emulator/beam/bif.tab | 2 |
2 files changed, 1 insertions, 51 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 2a3bd4afe5..81477422ff 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -3836,59 +3836,11 @@ BIF_RETTYPE display_nl_0(BIF_ALIST_0) /**********************************************************************/ -/* stop the system */ -/* ARGSUSED */ -BIF_RETTYPE halt_0(BIF_ALIST_0) -{ - VERBOSE(DEBUG_SYSTEM,("System halted by BIF halt()\n")); - erts_halt(0); - ERTS_BIF_YIELD1(bif_export[BIF_halt_1], BIF_P, am_undefined); -} - -/**********************************************************************/ #define HALT_MSG_SIZE 200 static char halt_msg[HALT_MSG_SIZE]; -/* stop the system with exit code */ -/* ARGSUSED */ -BIF_RETTYPE halt_1(BIF_ALIST_1) -{ - Uint code; - - if (term_to_Uint_mask(BIF_ARG_1, &code)) { - int pos_int_code = (int) (code & INT_MAX); - VERBOSE(DEBUG_SYSTEM,("System halted by BIF halt(%T)\n", BIF_ARG_1)); - erts_halt(pos_int_code); - ERTS_BIF_YIELD1(bif_export[BIF_halt_1], BIF_P, am_undefined); - } - else if (ERTS_IS_ATOM_STR("abort", BIF_ARG_1)) { - VERBOSE(DEBUG_SYSTEM,("System halted by BIF halt(%T)\n", BIF_ARG_1)); - erts_smp_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN); - erts_exit(ERTS_ABORT_EXIT, ""); - } - else if (is_string(BIF_ARG_1) || BIF_ARG_1 == NIL) { - Sint i; - - if ((i = intlist_to_buf(BIF_ARG_1, halt_msg, HALT_MSG_SIZE-1)) < 0) { - goto error; - } - halt_msg[i] = '\0'; - VERBOSE(DEBUG_SYSTEM,("System halted by BIF halt(%T)\n", BIF_ARG_1)); - erts_smp_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN); - erts_exit(ERTS_DUMP_EXIT, "%s\n", halt_msg); - } - else - goto error; - return NIL; /* Pedantic (lint does not know about erts_exit) */ - error: - BIF_ERROR(BIF_P, BADARG); -} - -/**********************************************************************/ - /* stop the system with exit code and flags */ -/* ARGSUSED */ BIF_RETTYPE halt_2(BIF_ALIST_2) { Uint code; @@ -3924,7 +3876,7 @@ BIF_RETTYPE halt_2(BIF_ALIST_2) ("System halted by BIF halt(%T, %T)\n", BIF_ARG_1, BIF_ARG_2)); if (flush) { erts_halt(pos_int_code); - ERTS_BIF_YIELD1(bif_export[BIF_halt_1], BIF_P, am_undefined); + ERTS_BIF_YIELD2(bif_export[BIF_halt_2], BIF_P, am_undefined, am_undefined); } else { erts_smp_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN); diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab index 872f0f9b2a..065018514a 100644 --- a/erts/emulator/beam/bif.tab +++ b/erts/emulator/beam/bif.tab @@ -72,8 +72,6 @@ bif erlang:get/1 bif erlang:get_keys/1 bif erlang:group_leader/0 bif erlang:group_leader/2 -bif erlang:halt/0 -bif erlang:halt/1 bif erlang:halt/2 bif erlang:phash/2 bif erlang:phash2/1 |