From 491cd4c0c0a534ab89c3ebb4c413301c91c7167d Mon Sep 17 00:00:00 2001 From: Sverker Eriksson Date: Tue, 22 Nov 2016 14:37:31 +0100 Subject: erts: Add env variable ERL_CRASH_DUMP_BYTES to limit crash dump size --- erts/emulator/beam/erl_init.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'erts/emulator/beam/erl_init.c') diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index 781bf024dd..362239f765 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -2374,6 +2374,8 @@ system_cleanup(int flush_async) erts_exit_flush_async(); } +static int erts_exit_code; + static __decl_noreturn void __noreturn erts_exit_vv(int n, int flush_async, char *fmt, va_list args1, va_list args2) { @@ -2385,12 +2387,21 @@ erts_exit_vv(int n, int flush_async, char *fmt, va_list args1, va_list args2) if (fmt != NULL && *fmt != '\0') erl_error(fmt, args2); /* Print error message. */ - /* Produce an Erlang core dump if error */ + erts_exit_code = n; + + /* Produce an Erlang crash dump if error */ if (((n == ERTS_ERROR_EXIT && erts_no_crash_dump == 0) || n == ERTS_DUMP_EXIT) && erts_initialized) { erl_crash_dump_v((char*) NULL, 0, fmt, args1); } + erts_exit_epilogue(); +} + +__decl_noreturn void __noreturn erts_exit_epilogue(void) +{ + int n = erts_exit_code; + sys_tty_reset(n); if (n == ERTS_INTR_EXIT) -- cgit v1.2.3