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-rw-r--r--erts/etc/unix/run_erl.c9
-rw-r--r--erts/test/run_erl_SUITE.erl19
2 files changed, 23 insertions, 5 deletions
diff --git a/erts/etc/unix/run_erl.c b/erts/etc/unix/run_erl.c
index f8b5da47ab..6a92e18648 100644
--- a/erts/etc/unix/run_erl.c
+++ b/erts/etc/unix/run_erl.c
@@ -240,6 +240,7 @@ int main(int argc, char **argv)
int off_argv;
int calculated_pipename = 0;
int highest_pipe_num = 0;
+ int sleepy_child = 0;
program_name = argv[0];
@@ -250,6 +251,11 @@ int main(int argc, char **argv)
init_outbuf();
+ if (!strcmp(argv[1],"-sleepy-child")) { /* For test purpose only */
+ sleepy_child = 1;
+ ++i;
+ }
+
if (!strcmp(argv[1],"-daemon")) {
daemon_init();
++i;
@@ -392,6 +398,9 @@ int main(int argc, char **argv)
exit(1);
}
if (childpid == 0) {
+ if (sleepy_child)
+ sleep(1);
+
/* Child */
sf_close(mfd);
/* disassociate from control terminal */
diff --git a/erts/test/run_erl_SUITE.erl b/erts/test/run_erl_SUITE.erl
index 47d38bde7c..fe1ccba1e2 100644
--- a/erts/test/run_erl_SUITE.erl
+++ b/erts/test/run_erl_SUITE.erl
@@ -22,6 +22,7 @@
-export([all/0, suite/0]).
-export([basic/1,heavy/1,heavier/1,defunct/1]).
+-export([sleepy_child/1]).
-export([ping_me_back/1]).
-include_lib("common_test/include/ct.hrl").
@@ -31,17 +32,17 @@ suite() ->
{timetrap, {minutes, 2}}].
all() ->
- [basic, heavy, heavier, defunct].
+ [basic, sleepy_child, heavy, heavier, defunct].
basic(Config) when is_list(Config) ->
case os:type() of
- {unix,_} -> basic_1(Config);
+ {unix,_} -> basic_1(Config, "basic", "");
_ -> {skip,"Not Unix"}
end.
-basic_1(Config) ->
- {Node,Pipe} = do_run_erl(Config, "basic"),
+basic_1(Config, Case, Opt) ->
+ {Node,Pipe} = do_run_erl(Config, Case, Opt),
ToErl = open_port({spawn,"to_erl "++Pipe}, []),
erlang:port_command(ToErl, "halt().\r\n"),
@@ -55,6 +56,12 @@ basic_1(Config) ->
ok.
+sleepy_child(Config) when is_list(Config) ->
+ case os:type() of
+ {unix,_} -> basic_1(Config, "sleepy_child", "-sleepy-child ");
+ _ -> {skip,"Not Unix"}
+ end.
+
heavy(Config) when is_list(Config) ->
case os:type() of
{unix,_} -> heavy_1(Config);
@@ -233,12 +240,14 @@ defunct_2(Config, Perl) ->
%%% Utilities.
do_run_erl(Config, Case) ->
+ do_run_erl(Config, Case, "").
+do_run_erl(Config, Case, Opt) ->
Priv = proplists:get_value(priv_dir, Config),
LogDir = filename:join(Priv, Case),
ok = file:make_dir(LogDir),
Pipe = LogDir ++ "/",
NodeName = "run_erl_node_" ++ Case,
- Cmd = "run_erl "++Pipe++" "++LogDir++" \"erl -sname " ++ NodeName ++
+ Cmd = "run_erl "++Opt++Pipe++" "++LogDir++" \"erl -sname " ++ NodeName ++
" -pa " ++ filename:dirname(code:which(?MODULE)) ++
" -s " ++ ?MODULE_STRING ++ " ping_me_back " ++
atom_to_list(node()) ++ "\"",