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-rw-r--r--erts/emulator/test/nif_SUITE.erl28
-rw-r--r--erts/emulator/test/nif_SUITE_data/Makefile.src3
-rw-r--r--erts/emulator/test/nif_SUITE_data/echo_drv.c62
3 files changed, 78 insertions, 15 deletions
diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl
index 4dcfbf35ca..a185b72341 100644
--- a/erts/emulator/test/nif_SUITE.erl
+++ b/erts/emulator/test/nif_SUITE.erl
@@ -1374,14 +1374,16 @@ get_length(Config) when is_list(Config) ->
ensure_lib_loaded(Config) ->
ensure_lib_loaded(Config, 1).
ensure_lib_loaded(Config, Ver) ->
+ Path = ?config(data_dir, Config),
case lib_version() of
- undefined ->
- Path = proplists:get_value(data_dir, Config),
- Lib = "nif_SUITE." ++ integer_to_list(Ver),
- ok = erlang:load_nif(filename:join(Path,Lib), []);
- Ver when is_integer(Ver) ->
- ok
- end.
+ undefined ->
+ Lib = "nif_SUITE." ++ integer_to_list(Ver),
+ ok = erlang:load_nif(filename:join(Path,Lib), []);
+ Ver when is_integer(Ver) ->
+ ok
+ end,
+ erl_ddll:try_load(Path, echo_drv, []),
+ ok.
make_atom(Config) when is_list(Config) ->
ensure_lib_loaded(Config, 1),
@@ -1957,7 +1959,7 @@ nif_is_process_alive(Config) ->
nif_is_port_alive(Config) ->
ensure_lib_loaded(Config),
- Port = open_port({spawn,"/bin/sh -s unix:cmd"},[stderr_to_stdout,eof]),
+ Port = open_port({spawn,echo_drv},[eof]),
true = is_port_alive_nif(Port),
port_close(Port),
false = is_port_alive_nif(Port).
@@ -1991,13 +1993,13 @@ nif_binary_to_term(Config) ->
nif_port_command(Config) ->
ensure_lib_loaded(Config),
- Port = open_port({spawn,"/bin/sh -s unix:cmd"},[stderr_to_stdout,eof]),
- true = port_command_nif(Port, "echo hello\n"),
+ Port = open_port({spawn,echo_drv},[eof]),
+ true = port_command_nif(Port, "hello\n"),
receive {Port,{data,"hello\n"}} -> ok
after 1000 -> ct:fail(timeout) end,
RefcBin = lists:flatten([lists:duplicate(100, "hello"),"\n"]),
- true = port_command_nif(Port, iolist_to_binary(["echo ",RefcBin])),
+ true = port_command_nif(Port, iolist_to_binary(RefcBin)),
receive {Port,{data,RefcBin}} -> ok
after 1000 -> ct:fail(timeout) end,
@@ -2006,14 +2008,14 @@ nif_port_command(Config) ->
{'EXIT', {badarg, _}} = (catch port_command_nif(Port, [ok])),
IoList = [lists:duplicate(100,<<"hello">>),"\n"],
- true = port_command_nif(Port, ["echo ",IoList]),
+ true = port_command_nif(Port, [IoList]),
FlatIoList = binary_to_list(iolist_to_binary(IoList)),
receive {Port,{data,FlatIoList}} -> ok
after 1000 -> ct:fail(timeout) end,
port_close(Port),
- {'EXIT', {badarg, _}} = (catch port_command_nif(Port, "echo hello\n")),
+ {'EXIT', {badarg, _}} = (catch port_command_nif(Port, "hello\n")),
ok.
diff --git a/erts/emulator/test/nif_SUITE_data/Makefile.src b/erts/emulator/test/nif_SUITE_data/Makefile.src
index ab4ff77add..fbb8978771 100644
--- a/erts/emulator/test/nif_SUITE_data/Makefile.src
+++ b/erts/emulator/test/nif_SUITE_data/Makefile.src
@@ -4,8 +4,7 @@ NIF_LIBS = nif_SUITE.1@dll@ \
nif_mod.2@dll@ \
nif_mod.3@dll@
-all: $(NIF_LIBS) basic@dll@ rwlock@dll@ tsd@dll@
-
+all: $(NIF_LIBS) basic@dll@ rwlock@dll@ tsd@dll@ echo_drv@dll@
@SHLIB_RULES@
diff --git a/erts/emulator/test/nif_SUITE_data/echo_drv.c b/erts/emulator/test/nif_SUITE_data/echo_drv.c
new file mode 100644
index 0000000000..2b3510c641
--- /dev/null
+++ b/erts/emulator/test/nif_SUITE_data/echo_drv.c
@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include "erl_driver.h"
+
+static ErlDrvPort erlang_port;
+static ErlDrvData echo_start(ErlDrvPort, char *);
+static void from_erlang(ErlDrvData, char*, ErlDrvSizeT);
+static ErlDrvSSizeT echo_call(ErlDrvData drv_data, unsigned int command,
+ char *buf, ErlDrvSizeT len,
+ char **rbuf, ErlDrvSizeT rlen, unsigned *ret_flags);
+static ErlDrvEntry echo_driver_entry = {
+ NULL, /* Init */
+ echo_start,
+ NULL, /* Stop */
+ from_erlang,
+ NULL, /* Ready input */
+ NULL, /* Ready output */
+ "echo_drv",
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ echo_call,
+ NULL,
+ ERL_DRV_EXTENDED_MARKER,
+ ERL_DRV_EXTENDED_MAJOR_VERSION,
+ ERL_DRV_EXTENDED_MINOR_VERSION,
+ 0,
+ NULL,
+ NULL,
+ NULL
+};
+
+DRIVER_INIT(echo_drv)
+{
+ return &echo_driver_entry;
+}
+
+static ErlDrvData
+echo_start(ErlDrvPort port, char *buf)
+{
+ return (ErlDrvData) port;
+}
+
+static void
+from_erlang(ErlDrvData data, char *buf, ErlDrvSizeT count)
+{
+ driver_output((ErlDrvPort) data, buf, count);
+}
+
+static ErlDrvSSizeT
+echo_call(ErlDrvData drv_data, unsigned int command,
+ char *buf, ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen,
+ unsigned *ret_flags)
+{
+ *rbuf = buf;
+ *ret_flags |= DRIVER_CALL_KEEP_BUFFER;
+ return len;
+}
+