ft: 代码修改

c_src/tracer/rebar.config

@@ -1,5 +1,5 @@
 {port_specs, [
-   {"../../priv/lg_tracer.so", ["*.c"]}
+   {"../../priv/tpTracerNif.so", ["*.c"]}
 ]}.
 
 

src/fileHer/tpFileReader.erl

@@ -1,11 +1,12 @@
 -module(tpFileReader).
 
--export([fold/3]).
--export([foreach/2]).
-
--export([open/1]).
--export([read_event/1]).
--export([close/1]).
+-export([
+   fold/3
+   , foreach/2
+   , open/1
+   , read_event/1
+   , close/1
+]).
 
 -record(state, {
    io_device :: file:io_device(),

src/tracer/tpTracerFile.erl

@@ -1,7 +1,9 @@
 -module(tpTracerFile).
 
--export([start_link/2]).
--export([init/3]).
+-export([
+   start_link/2
+   , init/3
+]).
 
 %% sys callbacks
 -export([

src/tracer/tpTracerNif.erl

@@ -1,21 +1,29 @@
 -module(tpTracerNif).
-%-behavior(erl_tracer).
 
--export([enabled/3]).
--export([enabled_call/3]).
--export([enabled_procs/3]).
--export([enabled_running_procs/3]).
--export([enabled_send/3]).
--export([trace/5]).
+-export([
+   enabled/3
+   , enabled_call/3
+   , enabled_procs/3
+   , enabled_running_procs/3
+   , enabled_send/3
+   , trace/5
+]).
 
 -on_load(on_load/0).
 on_load() ->
-   case code:priv_dir(looking_glass) of
-      {error, _} ->
-         {error, {load_failed, "Could not determine the looking_glass priv/ directory."}};
-      Path ->
-         erlang:load_nif(filename:join(Path, atom_to_list(?MODULE)), 0)
-   end.
+   SoName =
+      case code:priv_dir(?MODULE) of
+         {error, _} ->
+            case code:which(?MODULE) of
+               Filename when is_list(Filename) ->
+                  filename:join([filename:dirname(Filename), "../priv", "tpTracerNif"]);
+               _ ->
+                  filename:join("../priv", "tpTracerNif")
+            end;
+         Dir ->
+            filename:join(Dir, "tpTracerNif")
+      end,
+   erlang:load_nif(SoName, 0).
 
 enabled(_, _, _) ->
    erlang:nif_error({not_loaded, ?MODULE}).