add get_pid func

endaaman · Feb 21, 2022 · c1c3d70 · c1c3d70
1 parent eb8f5c1
commit c1c3d70
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diff --git a/README.md b/README.md
@@ -244,6 +244,7 @@ tym.set_keymaps({
 | `tym.get_text(start_row, start_col, end_row, end_col)` | string | Get text on the terminal screen. If you set `-1` to `end_row` and `end_col`, the target area will be the size of termianl. |
 | `tym.get_config_path()`              | string   | Get full path to config file. |
 | `tym.get_theme_path()`               | string   | Get full path to theme file. |
+| `tym.get_pid()`                      | integer  | Get pid. |
 | `tym.get_version()`                  | string   | Get version string. |
 
 ### Hooks

diff --git a/src/builtin.c b/src/builtin.c
@@ -679,6 +679,12 @@ static int builtin_get_version(lua_State* L)
   return 1;
 }
 
+static int builtin_get_pid(lua_State* L)
+{
+  lua_pushinteger(L, getpid());
+  return 1;
+}
+
 static int builtin_apply(lua_State* L)
 {
   Context* context = (Context*)lua_touserdata(L, lua_upvalueindex(1));
@@ -728,6 +734,7 @@ int builtin_register_module(lua_State* L)
     { "get_text"            , builtin_get_text             },
     { "get_config_path"     , builtin_get_config_path      },
     { "get_theme_path"      , builtin_get_theme_path       },
+    { "get_pid"             , builtin_get_pid              },
     { "get_version"         , builtin_get_version          },
     // DEPRECATED
     { "apply"               , builtin_apply                },