Make using PyConfig conditional on python version >= 3.8.

Author: BsAtHome

src/emc/pythonplugin/python_plugin.cc

@@ -293,11 +293,17 @@ PythonPlugin::PythonPlugin(struct _inittab *inittab) :
     abs_path(0),
     log_level(0)
 {
+#if PY_VERSION_HEX >= 0x030800f0
   PyConfig config;
   PyConfig_InitPythonConfig(&config);
+#endif
   if (abs_path) {
     wchar_t *program = Py_DecodeLocale(abs_path, NULL);
+#if PY_VERSION_HEX >= 0x030800f0
     PyConfig_SetString(&config, &config.program_name, program);
+#else
+    Py_SetProgramName(program);
+#endif
   }
     if (inittab != NULL) {
       if (!Py_IsInitialized()) {
@@ -325,9 +331,14 @@ PythonPlugin::PythonPlugin(struct _inittab *inittab) :
         }
       }
   }
+#if PY_VERSION_HEX >= 0x030800f0
   config.buffered_stdio = 0;
   Py_InitializeFromConfig(&config);
   PyConfig_Clear(&config);
+#else
+  Py_UnbufferedStdioFlag = 1;
+  Py_Initialize();
+#endif
   initialize();
 }
 

src/hal/components/panelui.c

@@ -208,12 +208,16 @@ int main(int argc, char **argv)
     PyObject *pModule, *pFunc, *pPeriodicFunc, *pClass;
     char name[] = "panelui"; 
     wchar_t *wname = Py_DecodeLocale(name, NULL);
+#if PY_VERSION_HEX >= 0x030800f0
     PyConfig config;
     PyConfig_InitPythonConfig(&config);
     PyConfig_SetString(&config, &config.program_name, wname);
     Py_InitializeFromConfig(&config);
     PyConfig_Clear(&config);
-
+#else
+    Py_SetProgramName(wname);
+    Py_Initialize();
+#endif
     PyRun_SimpleString("import pyui\n"
                      "pyui.instance = pyui.master.keyboard()\n"
                      "pyui.exit_funct = pyui.instance.exit\n"