Vim の if_python で Py_NoSiteFlag を立てるパッチ https://github.com/vim-jp/issues/issues/594

py_import_site_explicit-27-r2.diff

# HG changeset patch
# Parent 8ac1a3f3273929167574f064c810a1f4e3f851b9

diff -r 8ac1a3f32739 src/if_python.c
--- a/src/if_python.c	Mon Jul 21 08:46:27 2014 +0900
+++ b/src/if_python.c	Mon Jul 21 08:57:37 2014 +0900
@@ -295,6 +295,9 @@
 #  define PyCObject_FromVoidPtr dll_PyCObject_FromVoidPtr
 #  define PyCObject_AsVoidPtr dll_PyCObject_AsVoidPtr
 # endif
+# if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02070000
+#  define Py_NoSiteFlag (*dll_Py_NoSiteFlag)
+# endif
 
 /*
  * Pointers for dynamic link
@@ -440,6 +443,9 @@
 static PyObject* (*dll_PyCObject_FromVoidPtr)(void *cobj, void (*destr)(void *));
 static void* (*dll_PyCObject_AsVoidPtr)(PyObject *);
 # endif
+# if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02070000
+static int* dll_Py_NoSiteFlag;
+# endif
 
 static HINSTANCE hinstPython = 0; /* Instance of python.dll */
 
@@ -633,6 +639,9 @@
     {"PyCObject_FromVoidPtr", (PYTHON_PROC*)&dll_PyCObject_FromVoidPtr},
     {"PyCObject_AsVoidPtr", (PYTHON_PROC*)&dll_PyCObject_AsVoidPtr},
 # endif
+# if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02070000
+    {"Py_NoSiteFlag", (PYTHON_PROC*)&dll_Py_NoSiteFlag},
+# endif
     {"", NULL},
 };
 
@@ -901,6 +910,10 @@
 {
     if (!initialised)
     {
+#if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02070000
+	PyObject *site;
+#endif
+
 #ifdef DYNAMIC_PYTHON
 	if (!python_enabled(TRUE))
 	{
@@ -915,11 +928,28 @@
 
 	init_structs();
 
+#if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02070000
+	/* Disable implicit 'import site'. */
+	Py_NoSiteFlag++;
+#endif
+
 #if !defined(MACOS) || defined(MACOS_X_UNIX)
 	Py_Initialize();
 #else
 	PyMac_Initialize();
 #endif
+
+#if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02070000
+	/* 'import site' explicitly. */
+	site = PyImport_ImportModule("site");
+	if (site == NULL)
+	{
+	    EMSG(_("EXXX: Sorry, this command is disabled, the Python's site module could not be loaded."));
+	    goto fail;
+	}
+	Py_DECREF(site);
+#endif
+
 	/* Initialise threads, and below save the state using
 	 * PyEval_SaveThread.  Without the call to PyEval_SaveThread, thread
 	 * specific state (such as the system trace hook), will be lost