static int
Python_Init(void)
{
if (!initialised)
{
#ifdef DYNAMIC_PYTHON
if (!python_enabled(TRUE))
{
EMSG(_("E263: Sorry, this command is disabled, the Python library could not be loaded."));
goto fail;
}
#endif
#ifdef PYTHON_HOME
Py_SetPythonHome(PYTHON_HOME);
#endif
init_structs();
#if !defined(MACOS) || defined(MACOS_X_UNIX)
Py_Initialize();
#else
PyMac_Initialize();
#endif
/* initialise threads */
PyEval_InitThreads();
#ifdef DYNAMIC_PYTHON
get_exceptions();
#endif
if (PythonIO_Init())
goto fail;
if (PythonMod_Init())
goto fail;
/* Remove the element from sys.path that was added because of our
* argv[0] value in PythonMod_Init(). Previously we used an empty
* string, but dependinding on the OS we then get an empty entry or
* the current directory in sys.path. */
PyRun_SimpleString("import sys; sys.path = filter(lambda x: x != '/must>not&exist', sys.path)");
/* the first python thread is vim's, release the lock */
Python_SaveThread();
initialised = 1;
}
return 0;
fail:
/* We call PythonIO_Flush() here to print any Python errors.
* This is OK, as it is possible to call this function even
* if PythonIO_Init() has not completed successfully (it will
* not do anything in this case).
*/
PythonIO_Flush();
return -1;
}
/*
* External interface
*/
static void
DoPythonCommand(exarg_T *eap, const char *cmd)
{
#ifndef PY_CAN_RECURSE
static int recursive = 0;
#endif
#if defined(MACOS) && !defined(MACOS_X_UNIX)
GrafPtr oldPort;
#endif
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
char *saved_locale;
#endif
#ifndef PY_CAN_RECURSE
if (recursive)
{
EMSG(_("E659: Cannot invoke Python recursively"));
return;
}
++recursive;
#endif
#if defined(MACOS) && !defined(MACOS_X_UNIX)
GetPort(&oldPort);
/* Check if the Python library is available */
if ((Ptr)PyMac_Initialize == (Ptr)kUnresolvedCFragSymbolAddress)
goto theend;
#endif
if (Python_Init())
goto theend;
RangeStart = eap->line1;
RangeEnd = eap->line2;
Python_Release_Vim(); /* leave vim */
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
/* Python only works properly when the LC_NUMERIC locale is "C". */
saved_locale = setlocale(LC_NUMERIC, NULL);
if (saved_locale == NULL || STRCMP(saved_locale, "C") == 0)
saved_locale = NULL;
else
{
/* Need to make a copy, value may change when setting new locale. */
saved_locale = (char *)vim_strsave((char_u *)saved_locale);
(void)setlocale(LC_NUMERIC, "C");
}
#endif
Python_RestoreThread(); /* enter python */
PyRun_SimpleString((char *)(cmd));
Python_SaveThread(); /* leave python */
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
if (saved_locale != NULL)
{
(void)setlocale(LC_NUMERIC, saved_locale);
vim_free(saved_locale);
}
#endif
Python_Lock_Vim(); /* enter vim */
PythonIO_Flush();
#if defined(MACOS) && !defined(MACOS_X_UNIX)
SetPort(oldPort);
#endif
theend:
#ifndef PY_CAN_RECURSE
--recursive;
#endif
return; /* keeps lint happy */
}
/*
* External interface
*/
static void
DoPyCommand(const char *cmd, rangeinitializer init_range, runner run, void *arg)
{
#ifndef PY_CAN_RECURSE
static int recursive = 0;
#endif
#if defined(MACOS) && !defined(MACOS_X_UNIX)
GrafPtr oldPort;
#endif
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
char *saved_locale;
#endif
#ifdef PY_CAN_RECURSE
PyGILState_STATE pygilstate;
#endif
#ifndef PY_CAN_RECURSE
if (recursive)
{
EMSG(_("E659: Cannot invoke Python recursively"));
return;
}
++recursive;
#endif
#if defined(MACOS) && !defined(MACOS_X_UNIX)
GetPort(&oldPort);
/* Check if the Python library is available */
if ((Ptr)PyMac_Initialize == (Ptr)kUnresolvedCFragSymbolAddress)
goto theend;
#endif
if (Python_Init())
goto theend;
init_range(arg);
Python_Release_Vim(); /* leave vim */
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
/* Python only works properly when the LC_NUMERIC locale is "C". */
saved_locale = setlocale(LC_NUMERIC, NULL);
if (saved_locale == NULL || STRCMP(saved_locale, "C") == 0)
saved_locale = NULL;
else
{
/* Need to make a copy, value may change when setting new locale. */
saved_locale = (char *) PY_STRSAVE(saved_locale);
(void)setlocale(LC_NUMERIC, "C");
}
#endif
#ifdef PY_CAN_RECURSE
pygilstate = PyGILState_Ensure();
#else
Python_RestoreThread(); /* enter python */
#endif
run((char *) cmd, arg
#ifdef PY_CAN_RECURSE
, &pygilstate
#endif
);
#ifdef PY_CAN_RECURSE
PyGILState_Release(pygilstate);
#else
Python_SaveThread(); /* leave python */
#endif
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
if (saved_locale != NULL)
{
(void)setlocale(LC_NUMERIC, saved_locale);
PyMem_Free(saved_locale);
}
#endif
Python_Lock_Vim(); /* enter vim */
PythonIO_Flush();
#if defined(MACOS) && !defined(MACOS_X_UNIX)
SetPort(oldPort);
#endif
theend:
#ifndef PY_CAN_RECURSE
--recursive;
#endif
return;
}
/*
* External interface
*/
static void
DoPythonCommand(exarg_T *eap, const char *cmd, typval_T *rettv)
{
#ifndef PY_CAN_RECURSE
static int recursive = 0;
#endif
#if defined(MACOS) && !defined(MACOS_X_UNIX)
GrafPtr oldPort;
#endif
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
char *saved_locale;
#endif
#ifndef PY_CAN_RECURSE
if (recursive)
{
EMSG(_("E659: Cannot invoke Python recursively"));
return;
}
++recursive;
#endif
#if defined(MACOS) && !defined(MACOS_X_UNIX)
GetPort(&oldPort);
/* Check if the Python library is available */
if ((Ptr)PyMac_Initialize == (Ptr)kUnresolvedCFragSymbolAddress)
goto theend;
#endif
if (Python_Init())
goto theend;
if (rettv == NULL)
{
RangeStart = eap->line1;
RangeEnd = eap->line2;
}
else
{
RangeStart = (PyInt) curwin->w_cursor.lnum;
RangeEnd = RangeStart;
}
Python_Release_Vim(); /* leave vim */
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
/* Python only works properly when the LC_NUMERIC locale is "C". */
saved_locale = setlocale(LC_NUMERIC, NULL);
if (saved_locale == NULL || STRCMP(saved_locale, "C") == 0)
saved_locale = NULL;
else
{
/* Need to make a copy, value may change when setting new locale. */
saved_locale = (char *)vim_strsave((char_u *)saved_locale);
(void)setlocale(LC_NUMERIC, "C");
}
#endif
Python_RestoreThread(); /* enter python */
if (rettv == NULL)
PyRun_SimpleString((char *)(cmd));
else
{
PyObject *r;
r = PyRun_String((char *)(cmd), Py_eval_input, globals, globals);
if (r == NULL)
{
if (PyErr_Occurred() && !msg_silent)
PyErr_PrintEx(0);
EMSG(_("E858: Eval did not return a valid python object"));
}
else
{
if (ConvertFromPyObject(r, rettv) == -1)
EMSG(_("E859: Failed to convert returned python object to vim value"));
Py_DECREF(r);
}
PyErr_Clear();
}
Python_SaveThread(); /* leave python */
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
if (saved_locale != NULL)
{
(void)setlocale(LC_NUMERIC, saved_locale);
vim_free(saved_locale);
}
#endif
Python_Lock_Vim(); /* enter vim */
PythonIO_Flush();
#if defined(MACOS) && !defined(MACOS_X_UNIX)
SetPort(oldPort);
#endif
theend:
#ifndef PY_CAN_RECURSE
--recursive;
#endif
return;
}
/*
* External interface
*/
static void
DoPyCommand(const char *cmd, rangeinitializer init_range, runner run, void *arg)
{
#ifndef PY_CAN_RECURSE
static int recursive = 0;
#endif
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
char *saved_locale;
#endif
#ifdef PY_CAN_RECURSE
PyGILState_STATE pygilstate;
#endif
#ifndef PY_CAN_RECURSE
if (recursive)
{
emsg(_("E659: Cannot invoke Python recursively"));
return;
}
++recursive;
#endif
if (python_end_called)
return;
if (Python_Init())
goto theend;
init_range(arg);
Python_Release_Vim(); /* leave vim */
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
/* Python only works properly when the LC_NUMERIC locale is "C". */
saved_locale = setlocale(LC_NUMERIC, NULL);
if (saved_locale == NULL || STRCMP(saved_locale, "C") == 0)
saved_locale = NULL;
else
{
/* Need to make a copy, value may change when setting new locale. */
saved_locale = (char *) PY_STRSAVE(saved_locale);
(void)setlocale(LC_NUMERIC, "C");
}
#endif
#ifdef PY_CAN_RECURSE
pygilstate = PyGILState_Ensure();
#else
Python_RestoreThread(); /* enter python */
#endif
run((char *) cmd, arg
#ifdef PY_CAN_RECURSE
, &pygilstate
#endif
);
#ifdef PY_CAN_RECURSE
PyGILState_Release(pygilstate);
#else
Python_SaveThread(); /* leave python */
#endif
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
if (saved_locale != NULL)
{
(void)setlocale(LC_NUMERIC, saved_locale);
PyMem_Free(saved_locale);
}
#endif
Python_Lock_Vim(); /* enter vim */
PythonIO_Flush();
theend:
#ifndef PY_CAN_RECURSE
--recursive;
#endif
return;
}
