const char *
Py_GetVersion(void)
{
static char version[250];
PyOS_snprintf(version, sizeof(version), "%.80s (%.80s) %.80s",
PY_VERSION, Py_GetBuildInfo(), Py_GetCompiler());
return version;
}
int uwsgi_python_init() {
#ifndef UWSGI_PYPY
char *pyversion = strchr(Py_GetVersion(), '\n');
if (!pyversion) {
uwsgi_log_initial("Python version: %s\n", Py_GetVersion());
}
else {
uwsgi_log_initial("Python version: %.*s %s\n", pyversion-Py_GetVersion(), Py_GetVersion(), Py_GetCompiler()+1);
}
#else
uwsgi_log_initial("PyPy version: %s\n", PYPY_VERSION);
#endif
if (up.home != NULL) {
#ifdef PYTHREE
wchar_t *wpyhome;
wpyhome = malloc((sizeof(wchar_t) * strlen(up.home)) + sizeof(wchar_t) );
if (!wpyhome) {
uwsgi_error("malloc()");
exit(1);
}
mbstowcs(wpyhome, up.home, strlen(up.home));
Py_SetPythonHome(wpyhome);
// do not free this memory !!!
//free(wpyhome);
#else
Py_SetPythonHome(up.home);
#endif
uwsgi_log("Set PythonHome to %s\n", up.home);
}
#ifdef PYTHREE
wchar_t pname[6];
mbstowcs(pname, "uWSGI", 6);
Py_SetProgramName(pname);
#else
Py_SetProgramName("uWSGI");
#endif
#ifndef UWSGI_PYPY
Py_OptimizeFlag = up.optimize;
#endif
Py_Initialize();
if (!uwsgi.has_threads) {
uwsgi_log("*** Python threads support is disabled. You can enable it with --enable-threads ***\n");
}
up.wsgi_spitout = PyCFunction_New(uwsgi_spit_method, NULL);
up.wsgi_writeout = PyCFunction_New(uwsgi_write_method, NULL);
up.main_thread = PyThreadState_Get();
// by default set a fake GIL (little impact on performance)
up.gil_get = gil_fake_get;
up.gil_release = gil_fake_release;
up.swap_ts = simple_swap_ts;
up.reset_ts = simple_reset_ts;
uwsgi_log_initial("Python main interpreter initialized at %p\n", up.main_thread);
return 1;
}
/*
* Class: org_jpy_PyLib
* Method: startPython0
* Signature: ([Ljava/lang/String;)Z
*/
JNIEXPORT jboolean JNICALL Java_org_jpy_PyLib_startPython0
(JNIEnv* jenv, jclass jLibClass, jobjectArray jPathArray)
{
int pyInit = Py_IsInitialized();
JPy_DIAG_PRINT(JPy_DIAG_F_ALL, "PyLib_startPython: entered: jenv=%p, pyInit=%d, JPy_Module=%p\n", jenv, pyInit, JPy_Module);
if (!pyInit) {
Py_Initialize();
PyLib_RedirectStdOut();
pyInit = Py_IsInitialized();
}
if (pyInit) {
if (JPy_DiagFlags != 0) {
printf("PyLib_startPython: global Python interpreter information:\n");
#if defined(JPY_COMPAT_33P)
printf(" Py_GetProgramName() = \"%ls\"\n", Py_GetProgramName());
printf(" Py_GetPrefix() = \"%ls\"\n", Py_GetPrefix());
printf(" Py_GetExecPrefix() = \"%ls\"\n", Py_GetExecPrefix());
printf(" Py_GetProgramFullPath() = \"%ls\"\n", Py_GetProgramFullPath());
printf(" Py_GetPath() = \"%ls\"\n", Py_GetPath());
printf(" Py_GetPythonHome() = \"%ls\"\n", Py_GetPythonHome());
#elif defined(JPY_COMPAT_27)
printf(" Py_GetProgramName() = \"%s\"\n", Py_GetProgramName());
printf(" Py_GetPrefix() = \"%s\"\n", Py_GetPrefix());
printf(" Py_GetExecPrefix() = \"%s\"\n", Py_GetExecPrefix());
printf(" Py_GetProgramFullPath() = \"%s\"\n", Py_GetProgramFullPath());
printf(" Py_GetPath() = \"%s\"\n", Py_GetPath());
printf(" Py_GetPythonHome() = \"%s\"\n", Py_GetPythonHome());
#endif
printf(" Py_GetVersion() = \"%s\"\n", Py_GetVersion());
printf(" Py_GetPlatform() = \"%s\"\n", Py_GetPlatform());
printf(" Py_GetCompiler() = \"%s\"\n", Py_GetCompiler());
printf(" Py_GetBuildInfo() = \"%s\"\n", Py_GetBuildInfo());
}
// If we've got jPathArray, add all entries to Python's "sys.path"
//
if (jPathArray != NULL) {
PyObject* pyPathList;
PyObject* pyPath;
jstring jPath;
jsize i, pathCount;
pathCount = (*jenv)->GetArrayLength(jenv, jPathArray);
//printf(">> pathCount=%d\n", pathCount);
if (pathCount > 0) {
JPy_BEGIN_GIL_STATE
pyPathList = PySys_GetObject("path");
//printf(">> pyPathList=%p, len=%ld\n", pyPathList, PyList_Size(pyPathList));
if (pyPathList != NULL) {
Py_INCREF(pyPathList);
for (i = pathCount - 1; i >= 0; i--) {
jPath = (*jenv)->GetObjectArrayElement(jenv, jPathArray, i);
//printf(">> i=%d, jPath=%p\n", i, jPath);
if (jPath != NULL) {
pyPath = JPy_FromJString(jenv, jPath);
//printf(">> i=%d, pyPath=%p\n", i, pyPath);
if (pyPath != NULL) {
PyList_Insert(pyPathList, 0, pyPath);
}
}
}
Py_DECREF(pyPathList);
}
//printf(">> pyPathList=%p, len=%ld\n", pyPathList, PyList_Size(pyPathList));
//printf(">> pyPathList=%p, len=%ld (check)\n", PySys_GetObject("path"), PyList_Size(PySys_GetObject("path")));
JPy_END_GIL_STATE
}
}
std::string PySetup::get_compiler()
{
return Py_GetCompiler();
}
