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Revision 7edec5acdd84341145270678623545606afe8ac5 authored by R. David Murray on 31 May 2009, 20:03:27 UTC, committed by R. David Murray on 31 May 2009, 20:03:27 UTC
svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r73079 | r.david.murray | 2009-05-31 15:44:27 -0400 (Sun, 31 May 2009) | 11 lines Merged revisions 73077 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r73077 | r.david.murray | 2009-05-31 15:15:57 -0400 (Sun, 31 May 2009) | 4 lines Issue 3848: document the fact that epoll register raises an IOError if an fd is registered twice, and add some additional epoll tests. Patch by Christian Heimes. ........ ................
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Tip revision: 7edec5acdd84341145270678623545606afe8ac5 authored by R. David Murray on 31 May 2009, 20:03:27 UTC
Merged revisions 73079 via svnmerge from
Merged revisions 73079 via svnmerge from
Tip revision: 7edec5a
importdl.c
/* Support for dynamic loading of extension modules */
#include "Python.h"
/* ./configure sets HAVE_DYNAMIC_LOADING if dynamic loading of modules is
supported on this platform. configure will then compile and link in one
of the dynload_*.c files, as appropriate. We will call a function in
those modules to get a function pointer to the module's init function.
*/
#ifdef HAVE_DYNAMIC_LOADING
#include "importdl.h"
extern dl_funcptr _PyImport_GetDynLoadFunc(const char *name,
const char *shortname,
const char *pathname, FILE *fp);
PyObject *
_PyImport_LoadDynamicModule(char *name, char *pathname, FILE *fp)
{
PyObject *m;
PyObject *path;
char *lastdot, *shortname, *packagecontext, *oldcontext;
dl_funcptr p0;
PyObject* (*p)(void);
struct PyModuleDef *def;
if ((m = _PyImport_FindExtension(name, pathname)) != NULL) {
Py_INCREF(m);
return m;
}
lastdot = strrchr(name, '.');
if (lastdot == NULL) {
packagecontext = NULL;
shortname = name;
}
else {
packagecontext = name;
shortname = lastdot+1;
}
p0 = _PyImport_GetDynLoadFunc(name, shortname, pathname, fp);
p = (PyObject*(*)(void))p0;
if (PyErr_Occurred())
return NULL;
if (p == NULL) {
PyErr_Format(PyExc_ImportError,
"dynamic module does not define init function (PyInit_%.200s)",
shortname);
return NULL;
}
oldcontext = _Py_PackageContext;
_Py_PackageContext = packagecontext;
m = (*p)();
_Py_PackageContext = oldcontext;
if (m == NULL)
return NULL;
if (PyErr_Occurred()) {
Py_DECREF(m);
PyErr_Format(PyExc_SystemError,
"initialization of %s raised unreported exception",
shortname);
return NULL;
}
/* Remember pointer to module init function. */
def = PyModule_GetDef(m);
def->m_base.m_init = p;
/* Remember the filename as the __file__ attribute */
path = PyUnicode_DecodeFSDefault(pathname);
if (PyModule_AddObject(m, "__file__", path) < 0)
PyErr_Clear(); /* Not important enough to report */
if (_PyImport_FixupExtension(m, name, pathname) < 0)
return NULL;
if (Py_VerboseFlag)
PySys_WriteStderr(
"import %s # dynamically loaded from %s\n",
name, pathname);
return m;
}
#endif /* HAVE_DYNAMIC_LOADING */
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