--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/python-2.6.1/Modules/dlmodule.c Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,284 @@
+
+/* dl module */
+
+#include "Python.h"
+
+#include <dlfcn.h>
+
+#ifdef __VMS
+#include <unistd.h>
+#endif
+
+#ifndef RTLD_LAZY
+#define RTLD_LAZY 1
+#endif
+
+typedef void *PyUnivPtr;
+typedef struct {
+ PyObject_HEAD
+ PyUnivPtr *dl_handle;
+} dlobject;
+
+static PyTypeObject Dltype;
+
+static PyObject *Dlerror;
+
+static PyObject *
+newdlobject(PyUnivPtr *handle)
+{
+ dlobject *xp;
+ xp = PyObject_New(dlobject, &Dltype);
+ if (xp == NULL)
+ return NULL;
+ xp->dl_handle = handle;
+ return (PyObject *)xp;
+}
+
+static void
+dl_dealloc(dlobject *xp)
+{
+ if (xp->dl_handle != NULL)
+ dlclose(xp->dl_handle);
+ PyObject_Del(xp);
+}
+
+static PyObject *
+dl_close(dlobject *xp)
+{
+ if (xp->dl_handle != NULL) {
+ dlclose(xp->dl_handle);
+ xp->dl_handle = NULL;
+ }
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+static PyObject *
+dl_sym(dlobject *xp, PyObject *args)
+{
+ char *name;
+ PyUnivPtr *func;
+ if (PyString_Check(args)) {
+ name = PyString_AS_STRING(args);
+ } else {
+ PyErr_Format(PyExc_TypeError, "expected string, found %.200s",
+ Py_TYPE(args)->tp_name);
+ return NULL;
+ }
+ func = dlsym(xp->dl_handle, name);
+ if (func == NULL) {
+ Py_INCREF(Py_None);
+ return Py_None;
+ }
+ return PyInt_FromLong((long)func);
+}
+
+static PyObject *
+dl_call(dlobject *xp, PyObject *args)
+{
+ PyObject *name;
+ long (*func)(long, long, long, long, long,
+ long, long, long, long, long);
+ long alist[10];
+ long res;
+ Py_ssize_t i;
+ Py_ssize_t n = PyTuple_Size(args);
+ if (n < 1) {
+ PyErr_SetString(PyExc_TypeError, "at least a name is needed");
+ return NULL;
+ }
+ name = PyTuple_GetItem(args, 0);
+ if (!PyString_Check(name)) {
+ PyErr_SetString(PyExc_TypeError,
+ "function name must be a string");
+ return NULL;
+ }
+ func = (long (*)(long, long, long, long, long,
+ long, long, long, long, long))
+ dlsym(xp->dl_handle, PyString_AsString(name));
+ if (func == NULL) {
+ PyErr_SetString(PyExc_ValueError, dlerror());
+ return NULL;
+ }
+ if (n-1 > 10) {
+ PyErr_SetString(PyExc_TypeError,
+ "too many arguments (max 10)");
+ return NULL;
+ }
+ for (i = 1; i < n; i++) {
+ PyObject *v = PyTuple_GetItem(args, i);
+ if (PyInt_Check(v))
+ alist[i-1] = PyInt_AsLong(v);
+ else if (PyString_Check(v))
+ alist[i-1] = (long)PyString_AsString(v);
+ else if (v == Py_None)
+ alist[i-1] = (long) ((char *)NULL);
+ else {
+ PyErr_SetString(PyExc_TypeError,
+ "arguments must be int, string or None");
+ return NULL;
+ }
+ }
+ for (; i <= 10; i++)
+ alist[i-1] = 0;
+ res = (*func)(alist[0], alist[1], alist[2], alist[3], alist[4],
+ alist[5], alist[6], alist[7], alist[8], alist[9]);
+ return PyInt_FromLong(res);
+}
+
+static PyMethodDef dlobject_methods[] = {
+ {"call", (PyCFunction)dl_call, METH_VARARGS},
+ {"sym", (PyCFunction)dl_sym, METH_O},
+ {"close", (PyCFunction)dl_close, METH_NOARGS},
+ {NULL, NULL} /* Sentinel */
+};
+
+static PyObject *
+dl_getattr(dlobject *xp, char *name)
+{
+ return Py_FindMethod(dlobject_methods, (PyObject *)xp, name);
+}
+
+
+static PyTypeObject Dltype = {
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "dl.dl", /*tp_name*/
+ sizeof(dlobject), /*tp_basicsize*/
+ 0, /*tp_itemsize*/
+ /* methods */
+ (destructor)dl_dealloc, /*tp_dealloc*/
+ 0, /*tp_print*/
+ (getattrfunc)dl_getattr,/*tp_getattr*/
+ 0, /*tp_setattr*/
+ 0, /*tp_compare*/
+ 0, /*tp_repr*/
+ 0, /*tp_as_number*/
+ 0, /*tp_as_sequence*/
+ 0, /*tp_as_mapping*/
+ 0, /*tp_hash*/
+};
+
+static PyObject *
+dl_open(PyObject *self, PyObject *args)
+{
+ char *name;
+ int mode;
+ PyUnivPtr *handle;
+ if (sizeof(int) != sizeof(long) ||
+ sizeof(long) != sizeof(char *)) {
+ PyErr_SetString(PyExc_SystemError,
+ "module dl requires sizeof(int) == sizeof(long) == sizeof(char*)");
+ return NULL;
+ }
+
+ if (PyArg_ParseTuple(args, "z:open", &name))
+ mode = RTLD_LAZY;
+ else {
+ PyErr_Clear();
+ if (!PyArg_ParseTuple(args, "zi:open", &name, &mode))
+ return NULL;
+#ifndef RTLD_NOW
+ if (mode != RTLD_LAZY) {
+ PyErr_SetString(PyExc_ValueError, "mode must be 1");
+ return NULL;
+ }
+#endif
+ }
+ handle = dlopen(name, mode);
+ if (handle == NULL) {
+ char *errmsg = dlerror();
+ if (!errmsg)
+ errmsg = "dlopen() error";
+ PyErr_SetString(Dlerror, errmsg);
+ return NULL;
+ }
+#ifdef __VMS
+ /* Under OpenVMS dlopen doesn't do any check, just save the name
+ * for later use, so we have to check if the file is readable,
+ * the name can be a logical or a file from SYS$SHARE.
+ */
+ if (access(name, R_OK)) {
+ char fname[strlen(name) + 20];
+ strcpy(fname, "SYS$SHARE:");
+ strcat(fname, name);
+ strcat(fname, ".EXE");
+ if (access(fname, R_OK)) {
+ dlclose(handle);
+ PyErr_SetString(Dlerror,
+ "File not found or protection violation");
+ return NULL;
+ }
+ }
+#endif
+ return newdlobject(handle);
+}
+
+static PyMethodDef dl_methods[] = {
+ {"open", dl_open, METH_VARARGS},
+ {NULL, NULL} /* sentinel */
+};
+
+/* From socketmodule.c
+ * Convenience routine to export an integer value.
+ *
+ * Errors are silently ignored, for better or for worse...
+ */
+static void
+insint(PyObject *d, char *name, int value)
+{
+ PyObject *v = PyInt_FromLong((long) value);
+ if (!v || PyDict_SetItemString(d, name, v))
+ PyErr_Clear();
+
+ Py_XDECREF(v);
+}
+
+PyMODINIT_FUNC
+initdl(void)
+{
+ PyObject *m, *d, *x;
+
+ if (PyErr_WarnPy3k("the dl module has been removed in "
+ "Python 3.0; use the ctypes module instead", 2) < 0)
+ return;
+
+ /* Initialize object type */
+ Py_TYPE(&Dltype) = &PyType_Type;
+
+ /* Create the module and add the functions */
+ m = Py_InitModule("dl", dl_methods);
+ if (m == NULL)
+ return;
+
+ /* Add some symbolic constants to the module */
+ d = PyModule_GetDict(m);
+ Dlerror = x = PyErr_NewException("dl.error", NULL, NULL);
+ PyDict_SetItemString(d, "error", x);
+ x = PyInt_FromLong((long)RTLD_LAZY);
+ PyDict_SetItemString(d, "RTLD_LAZY", x);
+#define INSINT(X) insint(d,#X,X)
+#ifdef RTLD_NOW
+ INSINT(RTLD_NOW);
+#endif
+#ifdef RTLD_NOLOAD
+ INSINT(RTLD_NOLOAD);
+#endif
+#ifdef RTLD_GLOBAL
+ INSINT(RTLD_GLOBAL);
+#endif
+#ifdef RTLD_LOCAL
+ INSINT(RTLD_LOCAL);
+#endif
+#ifdef RTLD_PARENT
+ INSINT(RTLD_PARENT);
+#endif
+#ifdef RTLD_GROUP
+ INSINT(RTLD_GROUP);
+#endif
+#ifdef RTLD_WORLD
+ INSINT(RTLD_WORLD);
+#endif
+#ifdef RTLD_NODELETE
+ INSINT(RTLD_NODELETE);
+#endif
+}