int Params_InitType(PyObject *module) {
int retval, i, existing_count=0, new_count=0;
// Count the existing get-seters, and how many new ones we need.
PyGetSetDef *gsdef = ParamsType.tp_getset;
if (gsdef) {
for (existing_count = 0; gsdef[existing_count].name; existing_count++);
}
for (new_count = 0; Params_pgs[new_count].attr_name; new_count++);
// We need as many get setters as these combined, plus a null terminator.
gsdef = (PyGetSetDef*)calloc(new_count+existing_count+1,sizeof(PyGetSetDef));
gsdef[new_count+existing_count] = ParamsType.tp_getset[existing_count];
// Copy over all existing non-trivial entries...
for (i=0; i<existing_count; ++i)
gsdef[i] = ParamsType.tp_getset[i];
// Define the new entries.
for (i=0; i<new_count; ++i) {
struct param_getsets *pgs = Params_pgs+i;
PyGetSetDef gs = {pgs->attr_name, (getter)Params_parameter_get,
(setter) (pgs->readonly ? NULL : Params_parameter_set),
pgs->doc, (void*)pgs
};
gsdef[existing_count+i] = gs;
}
// Finally, set it up...
ParamsType.tp_getset = gsdef;
retval=util_add_type(module, &ParamsType);
//free(gsdef); // Why the f**k would Python want to keep *this* around?!!
return retval;
}
int Bar_InitType(PyObject *module) {
int retval;
if ((retval=util_add_type(module, &BarType))!=0) return retval;
// These are used in setting the stat
return 0;
}
int LPX_InitType(PyObject *module) {
int retval;
if ((retval=util_add_type(module, &LPXType))!=0) return retval;
// Add in constant flag terms used in this class.
// The following macro helps set constants.
#define SETCONST(A) PyDict_SetIntString(LPXType.tp_dict, #A, GLP_ ## A)
#if GLPK_VERSION(4, 31)
// These are used in the LPX.scale method.
SETCONST(SF_GM);
SETCONST(SF_EQ);
SETCONST(SF_2N);
SETCONST(SF_SKIP);
SETCONST(SF_AUTO);
#endif
// These are used in control parameters for solvers.
SETCONST(MSG_OFF);
SETCONST(MSG_ERR);
SETCONST(MSG_ON);
SETCONST(MSG_ALL);
SETCONST(PRIMAL);
#if GLPK_VERSION(4, 31)
SETCONST(DUAL);
#endif
SETCONST(DUALP);
SETCONST(PT_STD);
SETCONST(PT_PSE);
SETCONST(RT_STD);
SETCONST(RT_HAR);
#if GLPK_VERSION(4, 20)
SETCONST(BR_FFV);
SETCONST(BR_LFV);
SETCONST(BR_MFV);
SETCONST(BR_DTH);
SETCONST(BT_DFS);
SETCONST(BT_BFS);
SETCONST(BT_BLB);
SETCONST(BT_BPH);
#endif
#if GLPK_VERSION(4, 21)
SETCONST(PP_NONE);
SETCONST(PP_ROOT);
SETCONST(PP_ALL);
#endif
#undef SETCONST
// Add in the calls to the other objects.
if ((retval=Obj_InitType(module))!=0) return retval;
#ifdef USEPARAMS
if ((retval=Params_InitType(module))!=0) return retval;
#endif
if ((retval=BarCol_InitType(module))!=0) return retval;
if ((retval=KKT_InitType(module))!=0) return retval;
#if GLPK_VERSION(4, 20)
if ((retval=Tree_InitType(module))!=0) return retval;
#endif
return 0;
}
int KKT_InitType(PyObject *module) {
return util_add_type(module, &KKTType);
}
