| /* Module object implementation */ |
| |
| #include "allobjects.h" |
| |
| typedef struct { |
| OB_HEAD |
| object *md_name; |
| object *md_dict; |
| } moduleobject; |
| |
| object * |
| newmoduleobject(name) |
| char *name; |
| { |
| moduleobject *m = NEWOBJ(moduleobject, &Moduletype); |
| if (m == NULL) |
| return NULL; |
| m->md_name = newstringobject(name); |
| m->md_dict = newdictobject(); |
| if (m->md_name == NULL || m->md_dict == NULL) { |
| DECREF(m); |
| return NULL; |
| } |
| return (object *)m; |
| } |
| |
| object * |
| getmoduledict(m) |
| object *m; |
| { |
| if (!is_moduleobject(m)) { |
| err_badcall(); |
| return NULL; |
| } |
| return ((moduleobject *)m) -> md_dict; |
| } |
| |
| char * |
| getmodulename(m) |
| object *m; |
| { |
| if (!is_moduleobject(m)) { |
| err_badarg(); |
| return NULL; |
| } |
| return getstringvalue(((moduleobject *)m) -> md_name); |
| } |
| |
| /* Methods */ |
| |
| static void |
| module_dealloc(m) |
| moduleobject *m; |
| { |
| if (m->md_name != NULL) |
| DECREF(m->md_name); |
| if (m->md_dict != NULL) |
| DECREF(m->md_dict); |
| free((char *)m); |
| } |
| |
| static void |
| module_print(m, fp, flags) |
| moduleobject *m; |
| FILE *fp; |
| int flags; |
| { |
| fprintf(fp, "<module '%s'>", getstringvalue(m->md_name)); |
| } |
| |
| static object * |
| module_repr(m) |
| moduleobject *m; |
| { |
| char buf[100]; |
| sprintf(buf, "<module '%.80s'>", getstringvalue(m->md_name)); |
| return newstringobject(buf); |
| } |
| |
| static object * |
| module_getattr(m, name) |
| moduleobject *m; |
| char *name; |
| { |
| object *res; |
| if (strcmp(name, "__dict__") == 0) { |
| INCREF(m->md_dict); |
| return m->md_dict; |
| } |
| if (strcmp(name, "__name__") == 0) { |
| INCREF(m->md_name); |
| return m->md_name; |
| } |
| res = dictlookup(m->md_dict, name); |
| if (res == NULL) |
| err_setstr(NameError, name); |
| else |
| INCREF(res); |
| return res; |
| } |
| |
| static int |
| module_setattr(m, name, v) |
| moduleobject *m; |
| char *name; |
| object *v; |
| { |
| if (strcmp(name, "__dict__") == 0 || strcmp(name, "__name__") == 0) { |
| err_setstr(NameError, "can't assign to reserved member name"); |
| return -1; |
| } |
| if (v == NULL) |
| return dictremove(m->md_dict, name); |
| else |
| return dictinsert(m->md_dict, name, v); |
| } |
| |
| typeobject Moduletype = { |
| OB_HEAD_INIT(&Typetype) |
| 0, /*ob_size*/ |
| "module", /*tp_name*/ |
| sizeof(moduleobject), /*tp_size*/ |
| 0, /*tp_itemsize*/ |
| module_dealloc, /*tp_dealloc*/ |
| module_print, /*tp_print*/ |
| module_getattr, /*tp_getattr*/ |
| module_setattr, /*tp_setattr*/ |
| 0, /*tp_compare*/ |
| module_repr, /*tp_repr*/ |
| }; |