Feature #4893 » String_call_initialize_v5b.diff
| string.c | ||
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return str;
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}
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extern void rb_obj_call_init_fast(VALUE obj, int argc, VALUE *argv);
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VALUE
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rb_str_new(const char *ptr, long len)
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{
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return str_new(rb_cString, ptr, len);
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/* str is already initialized by original initialize within str_new() */
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VALUE str = str_new(rb_cString, ptr, len);
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/* speed: call initialize only if it was redefined. See #4893 */
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/* passing str itself as parameter, avoiding need for a temp str */
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rb_obj_call_init_fast((VALUE)str, 1, &str);
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return str;
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}
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VALUE
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| vm_method.c | ||
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}
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}
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/* use class-variable (bit-flag). TODO: move to header file */
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#define FL_CALL_INIT FL_USER18
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void
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rb_set_call_flags(VALUE klass, ID mid, int set)
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{
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/* if used for more classes, introduce FL_FAST_CLASS to mark*/
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if (ruby_running && mid == idInitialize && klass == rb_cString) {
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if (set) {
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FL_SET(klass, FL_CALL_INIT);
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} else {
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FL_UNSET(klass, FL_CALL_INIT);
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}
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}
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}
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void
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rb_obj_call_init_fast(VALUE obj, int argc, VALUE *argv)
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{
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/* use only in fast_classes like String. Method lookup and call of initialize
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will be done only, if initialize was redefined. */
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if (FL_TEST(CLASS_OF(obj), FL_CALL_INIT)) {
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rb_obj_call_init(obj, argc, argv);
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}
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}
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rb_method_entry_t *
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rb_add_method(VALUE klass, ID mid, rb_method_type_t type, void *opts, rb_method_flag_t noex)
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{
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| ... | ... | |
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default:
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rb_bug("rb_add_method: unsupported method type (%d)\n", type);
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}
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rb_set_call_flags(klass, mid, TRUE);
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if (type != VM_METHOD_TYPE_UNDEF) {
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method_added(klass, mid);
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}
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| ... | ... | |
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rb_vm_check_redefinition_opt_method(me);
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rb_clear_cache_for_undef(klass, mid);
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rb_unlink_method_entry(me);
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rb_set_call_flags(klass, mid, FALSE);
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CALL_METHOD_HOOK(klass, removed, mid);
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}
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| ... | ... | |
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rb_add_method(klass, id, VM_METHOD_TYPE_UNDEF, 0, NOEX_PUBLIC);
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rb_set_call_flags(klass, id, FALSE);
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CALL_METHOD_HOOK(klass, undefined, id);
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}
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