| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "pmfunction.h" |
| #include "pminternal.h" |
| |
| void *pmalloc_detach(void *md) { |
| struct mdesc mtemp; |
| |
| if (md != NULL) { |
| |
| mtemp = *(struct mdesc *) md; |
| |
| if ((mtemp.morespace(&mtemp, mtemp.mempoolbase - mtemp.limitpos)) |
| == NULL) { |
| *(struct mdesc *) md = mtemp; |
| } else { |
| if (mtemp.flags & PMALLOC_DEVZERO) { |
| close(mtemp.mappingfd); |
| } |
| md = NULL; |
| } |
| } |
| |
| return (md); |
| } |