rubbos/app/httpd-2.0.64/srclib/apr/include/arch/unix/apr_arch_inherit.h

   1 /* Licensed to the Apache Software Foundation (ASF) under one or more
   2  * contributor license agreements.  See the NOTICE file distributed with
   3  * this work for additional information regarding copyright ownership.
   4  * The ASF licenses this file to You under the Apache License, Version 2.0
   5  * (the "License"); you may not use this file except in compliance with
   6  * the License.  You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef INHERIT_H
  18 #define INHERIT_H
  19
  20 #include "apr_inherit.h"
  21
  22 #define APR_INHERIT (1 << 24)    /* Must not conflict with other bits */
  23
  24 #define APR_IMPLEMENT_INHERIT_SET(name, flag, pool, cleanup)        \
  25 apr_status_t apr_##name##_inherit_set(apr_##name##_t *the##name)    \
  26 {                                                                   \
  27     if (the##name->flag & APR_FILE_NOCLEANUP)                       \
  28         return APR_EINVAL;                                          \
  29     if (!(the##name->flag & APR_INHERIT)) {                         \
  30         the##name->flag |= APR_INHERIT;                             \
  31         apr_pool_child_cleanup_set(the##name->pool,                 \
  32                                    (void *)the##name,               \
  33                                    cleanup, apr_pool_cleanup_null); \
  34     }                                                               \
  35     return APR_SUCCESS;                                             \
  36 }                                                                   \
  37 /* Deprecated */                                                    \
  38 void apr_##name##_set_inherit(apr_##name##_t *the##name)            \
  39 {                                                                   \
  40     apr_##name##_inherit_set(the##name);                            \
  41 }
  42
  43 #define APR_IMPLEMENT_INHERIT_UNSET(name, flag, pool, cleanup)      \
  44 apr_status_t apr_##name##_inherit_unset(apr_##name##_t *the##name)  \
  45 {                                                                   \
  46     if (the##name->flag & APR_FILE_NOCLEANUP)                       \
  47         return APR_EINVAL;                                          \
  48     if (the##name->flag & APR_INHERIT) {                            \
  49         the##name->flag &= ~APR_INHERIT;                            \
  50         apr_pool_child_cleanup_set(the##name->pool,                 \
  51                                    (void *)the##name,               \
  52                                    cleanup, cleanup);               \
  53     }                                                               \
  54     return APR_SUCCESS;                                             \
  55 }                                                                   \
  56 /* Deprecated */                                                    \
  57 void apr_##name##_unset_inherit(apr_##name##_t *the##name)          \
  58 {                                                                   \
  59     apr_##name##_inherit_unset(the##name);                          \
  60 }
  61
  62 #endif  /* ! INHERIT_H */