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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
21 * @brief APR Environment functions
23 #include "apr_errno.h"
24 #include "apr_pools.h"
28 #endif /* __cplusplus */
31 * @defgroup apr_env Functions for manipulating the environment
37 * Get the value of an environment variable
38 * @param value the returned value, allocated from @a pool
39 * @param envvar the name of the environment variable
40 * @param pool where to allocate @a value and any temporary storage from
42 APR_DECLARE(apr_status_t) apr_env_get(char **value, const char *envvar,
46 * Set the value of an environment variable
47 * @param envvar the name of the environment variable
48 * @param value the value to set
49 * @param pool where to allocate temporary storage from
51 APR_DECLARE(apr_status_t) apr_env_set(const char *envvar, const char *value,
55 * Delete a variable from the environment
56 * @param envvar the name of the environment variable
57 * @param pool where to allocate temporary storage from
59 APR_DECLARE(apr_status_t) apr_env_delete(const char *envvar, apr_pool_t *pool);
67 #endif /* ! APR_ENV_H */