Functions for manipulating the environment

Overview

// global functions

apr_status_t
apr_env_get(
    char** value,
    const char* envvar,
    apr_pool_t* pool
);

apr_status_t
apr_env_set(
    const char* envvar,
    const char* value,
    apr_pool_t* pool
);

apr_status_t
apr_env_delete(
    const char* envvar,
    apr_pool_t* pool
);

Detailed Documentation

Global Functions

apr_status_t
apr_env_get(
    char** value,
    const char* envvar,
    apr_pool_t* pool
)

Get the value of an environment variable

Parameters:

value	the returned value, allocated from pool
envvar	the name of the environment variable
pool	where to allocate value and any temporary storage from

apr_status_t
apr_env_set(
    const char* envvar,
    const char* value,
    apr_pool_t* pool
)

Set the value of an environment variable

Parameters:

envvar	the name of the environment variable
value	the value to set
pool	where to allocate temporary storage from

apr_status_t
apr_env_delete(
    const char* envvar,
    apr_pool_t* pool
)

Delete a variable from the environment

Parameters:

envvar	the name of the environment variable
pool	where to allocate temporary storage from