Function init_config_defines

server/core.c:1484–1491

* Make sure we can revert the effects of Define/UnDefine when restarting. * This function must be called once per loading of the config, before * ap_server_config_defines is changed. This may be during reading of the * config, which is even before the pre_config hook is run (due to * EXEC_ON_READ for Define/UnDefine). */

 * EXEC_ON_READ for Define/UnDefine).
 */
static void init_config_defines(apr_pool_t *pconf)
{
    saved_server_config_defines = ap_server_config_defines;
    /* Use apr_array_copy instead of apr_array_copy_hdr because it does not
     * protect from the way unset_define removes entries.
     */
    ap_server_config_defines = apr_array_copy(pconf, ap_server_config_defines);
}

static const char *set_define(cmd_parms *cmd, void *dummy,
                              const char *name, const char *value)