server/mpm/experimental/perchild/mpm.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 /**
  18  * @file  perchild/mpm.h
  19  * @brief Unix Perchild MPM
  20  *
  21  * @defgroup APACHE_MPM_PERCHILD Uinx Perchild MPM
  22  * @ingroup  APACHE_MPM APACHE_OS_UNIX
  23  * @{
  24  */
  25
  26 #include "httpd.h"
  27 #include "mpm_default.h"
  28 #include "unixd.h"
  29
  30 #ifndef APACHE_MPM_PERCHILD_H
  31 #define APACHE_MPM_PERCHILD_H
  32
  33 #define PERCHILD_MPM
  34
  35 #define MPM_NAME "Perchild"
  36
  37 #define AP_MPM_WANT_RECLAIM_CHILD_PROCESSES
  38 #define AP_MPM_WANT_WAIT_OR_TIMEOUT
  39 #define AP_MPM_WANT_PROCESS_CHILD_STATUS
  40 #define AP_MPM_WANT_SET_PIDFILE
  41 #define AP_MPM_WANT_SET_SCOREBOARD
  42 #define AP_MPM_WANT_SET_LOCKFILE
  43 #define AP_MPM_WANT_SET_MAX_REQUESTS
  44 #define AP_MPM_WANT_SET_COREDUMPDIR
  45 #define AP_MPM_WANT_SET_ACCEPT_LOCK_MECH
  46 #define AP_MPM_WANT_SIGNAL_SERVER
  47 #define AP_MPM_WANT_SET_STACKSIZE
  48 #define AP_MPM_WANT_FATAL_SIGNAL_HANDLER
  49 #define AP_MPM_USES_POD
  50
  51 #define MPM_CHILD_PID(i) (ap_scoreboard_image->parent[i].pid)
  52 #define MPM_NOTE_CHILD_KILLED(i) (MPM_CHILD_PID(i) = 0)
  53 #define MPM_ACCEPT_FUNC ap_unixd_accept
  54
  55 /* Table of child status */
  56 #define SERVER_DEAD 0
  57 #define SERVER_DYING 1
  58 #define SERVER_ALIVE 2
  59
  60 typedef struct ap_ctable{
  61     pid_t pid;
  62     unsigned char status;
  63 } ap_ctable;
  64
  65 extern int ap_threads_per_child;
  66 extern int ap_max_daemons_limit;
  67 extern server_rec *ap_server_conf;
  68
  69 #endif /* APACHE_MPM_PERCHILD_H */
  70 /** @} */