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Posted to cvs@httpd.apache.org by rb...@locus.apache.org on 2000/08/06 04:21:06 UTC

cvs commit: apache-2.0/src/include mpm_common.h

rbb         00/08/05 19:21:06

  Modified:    src/include mpm_common.h
  Log:
  Update the mpm_common.h file with docs to use ScanDoc
  
  Revision  Changes    Path
  1.8       +41 -0     apache-2.0/src/include/mpm_common.h
  
  Index: mpm_common.h
  ===================================================================
  RCS file: /home/cvs/apache-2.0/src/include/mpm_common.h,v
  retrieving revision 1.7
  retrieving revision 1.8
  diff -u -r1.7 -r1.8
  --- mpm_common.h	2000/08/02 05:25:29	1.7
  +++ mpm_common.h	2000/08/06 02:21:06	1.8
  @@ -74,14 +74,55 @@
   extern "C" {
   #endif
   
  +/**
  + * @package Multi-Processing Modules functions
  + */
  +
   #ifdef HAVE_NETINET_TCP_H
   #include <netinet/tcp.h>    /* for TCP_NODELAY */
   #endif
           
  +/**
  + * Make sure all child processes that have been spawned by the parent process
  + * have died.  This includes process registered as "other_children".
  + * @warning This is only defined if the MPM defines 
  + *          MPM_NEEDS_RECLAIM_CHILD_PROCESS
  + * @param terminate Either 1 or 0.  If 1, send the child processes SIGTERM
  + *        each time through the loop.  If 0, give the process time to die
  + *        on its own before signalling it.
  + * @tip This function requires that some macros are defined by the MPM: <PRE>
  + *  MPM_SYNC_CHILD_TABLE -- sync the scoreboard image between child and parent
  + *  MPM_CHILD_PID -- Get the pid from the specified spot in the scoreboard
  + *  MPM_NOTE_CHILD_KILLED -- Note the child died in the scoreboard
  + */
   void ap_reclaim_child_processes(int terminate);
  +
  +/**
  + * Determine if any child process has died.  If no child process died, then
  + * this process sleeps for the amount of time specified by the MPM defined
  + * macro SCOREBOARD_MAINTENANCE_INTERVAL.
  + * @param status The return code if a process has died
  + * @param ret The process id of the process that died
  + * @param p The pool to allocate out of
  + */
   void ap_wait_or_timeout(ap_wait_t *status, apr_proc_t *ret, apr_pool_t *p);
  +
  +/**
  + * Log why a child died to the error log, if the child died without the
  + * parent signalling it.
  + * @param pid The child that has died
  + * @param status The status returned from ap_wait_or_timeout
  + */
   void ap_process_child_status(apr_proc_t *pid, ap_wait_t status);
  +
   #if defined(TCP_NODELAY) && !defined(MPE) && !defined(TPF)
  +/**
  + * Turn off the nagle algorithm for the specified socket.  The nagle algorithm
  + * says that we should delay sending partial packets in the hopes of getting
  + * more data.  There are bad interactions between persistent connections and
  + * Nagle's algorithm that have severe performance penalties.
  + * @param s The socket to disable nagle for.
  + */
   void ap_sock_disable_nagle(int s);
   #else
   #define ap_sock_disable_nagle(s)        /* NOOP */