xref: /netbsd/external/gpl2/gmake/dist/remote-stub.c (revision 7f56925b)

/* Template for the remote job exportation interface to GNU Make.
Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software
Foundation, Inc.
This file is part of GNU Make.

GNU Make is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 2, or (at your option) any later version.

GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with
GNU Make; see the file COPYING.  If not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.  */

#include "make.h"
#include "filedef.h"
#include "job.h"
#include "commands.h"


char *remote_description = 0;

/* Call once at startup even if no commands are run.  */

void
remote_setup (void)
{
}

/* Called before exit.  */

void
remote_cleanup (void)
{
}

/* Return nonzero if the next job should be done remotely.  */

int
start_remote_job_p (int first_p UNUSED)
{
  return 0;
}

/* Start a remote job running the command in ARGV,
   with environment from ENVP.  It gets standard input from STDIN_FD.  On
   failure, return nonzero.  On success, return zero, and set *USED_STDIN
   to nonzero if it will actually use STDIN_FD, zero if not, set *ID_PTR to
   a unique identification, and set *IS_REMOTE to zero if the job is local,
   nonzero if it is remote (meaning *ID_PTR is a process ID).  */

int
start_remote_job (char **argv UNUSED, char **envp UNUSED, int stdin_fd UNUSED,
                  int *is_remote UNUSED, int *id_ptr UNUSED,
                  int *used_stdin UNUSED)
{
  return -1;
}

/* Get the status of a dead remote child.  Block waiting for one to die
   if BLOCK is nonzero.  Set *EXIT_CODE_PTR to the exit status, *SIGNAL_PTR
   to the termination signal or zero if it exited normally, and *COREDUMP_PTR
   nonzero if it dumped core.  Return the ID of the child that died,
   0 if we would have to block and !BLOCK, or < 0 if there were none.  */

int
remote_status (int *exit_code_ptr UNUSED, int *signal_ptr UNUSED,
               int *coredump_ptr UNUSED, int block UNUSED)
{
  errno = ECHILD;
  return -1;
}

/* Block asynchronous notification of remote child death.
   If this notification is done by raising the child termination
   signal, do not block that signal.  */
void
block_remote_children (void)
{
  return;
}

/* Restore asynchronous notification of remote child death.
   If this is done by raising the child termination signal,
   do not unblock that signal.  */
void
unblock_remote_children (void)
{
  return;
}

/* Send signal SIG to child ID.  Return 0 if successful, -1 if not.  */
int
remote_kill (int id UNUSED, int sig UNUSED)
{
  return -1;
}