remote-stub.c

   1 /* Template for the remote job exportation interface to GNU Make.
   2 Copyright (C) 1988, 1989, 1992, 1993, 1996 Free Software Foundation, Inc.
   3 This file is part of GNU Make.
   4
   5 GNU Make is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2, or (at your option)
   8 any later version.
   9
  10 GNU Make is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GNU Make; see the file COPYING.  If not, write to
  17 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  18
  19 #include "make.h"
  20 #include "filedef.h"
  21 #include "job.h"
  22 #include "commands.h"
  23
  24
  25 char *remote_description = 0;
  26
  27 /* Call once at startup even if no commands are run.  */
  28
  29 void
  30 remote_setup ()
  31 {
  32 }
  33
  34 /* Called before exit.  */
  35
  36 void
  37 remote_cleanup ()
  38 {
  39 }
  40 \f
  41 /* Return nonzero if the next job should be done remotely.  */
  42
  43 int
  44 start_remote_job_p ()
  45 {
  46   return 0;
  47 }
  48 \f
  49 /* Start a remote job running the command in ARGV,
  50    with environment from ENVP.  It gets standard input from STDIN_FD.  On
  51    failure, return nonzero.  On success, return zero, and set *USED_STDIN
  52    to nonzero if it will actually use STDIN_FD, zero if not, set *ID_PTR to
  53    a unique identification, and set *IS_REMOTE to zero if the job is local,
  54    nonzero if it is remote (meaning *ID_PTR is a process ID).  */
  55
  56 int
  57 start_remote_job (argv, envp, stdin_fd, is_remote, id_ptr, used_stdin)
  58      char **argv, **envp;
  59      int stdin_fd;
  60      int *is_remote;
  61      int *id_ptr;
  62      int *used_stdin;
  63 {
  64   return -1;
  65 }
  66 \f
  67 /* Get the status of a dead remote child.  Block waiting for one to die
  68    if BLOCK is nonzero.  Set *EXIT_CODE_PTR to the exit status, *SIGNAL_PTR
  69    to the termination signal or zero if it exited normally, and *COREDUMP_PTR
  70    nonzero if it dumped core.  Return the ID of the child that died,
  71    0 if we would have to block and !BLOCK, or < 0 if there were none.  */
  72
  73 int
  74 remote_status (exit_code_ptr, signal_ptr, coredump_ptr, block)
  75      int *exit_code_ptr, *signal_ptr, *coredump_ptr;
  76      int block;
  77 {
  78   errno = ECHILD;
  79   return -1;
  80 }
  81
  82 /* Block asynchronous notification of remote child death.
  83    If this notification is done by raising the child termination
  84    signal, do not block that signal.  */
  85 void
  86 block_remote_children ()
  87 {
  88   return;
  89 }
  90
  91 /* Restore asynchronous notification of remote child death.
  92    If this is done by raising the child termination signal,
  93    do not unblock that signal.  */
  94 void
  95 unblock_remote_children ()
  96 {
  97   return;
  98 }
  99
 100 /* Send signal SIG to child ID.  Return 0 if successful, -1 if not.  */
 101 int
 102 remote_kill (id, sig)
 103      int id;
 104      int sig;
 105 {
 106   return -1;
 107 }