home *** CD-ROM | disk | FTP | other *** search
- /* Definitions for asynchronous process control in XEmacs.
- Copyright (C) 1985, 1992, 1993, 1994 Free Software Foundation, Inc.
-
- This file is part of XEmacs.
-
- XEmacs 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.
-
- XEmacs 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 XEmacs; see the file COPYING. If not, write to the Free
- Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Synched up with: FSF 19.28. */
-
- #ifndef _XEMACS_PROCESS_H_
- #define _XEMACS_PROCESS_H_
-
- #if defined (NO_SUBPROCESSES)
- #undef XPROCESS
- #undef CHECK_PROCESS
- #undef XSETPROCESS
- #define PROCESSP(x) 0
- #define Fprocess_status(x) Qnil
- #define Fget_process(x) Qnil
- #define Fget_buffer_process(x) Qnil
- #define kill_buffer_processes(x) 0
- #define close_process_descs() 0
- #define init_xemacs_process() 0
- extern void wait_without_blocking (void);
-
- #else /* not NO_SUBPROCESSES */
-
- /* Only process.c needs to know about the guts of this */
- struct Lisp_Process;
-
- DECLARE_LRECORD (process, struct Lisp_Process);
- #define XPROCESS(x) XRECORD (x, process, struct Lisp_Process)
- #define XSETPROCESS(x, p) XSETRECORD (x, p, process)
- #define PROCESSP(x) RECORDP (x, process)
- #define CHECK_PROCESS(x, i) CHECK_RECORD (x, process)
-
- #ifdef emacs
-
- extern Lisp_Object Fget_process (Lisp_Object name);
- extern Lisp_Object Fget_buffer_process (Lisp_Object name);
- extern Lisp_Object Fprocessp (Lisp_Object object);
- extern Lisp_Object Fprocess_status (Lisp_Object process);
- extern Lisp_Object Fkill_process (Lisp_Object process,
- Lisp_Object current_group);
- extern Lisp_Object Fdelete_process (Lisp_Object process);
- extern Lisp_Object Fopen_network_stream_internal (Lisp_Object name,
- Lisp_Object buffer,
- Lisp_Object host,
- Lisp_Object service);
- extern Lisp_Object Fprocess_kill_without_query (Lisp_Object, Lisp_Object);
-
- extern Lisp_Object connect_to_file_descriptor (Lisp_Object name,
- Lisp_Object buffer,
- Lisp_Object infd,
- Lisp_Object outfd);
- extern int connected_via_filedesc_p (struct Lisp_Process *p);
- extern void kill_buffer_processes (Lisp_Object buffer);
- extern void close_process_descs (void);
-
- extern void set_process_filter (Lisp_Object proc,
- Lisp_Object filter, int filter_does_read);
-
- /* True iff we are about to fork off a synchronous process or if we
- are waiting for it. */
- extern volatile int synch_process_alive;
-
- /* Nonzero => this is a string explaining death of synchronous subprocess. */
- extern CONST char *synch_process_death;
-
- /* If synch_process_death is zero,
- this is exit code of synchronous subprocess. */
- extern int synch_process_retcode;
-
-
- extern void update_process_status (Lisp_Object p,
- Lisp_Object status_symbol,
- int exit_code, int core_dumped);
-
- extern void get_process_file_descriptors (struct Lisp_Process *p,
- int *infd, int *outfd);
-
- extern struct Lisp_Process *get_process_from_input_descriptor (int infd);
-
- #ifdef HAVE_SOCKETS
- extern int network_connection_p (Lisp_Object process);
- #else
- #define network_connection_p(x) 0
- #endif
-
- extern Lisp_Object Qrun, Qexit, Qopen, Qclosed;
-
- /* Report all recent events of a change in process status
- (either run the sentinel or output a message).
- This is done while Emacs is waiting for keyboard input. */
- extern void status_notify (void);
- extern void kick_status_notify (void);
-
- extern void deactivate_process (Lisp_Object proc);
-
- #ifdef VMS
- extern void create_process (Lisp_Object process, char **new_argv,
- CONST char *current_dir);
- #endif
-
- extern void child_setup (int in, int out, int err,
- char **new_argv, char **env,
- CONST char *current_dir);
-
- extern Charcount read_process_output (Lisp_Object proc);
-
- extern CONST char *signal_name (int signum);
-
- #endif /* not NO_SUBPROCESSES */
-
- /* The name of the file open to get a null file, or a data sink.
- VMS, MS-DOS, and OS/2 redefine this. */
- #ifndef NULL_DEVICE
- #define NULL_DEVICE "/dev/null"
- #endif
-
- /* A string listing the possible suffixes used for executable files,
- separated by colons. VMS, MS-DOS, and OS/2 redefine this. */
- #ifndef EXEC_SUFFIXES
- #define EXEC_SUFFIXES ""
- #endif
-
- #endif /* emacs */
-
- #endif /* _XEMACS_PROCESS_H_ */
-