Mercurial > hg > xemacs-beta
diff src/process.h @ 428:3ecd8885ac67 r21-2-22
Import from CVS: tag r21-2-22
author | cvs |
---|---|
date | Mon, 13 Aug 2007 11:28:15 +0200 |
parents | |
children | 8de8e3f6228a |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/process.h Mon Aug 13 11:28:15 2007 +0200 @@ -0,0 +1,145 @@ +/* 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, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _XEMACS_PROCESS_H_ +#define _XEMACS_PROCESS_H_ + +#if defined (NO_SUBPROCESSES) +#undef XPROCESS +#undef CHECK_PROCESS +#undef XSETPROCESS +#define PROCESSP(x) 0 +#define PROCESS_LIVE_P(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 +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) CHECK_RECORD (x, process) +#define PROCESS_LIVE_P(x) (!NILP (XPROCESS(x)->pipe_instream)) + +#ifdef emacs + +EXFUN (Fprocess_kill_without_query, 2); +EXFUN (Fprocess_id, 1); + +Lisp_Object connect_to_file_descriptor (Lisp_Object name, + Lisp_Object buffer, + Lisp_Object infd, + Lisp_Object outfd); +int connected_via_filedesc_p (struct Lisp_Process *p); +void kill_buffer_processes (Lisp_Object buffer); +void close_process_descs (void); + +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; + + +void update_process_status (Lisp_Object p, + Lisp_Object status_symbol, + int exit_code, int core_dumped); + +void get_process_streams (struct Lisp_Process *p, + Lisp_Object *instr, Lisp_Object *outstr); +int get_process_selected_p (struct Lisp_Process *p); +void set_process_selected_p (struct Lisp_Process *p, int selected_p); + +struct Lisp_Process *get_process_from_usid (USID usid); + +#ifdef HAVE_SOCKETS +int network_connection_p (Lisp_Object process); +#else +#define network_connection_p(x) 0 +#endif + +extern Lisp_Object Qclosed, Qmulticast, Qopen, Qrun, Qstop, Qtcp, Qudp; +extern Lisp_Object Vprocess_connection_type, Vprocess_list; + +/* 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. */ +void status_notify (void); +void kick_status_notify (void); + +void deactivate_process (Lisp_Object proc); + +#ifdef WINDOWSNT +int +#else +void +#endif +child_setup (int in, int out, int err, + char **new_argv, CONST char *current_dir); + +Charcount read_process_output (Lisp_Object proc); + +CONST char *signal_name (int signum); + +Lisp_Object canonicalize_host_name (Lisp_Object host); + +#endif /* not NO_SUBPROCESSES */ + +/* The name of the file open to get a null file, or a data sink. + 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. MS-DOS, and OS/2 redefine this. */ +#ifndef EXEC_SUFFIXES +#define EXEC_SUFFIXES "" +#endif + +#endif /* emacs */ + +#ifdef HAVE_GETPT +#define PTY_ITERATION +#define PTY_OPEN \ + if ((fd = getpt()) < 0 || grantpt (fd) < 0 || unlockpt (fd) < 0) \ + return -1; +#define PTY_NAME_SPRINTF +#define PTY_TTY_NAME_SPRINTF strcpy (pty_name, ptsname (fd)); +#endif + +#endif /* _XEMACS_PROCESS_H_ */