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428
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1 /* Definitions for asynchronous process control in XEmacs.
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2 Copyright (C) 1985, 1992, 1993, 1994 Free Software Foundation, Inc.
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814
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3 Copyright (C) 2002 Ben Wing.
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428
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4
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5 This file is part of XEmacs.
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6
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7 XEmacs is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 2, or (at your option) any
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10 later version.
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11
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12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs; see the file COPYING. If not, write to
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19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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20 Boston, MA 02111-1307, USA. */
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21
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440
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22 #ifndef INCLUDED_process_h_
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23 #define INCLUDED_process_h_
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428
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24
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25 #if defined (NO_SUBPROCESSES)
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26 #undef XPROCESS
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27 #undef CHECK_PROCESS
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28 #define PROCESSP(x) 0
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29 #define PROCESS_LIVE_P(x) 0
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30 #define Fprocess_status(x) Qnil
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31 #define Fget_process(x) Qnil
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32 #define Fget_buffer_process(x) Qnil
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33 #define kill_buffer_processes(x) 0
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34 #define close_process_descs() 0
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35 #define init_xemacs_process() 0
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36
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37 #else /* not NO_SUBPROCESSES */
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38
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442
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39 /* struct Lisp_Process is defined in procimpl.h; only process-*.c need
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40 to know about the guts of it. */
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428
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41
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440
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42 DECLARE_LRECORD (process, Lisp_Process);
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43 #define XPROCESS(x) XRECORD (x, process, Lisp_Process)
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617
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44 #define wrap_process(p) wrap_record (p, process)
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428
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45 #define PROCESSP(x) RECORDP (x, process)
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46 #define CHECK_PROCESS(x) CHECK_RECORD (x, process)
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863
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47 #define PROCESS_LIVE_P(x) (EQ ((x)->status_symbol, Qrun))
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48 #define PROCESS_READABLE_P(x) (!NILP ((x)->pipe_instream))
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440
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49
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50 #define CHECK_LIVE_PROCESS(x) do { \
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51 CHECK_PROCESS (x); \
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52 if (! PROCESS_LIVE_P (XPROCESS (x))) \
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53 dead_wrong_type_argument (Qprocess_live_p, (x)); \
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54 } while (0)
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428
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55
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863
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56 #define CHECK_READABLE_PROCESS(x) do { \
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57 CHECK_PROCESS (x); \
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58 if (! PROCESS_READABLE_P (XPROCESS (x))) \
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59 dead_wrong_type_argument (Qprocess_readable_p, (x)); \
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60 } while (0)
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61
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872
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62 EXFUN (Fdelete_process, 1);
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63 EXFUN (Fget_buffer_process, 1);
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64 EXFUN (Fget_process, 1);
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65 EXFUN (Fprocess_status, 1);
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428
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66 EXFUN (Fprocess_kill_without_query, 2);
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67 EXFUN (Fprocess_id, 1);
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68
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872
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69 DECLARE_DOESNT_RETURN (report_process_error (const char *, Lisp_Object));
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70 DECLARE_DOESNT_RETURN (report_network_error (const char *, Lisp_Object));
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71 extern Lisp_Object Vlisp_EXEC_SUFFIXES;
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72
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73 Ibyte *egetenv (const CIbyte *var);
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74 void eputenv (const CIbyte *var, const CIbyte *value);
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75 extern int env_initted;
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76
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771
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77 extern Lisp_Object Qprocess_live_p;
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78
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428
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79 Lisp_Object connect_to_file_descriptor (Lisp_Object name,
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80 Lisp_Object buffer,
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81 Lisp_Object infd,
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82 Lisp_Object outfd);
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440
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83 int connected_via_filedesc_p (Lisp_Process *p);
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428
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84 void kill_buffer_processes (Lisp_Object buffer);
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85 void close_process_descs (void);
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853
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86 void set_process_filter (Lisp_Object proc, Lisp_Object filter,
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87 int filter_does_read,
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88 int set_stderr);
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428
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89 void update_process_status (Lisp_Object p,
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90 Lisp_Object status_symbol,
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91 int exit_code, int core_dumped);
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440
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92 void get_process_streams (Lisp_Process *p,
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853
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93 Lisp_Object *instr, Lisp_Object *outstr,
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94 Lisp_Object *errstr);
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95 int get_process_selected_p (Lisp_Process *p, int do_err);
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96 void set_process_selected_p (Lisp_Process *p, int in_selected,
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97 int err_selected);
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440
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98 Lisp_Process *get_process_from_usid (USID usid);
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428
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99
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100 #ifdef HAVE_SOCKETS
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101 int network_connection_p (Lisp_Object process);
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102 #else
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103 #define network_connection_p(x) 0
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104 #endif
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105
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106 extern Lisp_Object Qclosed, Qmulticast, Qopen, Qrun, Qstop, Qtcp, Qudp;
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107 extern Lisp_Object Vprocess_connection_type, Vprocess_list;
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108
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109 /* Report all recent events of a change in process status
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110 (either run the sentinel or output a message).
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111 This is done while Emacs is waiting for keyboard input. */
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112 void status_notify (void);
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113 void kick_status_notify (void);
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114 void deactivate_process (Lisp_Object proc);
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853
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115 Charcount read_process_output (Lisp_Object proc, int read_stderr);
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116 int process_has_separate_stderr (Lisp_Object proc);
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442
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117 const char *signal_name (int signum);
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428
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118 Lisp_Object canonicalize_host_name (Lisp_Object host);
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119
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120 #endif /* not NO_SUBPROCESSES */
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121
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122 /* The name of the file open to get a null file, or a data sink.
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123 MS-DOS, and OS/2 redefine this. */
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124 #ifndef NULL_DEVICE
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125 #define NULL_DEVICE "/dev/null"
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126 #endif
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127
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128 /* A string listing the possible suffixes used for executable files,
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129 separated by colons. MS-DOS, and OS/2 redefine this. */
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130 #ifndef EXEC_SUFFIXES
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131 #define EXEC_SUFFIXES ""
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132 #endif
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133
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440
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134 #endif /* INCLUDED_process_h_ */
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