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comparison src/sysproc.h @ 0:376386a54a3c r19-14

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Import from CVS: tag r19-14
author cvs
date Mon, 13 Aug 2007 08:45:50 +0200
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children 4be1180a9e89
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-1:000000000000 0:376386a54a3c
1 /*
2 Copyright (C) 1995 Free Software Foundation, Inc.
3
4 This file is part of XEmacs.
5
6 XEmacs is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
9 later version.
10
11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with XEmacs; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
20
21 /* Synched up with: Not really in FSF. */
22
23 #ifdef HAVE_VFORK_H
24 # include <vfork.h>
25 #endif
26
27 #include "systime.h" /* necessary for sys/resource.h; also gets the
28 FD_* defines on some systems. */
29 #include <sys/resource.h>
30
31 #if !defined (NO_SUBPROCESSES)
32
33 #ifdef HAVE_SOCKETS /* TCP connection support, if kernel can do it */
34 # include <sys/socket.h>
35 # include <netdb.h>
36 # include <netinet/in.h>
37 # include <arpa/inet.h>
38 #ifdef NEED_NET_ERRNO_H
39 #include <net/errno.h>
40 #endif /* NEED_NET_ERRNO_H */
41 #elif defined (SKTPAIR)
42 # include <sys/socket.h>
43 #endif /* HAVE_SOCKETS */
44
45 /* TERM is a poor-man's SLIP, used on Linux. */
46 #ifdef HAVE_TERM
47 # include <client.h>
48 #endif
49
50 /* On some systems, e.g. DGUX, inet_addr returns a 'struct in_addr'. */
51 #ifdef HAVE_BROKEN_INET_ADDR
52 # define IN_ADDR struct in_addr
53 # define NUMERIC_ADDR_ERROR (numeric_addr.s_addr == -1)
54 #else
55 # if (LONGBITS > 32)
56 # define IN_ADDR unsigned int
57 # else
58 # define IN_ADDR unsigned long
59 # endif
60 # define NUMERIC_ADDR_ERROR (numeric_addr == (IN_ADDR) -1)
61 #endif
62
63 /* Define first descriptor number available for subprocesses. */
64 #ifdef VMS
65 # define FIRST_PROC_DESC 1
66 #else /* Not VMS */
67 # define FIRST_PROC_DESC 3
68 #endif
69
70 #ifdef IRIS
71 # include <sys/sysmacros.h> /* for "minor" */
72 #endif /* not IRIS */
73
74 #endif /* !NO_SUBPROCESSES */
75
76 #ifdef AIX
77 #include <sys/select.h>
78 #endif
79
80 #ifdef FD_SET
81
82 /* We could get this from param.h, but better not to depend on finding that.
83 And better not to risk that it might define other symbols used in this
84 file. */
85 # ifdef FD_SETSIZE
86 # define MAXDESC FD_SETSIZE
87 # else
88 # define MAXDESC 64
89 # endif /* FD_SETSIZE */
90 # define SELECT_TYPE fd_set
91
92 #else /* no FD_SET */
93
94 # define MAXDESC 32
95 # define SELECT_TYPE int
96
97 /* Define the macros to access a single-int bitmap of descriptors. */
98 # define FD_SET(n, p) (*(p) |= (1 << (n)))
99 # define FD_CLR(n, p) (*(p) &= ~(1 << (n)))
100 # define FD_ISSET(n, p) (*(p) & (1 << (n)))
101 # define FD_ZERO(p) (*(p) = 0)
102
103 #endif /* no FD_SET */
104
105 #ifdef EMACS_BTL
106 extern int cadillac_stop_logging ();
107 extern int cadillac_start_logging ();
108 #endif
109
110 #ifdef ENERGIZE
111 extern Lisp_Object energize_get_buffer_process (Lisp_Object);
112 extern Lisp_Object Fenergize_user_input_buffer_mark (Lisp_Object);
113 extern Lisp_Object Venergize_process;
114 #endif
115
116 extern int poll_fds_for_input (SELECT_TYPE mask);
117
118 #ifdef MSDOS
119 /* #include <process.h> */
120 /* Damn that local process.h! Instead we can define P_WAIT ourselves. */
121 #define P_WAIT 1
122 #endif